Mercurial > hg
annotate tests/coverage.py @ 5760:0145f9afb0e7
Removed tabs and trailing whitespace in python files
author | Thomas Arendsen Hein <thomas@intevation.de> |
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date | Sat, 29 Dec 2007 19:49:48 +0100 |
parents | 8623debad845 |
children | d0576d065993 |
rev | line source |
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coverage: return to not assuming that python is in /usr/bin
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1 #!/usr/bin/env python |
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2 # |
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3 # Perforce Defect Tracking Integration Project |
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4 # <http://www.ravenbrook.com/project/p4dti/> |
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5 # |
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6 # COVERAGE.PY -- COVERAGE TESTING |
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7 # |
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8 # Gareth Rees, Ravenbrook Limited, 2001-12-04 |
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9 # Ned Batchelder, 2004-12-12 |
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10 # http://nedbatchelder.com/code/modules/coverage.html |
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11 # |
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12 # |
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13 # 1. INTRODUCTION |
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14 # |
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15 # This module provides coverage testing for Python code. |
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16 # |
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17 # The intended readership is all Python developers. |
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18 # |
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19 # This document is not confidential. |
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20 # |
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21 # See [GDR 2001-12-04a] for the command-line interface, programmatic |
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22 # interface and limitations. See [GDR 2001-12-04b] for requirements and |
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23 # design. |
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24 |
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25 r"""Usage: |
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26 |
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27 coverage.py -x [-p] MODULE.py [ARG1 ARG2 ...] |
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28 Execute module, passing the given command-line arguments, collecting |
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29 coverage data. With the -p option, write to a temporary file containing |
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30 the machine name and process ID. |
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31 |
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32 coverage.py -e |
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33 Erase collected coverage data. |
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34 |
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35 coverage.py -c |
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36 Collect data from multiple coverage files (as created by -p option above) |
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37 and store it into a single file representing the union of the coverage. |
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38 |
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39 coverage.py -r [-m] [-o dir1,dir2,...] FILE1 FILE2 ... |
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40 Report on the statement coverage for the given files. With the -m |
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41 option, show line numbers of the statements that weren't executed. |
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42 |
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43 coverage.py -a [-d dir] [-o dir1,dir2,...] FILE1 FILE2 ... |
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44 Make annotated copies of the given files, marking statements that |
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45 are executed with > and statements that are missed with !. With |
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46 the -d option, make the copies in that directory. Without the -d |
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47 option, make each copy in the same directory as the original. |
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48 |
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49 -o dir,dir2,... |
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50 Omit reporting or annotating files when their filename path starts with |
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51 a directory listed in the omit list. |
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52 e.g. python coverage.py -i -r -o c:\python23,lib\enthought\traits |
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53 |
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54 Coverage data is saved in the file .coverage by default. Set the |
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55 COVERAGE_FILE environment variable to save it somewhere else.""" |
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56 |
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57 __version__ = "2.77.20070729" # see detailed history at the end of this file. |
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58 |
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59 import compiler |
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60 import compiler.visitor |
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61 import glob |
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62 import os |
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63 import re |
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64 import string |
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65 import symbol |
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66 import sys |
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67 import threading |
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68 import token |
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69 import types |
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70 from socket import gethostname |
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71 |
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72 # Python version compatibility |
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73 try: |
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74 strclass = basestring # new to 2.3 |
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75 except: |
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76 strclass = str |
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77 |
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78 # 2. IMPLEMENTATION |
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79 # |
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80 # This uses the "singleton" pattern. |
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81 # |
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82 # The word "morf" means a module object (from which the source file can |
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83 # be deduced by suitable manipulation of the __file__ attribute) or a |
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84 # filename. |
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85 # |
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86 # When we generate a coverage report we have to canonicalize every |
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87 # filename in the coverage dictionary just in case it refers to the |
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88 # module we are reporting on. It seems a shame to throw away this |
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89 # information so the data in the coverage dictionary is transferred to |
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90 # the 'cexecuted' dictionary under the canonical filenames. |
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91 # |
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92 # The coverage dictionary is called "c" and the trace function "t". The |
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93 # reason for these short names is that Python looks up variables by name |
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94 # at runtime and so execution time depends on the length of variables! |
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95 # In the bottleneck of this application it's appropriate to abbreviate |
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96 # names to increase speed. |
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97 |
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98 class StatementFindingAstVisitor(compiler.visitor.ASTVisitor): |
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99 """ A visitor for a parsed Abstract Syntax Tree which finds executable |
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100 statements. |
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101 """ |
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102 def __init__(self, statements, excluded, suite_spots): |
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103 compiler.visitor.ASTVisitor.__init__(self) |
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104 self.statements = statements |
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105 self.excluded = excluded |
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106 self.suite_spots = suite_spots |
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107 self.excluding_suite = 0 |
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108 |
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109 def doRecursive(self, node): |
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110 for n in node.getChildNodes(): |
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111 self.dispatch(n) |
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112 |
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113 visitStmt = visitModule = doRecursive |
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114 |
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115 def doCode(self, node): |
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116 if hasattr(node, 'decorators') and node.decorators: |
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117 self.dispatch(node.decorators) |
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118 self.recordAndDispatch(node.code) |
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119 else: |
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120 self.doSuite(node, node.code) |
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121 |
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122 visitFunction = visitClass = doCode |
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123 |
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124 def getFirstLine(self, node): |
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125 # Find the first line in the tree node. |
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126 lineno = node.lineno |
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127 for n in node.getChildNodes(): |
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128 f = self.getFirstLine(n) |
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129 if lineno and f: |
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130 lineno = min(lineno, f) |
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131 else: |
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132 lineno = lineno or f |
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133 return lineno |
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134 |
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135 def getLastLine(self, node): |
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136 # Find the first line in the tree node. |
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137 lineno = node.lineno |
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138 for n in node.getChildNodes(): |
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139 lineno = max(lineno, self.getLastLine(n)) |
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140 return lineno |
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141 |
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142 def doStatement(self, node): |
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143 self.recordLine(self.getFirstLine(node)) |
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144 |
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145 visitAssert = visitAssign = visitAssTuple = visitPrint = \ |
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146 visitPrintnl = visitRaise = visitSubscript = visitDecorators = \ |
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147 doStatement |
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148 |
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149 def visitPass(self, node): |
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150 # Pass statements have weird interactions with docstrings. If this |
