test/dag_test.py

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