Mercurial > hg
annotate tests/hghave.py @ 26345:2aa0dde846b4
mq: remove a mutable default argument
Mutable default arguments are know to the state of California to cause bugs. The
underlying function already handle "None" as an option value, so we do not need
to do anything else.
author | Pierre-Yves David <pierre-yves.david@fb.com> |
---|---|
date | Thu, 24 Sep 2015 00:50:06 -0700 |
parents | ca9bb66c80e9 |
children | 0f76c64f5cc3 |
rev | line source |
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1 import errno |
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2 import os |
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3 import re |
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4 import socket |
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5 import stat |
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6 import subprocess |
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7 import sys |
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8 import tempfile |
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9 |
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10 tempprefix = 'hg-hghave-' |
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11 |
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12 checks = { |
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13 "true": (lambda: True, "yak shaving"), |
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14 "false": (lambda: False, "nail clipper"), |
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15 } |
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16 |
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17 def check(name, desc): |
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18 def decorator(func): |
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19 checks[name] = (func, desc) |
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20 return func |
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21 return decorator |
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22 |
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23 def checkfeatures(features): |
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24 result = { |
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25 'error': [], |
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26 'missing': [], |
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27 'skipped': [], |
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28 } |
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29 |
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30 for feature in features: |
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31 negate = feature.startswith('no-') |
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32 if negate: |
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33 feature = feature[3:] |
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34 |
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35 if feature not in checks: |
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36 result['missing'].append(feature) |
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37 continue |
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38 |
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39 check, desc = checks[feature] |
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40 try: |
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41 available = check() |
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42 except Exception: |
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43 result['error'].append('hghave check failed: %s' % feature) |
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44 continue |
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45 |
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46 if not negate and not available: |
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47 result['skipped'].append('missing feature: %s' % desc) |
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48 elif negate and available: |
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49 result['skipped'].append('system supports %s' % desc) |
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50 |
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51 return result |
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52 |
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53 def require(features): |
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54 """Require that features are available, exiting if not.""" |
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55 result = checkfeatures(features) |
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56 |
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57 for missing in result['missing']: |
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58 sys.stderr.write('skipped: unknown feature: %s\n' % missing) |
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59 for msg in result['skipped']: |
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60 sys.stderr.write('skipped: %s\n' % msg) |
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61 for msg in result['error']: |
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62 sys.stderr.write('%s\n' % msg) |
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63 |
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64 if result['missing']: |
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65 sys.exit(2) |
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66 |
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67 if result['skipped'] or result['error']: |
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68 sys.exit(1) |
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69 |
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70 def matchoutput(cmd, regexp, ignorestatus=False): |
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71 """Return True if cmd executes successfully and its output |
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72 is matched by the supplied regular expression. |
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73 """ |
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74 r = re.compile(regexp) |
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75 try: |
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76 p = subprocess.Popen( |
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77 cmd, shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT) |
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78 except OSError as e: |
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79 if e.errno != errno.ENOENT: |
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80 raise |
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81 ret = -1 |
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82 ret = p.wait() |
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83 s = p.stdout.read() |
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84 return (ignorestatus or not ret) and r.search(s) |
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85 |
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86 @check("baz", "GNU Arch baz client") |
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87 def has_baz(): |
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88 return matchoutput('baz --version 2>&1', r'baz Bazaar version') |
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89 |
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90 @check("bzr", "Canonical's Bazaar client") |
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91 def has_bzr(): |
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92 try: |
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93 import bzrlib |
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94 return bzrlib.__doc__ is not None |
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95 except ImportError: |
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96 return False |
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97 |