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151 # pass statement is part of one of those pairs, claim that the statement |
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152 # is on the later of the two lines. |
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153 l = node.lineno |
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154 if l: |
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155 lines = self.suite_spots.get(l, [l,l]) |
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156 self.statements[lines[1]] = 1 |
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157 |
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158 def visitDiscard(self, node): |
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159 # Discard nodes are statements that execute an expression, but then |
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160 # discard the results. This includes function calls, so we can't |
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161 # ignore them all. But if the expression is a constant, the statement |
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162 # won't be "executed", so don't count it now. |
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163 if node.expr.__class__.__name__ != 'Const': |
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164 self.doStatement(node) |
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165 |
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166 def recordNodeLine(self, node): |
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167 # Stmt nodes often have None, but shouldn't claim the first line of |
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168 # their children (because the first child might be an ignorable line |
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169 # like "global a"). |
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170 if node.__class__.__name__ != 'Stmt': |
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171 return self.recordLine(self.getFirstLine(node)) |
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172 else: |
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173 return 0 |
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174 |
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175 def recordLine(self, lineno): |
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176 # Returns a bool, whether the line is included or excluded. |
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177 if lineno: |
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178 # Multi-line tests introducing suites have to get charged to their |
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179 # keyword. |
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180 if lineno in self.suite_spots: |
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181 lineno = self.suite_spots[lineno][0] |
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182 # If we're inside an excluded suite, record that this line was |
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183 # excluded. |
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184 if self.excluding_suite: |
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185 self.excluded[lineno] = 1 |
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186 return 0 |
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187 # If this line is excluded, or suite_spots maps this line to |
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188 # another line that is exlcuded, then we're excluded. |
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189 elif self.excluded.has_key(lineno) or \ |
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190 self.suite_spots.has_key(lineno) and \ |
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191 self.excluded.has_key(self.suite_spots[lineno][1]): |
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192 return 0 |
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193 # Otherwise, this is an executable line. |
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194 else: |
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195 self.statements[lineno] = 1 |
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196 return 1 |
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197 return 0 |
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198 |
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199 default = recordNodeLine |
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200 |
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201 def recordAndDispatch(self, node): |
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202 self.recordNodeLine(node) |
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203 self.dispatch(node) |
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204 |
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205 def doSuite(self, intro, body, exclude=0): |
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206 exsuite = self.excluding_suite |
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207 if exclude or (intro and not self.recordNodeLine(intro)): |
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208 self.excluding_suite = 1 |
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209 self.recordAndDispatch(body) |
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210 self.excluding_suite = exsuite |
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211 |
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212 def doPlainWordSuite(self, prevsuite, suite): |
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213 # Finding the exclude lines for else's is tricky, because they aren't |
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214 # present in the compiler parse tree. Look at the previous suite, |
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215 # and find its last line. If any line between there and the else's |
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216 # first line are excluded, then we exclude the else. |
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217 lastprev = self.getLastLine(prevsuite) |
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218 firstelse = self.getFirstLine(suite) |
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219 for l in range(lastprev+1, firstelse): |
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220 if self.suite_spots.has_key(l): |
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221 self.doSuite(None, suite, exclude=self.excluded.has_key(l)) |
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222 break |
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223 else: |
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224 self.doSuite(None, suite) |
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225 |
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226 def doElse(self, prevsuite, node): |
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227 if node.else_: |
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228 self.doPlainWordSuite(prevsuite, node.else_) |
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229 |
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230 def visitFor(self, node): |
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231 self.doSuite(node, node.body) |
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232 self.doElse(node.body, node) |
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233 |
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234 visitWhile = visitFor |
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235 |
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236 def visitIf(self, node): |
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237 # The first test has to be handled separately from the rest. |
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238 # The first test is credited to the line with the "if", but the others |
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239 # are credited to the line with the test for the elif. |
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240 self.doSuite(node, node.tests[0][1]) |
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241 for t, n in node.tests[1:]: |
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242 self.doSuite(t, n) |
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243 self.doElse(node.tests[-1][1], node) |
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244 |
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245 def visitTryExcept(self, node): |
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246 self.doSuite(node, node.body) |
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247 for i in range(len(node.handlers)): |
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248 a, b, h = node.handlers[i] |
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249 if not a: |
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250 # It's a plain "except:". Find the previous suite. |
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251 if i > 0: |
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252 prev = node.handlers[i-1][2] |
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253 else: |
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254 prev = node.body |
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255 self.doPlainWordSuite(prev, h) |
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256 else: |
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257 self.doSuite(a, h) |
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258 self.doElse(node.handlers[-1][2], node) |
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259 |
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260 def visitTryFinally(self, node): |
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261 self.doSuite(node, node.body) |
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262 self.doPlainWordSuite(node.body, node.final) |
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263 |
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264 def visitWith(self, node): |
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265 self.doSuite(node, node.body) |
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266 |
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267 def visitGlobal(self, node): |
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268 # "global" statements don't execute like others (they don't call the |
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269 # trace function), so don't record their line numbers. |
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270 pass |
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271 |
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272 the_coverage = None |
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273 |
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274 class CoverageException(Exception): pass |
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275 |
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276 class coverage: |
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277 # Name of the cache file (unless environment variable is set). |
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278 cache_default = ".coverage" |
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279 |
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280 # Environment variable naming the cache file. |
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281 cache_env = "COVERAGE_FILE" |
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282 |
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283 # A dictionary with an entry for (Python source file name, line number |
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284 # in that file) if that line has been executed. |
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285 c = {} |
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286 |
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287 # A map from canonical Python source file name to a dictionary in |
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288 # which there's an entry for each line number that has been |
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289 # executed. |
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290 cexecuted = {} |
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291 |
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292 # Cache of results of calling the analysis2() method, so that you can |
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293 # specify both -r and -a without doing double work. |
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294 analysis_cache = {} |
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295 |
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296 # Cache of results of calling the canonical_filename() method, to |
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297 # avoid duplicating work. |
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298 canonical_filename_cache = {} |
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299 |
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300 def __init__(self): |
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301 global the_coverage |
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302 if the_coverage: |
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303 raise CoverageException, "Only one coverage object allowed." |
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304 self.usecache = 1 |
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305 self.cache = None |
