test/dag_test.py

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