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      1 # Copyright (C) 2010 Google Inc. All rights reserved.
      2 #
      3 # Redistribution and use in source and binary forms, with or without
      4 # modification, are permitted provided that the following conditions are
      5 # met:
      6 #
      7 #     * Redistributions of source code must retain the above copyright
      8 # notice, this list of conditions and the following disclaimer.
      9 #     * Redistributions in binary form must reproduce the above
     10 # copyright notice, this list of conditions and the following disclaimer
     11 # in the documentation and/or other materials provided with the
     12 # distribution.
     13 #     * Neither the name of Google Inc. nor the names of its
     14 # contributors may be used to endorse or promote products derived from
     15 # this software without specific prior written permission.
     16 #
     17 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     18 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     19 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     20 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     21 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     22 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     23 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     24 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     25 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     26 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     27 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     28 
     29 import webkitpy.thirdparty.unittest2 as unittest
     30 
     31 from webkitpy.thirdparty.mock import Mock
     32 from webkitpy.tool.mocktool import MockOptions, MockTool
     33 from webkitpy.tool.steps.discardlocalchanges import DiscardLocalChanges
     34 from webkitpy.common.system.executive import ScriptError
     35 
     36 
     37 class DiscardLocalChangesTest(unittest.TestCase):
     38     def test_skip_on_clean(self):
     39         tool = MockTool()
     40         tool._scm = Mock()
     41         step = DiscardLocalChanges(tool, MockOptions(clean=False))
     42         step.run({})
     43         self.assertEqual(tool._scm.discard_local_changes.call_count, 0)
     44 
     45     def test_working_changes_exist_with_force(self):
     46         tool = MockTool()
     47         tool._scm = Mock()
     48         tool._scm.has_working_directory_changes = lambda: True
     49         tool._scm.has_local_commits = lambda: False
     50         step = DiscardLocalChanges(tool, MockOptions(clean=True, force_clean=True))
     51         step.run({})
     52         self.assertEqual(tool._scm.discard_local_changes.call_count, 1)
     53 
     54     def test_local_commits_exist_with_force(self):
     55         tool = MockTool()
     56         tool._scm = Mock()
     57         tool._scm.has_working_directory_changes = lambda: False
     58         tool._scm.has_local_commits = lambda: True
     59         step = DiscardLocalChanges(tool, MockOptions(clean=True, force_clean=True))
     60         step.run({})
     61         self.assertEqual(tool._scm.discard_local_changes.call_count, 1)
     62 
     63     def test_local_commits_and_working_changes_exist_with_force(self):
     64         tool = MockTool()
     65         tool._scm = Mock()
     66         tool._scm.has_working_directory_changes = lambda: True
     67         tool._scm.has_local_commits = lambda: True
     68         step = DiscardLocalChanges(tool, MockOptions(clean=True, force_clean=True))
     69         step.run({})
     70         self.assertEqual(tool._scm.discard_local_changes.call_count, 1)
     71 
     72     def test_no_changes_exist_with_force(self):
     73         tool = MockTool()
     74         tool._scm = Mock()
     75         tool._scm.has_working_directory_changes = lambda: False
     76         tool._scm.has_local_commits = lambda: False
     77         step = DiscardLocalChanges(tool, MockOptions(clean=True, force_clean=True))
     78         step.run({})
     79         self.assertEqual(tool._scm.discard_local_changes.call_count, 1)
     80 
     81     def test_error_working_changes_exist_without_force(self):
     82         tool = MockTool()
     83         tool._scm = Mock()
     84         tool._scm.has_working_directory_changes = lambda: True
     85         tool._scm.has_local_commits = lambda: False
     86         step = DiscardLocalChanges(tool, MockOptions(clean=True, force_clean=False))
     87         self.assertRaises(ScriptError, step.run, {})
     88         self.assertEqual(tool._scm.discard_local_changes.call_count, 0)
     89 
     90     def test_error_local_commits_exist_without_force(self):
     91         tool = MockTool()
     92         tool._scm = Mock()
     93         tool._scm.has_working_directory_changes = lambda: False
     94         tool._scm.has_local_commits = lambda: True
     95         step = DiscardLocalChanges(tool, MockOptions(clean=True, force_clean=False))
     96         self.assertRaises(ScriptError, step.run, {})
     97         self.assertEqual(tool._scm.discard_local_changes.call_count, 0)
     98