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306 self.parallel_mode = False |
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307 self.exclude_re = '' |
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308 self.nesting = 0 |
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309 self.cstack = [] |
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310 self.xstack = [] |
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311 self.relative_dir = os.path.normcase(os.path.abspath(os.curdir)+os.sep) |
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312 self.exclude('# *pragma[: ]*[nN][oO] *[cC][oO][vV][eE][rR]') |
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313 |
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314 # t(f, x, y). This method is passed to sys.settrace as a trace function. |
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315 # See [van Rossum 2001-07-20b, 9.2] for an explanation of sys.settrace and |
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316 # the arguments and return value of the trace function. |
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317 # See [van Rossum 2001-07-20a, 3.2] for a description of frame and code |
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318 # objects. |
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319 |
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320 def t(self, f, w, unused): #pragma: no cover |
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321 if w == 'line': |
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322 #print "Executing %s @ %d" % (f.f_code.co_filename, f.f_lineno) |
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323 self.c[(f.f_code.co_filename, f.f_lineno)] = 1 |
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324 for c in self.cstack: |
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325 c[(f.f_code.co_filename, f.f_lineno)] = 1 |
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326 return self.t |
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327 |
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328 def help(self, error=None): #pragma: no cover |
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329 if error: |
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330 print error |
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331 print |
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332 print __doc__ |
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333 sys.exit(1) |
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334 |
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335 def command_line(self, argv, help_fn=None): |
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336 import getopt |
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337 help_fn = help_fn or self.help |
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338 settings = {} |
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339 optmap = { |
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340 '-a': 'annotate', |
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341 '-c': 'collect', |
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342 '-d:': 'directory=', |
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343 '-e': 'erase', |
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344 '-h': 'help', |
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345 '-i': 'ignore-errors', |
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346 '-m': 'show-missing', |
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347 '-p': 'parallel-mode', |
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348 '-r': 'report', |
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349 '-x': 'execute', |
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350 '-o:': 'omit=', |
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351 } |
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352 short_opts = string.join(map(lambda o: o[1:], optmap.keys()), '') |
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353 long_opts = optmap.values() |
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354 options, args = getopt.getopt(argv, short_opts, long_opts) |
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355 for o, a in options: |
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356 if optmap.has_key(o): |
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357 settings[optmap[o]] = 1 |
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358 elif optmap.has_key(o + ':'): |
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359 settings[optmap[o + ':']] = a |
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360 elif o[2:] in long_opts: |
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361 settings[o[2:]] = 1 |
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362 elif o[2:] + '=' in long_opts: |
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363 settings[o[2:]+'='] = a |
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364 else: #pragma: no cover |
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365 pass # Can't get here, because getopt won't return anything unknown. |
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366 |
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367 if settings.get('help'): |
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368 help_fn() |
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369 |
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370 for i in ['erase', 'execute']: |
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371 for j in ['annotate', 'report', 'collect']: |
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372 if settings.get(i) and settings.get(j): |
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373 help_fn("You can't specify the '%s' and '%s' " |
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374 "options at the same time." % (i, j)) |
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375 |
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376 args_needed = (settings.get('execute') |
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377 or settings.get('annotate') |
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378 or settings.get('report')) |
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379 action = (settings.get('erase') |
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380 or settings.get('collect') |
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381 or args_needed) |
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382 if not action: |
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383 help_fn("You must specify at least one of -e, -x, -c, -r, or -a.") |
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384 if not args_needed and args: |
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385 help_fn("Unexpected arguments: %s" % " ".join(args)) |
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386 |
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387 self.parallel_mode = settings.get('parallel-mode') |
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388 self.get_ready() |
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389 |
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390 if settings.get('erase'): |
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391 self.erase() |
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392 if settings.get('execute'): |
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393 if not args: |
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394 help_fn("Nothing to do.") |
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395 sys.argv = args |
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396 self.start() |
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397 import __main__ |
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398 sys.path[0] = os.path.dirname(sys.argv[0]) |
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399 execfile(sys.argv[0], __main__.__dict__) |
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400 if settings.get('collect'): |
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401 self.collect() |
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402 if not args: |
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403 args = self.cexecuted.keys() |
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404 |
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405 ignore_errors = settings.get('ignore-errors') |
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406 show_missing = settings.get('show-missing') |
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407 directory = settings.get('directory=') |
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408 |
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409 omit = settings.get('omit=') |
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410 if omit is not None: |
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411 omit = omit.split(',') |
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412 else: |
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413 omit = [] |
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414 |
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415 if settings.get('report'): |
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416 self.report(args, show_missing, ignore_errors, omit_prefixes=omit) |
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417 if settings.get('annotate'): |
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418 self.annotate(args, directory, ignore_errors, omit_prefixes=omit) |
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419 |
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420 def use_cache(self, usecache, cache_file=None): |
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421 self.usecache = usecache |
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422 if cache_file and not self.cache: |
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423 self.cache_default = cache_file |
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424 |
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425 def get_ready(self, parallel_mode=False): |
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426 if self.usecache and not self.cache: |
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427 self.cache = os.environ.get(self.cache_env, self.cache_default) |
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428 if self.parallel_mode: |
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429 self.cache += "." + gethostname() + "." + str(os.getpid()) |
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430 self.restore() |
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431 self.analysis_cache = {} |
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432 |
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433 def start(self, parallel_mode=False): |
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434 self.get_ready() |
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435 if self.nesting == 0: #pragma: no cover |
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436 sys.settrace(self.t) |
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437 if hasattr(threading, 'settrace'): |
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438 threading.settrace(self.t) |
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439 self.nesting += 1 |
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440 |
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441 def stop(self): |
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442 self.nesting -= 1 |
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443 if self.nesting == 0: #pragma: no cover |
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444 sys.settrace(None) |
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445 if hasattr(threading, 'settrace'): |
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446 threading.settrace(None) |
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447 |
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448 def erase(self): |
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449 self.get_ready() |
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450 self.c = {} |
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451 self.analysis_cache = {} |
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452 self.cexecuted = {} |
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453 if self.cache and os.path.exists(self.cache): |
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454 os.remove(self.cache) |
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455 |
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456 def exclude(self, re): |
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457 if self.exclude_re: |
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458 self.exclude_re += "|" |
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459 self.exclude_re += "(" + re + ")" |
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460 |
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461 def begin_recursive(self): |
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462 self.cstack.append(self.c) |
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463 self.xstack.append(self.exclude_re) |
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464 |
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465 def end_recursive(self): |
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466 self.c = self.cstack.pop() |
