| #!/usr/bin/env python |
| # Copyright 2015 the V8 project 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 mergeinfo |
| import shutil |
| import unittest |
| |
| from collections import namedtuple |
| from os import path |
| from subprocess import Popen, PIPE, check_call |
| |
| TEST_CONFIG = { |
| "GIT_REPO": "/tmp/test-v8-search-related-commits", |
| } |
| |
| class TestMergeInfo(unittest.TestCase): |
| |
| base_dir = TEST_CONFIG["GIT_REPO"] |
| |
| def _execute_git(self, git_args): |
| |
| fullCommand = ["git", "-C", self.base_dir] + git_args |
| p = Popen(args=fullCommand, stdin=PIPE, |
| stdout=PIPE, stderr=PIPE) |
| output, err = p.communicate() |
| rc = p.returncode |
| if rc != 0: |
| raise Exception(err) |
| return output |
| |
| def _update_origin(self): |
| # Fetch from origin to get/update the origin/master branch |
| self._execute_git(['fetch', 'origin']) |
| |
| def setUp(self): |
| if path.exists(self.base_dir): |
| shutil.rmtree(self.base_dir) |
| |
| check_call(["git", "init", self.base_dir]) |
| |
| # Add fake remote with name 'origin' |
| self._execute_git(['remote', 'add', 'origin', self.base_dir]) |
| |
| # Initial commit |
| message = '''Initial commit''' |
| |
| self._make_empty_commit(message) |
| |
| def tearDown(self): |
| if path.exists(self.base_dir): |
| shutil.rmtree(self.base_dir) |
| |
| def _assert_correct_standard_result( |
| self, result, all_commits, hash_of_first_commit): |
| self.assertEqual(len(result), 1, "Master commit not found") |
| self.assertTrue( |
| result.get(hash_of_first_commit), |
| "Master commit is wrong") |
| |
| self.assertEqual( |
| len(result[hash_of_first_commit]), |
| 1, |
| "Child commit not found") |
| self.assertEqual( |
| all_commits[2], |
| result[hash_of_first_commit][0], |
| "Child commit wrong") |
| |
| def _get_commits(self): |
| commits = self._execute_git( |
| ["log", "--format=%H", "--reverse"]).splitlines() |
| return commits |
| |
| def _get_branches(self, hash): |
| return mergeinfo.get_branches_for_commit(self.base_dir, hash) |
| |
| def _make_empty_commit(self, message): |
| self._execute_git(["commit", "--allow-empty", "-m", message]) |
| self._update_origin() |
| return self._get_commits()[-1] |
| |
| def testCanDescribeCommit(self): |
| commits = self._get_commits() |
| hash_of_first_commit = commits[0] |
| |
| result = mergeinfo.describe_commit( |
| self.base_dir, |
| hash_of_first_commit).splitlines() |
| |
| self.assertEqual( |
| result[0], |
| 'commit ' + hash_of_first_commit) |
| |
| def testCanDescribeCommitSingleLine(self): |
| commits = self._get_commits() |
| hash_of_first_commit = commits[0] |
| |
| result = mergeinfo.describe_commit( |
| self.base_dir, |
| hash_of_first_commit, True).splitlines() |
| |
| self.assertEqual( |
| str(result[0]), |
| str(hash_of_first_commit[0:7]) + ' Initial commit') |
| |
| def testSearchFollowUpCommits(self): |
| commits = self._get_commits() |
| hash_of_first_commit = commits[0] |
| |
| message = 'Follow-up commit of ' + hash_of_first_commit |
| self._make_empty_commit(message) |
| self._make_empty_commit(message) |
| self._make_empty_commit(message) |
| commits = self._get_commits() |
| message = 'Not related commit' |
| self._make_empty_commit(message) |
| |
| followups = mergeinfo.get_followup_commits( |
| self.base_dir, |
| hash_of_first_commit) |
| self.assertEqual(set(followups), set(commits[1:])) |
| |
| def testSearchMerges(self): |
| self._execute_git(['branch', 'test']) |
| self._execute_git(['checkout', 'master']) |
| message = 'real initial commit' |
| self._make_empty_commit(message) |
| commits = self._get_commits() |
| hash_of_first_commit = commits[0] |
| |
| self._execute_git(['checkout', 'test']) |
| message = 'Not related commit' |
| self._make_empty_commit(message) |
| |
| # This should be found |
| message = 'Merge ' + hash_of_first_commit |
| hash_of_hit = self._make_empty_commit(message) |
| |
| # This should be ignored |
| message = 'Cr-Branched-From: ' + hash_of_first_commit |
| hash_of_ignored = self._make_empty_commit(message) |
| |
| self._execute_git(['checkout', 'master']) |
| |
| followups = mergeinfo.get_followup_commits( |
| self.base_dir, |
| hash_of_first_commit) |
| |
| # Check if follow ups and merges are not overlapping |
| self.assertEqual(len(followups), 0) |
| |
| message = 'Follow-up commit of ' + hash_of_first_commit |
| hash_of_followup = self._make_empty_commit(message) |
| |
| merges = mergeinfo.get_merge_commits(self.base_dir, hash_of_first_commit) |
| # Check if follow up is ignored |
| self.assertTrue(hash_of_followup not in merges) |
| |
| # Check for proper return of merges |
| self.assertTrue(hash_of_hit in merges) |
| self.assertTrue(hash_of_ignored not in merges) |
| |
| def testIsLkgr(self): |
| commits = self._get_commits() |
| hash_of_first_commit = commits[0] |
| self._make_empty_commit('This one is the lkgr head') |
| self._execute_git(['branch', 'remotes/origin/lkgr']) |
| hash_of_not_lkgr = self._make_empty_commit('This one is not yet lkgr') |
| |
| branches = self._get_branches(hash_of_first_commit); |
| self.assertTrue(mergeinfo.is_lkgr(branches)) |
| branches = self._get_branches(hash_of_not_lkgr); |
| self.assertFalse(mergeinfo.is_lkgr(branches)) |
| |
| def testShowFirstCanary(self): |
| commits = self._get_commits() |
| hash_of_first_commit = commits[0] |
| |
| branches = self._get_branches(hash_of_first_commit); |
| self.assertEqual(mergeinfo.get_first_canary(branches), 'No Canary coverage') |
| |
| self._execute_git(['branch', 'remotes/origin/chromium/2345']) |
| self._execute_git(['branch', 'remotes/origin/chromium/2346']) |
| |
| branches = self._get_branches(hash_of_first_commit); |
| self.assertEqual(mergeinfo.get_first_canary(branches), '2345') |
| |
| def testFirstV8Version(self): |
| commits = self._get_commits() |
| hash_of_first_commit = commits[0] |
| |
| self._execute_git(['branch', 'remotes/origin/chromium/2345']) |
| self._execute_git(['branch', 'remotes/origin/chromium/2346']) |
| branches = self._get_branches(hash_of_first_commit); |
| self.assertEqual(mergeinfo.get_first_v8_version(branches), '--') |
| |
| self._execute_git(['branch', 'remotes/origin/5.7.1']) |
| self._execute_git(['branch', 'remotes/origin/5.8.1']) |
| branches = self._get_branches(hash_of_first_commit); |
| self.assertEqual(mergeinfo.get_first_v8_version(branches), '5.7.1') |
| |
| self._execute_git(['branch', 'remotes/origin/5.6.1']) |
| branches = self._get_branches(hash_of_first_commit); |
| self.assertEqual(mergeinfo.get_first_v8_version(branches), '5.6.1') |
| |
| if __name__ == "__main__": |
| unittest.main() |
