Mercurial > hg
annotate tests/coverage.py @ 2067:3094becfd8e8
fix bugs in coverage.py.
author | Vadim Gelfer <vadim.gelfer@gmail.com> |
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date | Thu, 13 Apr 2006 17:06:57 -0700 |
parents | a5d072f38a4a |
children | d3bddedfdbd0 |
rev | line source |
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2066
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1 #!/usr/bin/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 """Usage: |
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26 |
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27 coverage.py -x 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. |
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30 |
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31 coverage.py -e |
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32 Erase collected coverage data. |
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33 |
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34 coverage.py -r [-m] [-o dir1,dir2,...] FILE1 FILE2 ... |
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35 Report on the statement coverage for the given files. With the -m |
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36 option, show line numbers of the statements that weren't executed. |
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37 |
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38 coverage.py -a [-d dir] [-o dir1,dir2,...] FILE1 FILE2 ... |
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39 Make annotated copies of the given files, marking statements that |
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40 are executed with > and statements that are missed with !. With |
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41 the -d option, make the copies in that directory. Without the -d |
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42 option, make each copy in the same directory as the original. |
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43 |
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44 -o dir,dir2,... |
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45 Omit reporting or annotating files when their filename path starts with |
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46 a directory listed in the omit list. |
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47 e.g. python coverage.py -i -r -o c:\python23,lib\enthought\traits |
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48 |
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49 Coverage data is saved in the file .coverage by default. Set the |
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50 COVERAGE_FILE environment variable to save it somewhere else.""" |
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51 |
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52 __version__ = "2.5.20051204" # see detailed history at the end of this file. |
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53 |
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54 import compiler |
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55 import compiler.visitor |
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56 import os |
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57 import re |
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58 import string |
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59 import sys |
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60 import threading |
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61 import types |
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62 |
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63 # 2. IMPLEMENTATION |
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64 # |
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65 # This uses the "singleton" pattern. |
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66 # |
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67 # The word "morf" means a module object (from which the source file can |
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68 # be deduced by suitable manipulation of the __file__ attribute) or a |
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69 # filename. |
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70 # |
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71 # When we generate a coverage report we have to canonicalize every |
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72 # filename in the coverage dictionary just in case it refers to the |
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73 # module we are reporting on. It seems a shame to throw away this |
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74 # information so the data in the coverage dictionary is transferred to |
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75 # the 'cexecuted' dictionary under the canonical filenames. |
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76 # |
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77 # The coverage dictionary is called "c" and the trace function "t". The |
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78 # reason for these short names is that Python looks up variables by name |
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79 # at runtime and so execution time depends on the length of variables! |
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80 # In the bottleneck of this application it's appropriate to abbreviate |
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81 # names to increase speed. |
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82 |
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83 class StatementFindingAstVisitor(compiler.visitor.ASTVisitor): |
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84 def __init__(self, statements, excluded, suite_spots): |
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85 compiler.visitor.ASTVisitor.__init__(self) |
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86 self.statements = statements |
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87 self.excluded = excluded |
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88 self.suite_spots = suite_spots |
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89 self.excluding_suite = 0 |
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90 |
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91 def doRecursive(self, node): |
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92 self.recordNodeLine(node) |
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93 for n in node.getChildNodes(): |
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94 self.dispatch(n) |
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95 |
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96 visitStmt = visitModule = doRecursive |
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97 |
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98 def doCode(self, node): |
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99 if hasattr(node, 'decorators') and node.decorators: |
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100 self.dispatch(node.decorators) |
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101 self.doSuite(node, node.code) |
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102 |
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103 visitFunction = visitClass = doCode |
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104 |
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105 def getFirstLine(self, node): |
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106 # Find the first line in the tree node. |
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107 lineno = node.lineno |
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108 for n in node.getChildNodes(): |
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109 f = self.getFirstLine(n) |
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110 if lineno and f: |
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111 lineno = min(lineno, f) |
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112 else: |
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113 lineno = lineno or f |
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114 return lineno |
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115 |
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116 def getLastLine(self, node): |
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117 # Find the first line in the tree node. |
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118 lineno = node.lineno |
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119 for n in node.getChildNodes(): |
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120 lineno = max(lineno, self.getLastLine(n)) |
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121 return lineno |
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122 |
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123 def doStatement(self, node): |
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124 self.recordLine(self.getFirstLine(node)) |
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125 |
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126 visitAssert = visitAssign = visitAssTuple = visitDiscard = visitPrint = \ |
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127 visitPrintnl = visitRaise = visitSubscript = visitDecorators = \ |
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128 doStatement |
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129 |
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130 def recordNodeLine(self, node): |
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131 return self.recordLine(node.lineno) |
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132 |
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133 def recordLine(self, lineno): |
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134 # Returns a bool, whether the line is included or excluded. |
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135 if lineno: |
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136 # Multi-line tests introducing suites have to get charged to their |
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137 # keyword. |
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138 if lineno in self.suite_spots: |
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139 lineno = self.suite_spots[lineno][0] |
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140 # If we're inside an exluded suite, record that this line was |
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141 # excluded. |
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142 if self.excluding_suite: |
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143 self.excluded[lineno] = 1 |
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144 return 0 |
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145 # If this line is excluded, or suite_spots maps this line to |
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146 # another line that is exlcuded, then we're excluded. |
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147 elif self.excluded.has_key(lineno) or \ |
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148 self.suite_spots.has_key(lineno) and \ |
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149 self.excluded.has_key(self.suite_spots[lineno][1]): |
