Mercurial > hgsubversion

annotate tests/test_util.py @ 483:37718f514acb

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No os.kill() in Windows, use ctypes to call Win32 TerminateProcess()
author Risto Kankkunen <risto.kankkunen@iki.fi>
date Wed, 29 Jul 2009 19:01:13 +0300
parents 83fcb1cf6d8f
children 5607e81ba616
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 import errno
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2 import imp
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3 import os
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4 import subprocess
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5 import shutil
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6 import StringIO
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7 import stat
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8 import tempfile
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9 import unittest
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10 import urllib
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11
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12 import __init__
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13
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01e747937d35 test_util: add commitchanges() to TestBase
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14 from mercurial import context
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15 from mercurial import commands
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16 from mercurial import hg
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17 from mercurial import node
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18 from mercurial import ui
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19
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20 from hgsubversion import util
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21
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83fcb1cf6d8f Avoid 'ValueError: close_fds is not supported on Windows platforms' exception
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22 import sys
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23 # Documentation for Subprocess.Popen() says:
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24 # "Note that on Windows, you cannot set close_fds to true and
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25 # also redirect the standard handles by setting stdin, stdout or
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26 # stderr."
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27 canCloseFds='win32' not in sys.platform
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483
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29 if not 'win32' in sys.platform:
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30 def kill_process(popen_obj):
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31 os.kill(popen_obj.pid, 9)
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32 else:
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33 import ctypes
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34 from ctypes.wintypes import BOOL, DWORD, HANDLE, UINT
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35
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36 def win_status_check(result, func, args):
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37 if result == 0:
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38 raise ctypes.WinError()
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39 return args
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41 def WINAPI(returns, func, *params):
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42 assert len(params) % 2 == 0
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43
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44 func.argtypes = tuple(params[0::2])
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45 func.resvalue = returns
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46 func.errcheck = win_status_check
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47
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48 return func
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49
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50 # dwDesiredAccess
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51 PROCESS_TERMINATE = 0x0001
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52
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53 OpenProcess = WINAPI(HANDLE, ctypes.windll.kernel32.OpenProcess,
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54 DWORD, 'dwDesiredAccess',
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55 BOOL, 'bInheritHandle',
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56 DWORD, 'dwProcessId',
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57 )
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58
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59 CloseHandle = WINAPI(BOOL, ctypes.windll.kernel32.CloseHandle,
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60 HANDLE, 'hObject'
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61 )
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62
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63 TerminateProcess = WINAPI(BOOL, ctypes.windll.kernel32.TerminateProcess,
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64 HANDLE, 'hProcess',
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65 UINT, 'uExitCode'
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66 )
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67
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68 def kill_process(popen_obj):
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69 phnd = OpenProcess(PROCESS_TERMINATE, False, popen_obj.pid)
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70 TerminateProcess(phnd, 1)
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71 CloseHandle(phnd)
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72
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73 # Fixtures that need to be pulled at a subdirectory of the repo path
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74 subdir = {'truncatedhistory.svndump': '/project2',
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75 'fetch_missing_files_subdir.svndump': '/foo',
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76 'empty_dir_in_trunk_not_repo_root.svndump': '/project',
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77 'project_root_not_repo_root.svndump': '/dummyproj',
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78 }
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80 FIXTURES = os.path.join(os.path.abspath(os.path.dirname(__file__)),
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81 'fixtures')
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82
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83 def fileurl(path):
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84 path = os.path.abspath(path)
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85 drive, path = os.path.splitdrive(path)
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86 path = urllib.pathname2url(path)
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87 if drive:
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88 drive = '/' + drive
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89 url = 'file://%s%s' % (drive, path)
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90 return url
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91
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92 def load_svndump_fixture(path, fixture_name):
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93 '''Loads an svnadmin dump into a fresh repo at path, which should not
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94 already exist.
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95 '''
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96 if os.path.exists(path): rmtree(path)
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97 subprocess.call(['svnadmin', 'create', path,],
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98 stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
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99 inp = open(os.path.join(FIXTURES, fixture_name))
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100 proc = subprocess.Popen(['svnadmin', 'load', path,], stdin=inp,
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101 stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
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102 proc.communicate()
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103
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104 def load_fixture_and_fetch(fixture_name, repo_path, wc_path, stupid=False, subdir='', noupdate=True):
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105 load_svndump_fixture(repo_path, fixture_name)
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106 if subdir:
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107 repo_path += '/' + subdir
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108
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109 _ui = ui.ui()
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110 _ui.setconfig('hgsubversion', 'stupid', str(stupid))
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111 commands.clone(_ui, fileurl(repo_path), wc_path, noupdate=noupdate)
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112 _ui = ui.ui()
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113 _ui.setconfig('hgsubversion', 'stupid', str(stupid))
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114 return hg.repository(_ui, wc_path)
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115
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116 def rmtree(path):
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117 # Read-only files cannot be removed under Windows
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118 for root, dirs, files in os.walk(path):
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119 for f in files:
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120 f = os.path.join(root, f)
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121 try:
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122 s = os.stat(f)
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123 except OSError, e:
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124 if e.errno == errno.ENOENT:
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125 continue
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126 raise
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127 if (s.st_mode & stat.S_IWRITE) == 0:
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128 os.chmod(f, s.st_mode | stat.S_IWRITE)
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129 shutil.rmtree(path)
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130
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131 class TestBase(unittest.TestCase):
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132 def setUp(self):
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133 self.oldwd = os.getcwd()
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134 self.tmpdir = tempfile.mkdtemp(
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135 'svnwrap_test', dir=os.environ.get('HGSUBVERSION_TEST_TEMP', None))
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136 self.hgrc = os.path.join(self.tmpdir, '.hgrc')
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137 os.environ['HGRCPATH'] = self.hgrc
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138 rc = open(self.hgrc, 'w')
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139 for l in '[extensions]', 'hgsubversion=':
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140 print >> rc, l
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141
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142 self.repo_path = '%s/testrepo' % self.tmpdir
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143 self.wc_path = '%s/testrepo_wc' % self.tmpdir
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144
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145 # Previously, we had a MockUI class that wrapped ui, and giving access
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146 # to the stream. The ui.pushbuffer() and ui.popbuffer() can be used
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147 # instead. Using the regular UI class, with all stderr redirected to
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148 # stdout ensures that the test setup is much more similar to usage
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149 # setups.
