test/dag_test.py

   1 """Tests DAG functionality"""
   2 from __future__ import absolute_import, division, unicode_literals
   3
   4 import mock
   5 from cola.models import dag
   6
   7 from . import helper
   8
   9
  10 LOG_LINES = """
  11 ad454b189fe5785af397fd6067cf103268b6626e^A^A (tag: refs/tags/v0.0)^ADavid Aguilar^AFri Nov 30 00:03:28 2007 -0800^Adavvid@gmail.com^Afirst cut of ugit
  12 1ba04ad185cf9f04c56c8482e9a73ef1bd35c695^Aad454b189fe5785af397fd6067cf103268b6626e^A^ADavid Aguilar^AFri Nov 30 05:07:47 2007 -0800^Adavvid@gmail.com^Aupdated model/view/controller api
  13 fa5ad6c38be603e2ffd1f9b722a3a5c675f63de2^A1ba04ad185cf9f04c56c8482e9a73ef1bd35c695^A^ADavid Aguilar^AFri Nov 30 05:19:05 2007 -0800^Adavvid@gmail.com^AAvoid multiple signoffs
  14 103766573cd4e6799d3ee792bcd632b92cf7c6c0^Afa5ad6c38be603e2ffd1f9b722a3a5c675f63de2^A^ADavid Aguilar^ATue Dec 11 05:13:21 2007 -0800^Adavvid@gmail.com^AAdded TODO
  15 e3f5a2d0248de6197d6e0e63c901810b8a9af2f8^Afa5ad6c38be603e2ffd1f9b722a3a5c675f63de2^A^ADavid Aguilar^AMon Dec 3 02:36:06 2007 -0800^Adavvid@gmail.com^AMerged qlistwidgets into main.
  16 f4fb8fd5baaa55d9b41faca79be289bb4407281e^Ae3f5a2d0248de6197d6e0e63c901810b8a9af2f8^A^ADavid Aguilar^ATue Dec 4 03:14:56 2007 -0800^Adavvid@gmail.com^ASquashed commit of the following:
  17 23e7eab4ba2c94e3155f5d261c693ccac1342eb9^Af4fb8fd5baaa55d9b41faca79be289bb4407281e^A^ADavid Aguilar^AThu Dec 6 18:59:20 2007 -0800^Adavvid@gmail.com^AMerged diffdisplay into main
  18 """.strip().replace(  # noqa
  19     '^A', chr(0x01)
  20 ).split(
  21     '\n'
  22 ) + [
  23     ''
  24 ]  # noqa
  25
  26
  27 class DAGTestCase(helper.GitRepositoryTestCase):
  28
  29     def setUp(self):
  30         helper.GitRepositoryTestCase.setUp(self)
  31         self.params = dag.DAG('HEAD', 1000)
  32         self.reader = dag.RepoReader(self.context, self.params)
  33
  34     @mock.patch('cola.models.dag.core')
  35     def test_repo_reader(self, core):
  36         expect = len(LOG_LINES) - 1
  37         actual = 0
  38
  39         core.readline.return_value = LOG_LINES[0]
  40         for idx, _ in enumerate(self.reader.get()):
  41             core.readline.return_value = LOG_LINES[idx + 1]
  42             actual += 1
  43
  44         self.assertEqual(expect, actual)
  45
  46     @mock.patch('cola.models.dag.core')
  47     def test_repo_reader_order(self, core):
  48         commits = [
  49             'ad454b189fe5785af397fd6067cf103268b6626e',
  50             '1ba04ad185cf9f04c56c8482e9a73ef1bd35c695',
  51             'fa5ad6c38be603e2ffd1f9b722a3a5c675f63de2',
  52             '103766573cd4e6799d3ee792bcd632b92cf7c6c0',
  53             'e3f5a2d0248de6197d6e0e63c901810b8a9af2f8',
  54             'f4fb8fd5baaa55d9b41faca79be289bb4407281e',
  55             '23e7eab4ba2c94e3155f5d261c693ccac1342eb9',
  56         ]
  57         core.readline.return_value = LOG_LINES[0]
  58         for idx, commit in enumerate(self.reader.get()):
  59             core.readline.return_value = LOG_LINES[idx + 1]
  60
  61             self.assertEqual(commits[idx], commit.oid)
  62
  63     @mock.patch('cola.models.dag.core')
  64     def test_repo_reader_parents(self, core):
  65         parents = [
  66             [],
  67             ['ad454b189fe5785af397fd6067cf103268b6626e'],
  68             ['1ba04ad185cf9f04c56c8482e9a73ef1bd35c695'],
  69             ['fa5ad6c38be603e2ffd1f9b722a3a5c675f63de2'],
  70             ['fa5ad6c38be603e2ffd1f9b722a3a5c675f63de2'],
  71             ['e3f5a2d0248de6197d6e0e63c901810b8a9af2f8'],
  72             ['f4fb8fd5baaa55d9b41faca79be289bb4407281e'],
  73         ]
  74         core.readline.return_value = LOG_LINES[0]
  75         for idx, commit in enumerate(self.reader.get()):
  76             core.readline.return_value = LOG_LINES[idx + 1]
  77
  78             self.assertEqual(parents[idx], [p.oid for p in commit.parents])
  79
  80     @mock.patch('cola.models.dag.core')
  81     def test_repo_reader_contract(self, core):
  82         core.exists.return_value = True
  83         core.readline.return_value = LOG_LINES[0]
  84
  85         for idx, _ in enumerate(self.reader.get()):
  86             core.readline.return_value = LOG_LINES[idx + 1]
  87
  88         core.start_command.assert_called()
  89         call_args = core.start_command.call_args
  90         self.assertTrue('log.abbrevCommit=false' in call_args[0][0])
  91         self.assertTrue('log.showSignature=false' in call_args[0][0])