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467 self.exclude_re = self.xstack.pop() |
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468 |
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469 # save(). Save coverage data to the coverage cache. |
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470 |
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471 def save(self): |
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472 if self.usecache and self.cache: |
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473 self.canonicalize_filenames() |
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474 cache = open(self.cache, 'wb') |
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475 import marshal |
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476 marshal.dump(self.cexecuted, cache) |
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477 cache.close() |
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478 |
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479 # restore(). Restore coverage data from the coverage cache (if it exists). |
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480 |
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481 def restore(self): |
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482 self.c = {} |
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483 self.cexecuted = {} |
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484 assert self.usecache |
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485 if os.path.exists(self.cache): |
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486 self.cexecuted = self.restore_file(self.cache) |
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487 |
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488 def restore_file(self, file_name): |
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489 try: |
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490 cache = open(file_name, 'rb') |
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491 import marshal |
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492 cexecuted = marshal.load(cache) |
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493 cache.close() |
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494 if isinstance(cexecuted, types.DictType): |
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495 return cexecuted |
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496 else: |
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497 return {} |
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498 except: |
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499 return {} |
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500 |
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501 # collect(). Collect data in multiple files produced by parallel mode |
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502 |
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503 def collect(self): |
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504 cache_dir, local = os.path.split(self.cache) |
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505 for f in os.listdir(cache_dir or '.'): |
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506 if not f.startswith(local): |
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507 continue |
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508 |
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509 full_path = os.path.join(cache_dir, f) |
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510 cexecuted = self.restore_file(full_path) |
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511 self.merge_data(cexecuted) |
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512 |
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513 def merge_data(self, new_data): |
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514 for file_name, file_data in new_data.items(): |
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515 if self.cexecuted.has_key(file_name): |
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516 self.merge_file_data(self.cexecuted[file_name], file_data) |
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517 else: |
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518 self.cexecuted[file_name] = file_data |
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519 |
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520 def merge_file_data(self, cache_data, new_data): |
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521 for line_number in new_data.keys(): |
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522 if not cache_data.has_key(line_number): |
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523 cache_data[line_number] = new_data[line_number] |
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524 |
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525 # canonical_filename(filename). Return a canonical filename for the |
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526 # file (that is, an absolute path with no redundant components and |
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527 # normalized case). See [GDR 2001-12-04b, 3.3]. |
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528 |
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529 def canonical_filename(self, filename): |
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530 if not self.canonical_filename_cache.has_key(filename): |
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531 f = filename |
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532 if os.path.isabs(f) and not os.path.exists(f): |
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533 f = os.path.basename(f) |
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534 if not os.path.isabs(f): |
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535 for path in [os.curdir] + sys.path: |
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536 g = os.path.join(path, f) |
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537 if os.path.exists(g): |
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538 f = g |
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|
539 break |
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540 cf = os.path.normcase(os.path.abspath(f)) |
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541 self.canonical_filename_cache[filename] = cf |
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542 return self.canonical_filename_cache[filename] |
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543 |
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544 # canonicalize_filenames(). Copy results from "c" to "cexecuted", |
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545 # canonicalizing filenames on the way. Clear the "c" map. |
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546 |
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547 def canonicalize_filenames(self): |
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548 for filename, lineno in self.c.keys(): |
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549 if filename == '<string>': |
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550 # Can't do anything useful with exec'd strings, so skip them. |
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551 continue |
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552 f = self.canonical_filename(filename) |
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553 if not self.cexecuted.has_key(f): |
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|
554 self.cexecuted[f] = {} |
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555 self.cexecuted[f][lineno] = 1 |
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556 self.c = {} |
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|
557 |
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558 # morf_filename(morf). Return the filename for a module or file. |
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|
559 |
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560 def morf_filename(self, morf): |
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561 if isinstance(morf, types.ModuleType): |
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562 if not hasattr(morf, '__file__'): |
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563 raise CoverageException, "Module has no __file__ attribute." |
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564 f = morf.__file__ |
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565 else: |
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|
566 f = morf |
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567 return self.canonical_filename(f) |
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|
568 |
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|
569 # analyze_morf(morf). Analyze the module or filename passed as |
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570 # the argument. If the source code can't be found, raise an error. |
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571 # Otherwise, return a tuple of (1) the canonical filename of the |
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572 # source code for the module, (2) a list of lines of statements |
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573 # in the source code, (3) a list of lines of excluded statements, |
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574 # and (4), a map of line numbers to multi-line line number ranges, for |
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|
575 # statements that cross lines. |
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576 |
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577 def analyze_morf(self, morf): |
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578 if self.analysis_cache.has_key(morf): |
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|
579 return self.analysis_cache[morf] |
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580 filename = self.morf_filename(morf) |
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581 ext = os.path.splitext(filename)[1] |
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582 if ext == '.pyc': |
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583 if not os.path.exists(filename[0:-1]): |
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584 raise CoverageException, ("No source for compiled code '%s'." |
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585 % filename) |
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586 filename = filename[0:-1] |
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587 elif ext != '.py': |
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588 raise CoverageException, "File '%s' not Python source." % filename |
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589 source = open(filename, 'r') |
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590 lines, excluded_lines, line_map = self.find_executable_statements( |
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591 source.read(), exclude=self.exclude_re |
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592 ) |
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593 source.close() |
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594 result = filename, lines, excluded_lines, line_map |
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595 self.analysis_cache[morf] = result |
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596 return result |
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597 |
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598 def first_line_of_tree(self, tree): |
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599 while True: |
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600 if len(tree) == 3 and type(tree[2]) == type(1): |
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601 return tree[2] |
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602 tree = tree[1] |
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603 |
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604 def last_line_of_tree(self, tree): |
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605 while True: |
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606 if len(tree) == 3 and type(tree[2]) == type(1): |
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607 return tree[2] |
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608 tree = tree[-1] |
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609 |
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610 def find_docstring_pass_pair(self, tree, spots): |
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611 for i in range(1, len(tree)): |
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612 if self.is_string_constant(tree[i]) and self.is_pass_stmt(tree[i+1]): |
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613 first_line = self.first_line_of_tree(tree[i]) |
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614 last_line = self.last_line_of_tree(tree[i+1]) |
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615 self.record_multiline(spots, first_line, last_line) |
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616 |
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617 def is_string_constant(self, tree): |
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618 try: |
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619 return tree[0] == symbol.stmt and tree[1][1][1][0] == symbol.expr_stmt |
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620 except: |