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98 @check("bzr114", "Canonical's Bazaar client >= 1.14") |
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99 def has_bzr114(): |
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100 try: |
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101 import bzrlib |
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102 return (bzrlib.__doc__ is not None |
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103 and bzrlib.version_info[:2] >= (1, 14)) |
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104 except ImportError: |
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105 return False |
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106 |
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107 @check("cvs", "cvs client/server") |
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108 def has_cvs(): |
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109 re = r'Concurrent Versions System.*?server' |
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110 return matchoutput('cvs --version 2>&1', re) and not has_msys() |
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111 |
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112 @check("cvs112", "cvs client/server >= 1.12") |
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113 def has_cvs112(): |
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114 re = r'Concurrent Versions System \(CVS\) 1.12.*?server' |
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115 return matchoutput('cvs --version 2>&1', re) and not has_msys() |
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116 |
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117 @check("darcs", "darcs client") |
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118 def has_darcs(): |
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119 return matchoutput('darcs --version', r'2\.[2-9]', True) |
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120 |
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121 @check("mtn", "monotone client (>= 1.0)") |
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122 def has_mtn(): |
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123 return matchoutput('mtn --version', r'monotone', True) and not matchoutput( |
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124 'mtn --version', r'monotone 0\.', True) |
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125 |
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126 @check("eol-in-paths", "end-of-lines in paths") |
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127 def has_eol_in_paths(): |
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128 try: |
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129 fd, path = tempfile.mkstemp(dir='.', prefix=tempprefix, suffix='\n\r') |
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130 os.close(fd) |
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131 os.remove(path) |
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132 return True |
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133 except (IOError, OSError): |
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134 return False |
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135 |
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136 @check("execbit", "executable bit") |
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137 def has_executablebit(): |
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138 try: |
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139 EXECFLAGS = stat.S_IXUSR | stat.S_IXGRP | stat.S_IXOTH |
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140 fh, fn = tempfile.mkstemp(dir='.', prefix=tempprefix) |
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141 try: |
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142 os.close(fh) |
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143 m = os.stat(fn).st_mode & 0o777 |
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144 new_file_has_exec = m & EXECFLAGS |
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145 os.chmod(fn, m ^ EXECFLAGS) |
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146 exec_flags_cannot_flip = ((os.stat(fn).st_mode & 0o777) == m) |
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147 finally: |
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148 os.unlink(fn) |
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149 except (IOError, OSError): |
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150 # we don't care, the user probably won't be able to commit anyway |
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151 return False |
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152 return not (new_file_has_exec or exec_flags_cannot_flip) |
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153 |
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154 @check("icasefs", "case insensitive file system") |
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155 def has_icasefs(): |
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156 # Stolen from mercurial.util |
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157 fd, path = tempfile.mkstemp(dir='.', prefix=tempprefix) |
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158 os.close(fd) |
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159 try: |
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160 s1 = os.stat(path) |
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161 d, b = os.path.split(path) |
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162 p2 = os.path.join(d, b.upper()) |
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163 if path == p2: |
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164 p2 = os.path.join(d, b.lower()) |
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165 try: |
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166 s2 = os.stat(p2) |
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167 return s2 == s1 |
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168 except OSError: |
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169 return False |
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170 finally: |
6998 | 171 os.remove(path) |
172 | |
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173 @check("fifo", "named pipes") |
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174 def has_fifo(): |
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175 if getattr(os, "mkfifo", None) is None: |
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176 return False |
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177 name = tempfile.mktemp(dir='.', prefix=tempprefix) |
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178 try: |
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179 os.mkfifo(name) |
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180 os.unlink(name) |
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181 return True |
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182 except OSError: |
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183 return False |
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184 |
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185 @check("killdaemons", 'killdaemons.py support') |
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186 def has_killdaemons(): |
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187 return True |
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188 |
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189 @check("cacheable", "cacheable filesystem") |
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190 def has_cacheable_fs(): |
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191 from mercurial import util |
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192 |
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193 fd, path = tempfile.mkstemp(dir='.', prefix=tempprefix) |
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194 os.close(fd) |
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195 try: |
