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depot_tools/tests/scm_unittest.py

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#!/usr/bin/env python
# Copyright (c) 2012 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""Unit tests for scm.py."""
import logging
import os
import sys
import unittest
sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
from testing_support import fake_repos
from testing_support.super_mox import SuperMoxTestBase
import scm
import subprocess2
# Access to a protected member XXX of a client class
# pylint: disable=W0212
class BaseTestCase(SuperMoxTestBase):
# Like unittest's assertRaises, but checks for Gclient.Error.
def assertRaisesError(self, msg, fn, *args, **kwargs):
try:
fn(*args, **kwargs)
except scm.gclient_utils.Error, e:
self.assertEquals(e.args[0], msg)
else:
self.fail('%s not raised' % msg)
class BaseSCMTestCase(BaseTestCase):
def setUp(self):
BaseTestCase.setUp(self)
self.mox.StubOutWithMock(scm.gclient_utils, 'CheckCallAndFilter')
self.mox.StubOutWithMock(scm.gclient_utils, 'CheckCallAndFilterAndHeader')
self.mox.StubOutWithMock(subprocess2, 'Popen')
self.mox.StubOutWithMock(subprocess2, 'communicate')
class RootTestCase(BaseSCMTestCase):
def testMembersChanged(self):
self.mox.ReplayAll()
members = [
'cStringIO',
'determine_scm',
'ElementTree',
'gclient_utils',
'GenFakeDiff',
'GetCasedPath',
'GIT',
'glob',
'logging',
'only_int',
'os',
're',
'subprocess2',
'SVN',
'sys',
'tempfile',
'time',
'ValidateEmail',
]
# If this test fails, you should add the relevant test.
self.compareMembers(scm, members)
class GitWrapperTestCase(BaseSCMTestCase):
def testMembersChanged(self):
members = [
'AssertVersion',
'Capture',
'CaptureStatus',
'current_version',
'FetchUpstreamTuple',
'GenerateDiff',
'GetBlessedSha1ForSvnRev',
'GetBranch',
'GetBranchRef',
'GetCheckoutRoot',
'GetDifferentFiles',
'GetEmail',
'GetGitSvnHeadRev',
'GetPatchName',
'GetSha1ForSvnRev',
'GetSVNBranch',
'GetUpstreamBranch',
'IsGitSvn',
'IsValidRevision',
'MatchSvnGlob',
'ParseGitSvnSha1',
'ShortBranchName',
]
# If this test fails, you should add the relevant test.
self.compareMembers(scm.GIT, members)
def testGetEmail(self):
self.mox.StubOutWithMock(scm.GIT, 'Capture')
scm.GIT.Capture(['config', 'user.email'], cwd=self.root_dir
).AndReturn('mini@me.com')
self.mox.ReplayAll()
self.assertEqual(scm.GIT.GetEmail(self.root_dir), 'mini@me.com')
def testMatchSvnGlob(self):
self.assertEquals(scm.GIT.MatchSvnGlob(
'svn://svn.chromium.org/chrome/trunk/src',
'svn://svn.chromium.org/chrome',
'trunk/src:refs/remotes/origin/trunk',
False), 'refs/remotes/origin/trunk')
self.assertEquals(scm.GIT.MatchSvnGlob(
'https://v8.googlecode.com/svn/branches/bleeding_edge',
'https://v8.googlecode.com/svn',
'branches/*:refs/remotes/*',
True), 'refs/remotes/bleeding_edge')
class RealGitTest(fake_repos.FakeReposTestBase):
def setUp(self):
super(RealGitTest, self).setUp()
self.enabled = self.FAKE_REPOS.set_up_git()
if self.enabled:
self.clone_dir = scm.os.path.join(self.FAKE_REPOS.git_root, 'repo_1')
def testIsValidRevision(self):
if not self.enabled:
return
# Sha1's are [0-9a-z]{32}, so starting with a 'z' or 'r' should always fail.
self.assertFalse(scm.GIT.IsValidRevision(cwd=self.clone_dir, rev='zebra'))
self.assertFalse(scm.GIT.IsValidRevision(cwd=self.clone_dir, rev='r123456'))
# Valid cases
first_rev = self.githash('repo_1', 1)
self.assertTrue(scm.GIT.IsValidRevision(cwd=self.clone_dir, rev=first_rev))
self.assertTrue(scm.GIT.IsValidRevision(cwd=self.clone_dir, rev='HEAD'))
class RealGitSvnTest(fake_repos.FakeReposTestBase):
def setUp(self):
super(RealGitSvnTest, self).setUp()
self.enabled = self.FAKE_REPOS.set_up_git() and self.FAKE_REPOS.set_up_svn()
if self.enabled:
self.tree_name = 'git-svn'
self.svn_url = scm.os.path.join(self.FAKE_REPOS.svn_base, 'trunk')
self.clone_dir = scm.os.path.join(self.FAKE_REPOS.git_root,
self.tree_name)
scm.os.makedirs(self.clone_dir)
self._capture(['svn', 'clone', '-q', '-q', self.svn_url, self.clone_dir])
# git rev-list gives revisions in reverse chronological order.
hashes = reversed(self._capture(['rev-list', 'HEAD']).splitlines())
# We insert a null value at 0 to do 1-based indexing, not 0-based, as SVN
# revisions are 1-based (i.e. they start at r1, not r0).
self.git_hashes = ([None] + list(hashes))
def tearDown(self):
scm.gclient_utils.rmtree(self.clone_dir)
def _capture(self, cmd, **kwargs):
kwargs.setdefault('cwd', self.clone_dir)
return scm.GIT.Capture(cmd, **kwargs)
def testGetGitSvnHeadRev(self):
if not self.enabled:
return
self.assertEquals(scm.GIT.GetGitSvnHeadRev(cwd=self.clone_dir), 2)
self._capture(['reset', '--hard', 'HEAD^'])
self.assertEquals(scm.GIT.GetGitSvnHeadRev(cwd=self.clone_dir), 1)
def testParseGitSvnSha1(self):
test_sha1 = 'a5c63ce8671922e5c59c0dea49ef4f9d4a3020c9'
expected_output = test_sha1 + '\n'
# Cygwin git-svn 1.7.9 prints extra escape sequences when run under
# TERM=xterm
cygwin_output = test_sha1 + '\n\033[?1034h'
self.assertEquals(scm.GIT.ParseGitSvnSha1(expected_output), test_sha1)
self.assertEquals(scm.GIT.ParseGitSvnSha1(cygwin_output), test_sha1)
def testGetGetSha1ForSvnRev(self):
if not self.enabled:
return
self.assertEquals(scm.GIT.GetSha1ForSvnRev(cwd=self.clone_dir, rev=1),
self.git_hashes[1])
self.assertEquals(scm.GIT.GetSha1ForSvnRev(cwd=self.clone_dir, rev=2),
self.git_hashes[2])
class SVNTestCase(BaseSCMTestCase):
def setUp(self):
BaseSCMTestCase.setUp(self)
self.mox.StubOutWithMock(scm.SVN, 'Capture')
self.url = self.SvnUrl()
def testMembersChanged(self):
self.mox.ReplayAll()
members = [
'AssertVersion',
'Capture',
'CaptureLocalInfo',
'CaptureRemoteInfo',
'CaptureRevision',
'CaptureStatus',
'current_version',
'DiffItem',
'GenerateDiff',
'GetCheckoutRoot',
'GetEmail',
'GetFileProperty',
'IsMoved',
'IsMovedInfo',
'IsValidRevision',
'ReadSimpleAuth',
'Revert',
'RunAndGetFileList',
]