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621 return False |
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622 |
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623 def is_pass_stmt(self, tree): |
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624 try: |
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625 return tree[0] == symbol.stmt and tree[1][1][1][0] == symbol.pass_stmt |
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626 except: |
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627 return False |
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628 |
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629 def record_multiline(self, spots, i, j): |
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630 for l in range(i, j+1): |
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631 spots[l] = (i, j) |
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632 |
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633 def get_suite_spots(self, tree, spots): |
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634 """ Analyze a parse tree to find suite introducers which span a number |
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635 of lines. |
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636 """ |
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637 for i in range(1, len(tree)): |
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638 if type(tree[i]) == type(()): |
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639 if tree[i][0] == symbol.suite: |
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640 # Found a suite, look back for the colon and keyword. |
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641 lineno_colon = lineno_word = None |
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642 for j in range(i-1, 0, -1): |
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643 if tree[j][0] == token.COLON: |
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644 # Colons are never executed themselves: we want the |
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645 # line number of the last token before the colon. |
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646 lineno_colon = self.last_line_of_tree(tree[j-1]) |
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647 elif tree[j][0] == token.NAME: |
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648 if tree[j][1] == 'elif': |
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649 # Find the line number of the first non-terminal |
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650 # after the keyword. |
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651 t = tree[j+1] |
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652 while t and token.ISNONTERMINAL(t[0]): |
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653 t = t[1] |
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654 if t: |
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655 lineno_word = t[2] |
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656 else: |
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657 lineno_word = tree[j][2] |
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658 break |
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659 elif tree[j][0] == symbol.except_clause: |
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660 # "except" clauses look like: |
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661 # ('except_clause', ('NAME', 'except', lineno), ...) |
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662 if tree[j][1][0] == token.NAME: |
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663 lineno_word = tree[j][1][2] |
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664 break |
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665 if lineno_colon and lineno_word: |
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666 # Found colon and keyword, mark all the lines |
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667 # between the two with the two line numbers. |
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668 self.record_multiline(spots, lineno_word, lineno_colon) |
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669 |
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670 # "pass" statements are tricky: different versions of Python |
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671 # treat them differently, especially in the common case of a |
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672 # function with a doc string and a single pass statement. |
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673 self.find_docstring_pass_pair(tree[i], spots) |
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674 |
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675 elif tree[i][0] == symbol.simple_stmt: |
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676 first_line = self.first_line_of_tree(tree[i]) |
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677 last_line = self.last_line_of_tree(tree[i]) |
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678 if first_line != last_line: |
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679 self.record_multiline(spots, first_line, last_line) |
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680 self.get_suite_spots(tree[i], spots) |
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681 |
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682 def find_executable_statements(self, text, exclude=None): |
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683 # Find lines which match an exclusion pattern. |
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684 excluded = {} |
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685 suite_spots = {} |
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686 if exclude: |
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687 reExclude = re.compile(exclude) |
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688 lines = text.split('\n') |
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689 for i in range(len(lines)): |
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690 if reExclude.search(lines[i]): |
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691 excluded[i+1] = 1 |
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|
692 |
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693 # Parse the code and analyze the parse tree to find out which statements |
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694 # are multiline, and where suites begin and end. |
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695 import parser |
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696 tree = parser.suite(text+'\n\n').totuple(1) |
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697 self.get_suite_spots(tree, suite_spots) |
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|
698 #print "Suite spots:", suite_spots |
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Removed tabs and trailing whitespace in python files
Thomas Arendsen Hein <thomas@intevation.de>
parents:
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|
699 |
2066
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
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|
700 # Use the compiler module to parse the text and find the executable |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
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|
701 # statements. We add newlines to be impervious to final partial lines. |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
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|
702 statements = {} |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
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|
703 ast = compiler.parse(text+'\n\n') |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
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|
704 visitor = StatementFindingAstVisitor(statements, excluded, suite_spots) |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
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|
705 compiler.walk(ast, visitor, walker=visitor) |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
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|
706 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
707 lines = statements.keys() |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
708 lines.sort() |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
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|
709 excluded_lines = excluded.keys() |
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add coverage.py module to tests directory.
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parents:
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|
710 excluded_lines.sort() |
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Dirkjan Ochtman <dirkjan@ochtman.nl>
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diff
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|
711 return lines, excluded_lines, suite_spots |
2066
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
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|
712 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
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|
713 # format_lines(statements, lines). Format a list of line numbers |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
714 # for printing by coalescing groups of lines as long as the lines |
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add coverage.py module to tests directory.
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parents:
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|
715 # represent consecutive statements. This will coalesce even if |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
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|
716 # there are gaps between statements, so if statements = |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
717 # [1,2,3,4,5,10,11,12,13,14] and lines = [1,2,5,10,11,13,14] then |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
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|
718 # format_lines will return "1-2, 5-11, 13-14". |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
719 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
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|
720 def format_lines(self, statements, lines): |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
721 pairs = [] |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
722 i = 0 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
723 j = 0 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
724 start = None |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
725 pairs = [] |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
726 while i < len(statements) and j < len(lines): |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
727 if statements[i] == lines[j]: |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
728 if start == None: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
729 start = lines[j] |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
730 end = lines[j] |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
731 j = j + 1 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
732 elif start: |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
733 pairs.append((start, end)) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
734 start = None |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
735 i = i + 1 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
736 if start: |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
737 pairs.append((start, end)) |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
738 def stringify(pair): |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
739 start, end = pair |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
740 if start == end: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
741 return "%d" % start |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
742 else: |
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Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
743 return "%d-%d" % (start, end) |
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Dirkjan Ochtman <dirkjan@ochtman.nl>
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744 ret = string.join(map(stringify, pairs), ", ") |
7a4d846b178f
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Dirkjan Ochtman <dirkjan@ochtman.nl>
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|
745 return ret |
2066
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
746 |
a5d072f38a4a
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Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
747 # Backward compatibility with version 1. |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
748 def analysis(self, morf): |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
749 f, s, _, m, mf = self.analysis2(morf) |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
750 return f, s, m, mf |
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Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
751 |
a5d072f38a4a
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Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
752 def analysis2(self, morf): |
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753 filename, statements, excluded, line_map = self.analyze_morf(morf) |
2066
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|
754 self.canonicalize_filenames() |
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add coverage.py module to tests directory.