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196 return util.cachestat(path).cacheable() |
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197 finally: |
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198 os.remove(path) |
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199 |
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200 @check("lsprof", "python lsprof module") |
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201 def has_lsprof(): |
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202 try: |
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203 import _lsprof |
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204 _lsprof.Profiler # silence unused import warning |
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205 return True |
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206 except ImportError: |
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207 return False |
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208 |
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209 @check("gettext", "GNU Gettext (msgfmt)") |
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210 def has_gettext(): |
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211 return matchoutput('msgfmt --version', 'GNU gettext-tools') |
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212 |
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213 @check("git", "git command line client") |
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214 def has_git(): |
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215 return matchoutput('git --version 2>&1', r'^git version') |
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216 |
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217 @check("docutils", "Docutils text processing library") |
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218 def has_docutils(): |
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219 try: |
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220 from docutils.core import publish_cmdline |
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221 publish_cmdline # silence unused import |
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222 return True |
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223 except ImportError: |
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224 return False |
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225 |
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226 def getsvnversion(): |
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227 m = matchoutput('svn --version --quiet 2>&1', r'^(\d+)\.(\d+)') |
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228 if not m: |
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229 return (0, 0) |
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230 return (int(m.group(1)), int(m.group(2))) |
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231 |
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232 @check("svn15", "subversion client and admin tools >= 1.5") |
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233 def has_svn15(): |
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234 return getsvnversion() >= (1, 5) |
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235 |
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236 @check("svn13", "subversion client and admin tools >= 1.3") |
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237 def has_svn13(): |
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238 return getsvnversion() >= (1, 3) |
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239 |
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240 @check("svn", "subversion client and admin tools") |
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241 def has_svn(): |
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242 return matchoutput('svn --version 2>&1', r'^svn, version') and \ |
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243 matchoutput('svnadmin --version 2>&1', r'^svnadmin, version') |
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244 |
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245 @check("svn-bindings", "subversion python bindings") |
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246 def has_svn_bindings(): |
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247 try: |
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248 import svn.core |
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249 version = svn.core.SVN_VER_MAJOR, svn.core.SVN_VER_MINOR |
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250 if version < (1, 4): |
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251 return False |
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252 return True |
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253 except ImportError: |
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254 return False |
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255 |
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256 @check("p4", "Perforce server and client") |
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257 def has_p4(): |
16683 | 258 return (matchoutput('p4 -V', r'Rev\. P4/') and |
259 matchoutput('p4d -V', r'Rev\. P4D/')) | |
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260 |
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261 @check("symlink", "symbolic links") |
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262 def has_symlink(): |
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263 if getattr(os, "symlink", None) is None: |
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264 return False |
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265 name = tempfile.mktemp(dir='.', prefix=tempprefix) |
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266 try: |
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267 os.symlink(".", name) |
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268 os.unlink(name) |
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269 return True |
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270 except (OSError, AttributeError): |
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271 return False |
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272 |
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273 @check("hardlink", "hardlinks") |
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274 def has_hardlink(): |
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275 from mercurial import util |
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276 fh, fn = tempfile.mkstemp(dir='.', prefix=tempprefix) |
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277 os.close(fh) |
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278 name = tempfile.mktemp(dir='.', prefix=tempprefix) |
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279 try: |
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280 util.oslink(fn, name) |
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281 os.unlink(name) |
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282 return True |
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283 except OSError: |
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284 return False |
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285 finally: |
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286 os.unlink(fn) |
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287 |
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288 @check("tla", "GNU Arch tla client") |
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289 def has_tla(): |
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290 return matchoutput('tla --version 2>&1', r'The GNU Arch Revision') |
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291 |
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292 @check("gpg", "gpg client") |
8809 | 293 def has_gpg(): |
294 return matchoutput('gpg --version 2>&1', r'GnuPG') | |
295 | |
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296 @check("unix-permissions", "unix-style permissions") |
