Merge scm.py and git.py in webkitpy.

third_party/WebKit/Tools/Scripts/webkitpy/common/checkout/scm/scm_mock.py

-# Copyright (C) 2011 Google Inc. All rights reserved.
-#
-# Redistribution and use in source and binary forms, with or without
-# modification, are permitted provided that the following conditions are
-# met:
-#
-#    * Redistributions of source code must retain the above copyright
-# notice, this list of conditions and the following disclaimer.
-#    * Redistributions in binary form must reproduce the above
-# copyright notice, this list of conditions and the following disclaimer
-# in the documentation and/or other materials provided with the
-# distribution.
-#    * Neither the name of Google Inc. nor the names of its
-# contributors may be used to endorse or promote products derived from
-# this software without specific prior written permission.
-#
-# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-from webkitpy.common.system.filesystem_mock import MockFileSystem
-from webkitpy.common.system.executive_mock import MockExecutive
-
-
-class MockSCM(object):
-
-    # Arguments are generally unused in methods that return canned values below.
-    # pylint: disable=unused-argument
-
-    executable_name = "MockSCM"
-
-    def __init__(self, filesystem=None, executive=None):
-        self.checkout_root = "/mock-checkout"
-        self.added_paths = set()
-        self._filesystem = filesystem or MockFileSystem()
-        self._executive = executive or MockExecutive()
-        self._local_commits = []
-
-    def add_all(self, pathspec=None):
-        if not pathspec:
-            pathspec = self.checkout_root
-        for path in self._filesystem.glob(pathspec):
-            self.add_list(self._filesystem.files_under(path))
-
-    def add(self, destination_path, return_exit_code=False):
-        self.add_list([destination_path], return_exit_code)
-
-    def add_list(self, destination_paths, return_exit_code=False):
-        self.added_paths.update(set(destination_paths))
-        if return_exit_code:
-            return 0
-
-    def has_working_directory_changes(self, pathspec=None):
-        return False
-
-    def ensure_cleanly_tracking_remote_master(self):
-        pass
-
-    def current_branch(self):
-        return "mock-branch-name"
-
-    def current_branch_or_ref(self):
-        return "mock-branch-name"
-
-    def checkout_branch(self, name):
-        pass
-
-    def create_clean_branch(self, name):
-        pass
-
-    def delete_branch(self, name):
-        pass
-
-    def supports_local_commits(self):
-        return True
-
-    def exists(self, path):
-        # TestRealMain.test_real_main (and several other rebaseline tests) are sensitive to this return value.
-        # We should make those tests more robust, but for now we just return True always (since no test needs otherwise).
-        return True
-
-    def absolute_path(self, *comps):
-        return self._filesystem.join(self.checkout_root, *comps)
-
-    def commit_position(self, path):
-        return 5678
-
-    def commit_position_from_git_commit(self, git_commit):
-        if git_commit == '6469e754a1':
-            return 1234
-        if git_commit == '624c3081c0':
-            return 5678
-        if git_commit == '624caaaaaa':
-            return 10000
-        return None
-
-    def timestamp_of_revision(self, path, revision):
-        return '2013-02-01 08:48:05 +0000'
-
-    def commit_locally_with_message(self, message):
-        self._local_commits.append([message])
-
-    def local_commits(self):
-        """For testing purposes, returns the internal recording of commits made via commit_locally_with_message.
-        Format as [ message, commit_all_working_directory_changes, author ].
-        """
-        return self._local_commits
-
-    def delete(self, path):
-        return self.delete_list([path])
-
-    def delete_list(self, paths):
-        if not self._filesystem:
-            return
-        for path in paths:
-            if self._filesystem.exists(path):
-                self._filesystem.remove(path)
-
-    def move(self, origin, destination):
-        if self._filesystem:
-            self._filesystem.move(self.absolute_path(origin), self.absolute_path(destination))
-
-    def changed_files(self):
-        return []
-
-    def unstaged_changes(self):
-        return {}