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150 return 0 |
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151 # Otherwise, this is an executable line. |
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152 else: |
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153 self.statements[lineno] = 1 |
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154 return 1 |
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155 return 0 |
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156 |
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157 default = recordNodeLine |
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158 |
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159 def recordAndDispatch(self, node): |
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160 self.recordNodeLine(node) |
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161 self.dispatch(node) |
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162 |
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163 def doSuite(self, intro, body, exclude=0): |
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164 exsuite = self.excluding_suite |
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165 if exclude or (intro and not self.recordNodeLine(intro)): |
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166 self.excluding_suite = 1 |
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167 self.recordAndDispatch(body) |
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168 self.excluding_suite = exsuite |
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169 |
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170 def doPlainWordSuite(self, prevsuite, suite): |
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171 # Finding the exclude lines for else's is tricky, because they aren't |
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172 # present in the compiler parse tree. Look at the previous suite, |
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173 # and find its last line. If any line between there and the else's |
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174 # first line are excluded, then we exclude the else. |
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175 lastprev = self.getLastLine(prevsuite) |
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176 firstelse = self.getFirstLine(suite) |
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177 for l in range(lastprev+1, firstelse): |
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178 if self.suite_spots.has_key(l): |
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179 self.doSuite(None, suite, exclude=self.excluded.has_key(l)) |
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180 break |
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181 else: |
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182 self.doSuite(None, suite) |
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183 |
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184 def doElse(self, prevsuite, node): |
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185 if node.else_: |
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186 self.doPlainWordSuite(prevsuite, node.else_) |
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187 |
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188 def visitFor(self, node): |
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189 self.doSuite(node, node.body) |
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190 self.doElse(node.body, node) |
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191 |
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192 def visitIf(self, node): |
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193 # The first test has to be handled separately from the rest. |
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194 # The first test is credited to the line with the "if", but the others |
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195 # are credited to the line with the test for the elif. |
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196 self.doSuite(node, node.tests[0][1]) |
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197 for t, n in node.tests[1:]: |
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198 self.doSuite(t, n) |
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199 self.doElse(node.tests[-1][1], node) |
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200 |
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201 def visitWhile(self, node): |
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202 self.doSuite(node, node.body) |
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203 self.doElse(node.body, node) |
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204 |
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205 def visitTryExcept(self, node): |
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206 self.doSuite(node, node.body) |
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207 for i in range(len(node.handlers)): |
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208 a, b, h = node.handlers[i] |
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209 if not a: |
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210 # It's a plain "except:". Find the previous suite. |
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211 if i > 0: |
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212 prev = node.handlers[i-1][2] |
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213 else: |
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214 prev = node.body |
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215 self.doPlainWordSuite(prev, h) |
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216 else: |
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217 self.doSuite(a, h) |
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218 self.doElse(node.handlers[-1][2], node) |
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219 |
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220 def visitTryFinally(self, node): |
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221 self.doSuite(node, node.body) |
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222 self.doPlainWordSuite(node.body, node.final) |
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223 |
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224 def visitGlobal(self, node): |
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225 # "global" statements don't execute like others (they don't call the |
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226 # trace function), so don't record their line numbers. |
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227 pass |
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228 |
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229 the_coverage = None |
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230 |
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231 class coverage: |
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232 error = "coverage error" |
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233 |
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234 # Name of the cache file (unless environment variable is set). |
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235 cache_default = ".coverage" |
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236 |
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237 # Environment variable naming the cache file. |
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238 cache_env = "COVERAGE_FILE" |
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239 |
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240 # A dictionary with an entry for (Python source file name, line number |
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241 # in that file) if that line has been executed. |
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242 c = {} |
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243 |
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244 # A map from canonical Python source file name to a dictionary in |
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245 # which there's an entry for each line number that has been |
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246 # executed. |
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247 cexecuted = {} |
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248 |
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249 # Cache of results of calling the analysis2() method, so that you can |
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250 # specify both -r and -a without doing double work. |
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251 analysis_cache = {} |
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252 |
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253 # Cache of results of calling the canonical_filename() method, to |
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254 # avoid duplicating work. |
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255 canonical_filename_cache = {} |
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256 |
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257 def __init__(self): |
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258 global the_coverage |
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259 if the_coverage: |
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260 raise self.error, "Only one coverage object allowed." |
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261 self.usecache = 1 |
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262 self.cache = None |
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263 self.exclude_re = '' |
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264 self.nesting = 0 |
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265 self.cstack = [] |
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266 self.xstack = [] |
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267 self.relative_dir = os.path.normcase(os.path.abspath(os.curdir)+os.path.sep) |
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268 |
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269 # t(f, x, y). This method is passed to sys.settrace as a trace function. |
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270 # See [van Rossum 2001-07-20b, 9.2] for an explanation of sys.settrace and |
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271 # the arguments and return value of the trace function. |
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272 # See [van Rossum 2001-07-20a, 3.2] for a description of frame and code |
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273 # objects. |
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274 |
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275 def t(self, f, w, a): #pragma: no cover |
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276 #print w, f.f_code.co_filename, f.f_lineno |
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277 if w == 'line': |
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278 self.c[(f.f_code.co_filename, f.f_lineno)] = 1 |
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279 for c in self.cstack: |
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280 c[(f.f_code.co_filename, f.f_lineno)] = 1 |
