| # Copyright 2013 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. |
| |
| from branch_utility import BranchUtility, ChannelInfo |
| from test_data.canned_data import (CANNED_BRANCHES, CANNED_CHANNELS) |
| |
| |
| class TestBranchUtility(object): |
| '''Mimics BranchUtility to return valid-ish data without needing omahaproxy |
| data. |
| ''' |
| |
| def __init__(self, versions, channels): |
| ''' Parameters: |version| is a mapping of versions to branches, and |
| |channels| is a mapping of channels to versions. |
| ''' |
| self._versions = versions |
| self._channels = channels |
| |
| @staticmethod |
| def CreateWithCannedData(): |
| '''Returns a TestBranchUtility that uses 'canned' test data pulled from |
| older branches of SVN data. |
| ''' |
| return TestBranchUtility(CANNED_BRANCHES, CANNED_CHANNELS) |
| |
| def GetAllChannelInfo(self): |
| return tuple(self.GetChannelInfo(channel) |
| for channel in BranchUtility.GetAllChannelNames()) |
| |
| def GetChannelInfo(self, channel): |
| version = self._channels[channel] |
| return ChannelInfo(channel, self.GetBranchForVersion(version), version) |
| |
| def GetStableChannelInfo(self, version): |
| return ChannelInfo('stable', self.GetBranchForVersion(version), version) |
| |
| def GetBranchForVersion(self, version): |
| return self._versions[version] |
| |
| def GetChannelForVersion(self, version): |
| if version <= self._channels['stable']: |
| return 'stable' |
| for channel in self._channels.iterkeys(): |
| if self._channels[channel] == version: |
| return channel |
| |
| def Older(self, channel_info): |
| versions = self._versions.keys() |
| index = versions.index(channel_info.version) |
| if index == len(versions) - 1: |
| return None |
| version = versions[index + 1] |
| return ChannelInfo(self.GetChannelForVersion(version), |
| self.GetBranchForVersion(version), |
| version) |
| |
| def Newer(self, channel_info): |
| versions = self._versions.keys() |
| index = versions.index(channel_info.version) |
| if not index: |
| return None |
| version = versions[index - 1] |
| return ChannelInfo(self.GetChannelForVersion(version), |
| self.GetBranchForVersion(version), |
| version) |
