annotate tests/hghave @ 5409:190c234c8fa0

hghave: reorder check functions and entries
author Patrick Mezard <pmezard@gmail.com>
date Sun, 07 Oct 2007 18:58:36 +0200
parents 9400d677efc7
children 2daecf3d2582
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1 #!/usr/bin/env python
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2 """Test the running system for features availability. Exit with zero
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3 if all features are there, non-zero otherwise. If a feature name is
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4 prefixed with "no-", the absence of feature is tested.
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5 """
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6 import optparse
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7 import os
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8 import re
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9 import sys
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10 import tempfile
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11
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12 tempprefix = 'hg-hghave-'
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13
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14 def matchoutput(cmd, regexp, ignorestatus=False):
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15 """Return True if cmd executes successfully and its output
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16 is matched by the supplied regular expression.
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17 """
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18 r = re.compile(regexp)
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19 fh = os.popen(cmd)
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20 s = fh.read()
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21 ret = fh.close()
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22 return (ignorestatus or ret is None) and r.search(s)
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23
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24 def has_cvs():
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25 return matchoutput('cvs --version 2>&1', r'Concurrent Versions System')
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26
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27 def has_cvsps():
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28 return matchoutput('cvsps -h -q 2>&1', r'cvsps version', True)
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29
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30 def has_eol_in_paths():
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31 try:
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32 fd, path = tempfile.mkstemp(prefix=tempprefix, suffix='\n\r')
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33 os.close(fd)
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34 os.remove(path)
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35 return True
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36 except:
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37 return False
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38
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39 def has_executablebit():
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40 fd, path = tempfile.mkstemp(prefix=tempprefix)
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41 os.close(fd)
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42 try:
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43 s = os.lstat(path).st_mode
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44 os.chmod(path, s | 0100)
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45 return (os.lstat(path).st_mode & 0100 != 0)
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46 finally:
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47 os.remove(path)
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48
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49 def has_fifo():
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50 return hasattr(os, "mkfifo")
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51
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52 def has_hotshot():
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53 try:
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54 # hotshot.stats tests hotshot and many problematic dependencies
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55 # like profile.
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56 import hotshot.stats
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57 return True
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58 except ImportError:
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59 return False
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60
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61 def has_lsprof():
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62 try:
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63 import _lsprof
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64 return True
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65 except ImportError:
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66 return False
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67
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68 def has_git():
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69 return matchoutput('git --version 2>&1', r'^git version')
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70
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71 def has_svn():
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72 return matchoutput('svn --version 2>&1', r'^svn, version') and \
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73 matchoutput('svnadmin --version 2>&1', r'^svnadmin, version')
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74
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75 def has_svn_bindings():
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76 try:
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77 import svn.core
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78 return True
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79 except ImportError:
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80 return False
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81
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82 def has_symlink():
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83 return hasattr(os, "symlink")
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84
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85 checks = {
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86 "cvs": (has_cvs, "cvs client"),
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87 "cvsps": (has_cvsps, "cvsps utility"),
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88 "eol-in-paths": (has_eol_in_paths, "end-of-lines in paths"),
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89 "execbit": (has_executablebit, "executable bit"),
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90 "fifo": (has_fifo, "named pipes"),
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91 "git": (has_git, "git command line client"),
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92 "hotshot": (has_hotshot, "python hotshot module"),
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93 "lsprof": (has_lsprof, "python lsprof module"),
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94 "svn": (has_svn, "subversion client and admin tools"),
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95 "svn-bindings": (has_svn_bindings, "subversion python bindings"),
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96 "symlink": (has_symlink, "symbolic links"),
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97 }
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98
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99 def list_features():
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100 for name, feature in checks.iteritems():
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101 desc = feature[1]
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102 print name + ':', desc
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103
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104 parser = optparse.OptionParser("%prog [options] [features]")
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105 parser.add_option("--list-features", action="store_true",
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106 help="list available features")
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107 parser.add_option("-q", "--quiet", action="store_true",
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108 help="check features silently")
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109
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110 if __name__ == '__main__':
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111 options, args = parser.parse_args()
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112 if options.list_features:
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113 list_features()
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114 sys.exit(0)
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115
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116 quiet = options.quiet
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117
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118 failures = 0
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119
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120 def error(msg):
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121 global failures
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122 if not quiet:
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123 sys.stderr.write(msg + '\n')
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124 failures += 1
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125
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126 for feature in args:
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127 negate = feature.startswith('no-')
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128 if negate:
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129 feature = feature[3:]
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130
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131 if feature not in checks:
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132 error('hghave: unknown feature: ' + feature)
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133 continue
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134
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135 check, desc = checks[feature]
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136 if not negate and not check():
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137 error('hghave: missing feature: ' + desc)
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138 elif negate and check():
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139 error('hghave: system supports %s' % desc)
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141 if failures != 0:
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142 sys.exit(1)
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144