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281 return self.t |
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282 |
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283 def help(self, error=None): |
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284 if error: |
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285 print error |
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286 print |
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287 print __doc__ |
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288 sys.exit(1) |
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289 |
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290 def command_line(self): |
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291 import getopt |
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292 settings = {} |
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293 optmap = { |
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294 '-a': 'annotate', |
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295 '-d:': 'directory=', |
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296 '-e': 'erase', |
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297 '-h': 'help', |
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298 '-i': 'ignore-errors', |
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299 '-m': 'show-missing', |
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300 '-r': 'report', |
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301 '-x': 'execute', |
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302 '-o': 'omit=', |
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303 } |
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304 short_opts = string.join(map(lambda o: o[1:], optmap.keys()), '') |
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305 long_opts = optmap.values() |
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306 options, args = getopt.getopt(sys.argv[1:], short_opts, long_opts) |
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307 for o, a in options: |
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308 if optmap.has_key(o): |
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309 settings[optmap[o]] = 1 |
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310 elif optmap.has_key(o + ':'): |
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311 settings[optmap[o + ':']] = a |
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312 elif o[2:] in long_opts: |
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313 settings[o[2:]] = 1 |
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314 elif o[2:] + '=' in long_opts: |
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315 settings[o[2:]] = a |
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316 else: |
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317 self.help("Unknown option: '%s'." % o) |
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318 if settings.get('help'): |
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319 self.help() |
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320 for i in ['erase', 'execute']: |
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321 for j in ['annotate', 'report']: |
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322 if settings.get(i) and settings.get(j): |
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323 self.help("You can't specify the '%s' and '%s' " |
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324 "options at the same time." % (i, j)) |
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325 args_needed = (settings.get('execute') |
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326 or settings.get('annotate') |
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327 or settings.get('report')) |
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328 action = settings.get('erase') or args_needed |
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329 if not action: |
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330 self.help("You must specify at least one of -e, -x, -r, or -a.") |
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331 if not args_needed and args: |
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332 self.help("Unexpected arguments %s." % args) |
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333 |
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334 self.get_ready() |
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335 self.exclude('#pragma[: ]+[nN][oO] [cC][oO][vV][eE][rR]') |
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336 |
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337 if settings.get('erase'): |
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338 self.erase() |
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339 if settings.get('execute'): |
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340 if not args: |
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341 self.help("Nothing to do.") |
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342 sys.argv = args |
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343 self.start() |
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344 import __main__ |
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345 sys.path[0] = os.path.dirname(sys.argv[0]) |
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346 execfile(sys.argv[0], __main__.__dict__) |
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347 if not args: |
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348 args = self.cexecuted.keys() |
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349 ignore_errors = settings.get('ignore-errors') |
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350 show_missing = settings.get('show-missing') |
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351 directory = settings.get('directory') |
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352 omit = filter(None, settings.get('omit', '').split(',')) |
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353 |
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354 if settings.get('report'): |
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355 self.report(args, show_missing, ignore_errors, omit_prefixes=omit) |
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356 if settings.get('annotate'): |
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357 self.annotate(args, directory, ignore_errors, omit_prefixes=omit) |
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358 |
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359 def use_cache(self, usecache): |
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360 self.usecache = usecache |
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361 |
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362 def get_ready(self): |
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363 if self.usecache and not self.cache: |
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364 self.cache = os.path.abspath(os.environ.get(self.cache_env, |
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365 self.cache_default)) |
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366 self.restore() |
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367 self.analysis_cache = {} |
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368 |
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369 def start(self): |
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370 self.get_ready() |
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371 if self.nesting == 0: #pragma: no cover |
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372 sys.settrace(self.t) |
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373 if hasattr(threading, 'settrace'): |
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374 threading.settrace(self.t) |
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375 self.nesting += 1 |
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376 |
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377 def stop(self): |
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378 self.nesting -= 1 |
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379 if self.nesting == 0: #pragma: no cover |
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380 sys.settrace(None) |
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381 if hasattr(threading, 'settrace'): |
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382 threading.settrace(None) |
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383 |
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384 def erase(self): |
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385 self.c = {} |
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386 self.analysis_cache = {} |
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387 self.cexecuted = {} |
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388 if self.cache and os.path.exists(self.cache): |
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389 os.remove(self.cache) |
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390 self.exclude_re = "" |
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391 |
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392 def exclude(self, re): |
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393 if self.exclude_re: |
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394 self.exclude_re += "|" |
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395 self.exclude_re += "(" + re + ")" |
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396 |
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397 def begin_recursive(self): |
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398 self.cstack.append(self.c) |
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399 self.xstack.append(self.exclude_re) |
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400 |
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401 def end_recursive(self): |
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402 self.c = self.cstack.pop() |
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403 self.exclude_re = self.xstack.pop() |
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404 |
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405 # save(). Save coverage data to the coverage cache. |
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406 |
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407 def save(self): |
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408 # move to directory that must exist. |
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409 os.chdir(os.sep) |
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410 if self.usecache and self.cache: |
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411 self.canonicalize_filenames() |
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412 cache = open(self.cache, 'wb') |
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413 import marshal |
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414 marshal.dump(self.cexecuted, cache) |
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415 cache.close() |
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416 |
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417 # restore(). Restore coverage data from the coverage cache (if it exists). |
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418 |