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parents:
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|
755 if not self.cexecuted.has_key(filename): |
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add coverage.py module to tests directory.
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parents:
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|
756 self.cexecuted[filename] = {} |
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Vadim Gelfer <vadim.gelfer@gmail.com>
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|
757 missing = [] |
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Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
758 for line in statements: |
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|
759 lines = line_map.get(line, [line, line]) |
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|
760 for l in range(lines[0], lines[1]+1): |
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|
761 if self.cexecuted[filename].has_key(l): |
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|
762 break |
7a4d846b178f
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|
763 else: |
2066
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|
764 missing.append(line) |
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|
765 return (filename, statements, excluded, missing, |
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parents:
diff
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|
766 self.format_lines(statements, missing)) |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
767 |
a5d072f38a4a
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parents:
diff
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|
768 def relative_filename(self, filename): |
a5d072f38a4a
add coverage.py module to tests directory.
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parents:
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|
769 """ Convert filename to relative filename from self.relative_dir. |
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Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
770 """ |
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|
771 return filename.replace(self.relative_dir, "") |
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Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
772 |
a5d072f38a4a
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parents:
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|
773 def morf_name(self, morf): |
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|
774 """ Return the name of morf as used in report. |
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parents:
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|
775 """ |
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parents:
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|
776 if isinstance(morf, types.ModuleType): |
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|
777 return morf.__name__ |
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|
778 else: |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
779 return self.relative_filename(os.path.splitext(morf)[0]) |
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Vadim Gelfer <vadim.gelfer@gmail.com>
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diff
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|
780 |
a5d072f38a4a
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parents:
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|
781 def filter_by_prefix(self, morfs, omit_prefixes): |
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|
782 """ Return list of morfs where the morf name does not begin |
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parents:
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|
783 with any one of the omit_prefixes. |
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Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
784 """ |
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Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
785 filtered_morfs = [] |
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add coverage.py module to tests directory.
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parents:
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|
786 for morf in morfs: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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changeset
|
787 for prefix in omit_prefixes: |
a5d072f38a4a
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parents:
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|
788 if self.morf_name(morf).startswith(prefix): |
a5d072f38a4a
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Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
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|
789 break |
a5d072f38a4a
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Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
790 else: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
791 filtered_morfs.append(morf) |
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Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
792 |
a5d072f38a4a
add coverage.py module to tests directory.
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parents:
diff
changeset
|
793 return filtered_morfs |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
794 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
795 def morf_name_compare(self, x, y): |
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796 return cmp(self.morf_name(x), self.morf_name(y)) |
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parents:
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|
797 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
798 def report(self, morfs, show_missing=1, ignore_errors=0, file=None, omit_prefixes=[]): |
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parents:
diff
changeset
|
799 if not isinstance(morfs, types.ListType): |
a5d072f38a4a
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diff
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|
800 morfs = [morfs] |
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|
801 # On windows, the shell doesn't expand wildcards. Do it here. |
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|
802 globbed = [] |
7a4d846b178f
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|
803 for morf in morfs: |
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parents:
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diff
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|
804 if isinstance(morf, strclass): |
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|
805 globbed.extend(glob.glob(morf)) |
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|
806 else: |
7a4d846b178f
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parents:
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diff
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|
807 globbed.append(morf) |
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parents:
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|
808 morfs = globbed |
5760
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Removed tabs and trailing whitespace in python files
Thomas Arendsen Hein <thomas@intevation.de>
parents:
5594
diff
changeset
|
809 |
2066
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Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
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|
810 morfs = self.filter_by_prefix(morfs, omit_prefixes) |
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parents:
diff
changeset
|
811 morfs.sort(self.morf_name_compare) |
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Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
812 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
813 max_name = max([5,] + map(len, map(self.morf_name, morfs))) |
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parents:
diff
changeset
|
814 fmt_name = "%%- %ds " % max_name |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
815 fmt_err = fmt_name + "%s: %s" |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
816 header = fmt_name % "Name" + " Stmts Exec Cover" |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
817 fmt_coverage = fmt_name + "% 6d % 6d % 5d%%" |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
818 if show_missing: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
819 header = header + " Missing" |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
820 fmt_coverage = fmt_coverage + " %s" |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
821 if not file: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
822 file = sys.stdout |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
823 print >>file, header |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
824 print >>file, "-" * len(header) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
825 total_statements = 0 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
826 total_executed = 0 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
827 for morf in morfs: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
828 name = self.morf_name(morf) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
829 try: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
830 _, statements, _, missing, readable = self.analysis2(morf) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
831 n = len(statements) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
832 m = n - len(missing) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
833 if n > 0: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
834 pc = 100.0 * m / n |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
835 else: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
836 pc = 100.0 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
837 args = (name, n, m, pc) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
838 if show_missing: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
839 args = args + (readable,) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
840 print >>file, fmt_coverage % args |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
841 total_statements = total_statements + n |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
842 total_executed = total_executed + m |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
843 except KeyboardInterrupt: #pragma: no cover |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
844 raise |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
845 except: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
846 if not ignore_errors: |
5592
7a4d846b178f
import latest coverage.py version
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents:
4874
diff
changeset
|
847 typ, msg = sys.exc_info()[0:2] |
7a4d846b178f
import latest coverage.py version
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents:
4874
diff
changeset
|
848 print >>file, fmt_err % (name, typ, msg) |
2066
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
849 if len(morfs) > 1: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
850 print >>file, "-" * len(header) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
851 if total_statements > 0: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
852 pc = 100.0 * total_executed / total_statements |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
853 else: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
854 pc = 100.0 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
855 args = ("TOTAL", total_statements, total_executed, pc) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
856 if show_missing: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
857 args = args + ("",) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