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297 def has_unix_permissions(): |
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298 d = tempfile.mkdtemp(dir='.', prefix=tempprefix) |
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299 try: |
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300 fname = os.path.join(d, 'foo') |
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301 for umask in (0o77, 0o07, 0o22): |
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302 os.umask(umask) |
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303 f = open(fname, 'w') |
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304 f.close() |
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305 mode = os.stat(fname).st_mode |
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306 os.unlink(fname) |
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307 if mode & 0o777 != ~umask & 0o666: |
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308 return False |
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309 return True |
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310 finally: |
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311 os.rmdir(d) |
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312 |
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313 @check("unix-socket", "AF_UNIX socket family") |
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314 def has_unix_socket(): |
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315 return getattr(socket, 'AF_UNIX', None) is not None |
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316 |
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317 @check("root", "root permissions") |
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318 def has_root(): |
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319 return getattr(os, 'geteuid', None) and os.geteuid() == 0 |
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320 |
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321 @check("pyflakes", "Pyflakes python linter") |
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322 def has_pyflakes(): |
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323 return matchoutput("sh -c \"echo 'import re' 2>&1 | pyflakes\"", |
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324 r"<stdin>:1: 're' imported but unused", |
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325 True) |
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326 |
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327 @check("pygments", "Pygments source highlighting library") |
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|
328 def has_pygments(): |
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|
329 try: |
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330 import pygments |
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331 pygments.highlight # silence unused import warning |
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332 return True |
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333 except ImportError: |
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334 return False |
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|
335 |
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336 @check("json", "some json module available") |
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337 def has_json(): |
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338 try: |
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339 import json |
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340 json.dumps |
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341 return True |
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342 except ImportError: |
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343 try: |
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344 import simplejson as json |
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345 json.dumps |
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346 return True |
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347 except ImportError: |
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348 pass |
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349 return False |
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350 |
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351 @check("outer-repo", "outer repo") |
7429
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352 def has_outer_repo(): |
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tests: hghave outer-repo should be true even if a bad repo is found
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353 # failing for other reasons than 'no repo' imply that there is a repo |
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354 return not matchoutput('hg root 2>&1', |
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355 r'abort: no repository found', True) |
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356 |
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357 @check("ssl", ("(python >= 2.6 ssl module and python OpenSSL) " |
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358 "OR python >= 2.7.9 ssl")) |
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359 def has_ssl(): |
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360 try: |
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361 import ssl |
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362 if getattr(ssl, 'create_default_context', False): |
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363 return True |
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364 import OpenSSL |
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365 OpenSSL.SSL.Context |
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366 return True |
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367 except ImportError: |
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368 return False |
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369 |
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370 @check("sslcontext", "python >= 2.7.9 ssl") |
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371 def has_sslcontext(): |
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372 try: |
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373 import ssl |
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374 ssl.SSLContext |
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375 return True |
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376 except (ImportError, AttributeError): |
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377 return False |
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378 |
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379 @check("defaultcacerts", "can verify SSL certs by system's CA certs store") |
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380 def has_defaultcacerts(): |
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381 from mercurial import sslutil |
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ssl: set explicit symbol "!" to web.cacerts to disable SSL verification (BC)
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382 return sslutil._defaultcacerts() != '!' |
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383 |
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384 @check("windows", "Windows") |
15444
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tests: use 'hghave no-windows' to avoid testing reserved file names on windows
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385 def has_windows(): |
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386 return os.name == 'nt' |
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387 |
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388 @check("system-sh", "system() uses sh") |
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389 def has_system_sh(): |
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390 return os.name != 'nt' |