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419 def restore(self): |
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420 self.c = {} |
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421 self.cexecuted = {} |
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422 assert self.usecache |
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423 if not os.path.exists(self.cache): |
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424 return |
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425 try: |
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426 cache = open(self.cache, 'rb') |
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427 import marshal |
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428 cexecuted = marshal.load(cache) |
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429 cache.close() |
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430 if isinstance(cexecuted, types.DictType): |
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431 self.cexecuted = cexecuted |
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432 except: |
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433 pass |
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434 |
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435 # canonical_filename(filename). Return a canonical filename for the |
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436 # file (that is, an absolute path with no redundant components and |
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437 # normalized case). See [GDR 2001-12-04b, 3.3]. |
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438 |
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439 def canonical_filename(self, filename): |
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440 if not self.canonical_filename_cache.has_key(filename): |
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441 f = filename |
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442 if os.path.isabs(f) and not os.path.exists(f): |
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443 f = os.path.basename(f) |
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444 if not os.path.isabs(f): |
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445 for path in [os.curdir] + sys.path: |
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446 g = os.path.join(path, f) |
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447 if os.path.exists(g): |
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448 f = g |
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449 break |
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450 cf = os.path.normcase(os.path.abspath(f)) |
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451 self.canonical_filename_cache[filename] = cf |
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452 return self.canonical_filename_cache[filename] |
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453 |
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454 # canonicalize_filenames(). Copy results from "c" to "cexecuted", |
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455 # canonicalizing filenames on the way. Clear the "c" map. |
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456 |
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457 def canonicalize_filenames(self): |
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458 for filename, lineno in self.c.keys(): |
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459 f = self.canonical_filename(filename) |
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460 if not self.cexecuted.has_key(f): |
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461 self.cexecuted[f] = {} |
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462 self.cexecuted[f][lineno] = 1 |
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463 self.c = {} |
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464 |
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465 # morf_filename(morf). Return the filename for a module or file. |
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466 |
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467 def morf_filename(self, morf): |
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468 if isinstance(morf, types.ModuleType): |
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469 if not hasattr(morf, '__file__'): |
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470 raise self.error, "Module has no __file__ attribute." |
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471 file = morf.__file__ |
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472 else: |
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473 file = morf |
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474 return self.canonical_filename(file) |
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475 |
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476 # analyze_morf(morf). Analyze the module or filename passed as |
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477 # the argument. If the source code can't be found, raise an error. |
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478 # Otherwise, return a tuple of (1) the canonical filename of the |
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479 # source code for the module, (2) a list of lines of statements |
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480 # in the source code, and (3) a list of lines of excluded statements. |
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481 |
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482 def analyze_morf(self, morf): |
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483 if self.analysis_cache.has_key(morf): |
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484 return self.analysis_cache[morf] |
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485 filename = self.morf_filename(morf) |
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486 ext = os.path.splitext(filename)[1] |
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487 if ext == '.pyc': |
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488 if not os.path.exists(filename[0:-1]): |
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489 raise self.error, ("No source for compiled code '%s'." |
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490 % filename) |
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491 filename = filename[0:-1] |
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492 elif ext != '.py': |
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493 raise self.error, "File '%s' not Python source." % filename |
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494 source = open(filename, 'r') |
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495 lines, excluded_lines = self.find_executable_statements( |
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496 source.read(), exclude=self.exclude_re |
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497 ) |
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498 source.close() |
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499 result = filename, lines, excluded_lines |
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500 self.analysis_cache[morf] = result |
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501 return result |
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502 |
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503 def get_suite_spots(self, tree, spots): |
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504 import symbol, token |
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505 for i in range(1, len(tree)): |
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506 if type(tree[i]) == type(()): |
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507 if tree[i][0] == symbol.suite: |
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508 # Found a suite, look back for the colon and keyword. |
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509 lineno_colon = lineno_word = None |
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510 for j in range(i-1, 0, -1): |
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511 if tree[j][0] == token.COLON: |
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512 lineno_colon = tree[j][2] |
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513 elif tree[j][0] == token.NAME: |
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514 if tree[j][1] == 'elif': |
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515 # Find the line number of the first non-terminal |
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516 # after the keyword. |
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517 t = tree[j+1] |
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518 while t and token.ISNONTERMINAL(t[0]): |
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parents:
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519 t = t[1] |
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520 if t: |
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521 lineno_word = t[2] |
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522 else: |
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523 lineno_word = tree[j][2] |
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524 break |
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525 elif tree[j][0] == symbol.except_clause: |
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parents:
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526 # "except" clauses look like: |
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527 # ('except_clause', ('NAME', 'except', lineno), ...) |
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528 if tree[j][1][0] == token.NAME: |
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529 lineno_word = tree[j][1][2] |
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|
530 break |
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diff
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531 if lineno_colon and lineno_word: |
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parents:
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532 # Found colon and keyword, mark all the lines |
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533 # between the two with the two line numbers. |
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534 for l in range(lineno_word, lineno_colon+1): |
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parents:
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|
535 spots[l] = (lineno_word, lineno_colon) |
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536 self.get_suite_spots(tree[i], spots) |
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|
537 |
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538 def find_executable_statements(self, text, exclude=None): |
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|
539 # Find lines which match an exclusion pattern. |
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parents:
diff
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|
540 excluded = {} |
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parents:
diff
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|
541 suite_spots = {} |
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542 if exclude: |
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add coverage.py module to tests directory.