# If this test fails, you should add the relevant test.
self.compareMembers(scm.SVN, members)
def testGetCheckoutRoot(self):
# pylint: disable=E1103
self.mox.StubOutWithMock(scm.SVN, '_CaptureInfo')
self.mox.StubOutWithMock(scm, 'GetCasedPath')
scm.os.path.abspath = lambda x: x
scm.GetCasedPath = lambda x: x
scm.SVN._CaptureInfo([], self.root_dir + '/foo/bar').AndReturn({
'Repository Root': 'svn://svn.chromium.org/chrome',
'URL': 'svn://svn.chromium.org/chrome/trunk/src',
})
scm.SVN._CaptureInfo([], self.root_dir + '/foo').AndReturn({
'Repository Root': 'svn://svn.chromium.org/chrome',
'URL': 'svn://svn.chromium.org/chrome/trunk',
})
scm.SVN._CaptureInfo([], self.root_dir).AndReturn({
'Repository Root': 'svn://svn.chromium.org/chrome',
'URL': 'svn://svn.chromium.org/chrome/trunk/tools/commit-queue/workdir',
})
self.mox.ReplayAll()
self.assertEquals(scm.SVN.GetCheckoutRoot(self.root_dir + '/foo/bar'),
self.root_dir + '/foo')
def testGetFileInfo(self):
xml_text = r"""<?xml version="1.0"?>
<info>
<entry kind="file" path="%s" revision="14628">
<url>http://src.chromium.org/svn/trunk/src/chrome/app/d</url>
<repository><root>http://src.chromium.org/svn</root></repository>
<wc-info>
<schedule>add</schedule>
<depth>infinity</depth>
<copy-from-url>http://src.chromium.org/svn/trunk/src/chrome/app/DEPS</copy-from-url>
<copy-from-rev>14628</copy-from-rev>
<checksum>369f59057ba0e6d9017e28f8bdfb1f43</checksum>
</wc-info>
</entry>
</info>
""" % self.url
scm.SVN.Capture(['info', '--xml', self.url], None).AndReturn(xml_text)
expected = {
'URL': 'http://src.chromium.org/svn/trunk/src/chrome/app/d',
'UUID': None,
'Repository Root': 'http://src.chromium.org/svn',
'Schedule': 'add',
'Copied From URL':
'http://src.chromium.org/svn/trunk/src/chrome/app/DEPS',
'Copied From Rev': '14628',
'Path': self.url,
'Revision': 14628,
'Node Kind': 'file',
}
self.mox.ReplayAll()
file_info = scm.SVN._CaptureInfo([self.url], None)
self.assertEquals(sorted(file_info.items()), sorted(expected.items()))
def testCaptureInfo(self):
xml_text = """<?xml version="1.0"?>
<info>
<entry
kind="dir"
path="."
revision="35">
<url>%s</url>
<repository>
<root>%s</root>
<uuid>7b9385f5-0452-0410-af26-ad4892b7a1fb</uuid>
</repository>
<wc-info>
<schedule>normal</schedule>
<depth>infinity</depth>
</wc-info>
<commit
revision="35">
<author>maruel</author>
<date>2008-12-04T20:12:19.685120Z</date>
</commit>
</entry>
</info>
""" % (self.url, self.root_dir)
scm.SVN.Capture(['info', '--xml', self.url], None).AndReturn(xml_text)
self.mox.ReplayAll()
file_info = scm.SVN._CaptureInfo([self.url], None)
expected = {
'URL': self.url,
'UUID': '7b9385f5-0452-0410-af26-ad4892b7a1fb',
'Revision': 35,
'Repository Root': self.root_dir,
'Schedule': 'normal',
'Copied From URL': None,
'Copied From Rev': None,
'Path': '.',
'Node Kind': 'directory',
}
self.assertEqual(file_info, expected)
def testCaptureStatus(self):
text = r"""<?xml version="1.0"?>
<status>
<target path=".">
<entry path="unversionned_file.txt">
<wc-status props="none" item="unversioned"></wc-status>
</entry>
<entry path="build\internal\essential.vsprops">
<wc-status props="normal" item="modified" revision="14628">
<commit revision="13818">
<author>ajwong@chromium.org</author>
<date>2009-04-16T00:42:06.872358Z</date>
</commit>
</wc-status>
</entry>
<entry path="chrome\app\d">
<wc-status props="none" copied="true" tree-conflicted="true" item="added">
</wc-status>
</entry>
<entry path="chrome\app\DEPS">
<wc-status props="modified" item="modified" revision="14628">
<commit revision="1279">
<author>brettw@google.com</author>
<date>2008-08-23T17:16:42.090152Z</date>
</commit>
</wc-status>
</entry>
<entry path="scripts\master\factory\gclient_factory.py">
<wc-status props="normal" item="conflicted" revision="14725">
<commit revision="14633">
<author>nsylvain@chromium.org</author>
<date>2009-04-27T19:37:17.977400Z</date>
</commit>
</wc-status>
</entry>
</target>
</status>
"""
scm.SVN.Capture(['status', '--xml'], '.').AndReturn(text)
self.mox.ReplayAll()
info = scm.SVN.CaptureStatus(None, '.')