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391 |
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392 @check("serve", "platform and python can manage 'hg serve -d'") |
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393 def has_serve(): |
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394 return os.name != 'nt' # gross approximation |
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395 |
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|
396 @check("test-repo", "running tests from repository") |
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397 def has_test_repo(): |
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398 t = os.environ["TESTDIR"] |
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399 return os.path.isdir(os.path.join(t, "..", ".hg")) |
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400 |
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|
401 @check("tic", "terminfo compiler and curses module") |
15539
d09ea5bbc9a4
tests: skip color test on platforms without tic
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|
402 def has_tic(): |
20304
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tests: 'hghave tic' also requires curses support in Python
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|
403 try: |
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|
404 import curses |
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|
405 curses.COLOR_BLUE |
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406 return matchoutput('test -x "`which tic`"', '') |
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407 except ImportError: |
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408 return False |
15539
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|
409 |
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|
410 @check("msys", "Windows with MSYS") |
15567
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|
411 def has_msys(): |
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412 return os.getenv('MSYSTEM') |
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changeset
|
413 |
22093
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|
414 @check("aix", "AIX") |
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tests: AIX can't handle negative date in test-dirstate.t
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|
415 def has_aix(): |
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416 return sys.platform.startswith("aix") |
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|
417 |
22575
d7f7f1860f00
ssl: on OS X, use a dummy cert to trick Python/OpenSSL to use system CA certs
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parents:
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diff
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|
418 @check("osx", "OS X") |
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419 def has_osx(): |
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|
420 return sys.platform == 'darwin' |
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ssl: on OS X, use a dummy cert to trick Python/OpenSSL to use system CA certs
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diff
changeset
|
421 |
26111
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|
422 @check("docker", "docker support") |
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|
423 def has_docker(): |
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|
424 pat = r'A self-sufficient runtime for linux containers\.' |
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425 if matchoutput('docker --help', pat): |
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|
426 if 'linux' not in sys.platform: |
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|
427 # TODO: in theory we should be able to test docker-based |
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|
428 # package creation on non-linux using boot2docker, but in |
dcc12365fa38
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|
429 # practice that requires extra coordination to make sure |
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|
430 # $TESTTEMP is going to be visible at the same path to the |
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|
431 # boot2docker VM. If we figure out how to verify that, we |
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432 # can use the following instead of just saying False: |
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|
433 # return 'DOCKER_HOST' in os.environ |
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|
434 return False |
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diff
changeset
|
435 |
dcc12365fa38
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diff
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|
436 return True |
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diff
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|
437 return False |
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diff
changeset
|
438 |
26110
2dcfb98c5314
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diff
changeset
|
439 @check("debhelper", "debian packaging tools") |
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|
440 def has_debhelper(): |
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441 dpkg = matchoutput('dpkg --version', |
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|
442 "Debian `dpkg' package management program") |
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|
443 dh = matchoutput('dh --help', |
26145
ca9bb66c80e9
hghave: correct test for debhelper
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parents:
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diff
changeset
|
444 'dh is a part of debhelper.', ignorestatus=True) |
26110
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|
445 dh_py2 = matchoutput('dh_python2 --help', |
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diff
changeset
|
446 'other supported Python versions') |
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|
447 return dpkg and dh and dh_py2 |
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changeset
|
448 |
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changeset
|
449 @check("absimport", "absolute_import in __future__") |
19930
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hghave: add "absimport" feature to check "absolute_import" in __future__
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|
450 def has_absimport(): |
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|
451 import __future__ |
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|
452 from mercurial import util |
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|
453 return util.safehasattr(__future__, "absolute_import") |
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changeset
|
454 |
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changeset
|
455 @check("py3k", "running with Python 3.x") |
19931
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|
456 def has_py3k(): |
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|
457 return 3 == sys.version_info[0] |
25859
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tests: disable test of buffer overflow in parsers.c if --pure
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|
458 |
1619563959b3
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changeset
|
459 @check("pure", "running with pure Python code") |
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|
460 def has_pure(): |
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|
461 return os.environ.get("HGTEST_RUN_TESTS_PURE") == "--pure" |
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Augie Fackler <augie@google.com>
parents:
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changeset
|
462 |
bad09bd22b6a
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|
463 @check("slow", "allow slow tests") |
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|
464 def has_slow(): |
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|
465 return os.environ.get('HGTEST_SLOW') == 'slow' |