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parents:
diff
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|
543 reExclude = re.compile(exclude) |
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|
544 lines = text.split('\n') |
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parents:
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|
545 for i in range(len(lines)): |
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parents:
diff
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|
546 if reExclude.search(lines[i]): |
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add coverage.py module to tests directory.
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parents:
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547 excluded[i+1] = 1 |
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parents:
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|
548 |
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parents:
diff
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|
549 import parser |
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Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
550 tree = parser.suite(text+'\n\n').totuple(1) |
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add coverage.py module to tests directory.
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|
551 self.get_suite_spots(tree, suite_spots) |
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add coverage.py module to tests directory.
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parents:
diff
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|
552 |
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parents:
diff
changeset
|
553 # Use the compiler module to parse the text and find the executable |
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add coverage.py module to tests directory.
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parents:
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554 # statements. We add newlines to be impervious to final partial lines. |
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add coverage.py module to tests directory.
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parents:
diff
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|
555 statements = {} |
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add coverage.py module to tests directory.
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parents:
diff
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|
556 ast = compiler.parse(text+'\n\n') |
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add coverage.py module to tests directory.
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parents:
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|
557 visitor = StatementFindingAstVisitor(statements, excluded, suite_spots) |
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add coverage.py module to tests directory.
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parents:
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558 compiler.walk(ast, visitor, walker=visitor) |
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parents:
diff
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|
559 |
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parents:
diff
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|
560 lines = statements.keys() |
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561 lines.sort() |
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562 excluded_lines = excluded.keys() |
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563 excluded_lines.sort() |
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564 return lines, excluded_lines |
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parents:
diff
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|
565 |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
566 # format_lines(statements, lines). Format a list of line numbers |
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add coverage.py module to tests directory.
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parents:
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|
567 # for printing by coalescing groups of lines as long as the lines |
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parents:
diff
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|
568 # 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
changeset
|
569 # there are gaps between statements, so if statements = |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
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|
570 # [1,2,3,4,5,10,11,12,13,14] and lines = [1,2,5,10,11,13,14] then |
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Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
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|
571 # format_lines will return "1-2, 5-11, 13-14". |
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Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
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|
572 |
a5d072f38a4a
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Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
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|
573 def format_lines(self, statements, lines): |
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parents:
diff
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|
574 pairs = [] |
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parents:
diff
changeset
|
575 i = 0 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
576 j = 0 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
577 start = None |
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Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
578 pairs = [] |
a5d072f38a4a
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Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
579 while i < len(statements) and j < len(lines): |
a5d072f38a4a
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Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
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|
580 if statements[i] == lines[j]: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
581 if start == None: |
a5d072f38a4a
add coverage.py module to tests directory.
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parents:
diff
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|
582 start = lines[j] |
a5d072f38a4a
add coverage.py module to tests directory.
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parents:
diff
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|
583 end = lines[j] |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
584 j = j + 1 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
585 elif start: |
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586 pairs.append((start, end)) |
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587 start = None |
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588 i = i + 1 |
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add coverage.py module to tests directory.
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parents:
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589 if start: |
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parents:
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|
590 pairs.append((start, end)) |
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591 def stringify(pair): |
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592 start, end = pair |
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593 if start == end: |
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add coverage.py module to tests directory.
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594 return "%d" % start |
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parents:
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595 else: |
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parents:
diff
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|
596 return "%d-%d" % (start, end) |
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parents:
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597 return string.join(map(stringify, pairs), ", ") |
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parents:
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|
598 |
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add coverage.py module to tests directory.
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parents:
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|
599 # Backward compatibility with version 1. |
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add coverage.py module to tests directory.
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parents:
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600 def analysis(self, morf): |
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601 f, s, _, m, mf = self.analysis2(morf) |
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602 return f, s, m, mf |
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parents:
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|
603 |
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add coverage.py module to tests directory.
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parents:
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|
604 def analysis2(self, morf): |
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add coverage.py module to tests directory.
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parents:
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605 filename, statements, excluded = self.analyze_morf(morf) |
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add coverage.py module to tests directory.
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parents:
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606 self.canonicalize_filenames() |
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add coverage.py module to tests directory.