expected = [
('? ', 'unversionned_file.txt'),
('M ', 'build\\internal\\essential.vsprops'),
('A + ', 'chrome\\app\\d'),
('MM ', 'chrome\\app\\DEPS'),
('C ', 'scripts\\master\\factory\\gclient_factory.py'),
]
self.assertEquals(sorted(info), sorted(expected))
def testCaptureStatusEmpty(self):
text = r"""<?xml version="1.0"?>
<status>
<target
path="perf">
</target>
</status>"""
scm.SVN.Capture(['status', '--xml'], None).AndReturn(text)
self.mox.ReplayAll()
info = scm.SVN.CaptureStatus(None, None)
self.assertEquals(info, [])
class RealSvnTest(fake_repos.FakeReposTestBase):
# Tests that work with a checkout.
def setUp(self):
super(RealSvnTest, self).setUp()
self.enabled = self.FAKE_REPOS.set_up_svn()
if self.enabled:
self.svn_root = scm.os.path.join(self.root_dir, 'base')
scm.SVN.Capture(
['checkout', self.svn_base + 'trunk/third_party', 'base'],
cwd=self.root_dir)
self.tree = self.mangle_svn_tree(('trunk/third_party@-1', ''),)
def _capture(self, cmd, **kwargs):
kwargs.setdefault('cwd', self.svn_root)
return scm.SVN.Capture(cmd, **kwargs)
def testCheckout(self):
if not self.enabled:
return
# Checkout and verify the tree.
self.assertTree(self.tree, self.svn_root)
def testIsValidRevision(self):
if not self.enabled:
return
url_at_rev = self.svn_base + 'trunk/third_party@%s'
# Invalid or non-existent.
self.assertFalse(scm.SVN.IsValidRevision('url://totally_invalid/trunk/foo'))
self.assertFalse(scm.SVN.IsValidRevision(url_at_rev % 0))
self.assertFalse(scm.SVN.IsValidRevision(url_at_rev % 123))
# Valid.
self.assertTrue(scm.SVN.IsValidRevision(url_at_rev % 1))
self.assertTrue(scm.SVN.IsValidRevision(url_at_rev % 2))
self.assertTrue(scm.SVN.IsValidRevision(url_at_rev % 'HEAD'))
def testRevert(self):
if not self.enabled:
return
# Mess around and make sure revert works for all corner cases.
# - svn add a file
# - svn add a file and delete it
# - Delete a file
# - svn delete a file
# - svn move a directory and svn rename files in it
# - add a directory tree.
def join(*args):
return scm.os.path.join(self.svn_root, *args)
self._capture(['move', 'foo', 'foo2'])
self._capture(
['move',
scm.os.path.join('foo2', 'origin'),
scm.os.path.join('foo2', 'o')])
scm.os.remove(join('origin'))
self._capture(['propset', 'foo', 'bar', join('prout', 'origin')])
fake_repos.gclient_utils.rmtree(join('prout'))
with open(join('faa'), 'w') as f:
f.write('eh')
with open(join('faala'), 'w') as f:
f.write('oh')
self._capture(['add', join('faala')])
added_and_removed = join('added_and_removed')
with open(added_and_removed, 'w') as f:
f.write('oh')
self._capture(['add', added_and_removed])
scm.os.remove(added_and_removed)
# Make sure a tree of directories can be removed.
scm.os.makedirs(join('new_dir', 'subdir'))
with open(join('new_dir', 'subdir', 'newfile'), 'w') as f:
f.write('ah!')
self._capture(['add', join('new_dir')])
self._capture(['add', join('new_dir', 'subdir')])
self._capture(['add', join('new_dir', 'subdir', 'newfile')])
# A random file in an added directory confuses svn.
scm.os.makedirs(join('new_dir2', 'subdir'))
with open(join('new_dir2', 'subdir', 'newfile'), 'w') as f:
f.write('ah!')
self._capture(['add', join('new_dir2')])
self._capture(['add', join('new_dir2', 'subdir')])
self._capture(['add', join('new_dir2', 'subdir', 'newfile')])
with open(join('new_dir2', 'subdir', 'unversionedfile'), 'w') as f:
f.write('unadded file!')
scm.SVN.Revert(self.svn_root)
self._capture(['update', '--revision', 'base'])
self.assertTree(self.tree, self.svn_root)
# Asserting the tree is not sufficient, svn status must come out clear too.
self.assertEquals('', self._capture(['status']))
if __name__ == '__main__':
if '-v' in sys.argv:
logging.basicConfig(level=logging.DEBUG)
unittest.main()
# vim: ts=2:sw=2:tw=80:et:
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