858 print >>file, fmt_coverage % args |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
859 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
860 # annotate(morfs, ignore_errors). |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
861 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
862 blank_re = re.compile(r"\s*(#|$)") |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
863 else_re = re.compile(r"\s*else\s*:\s*(#|$)") |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
864 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
865 def annotate(self, morfs, directory=None, ignore_errors=0, omit_prefixes=[]): |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
866 morfs = self.filter_by_prefix(morfs, omit_prefixes) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
867 for morf in morfs: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
868 try: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
869 filename, statements, excluded, missing, _ = self.analysis2(morf) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
870 self.annotate_file(filename, statements, excluded, missing, directory) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
871 except KeyboardInterrupt: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
872 raise |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
873 except: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
874 if not ignore_errors: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
875 raise |
5760
0145f9afb0e7
Removed tabs and trailing whitespace in python files
Thomas Arendsen Hein <thomas@intevation.de>
parents:
5594
diff
changeset
|
876 |
2066
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
877 def annotate_file(self, filename, statements, excluded, missing, directory=None): |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
878 source = open(filename, 'r') |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
879 if directory: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
880 dest_file = os.path.join(directory, |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
881 os.path.basename(filename) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
882 + ',cover') |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
883 else: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
884 dest_file = filename + ',cover' |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
885 dest = open(dest_file, 'w') |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
886 lineno = 0 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
887 i = 0 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
888 j = 0 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
889 covered = 1 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
890 while 1: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
891 line = source.readline() |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
892 if line == '': |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
893 break |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
894 lineno = lineno + 1 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
895 while i < len(statements) and statements[i] < lineno: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
896 i = i + 1 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
897 while j < len(missing) and missing[j] < lineno: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
898 j = j + 1 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
899 if i < len(statements) and statements[i] == lineno: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
900 covered = j >= len(missing) or missing[j] > lineno |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
901 if self.blank_re.match(line): |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
902 dest.write(' ') |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
903 elif self.else_re.match(line): |
5760
0145f9afb0e7
Removed tabs and trailing whitespace in python files
Thomas Arendsen Hein <thomas@intevation.de>
parents:
5594
diff
changeset
|
904 # Special logic for lines containing only 'else:'. |
2066
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
905 # See [GDR 2001-12-04b, 3.2]. |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
906 if i >= len(statements) and j >= len(missing): |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
907 dest.write('! ') |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
908 elif i >= len(statements) or j >= len(missing): |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
909 dest.write('> ') |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
910 elif statements[i] == missing[j]: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
911 dest.write('! ') |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
912 else: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
913 dest.write('> ') |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
914 elif lineno in excluded: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
915 dest.write('- ') |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
916 elif covered: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
917 dest.write('> ') |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
918 else: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
919 dest.write('! ') |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
920 dest.write(line) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
921 source.close() |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
922 dest.close() |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
923 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
924 # Singleton object. |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
925 the_coverage = coverage() |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
926 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
927 # Module functions call methods in the singleton object. |
5760
0145f9afb0e7
Removed tabs and trailing whitespace in python files
Thomas Arendsen Hein <thomas@intevation.de>
parents:
5594
diff
changeset
|
928 def use_cache(*args, **kw): |
5592
7a4d846b178f
import latest coverage.py version
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents:
4874
diff
changeset
|
929 return the_coverage.use_cache(*args, **kw) |
7a4d846b178f
import latest coverage.py version
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents:
4874
diff
changeset
|
930 |
5760
0145f9afb0e7
Removed tabs and trailing whitespace in python files
Thomas Arendsen Hein <thomas@intevation.de>
parents:
5594
diff
changeset
|
931 def start(*args, **kw): |
5592
7a4d846b178f
import latest coverage.py version
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|
932 return the_coverage.start(*args, **kw) |
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|
933 |
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|
934 def stop(*args, **kw): |
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|
935 return the_coverage.stop(*args, **kw) |
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|
936 |
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|
937 def erase(*args, **kw): |
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|
938 return the_coverage.erase(*args, **kw) |
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|
939 |
5760
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|
940 def begin_recursive(*args, **kw): |
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|
941 return the_coverage.begin_recursive(*args, **kw) |
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|
942 |
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|
943 def end_recursive(*args, **kw): |
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|
944 return the_coverage.end_recursive(*args, **kw) |
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|
945 |
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|
946 def exclude(*args, **kw): |
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|
947 return the_coverage.exclude(*args, **kw) |
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|
948 |
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|
949 def analysis(*args, **kw): |
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|
950 return the_coverage.analysis(*args, **kw) |
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|
951 |
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|
952 def analysis2(*args, **kw): |
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|
953 return the_coverage.analysis2(*args, **kw) |
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|
954 |
5760
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|
955 def report(*args, **kw): |
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|
956 return the_coverage.report(*args, **kw) |
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|
957 |
5760
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|
958 def annotate(*args, **kw): |
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|
959 return the_coverage.annotate(*args, **kw) |
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|
960 |
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|
961 def annotate_file(*args, **kw): |
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|
962 return the_coverage.annotate_file(*args, **kw) |
2066
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963 |
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|
964 # Save coverage data when Python exits. (The atexit module wasn't |
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965 # introduced until Python 2.0, so use sys.exitfunc when it's not |
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966 # available.) |
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|
967 try: |
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|
968 import atexit |
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969 atexit.register(the_coverage.save) |
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970 except ImportError: |
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971 sys.exitfunc = the_coverage.save |
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972 |
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973 # Command-line interface. |
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974 if __name__ == '__main__': |
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975 the_coverage.command_line(sys.argv[1:]) |
2066
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976 |
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|
977 |
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|
978 # A. REFERENCES |
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979 # |
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980 # [GDR 2001-12-04a] "Statement coverage for Python"; Gareth Rees; |
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981 # Ravenbrook Limited; 2001-12-04; |
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982 # <http://www.nedbatchelder.com/code/modules/rees-coverage.html>. |
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983 # |
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984 # [GDR 2001-12-04b] "Statement coverage for Python: design and |
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985 # analysis"; Gareth Rees; Ravenbrook Limited; 2001-12-04; |
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986 # <http://www.nedbatchelder.com/code/modules/rees-design.html>. |
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|
987 # |
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|
988 # [van Rossum 2001-07-20a] "Python Reference Manual (releae 2.1.1)"; |
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989 # Guide van Rossum; 2001-07-20; |
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990 # <http://www.python.org/doc/2.1.1/ref/ref.html>. |
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991 # |