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parents:
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changeset
|
607 if not self.cexecuted.has_key(filename): |
a5d072f38a4a
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parents:
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608 self.cexecuted[filename] = {} |
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add coverage.py module to tests directory.
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parents:
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|
609 missing = [] |
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add coverage.py module to tests directory.
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parents:
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|
610 for line in statements: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
611 if not self.cexecuted[filename].has_key(line): |
a5d072f38a4a
add coverage.py module to tests directory.
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parents:
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changeset
|
612 missing.append(line) |
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parents:
diff
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|
613 return (filename, statements, excluded, missing, |
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add coverage.py module to tests directory.
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parents:
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|
614 self.format_lines(statements, missing)) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
615 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
616 def relative_filename(self, filename): |
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add coverage.py module to tests directory.
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parents:
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617 """ Convert filename to relative filename from self.relative_dir. |
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parents:
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618 """ |
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add coverage.py module to tests directory.
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diff
changeset
|
619 return filename.replace(self.relative_dir, "") |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
620 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
621 def morf_name(self, morf): |
a5d072f38a4a
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parents:
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|
622 """ Return the name of morf as used in report. |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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|
623 """ |
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|
624 if isinstance(morf, types.ModuleType): |
a5d072f38a4a
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parents:
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|
625 return morf.__name__ |
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parents:
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|
626 else: |
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parents:
diff
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|
627 return self.relative_filename(os.path.splitext(morf)[0]) |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
628 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
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|
629 def filter_by_prefix(self, morfs, omit_prefixes): |
a5d072f38a4a
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diff
changeset
|
630 """ Return list of morfs where the morf name does not begin |
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parents:
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changeset
|
631 with any one of the omit_prefixes. |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
632 """ |
a5d072f38a4a
add coverage.py module to tests directory.
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parents:
diff
changeset
|
633 filtered_morfs = [] |
a5d072f38a4a
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|
634 for morf in morfs: |
a5d072f38a4a
add coverage.py module to tests directory.
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parents:
diff
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|
635 for prefix in omit_prefixes: |
a5d072f38a4a
add coverage.py module to tests directory.
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parents:
diff
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|
636 if self.morf_name(morf).startswith(prefix): |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
637 break |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
638 else: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
639 filtered_morfs.append(morf) |
a5d072f38a4a
add coverage.py module to tests directory.
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parents:
diff
changeset
|
640 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
641 return filtered_morfs |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
642 |
a5d072f38a4a
add coverage.py module to tests directory.
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parents:
diff
changeset
|
643 def morf_name_compare(self, x, y): |
a5d072f38a4a
add coverage.py module to tests directory.
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parents:
diff
changeset
|
644 return cmp(self.morf_name(x), self.morf_name(y)) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
645 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
646 def report(self, morfs, show_missing=1, ignore_errors=0, file=None, omit_prefixes=[]): |
a5d072f38a4a
add coverage.py module to tests directory.
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parents:
diff
changeset
|
647 if not isinstance(morfs, types.ListType): |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
648 morfs = [morfs] |
a5d072f38a4a
add coverage.py module to tests directory.
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parents:
diff
changeset
|
649 morfs = self.filter_by_prefix(morfs, omit_prefixes) |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
650 morfs.sort(self.morf_name_compare) |
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add coverage.py module to tests directory.
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parents:
diff
changeset
|
651 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
652 max_name = max([5,] + map(len, map(self.morf_name, morfs))) |
a5d072f38a4a
add coverage.py module to tests directory.
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parents:
diff
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|
653 fmt_name = "%%- %ds " % max_name |
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add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
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|
654 fmt_err = fmt_name + "%s: %s" |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
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changeset
|
655 header = fmt_name % "Name" + " Stmts Exec Cover" |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
656 fmt_coverage = fmt_name + "% 6d % 6d % 5d%%" |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
657 if show_missing: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
658 header = header + " Missing" |
a5d072f38a4a
add coverage.py module to tests directory.
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parents:
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changeset
|
659 fmt_coverage = fmt_coverage + " %s" |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
660 if not file: |
a5d072f38a4a
add coverage.py module to tests directory.
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parents:
diff
changeset
|
661 file = sys.stdout |
a5d072f38a4a
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parents:
diff
changeset
|
662 print >>file, header |
a5d072f38a4a
add coverage.py module to tests directory.
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parents:
diff
changeset
|
663 print >>file, "-" * len(header) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
664 total_statements = 0 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
665 total_executed = 0 |
a5d072f38a4a
add coverage.py module to tests directory.
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parents:
diff
changeset
|
666 for morf in morfs: |
a5d072f38a4a
add coverage.py module to tests directory.
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parents:
diff
changeset
|
667 name = self.morf_name(morf) |
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parents:
diff
changeset
|
668 try: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
669 _, statements, _, missing, readable = self.analysis2(morf) |
a5d072f38a4a
add coverage.py module to tests directory.
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parents:
diff
changeset
|
670 n = len(statements) |
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add coverage.py module to tests directory.
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parents:
diff
changeset
|
671 m = n - len(missing) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
672 if n > 0: |
a5d072f38a4a
add coverage.py module to tests directory.
