Reland of Temporarily remove unit tests which use real git and real filesystem.

third_party/WebKit/Tools/Scripts/webkitpy/common/checkout/git_unittest.py

 # Copyright 2016 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.
 
 import unittest
 
-from webkitpy.common.system.executive import Executive, ScriptError
 from webkitpy.common.system.executive_mock import MockExecutive
-from webkitpy.common.system.filesystem import FileSystem
 from webkitpy.common.system.filesystem_mock import MockFileSystem
 from webkitpy.common.checkout.git import Git
 
 
-class GitTestWithRealFilesystemAndExecutive(unittest.TestCase):
-
-    def setUp(self):
-        self.executive = Executive()
-        self.filesystem = FileSystem()
-        self.original_cwd = self.filesystem.getcwd()
-
-        # Set up fresh git repository with one commit.
-        self.untracking_checkout_path = self._mkdtemp(suffix='-git_unittest_untracking')
-        self._run(['git', 'init', self.untracking_checkout_path])
-        self._chdir(self.untracking_checkout_path)
-        self._write_text_file('foo_file', 'foo')
-        self._run(['git', 'add', 'foo_file'])
-        self._run(['git', 'commit', '-am', 'dummy commit'])
-        self.untracking_git = Git(cwd=self.untracking_checkout_path, filesystem=self.filesystem, executive=self.executive)
-
-        # Then set up a second git repo that tracks the first one.
-        self.tracking_git_checkout_path = self._mkdtemp(suffix='-git_unittest_tracking')
-        self._run(['git', 'clone', '--quiet', self.untracking_checkout_path, self.tracking_git_checkout_path])
-        self._chdir(self.tracking_git_checkout_path)
-        self.tracking_git = Git(cwd=self.tracking_git_checkout_path, filesystem=self.filesystem, executive=self.executive)
-
-    def tearDown(self):
-        self._chdir(self.original_cwd)
-        self._run(['rm', '-rf', self.tracking_git_checkout_path])
-        self._run(['rm', '-rf', self.untracking_checkout_path])
-
-    def _join(self, *comps):
-        return self.filesystem.join(*comps)
-
-    def _chdir(self, path):
-        self.filesystem.chdir(path)
-
-    def _mkdir(self, path):
-        assert not self.filesystem.exists(path)
-        self.filesystem.maybe_make_directory(path)
-
-    def _mkdtemp(self, **kwargs):
-        return str(self.filesystem.mkdtemp(**kwargs))
-
-    def _remove(self, path):
-        self.filesystem.remove(path)
-
-    def _run(self, *args, **kwargs):
-        return self.executive.run_command(*args, **kwargs)
-
-    def _write_text_file(self, path, contents):
-        self.filesystem.write_text_file(path, contents)
-
-    def test_add_list(self):
-        self._chdir(self.untracking_checkout_path)
-        git = self.untracking_git
-        self._mkdir('added_dir')
-        self._write_text_file('added_dir/added_file', 'new stuff')
-        print self._run(['ls', 'added_dir'])
-        print self._run(['pwd'])
-        print self._run(['cat', 'added_dir/added_file'])
-        git.add_list(['added_dir/added_file'])
-        self.assertIn('added_dir/added_file', git.added_files())
-
-    def test_delete_recursively(self):
-        self._chdir(self.untracking_checkout_path)
-        git = self.untracking_git
-        self._mkdir('added_dir')
-        self._write_text_file('added_dir/added_file', 'new stuff')
-        git.add_list(['added_dir/added_file'])
-        self.assertIn('added_dir/added_file', git.added_files())
-        git.delete_list(['added_dir/added_file'])
-        self.assertNotIn('added_dir', git.added_files())
-
-    def test_delete_recursively_or_not(self):
-        self._chdir(self.untracking_checkout_path)
-        git = self.untracking_git
-        self._mkdir('added_dir')
-        self._write_text_file('added_dir/added_file', 'new stuff')
-        self._write_text_file('added_dir/another_added_file', 'more new stuff')
-        git.add_list(['added_dir/added_file', 'added_dir/another_added_file'])
-        self.assertIn('added_dir/added_file', git.added_files())
-        self.assertIn('added_dir/another_added_file', git.added_files())
-        git.delete_list(['added_dir/added_file'])
-        self.assertIn('added_dir/another_added_file', git.added_files())
-
-    def test_exists(self):
-        self._chdir(self.untracking_checkout_path)
-        git = self.untracking_git
-        self._chdir(git.checkout_root)
-        self.assertFalse(git.exists('foo.txt'))
-        self._write_text_file('foo.txt', 'some stuff')
-        self.assertFalse(git.exists('foo.txt'))