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150 self.patch = (ui.ui.write_err, ui.ui.write)
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151 setattr(ui.ui, self.patch[0].func_name, self.patch[1])
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152
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153 def tearDown(self):
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154 rmtree(self.tmpdir)
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155 os.chdir(self.oldwd)
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156 setattr(ui.ui, self.patch[0].func_name, self.patch[0])
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157
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158 def _load_fixture_and_fetch(self, fixture_name, subdir='', stupid=False):
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159 return load_fixture_and_fetch(fixture_name, self.repo_path,
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160 self.wc_path, subdir=subdir,
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161 stupid=stupid)
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162
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163 # define this as a property so that it reloads anytime we need it
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164 @property
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165 def repo(self):
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166 return hg.repository(ui.ui(), self.wc_path)
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167
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168 def pushrevisions(self, stupid=False, expected_extra_back=0):
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169 before = len(self.repo)
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170 self.repo.ui.setconfig('hgsubversion', 'stupid', str(stupid))
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171 commands.push(self.repo.ui, self.repo)
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172 after = len(self.repo)
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173 self.assertEqual(expected_extra_back, after - before)
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174
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175 def svnls(self, path, rev='HEAD'):
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176 path = self.repo_path + '/' + path
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177 path = util.normalize_url(fileurl(path))
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178 args = ['svn', 'ls', '-r', rev, '-R', path]
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179 p = subprocess.Popen(args,
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180 stdout=subprocess.PIPE,
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181 stderr=subprocess.STDOUT)
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182 stdout, stderr = p.communicate()
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183 if p.returncode:
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184 raise Exception('svn ls failed on %s: %r' % (path, stderr))
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185 entries = [e.strip('/') for e in stdout.splitlines()]
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186 entries.sort()
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187 return entries
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188
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189 def commitchanges(self, changes, parent='tip', message='automated test'):
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190 """Commit changes to mercurial directory
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191
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192 'changes' is a sequence of tuples (source, dest, data). It can look
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193 like:
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194 - (source, source, data) to set source content to data
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195 - (source, dest, None) to set dest content to source one, and mark it as
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196 copied from source.
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197 - (source, dest, data) to set dest content to data, and mark it as copied
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198 from source.
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199 - (source, None, None) to remove source.
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200 """
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201 repo = self.repo
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202 parentctx = repo[parent]
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203
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204 changed, removed = [], []
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205 for source, dest, newdata in changes:
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206 if dest is None:
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207 removed.append(source)
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208 else:
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209 changed.append(dest)
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210
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211 def filectxfn(repo, memctx, path):
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212 if path in removed:
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213 raise IOError()
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214 entry = [e for e in changes if path == e[1]][0]
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215 source, dest, newdata = entry
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216 if newdata is None:
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217 newdata = parentctx[source].data()
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218 copied = None
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219 if source != dest:
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220 copied = source
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221 return context.memfilectx(path=dest,
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222 data=newdata,
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223 islink=False,
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224 isexec=False,
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225 copied=copied)
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226
84
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227 ctx = context.memctx(repo,
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228 (parentctx.node(), node.nullid),
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229 message,
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230 changed + removed,
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231 filectxfn,
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232 'an_author',
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233 '2008-10-07 20:59:48 -0500')
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234 nodeid = repo.commitctx(ctx)
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235 repo = self.repo
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236 hg.clean(repo, nodeid)
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237 return nodeid
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238
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239 def assertchanges(self, changes, ctx):
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240 """Assert that all 'changes' (as in defined in commitchanged())
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241 went into ctx.
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242 """
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243 for source, dest, data in changes:
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244 if dest is None:
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245 self.assertTrue(source not in ctx)
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246 continue
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247 self.assertTrue(dest in ctx)
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248 if data is None:
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249 data = ctx.parents()[0][source].data()
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250 self.assertEqual(ctx[dest].data(), data)
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251 if dest != source:
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252 copy = ctx[dest].renamed()
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253 self.assertEqual(copy[0], source)