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parents:
diff
changeset
|
673 pc = 100.0 * m / n |
a5d072f38a4a
add coverage.py module to tests directory.
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parents:
diff
changeset
|
674 else: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
675 pc = 100.0 |
a5d072f38a4a
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parents:
diff
changeset
|
676 args = (name, n, m, pc) |
a5d072f38a4a
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parents:
diff
changeset
|
677 if show_missing: |
a5d072f38a4a
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parents:
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|
678 args = args + (readable,) |
a5d072f38a4a
add coverage.py module to tests directory.
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parents:
diff
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|
679 print >>file, fmt_coverage % args |
a5d072f38a4a
add coverage.py module to tests directory.
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parents:
diff
changeset
|
680 total_statements = total_statements + n |
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add coverage.py module to tests directory.
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parents:
diff
changeset
|
681 total_executed = total_executed + m |
a5d072f38a4a
add coverage.py module to tests directory.
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parents:
diff
changeset
|
682 except KeyboardInterrupt: #pragma: no cover |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
683 raise |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
684 except: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
685 if not ignore_errors: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
686 type, msg = sys.exc_info()[0:2] |
a5d072f38a4a
add coverage.py module to tests directory.
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parents:
diff
changeset
|
687 print >>file, fmt_err % (name, type, msg) |
a5d072f38a4a
add coverage.py module to tests directory.
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parents:
diff
changeset
|
688 if len(morfs) > 1: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
689 print >>file, "-" * len(header) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
690 if total_statements > 0: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
691 pc = 100.0 * total_executed / total_statements |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
692 else: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
693 pc = 100.0 |
a5d072f38a4a
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parents:
diff
changeset
|
694 args = ("TOTAL", total_statements, total_executed, pc) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
695 if show_missing: |
a5d072f38a4a
add coverage.py module to tests directory.
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parents:
diff
changeset
|
696 args = args + ("",) |
a5d072f38a4a
add coverage.py module to tests directory.
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parents:
diff
changeset
|
697 print >>file, fmt_coverage % args |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
698 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
699 # annotate(morfs, ignore_errors). |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
700 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
701 blank_re = re.compile(r"\s*(#|$)") |
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add coverage.py module to tests directory.
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parents:
diff
changeset
|
702 else_re = re.compile(r"\s*else\s*:\s*(#|$)") |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
703 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
704 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
|
705 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
|
706 for morf in morfs: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
707 try: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
708 filename, statements, excluded, missing, _ = self.analysis2(morf) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
709 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
|
710 except KeyboardInterrupt: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
711 raise |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
712 except: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
713 if not ignore_errors: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
714 raise |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
715 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
716 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
|
717 source = open(filename, 'r') |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
718 if directory: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
719 dest_file = os.path.join(directory, |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
720 os.path.basename(filename) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
721 + ',cover') |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
722 else: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
723 dest_file = filename + ',cover' |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
724 dest = open(dest_file, 'w') |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
725 lineno = 0 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
726 i = 0 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
727 j = 0 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
728 covered = 1 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
729 while 1: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
730 line = source.readline() |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
731 if line == '': |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
732 break |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
733 lineno = lineno + 1 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
734 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
|
735 i = i + 1 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
736 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
|
737 j = j + 1 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
738 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
|
739 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
|
740 if self.blank_re.match(line): |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
741 dest.write(' ') |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
742 elif self.else_re.match(line): |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
743 # Special logic for lines containing only 'else:'. |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
744 # See [GDR 2001-12-04b, 3.2]. |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
745 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
|
746 dest.write('! ') |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
747 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
|
748 dest.write('> ') |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
749 elif statements[i] == missing[j]: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
750 dest.write('! ') |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
751 else: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
752 dest.write('> ') |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
753 elif lineno in excluded: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
754 dest.write('- ') |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
755 elif covered: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
756 dest.write('> ') |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
757 else: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
758 dest.write('! ') |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
759 dest.write(line) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
760 source.close() |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
761 dest.close() |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
762 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
763 # Singleton object. |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
764 the_coverage = coverage() |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
765 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
766 # Module functions call methods in the singleton object. |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
767 def use_cache(*args, **kw): return the_coverage.use_cache(*args, **kw) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
768 def start(*args, **kw): return the_coverage.start(*args, **kw) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
769 def stop(*args, **kw): return the_coverage.stop(*args, **kw) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
770 def erase(*args, **kw): return the_coverage.erase(*args, **kw) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
771 def begin_recursive(*args, **kw): return the_coverage.begin_recursive(*args, **kw) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
772 def end_recursive(*args, **kw): return the_coverage.end_recursive(*args, **kw) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
773 def exclude(*args, **kw): return the_coverage.exclude(*args, **kw) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
774 def analysis(*args, **kw): return the_coverage.analysis(*args, **kw) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
775 def analysis2(*args, **kw): return the_coverage.analysis2(*args, **kw) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
776 def report(*args, **kw): return the_coverage.report(*args, **kw) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
777 def annotate(*args, **kw): return the_coverage.annotate(*args, **kw) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
778 def annotate_file(*args, **kw): return the_coverage.annotate_file(*args, **kw) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
779 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
780 # Save coverage data when Python exits. (The atexit module wasn't |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
781 # introduced until Python 2.0, so use sys.exitfunc when it's not |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
782 # available.) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
783 try: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