-        git.add_list(['foo.txt'])
-        git.commit_locally_with_message('adding foo')
-        self.assertTrue(git.exists('foo.txt'))
-        git.delete_list(['foo.txt'])
-        git.commit_locally_with_message('deleting foo')
-        self.assertFalse(git.exists('foo.txt'))
-
-    def test_move(self):
-        self._chdir(self.untracking_checkout_path)
-        git = self.untracking_git
-        self._write_text_file('added_file', 'new stuff')
-        git.add_list(['added_file'])
-        git.move('added_file', 'moved_file')
-        self.assertIn('moved_file', git.added_files())
-
-    def test_move_recursive(self):
-        self._chdir(self.untracking_checkout_path)
-        git = self.untracking_git
-        self._mkdir('added_dir')
-        self._write_text_file('added_dir/added_file', 'new stuff')
-        self._write_text_file('added_dir/another_added_file', 'more new stuff')
-        git.add_list(['added_dir'])
-        git.move('added_dir', 'moved_dir')
-        self.assertIn('moved_dir/added_file', git.added_files())
-        self.assertIn('moved_dir/another_added_file', git.added_files())
-
-    def test_remote_branch_ref(self):
-        # This tests a protected method. pylint: disable=protected-access
-        self.assertEqual(self.tracking_git._remote_branch_ref(), 'refs/remotes/origin/master')
-        self._chdir(self.untracking_checkout_path)
-        self.assertRaises(ScriptError, self.untracking_git._remote_branch_ref)
-
-    def test_create_patch(self):
-        self._chdir(self.tracking_git_checkout_path)
-        git = self.tracking_git
-        self._write_text_file('test_file_commit1', 'contents')
-        self._run(['git', 'add', 'test_file_commit1'])
-        git.commit_locally_with_message('message')
-        git._patch_order = lambda: ''  # pylint: disable=protected-access
-        patch = git.create_patch()
-        self.assertNotRegexpMatches(patch, r'Subversion Revision:')
-
-    def test_patches_have_filenames_with_prefixes(self):
-        self._chdir(self.tracking_git_checkout_path)
-        git = self.tracking_git
-        self._write_text_file('test_file_commit1', 'contents')
-        self._run(['git', 'add', 'test_file_commit1'])
-        git.commit_locally_with_message('message')
-
-        # Even if diff.noprefix is enabled, create_patch() produces diffs with prefixes.
-        self._run(['git', 'config', 'diff.noprefix', 'true'])
-        git._patch_order = lambda: ''  # pylint: disable=protected-access
-        patch = git.create_patch()
-        self.assertRegexpMatches(patch, r'^diff --git a/test_file_commit1 b/test_file_commit1')
-
-    def test_rename_files(self):
-        self._chdir(self.tracking_git_checkout_path)
-        git = self.tracking_git
-        git.move('foo_file', 'bar_file')
-        git.commit_locally_with_message('message')
-
-    def test_commit_position_from_git_log(self):
-        # This tests a protected method. pylint: disable=protected-access
-        git_log = """
-commit 624c3081c0
-Author: foobarbaz1 <foobarbaz1@chromium.org>
-Date:   Mon Sep 28 19:10:30 2015 -0700
-
-    Test foo bar baz qux 123.
-
-    BUG=000000
-
-    Review URL: https://codereview.chromium.org/999999999
-
-    Cr-Commit-Position: refs/heads/master@{#1234567}
-"""
-        self._chdir(self.tracking_git_checkout_path)
-        git = self.tracking_git
-        self.assertEqual(git._commit_position_from_git_log(git_log), 1234567)
-
-    def test_timestamp_of_revision(self):
-        # This tests a protected method. pylint: disable=protected-access
-        self._chdir(self.tracking_git_checkout_path)
-        git = self.tracking_git
-        position_regex = git._commit_position_regex_for_timestamp()
-        git.most_recent_log_matching(position_regex, git.checkout_root)
-
-
 class GitTestWithMock(unittest.TestCase):
 
     def make_git(self):
         git = Git(cwd='.', executive=MockExecutive(), filesystem=MockFileSystem())
         git.read_git_config = lambda *args, **kw: 'MOCKKEY:MOCKVALUE'
         return git
 
     def _assert_timestamp_of_revision(self, canned_git_output, expected):
         git = self.make_git()
         git.find_checkout_root = lambda path: ''
@@ skipping 22 matching lines @@
         ]
         git.run = lambda args: '\x00'.join(status_lines) + '\x00'
         self.assertEqual(
             git.unstaged_changes(),
             {
                 'd/modified.txt': 'M',
                 'd/deleted.txt': 'D',
                 'd/untracked.txt': '?',
                 'a': '?',
             })