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|
992 # [van Rossum 2001-07-20b] "Python Library Reference"; Guido van Rossum; |
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993 # 2001-07-20; <http://www.python.org/doc/2.1.1/lib/lib.html>. |
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994 # |
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|
995 # |
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|
996 # B. DOCUMENT HISTORY |
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|
997 # |
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|
998 # 2001-12-04 GDR Created. |
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|
999 # |
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1000 # 2001-12-06 GDR Added command-line interface and source code |
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1001 # annotation. |
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|
1002 # |
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1003 # 2001-12-09 GDR Moved design and interface to separate documents. |
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1004 # |
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1005 # 2001-12-10 GDR Open cache file as binary on Windows. Allow |
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1006 # simultaneous -e and -x, or -a and -r. |
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1007 # |
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1008 # 2001-12-12 GDR Added command-line help. Cache analysis so that it |
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1009 # only needs to be done once when you specify -a and -r. |
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1010 # |
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1011 # 2001-12-13 GDR Improved speed while recording. Portable between |
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1012 # Python 1.5.2 and 2.1.1. |
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1013 # |
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1014 # 2002-01-03 GDR Module-level functions work correctly. |
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1015 # |
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1016 # 2002-01-07 GDR Update sys.path when running a file with the -x option, |
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1017 # so that it matches the value the program would get if it were run on |
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1018 # its own. |
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1019 # |
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1020 # 2004-12-12 NMB Significant code changes. |
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1021 # - Finding executable statements has been rewritten so that docstrings and |
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1022 # other quirks of Python execution aren't mistakenly identified as missing |
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1023 # lines. |
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1024 # - Lines can be excluded from consideration, even entire suites of lines. |
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1025 # - The filesystem cache of covered lines can be disabled programmatically. |
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1026 # - Modernized the code. |
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1027 # |
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1028 # 2004-12-14 NMB Minor tweaks. Return 'analysis' to its original behavior |
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1029 # and add 'analysis2'. Add a global for 'annotate', and factor it, adding |
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1030 # 'annotate_file'. |
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1031 # |
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1032 # 2004-12-31 NMB Allow for keyword arguments in the module global functions. |
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1033 # Thanks, Allen. |
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1034 # |
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1035 # 2005-12-02 NMB Call threading.settrace so that all threads are measured. |
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1036 # Thanks Martin Fuzzey. Add a file argument to report so that reports can be |
2066
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1037 # captured to a different destination. |
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1038 # |
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1039 # 2005-12-03 NMB coverage.py can now measure itself. |
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1040 # |
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1041 # 2005-12-04 NMB Adapted Greg Rogers' patch for using relative filenames, |
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1042 # and sorting and omitting files to report on. |
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1043 # |
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1044 # 2006-07-23 NMB Applied Joseph Tate's patch for function decorators. |
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1045 # |
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1046 # 2006-08-21 NMB Applied Sigve Tjora and Mark van der Wal's fixes for argument |
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1047 # handling. |
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1048 # |
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1049 # 2006-08-22 NMB Applied Geoff Bache's parallel mode patch. |
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1050 # |
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1051 # 2006-08-23 NMB Refactorings to improve testability. Fixes to command-line |
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1052 # logic for parallel mode and collect. |
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1053 # |
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1054 # 2006-08-25 NMB "#pragma: nocover" is excluded by default. |
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1055 # |
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1056 # 2006-09-10 NMB Properly ignore docstrings and other constant expressions that |
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1057 # appear in the middle of a function, a problem reported by Tim Leslie. |
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1058 # Minor changes to avoid lint warnings. |
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1059 # |
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1060 # 2006-09-17 NMB coverage.erase() shouldn't clobber the exclude regex. |
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1061 # Change how parallel mode is invoked, and fix erase() so that it erases the |
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1062 # cache when called programmatically. |
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1063 # |
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1064 # 2007-07-21 NMB In reports, ignore code executed from strings, since we can't |
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1065 # do anything useful with it anyway. |
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1066 # Better file handling on Linux, thanks Guillaume Chazarain. |
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1067 # Better shell support on Windows, thanks Noel O'Boyle. |
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1068 # Python 2.2 support maintained, thanks Catherine Proulx. |
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1069 # |
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1070 # 2007-07-22 NMB Python 2.5 now fully supported. The method of dealing with |
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1071 # multi-line statements is now less sensitive to the exact line that Python |
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1072 # reports during execution. Pass statements are handled specially so that their |
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1073 # disappearance during execution won't throw off the measurement. |
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1074 # |
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1075 # 2007-07-23 NMB Now Python 2.5 is *really* fully supported: the body of the |
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1076 # new with statement is counted as executable. |
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1077 # |
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1078 # 2007-07-29 NMB Better packaging. |
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1079 |
2066
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1080 # C. COPYRIGHT AND LICENCE |
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1081 # |
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1082 # Copyright 2001 Gareth Rees. All rights reserved. |
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1083 # Copyright 2004-2007 Ned Batchelder. All rights reserved. |
2066
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1084 # |
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1085 # Redistribution and use in source and binary forms, with or without |
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1086 # modification, are permitted provided that the following conditions are |
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1087 # met: |
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1088 # |
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1089 # 1. Redistributions of source code must retain the above copyright |
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1090 # notice, this list of conditions and the following disclaimer. |
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1091 # |
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1092 # 2. Redistributions in binary form must reproduce the above copyright |
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1093 # notice, this list of conditions and the following disclaimer in the |
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1094 # documentation and/or other materials provided with the |
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1095 # distribution. |
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1096 # |
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1097 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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1098 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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1099 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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1100 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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1101 # HOLDERS AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
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1102 # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
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1103 # BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS |
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1104 # OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
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1105 # ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR |
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1106 # TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE |
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1107 # USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH |
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1108 # DAMAGE. |
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1109 # |
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1110 # $Id: coverage.py 74 2007-07-29 22:28:35Z nedbat $ |