784 import atexit |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
785 atexit.register(the_coverage.save) |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
786 except ImportError: |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
787 sys.exitfunc = the_coverage.save |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
788 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
789 # Command-line interface. |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
790 if __name__ == '__main__': |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
791 the_coverage.command_line() |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
792 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
793 |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
794 # A. REFERENCES |
a5d072f38a4a
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Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
795 # |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
796 # [GDR 2001-12-04a] "Statement coverage for Python"; Gareth Rees; |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
797 # Ravenbrook Limited; 2001-12-04; |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
798 # <http://www.nedbatchelder.com/code/modules/rees-coverage.html>. |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
799 # |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
800 # [GDR 2001-12-04b] "Statement coverage for Python: design and |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
801 # analysis"; Gareth Rees; Ravenbrook Limited; 2001-12-04; |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
802 # <http://www.nedbatchelder.com/code/modules/rees-design.html>. |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
803 # |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
804 # [van Rossum 2001-07-20a] "Python Reference Manual (releae 2.1.1)"; |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
805 # Guide van Rossum; 2001-07-20; |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
806 # <http://www.python.org/doc/2.1.1/ref/ref.html>. |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
807 # |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
808 # [van Rossum 2001-07-20b] "Python Library Reference"; Guido van Rossum; |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
809 # 2001-07-20; <http://www.python.org/doc/2.1.1/lib/lib.html>. |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
810 # |
a5d072f38a4a
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Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
811 # |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
812 # B. DOCUMENT HISTORY |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
813 # |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
814 # 2001-12-04 GDR Created. |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
815 # |
a5d072f38a4a
add coverage.py module to tests directory.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
816 # 2001-12-06 GDR Added command-line interface and source code |
a5d072f38a4a
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Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
diff
changeset
|
817 # annotation. |
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818 # |
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819 # 2001-12-09 GDR Moved design and interface to separate documents. |
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820 # |
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821 # 2001-12-10 GDR Open cache file as binary on Windows. Allow |
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822 # simultaneous -e and -x, or -a and -r. |
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823 # |
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824 # 2001-12-12 GDR Added command-line help. Cache analysis so that it |
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825 # only needs to be done once when you specify -a and -r. |
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826 # |
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827 # 2001-12-13 GDR Improved speed while recording. Portable between |
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828 # Python 1.5.2 and 2.1.1. |
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829 # |
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830 # 2002-01-03 GDR Module-level functions work correctly. |
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831 # |
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832 # 2002-01-07 GDR Update sys.path when running a file with the -x option, |
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833 # so that it matches the value the program would get if it were run on |
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834 # its own. |
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835 # |
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836 # 2004-12-12 NMB Significant code changes. |
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837 # - Finding executable statements has been rewritten so that docstrings and |
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838 # other quirks of Python execution aren't mistakenly identified as missing |
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839 # lines. |
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840 # - Lines can be excluded from consideration, even entire suites of lines. |
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841 # - The filesystem cache of covered lines can be disabled programmatically. |
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842 # - Modernized the code. |
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843 # |
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844 # 2004-12-14 NMB Minor tweaks. Return 'analysis' to its original behavior |
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845 # and add 'analysis2'. Add a global for 'annotate', and factor it, adding |
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846 # 'annotate_file'. |
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847 # |
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848 # 2004-12-31 NMB Allow for keyword arguments in the module global functions. |
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849 # Thanks, Allen. |
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850 # |
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851 # 2005-12-02 NMB Call threading.settrace so that all threads are measured. |
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852 # Thanks Martin Fuzzey. Add a file argument to report so that reports can be |
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853 # captured to a different destination. |
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854 # |
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855 # 2005-12-03 NMB coverage.py can now measure itself. |
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856 # |
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857 # 2005-12-04 NMB Adapted Greg Rogers' patch for using relative filenames, |
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858 # and sorting and omitting files to report on. |
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859 # |
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860 # C. COPYRIGHT AND LICENCE |
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861 # |
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862 # Copyright 2001 Gareth Rees. All rights reserved. |
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863 # Copyright 2004-2005 Ned Batchelder. All rights reserved. |
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864 # |
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865 # Redistribution and use in source and binary forms, with or without |
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866 # modification, are permitted provided that the following conditions are |
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867 # met: |
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868 # |
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869 # 1. Redistributions of source code must retain the above copyright |
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870 # notice, this list of conditions and the following disclaimer. |
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871 # |
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872 # 2. Redistributions in binary form must reproduce the above copyright |
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873 # notice, this list of conditions and the following disclaimer in the |
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874 # documentation and/or other materials provided with the |
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875 # distribution. |
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876 # |
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877 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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878 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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879 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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880 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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881 # HOLDERS AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
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882 # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
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883 # BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS |
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884 # OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
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885 # ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR |
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886 # TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE |
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887 # USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH |
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888 # DAMAGE. |
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889 # |
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890 # $Id: coverage.py 26 2005-12-04 18:42:44Z ned $ |