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Viewing changes to bzrlib/tests/test_msgeditor.py

  • Committer: Aaron Bentley
  • Date: 2007-03-07 23:15:10 UTC
  • mto: (1551.19.24 Aaron's mergeable stuff)
  • mto: This revision was merged to the branch mainline in revision 2325.
  • Revision ID: abentley@panoramicfeedback.com-20070307231510-jae63zsli83db3eb
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bzrlib/tests/test_msgeditor.py
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# Copyright (C) 2005 by Canonical Ltd
 
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# Copyright (C) 2005 Canonical Ltd
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License version 2 as published by
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# the Free Software Foundation.
 
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# it under the terms of the GNU General Public License as published by
 
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# the Free Software Foundation; either version 2 of the License, or
 
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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from bzrlib.branch import Branch
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from bzrlib.config import ensure_config_dir_exists, config_filename
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from bzrlib.msgeditor import make_commit_message_template, _get_editor
 
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import bzrlib.msgeditor 
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from bzrlib.tests import TestCaseWithTransport, TestSkipped
 
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from bzrlib.trace import mutter
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class MsgEditorTest(TestCaseWithTransport):
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    def test_commit_template(self):
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        """Test building a commit message template"""
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        working_tree = self.make_uncommitted_tree()
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        template = make_commit_message_template(working_tree, None)
 
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        template = bzrlib.msgeditor.make_commit_message_template(working_tree, None)
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        self.assertEqualDiff(template,
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u"""\
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added:
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  hell\u00d8
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""")
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    def setUp(self):
 
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        super(MsgEditorTest, self).setUp()
 
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        self._bzr_editor = os.environ.get('BZR_EDITOR', None)
 
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    def tearDown(self):
 
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        if self._bzr_editor is not None:
 
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            os.environ['BZR_EDITOR'] = self._bzr_editor
 
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        else:
 
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            if os.environ.get('BZR_EDITOR', None) is not None:
 
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                del os.environ['BZR_EDITOR']
 
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        super(MsgEditorTest, self).tearDown()
 
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    def test_run_editor(self):
 
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        if sys.platform == "win32":
 
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            f = file('fed.bat', 'w')
 
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            f.write('@rem dummy fed')
 
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            f.close()
 
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            os.environ['BZR_EDITOR'] = 'fed.bat'
 
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        else:
 
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            f = file('fed.sh', 'wb')
 
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            f.write('#!/bin/sh\n')
 
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            f.close()
 
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            os.chmod('fed.sh', 0755)
 
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            os.environ['BZR_EDITOR'] = './fed.sh'
 
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        self.assertEqual(True, bzrlib.msgeditor._run_editor(''),
 
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                         'Unable to run dummy fake editor')
 
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    def make_fake_editor(self):
 
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        """Set up environment so that an editor will be a known script.
 
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        Sets up BZR_EDITOR so that if an editor is spawned it will run a
 
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        script that just adds a known message to the start of the file.
 
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        """
 
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        f = file('fed.py', 'wb')
 
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        f.write('#!%s\n' % sys.executable)
 
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        f.write("""\
 
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import sys
 
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if len(sys.argv) == 2:
 
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    fn = sys.argv[1]
 
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    f = file(fn, 'rb')
 
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    s = f.read()
 
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    f.close()
 
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    f = file(fn, 'wb')
 
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    f.write('test message from fed\\n')
 
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    f.write(s)
 
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    f.close()
 
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""")
 
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        f.close()
 
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        if sys.platform == "win32":
 
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            # [win32] make batch file and set BZR_EDITOR
 
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            f = file('fed.bat', 'w')
 
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            f.write("""\
 
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@echo off
 
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"%s" fed.py %%1
 
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""" % sys.executable)
 
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            f.close()
 
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            os.environ['BZR_EDITOR'] = 'fed.bat'
 
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        else:
 
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            # [non-win32] make python script executable and set BZR_EDITOR
 
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            os.chmod('fed.py', 0755)
 
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            os.environ['BZR_EDITOR'] = './fed.py'
 
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    def test_edit_commit_message(self):
 
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        working_tree = self.make_uncommitted_tree()
 
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        self.make_fake_editor()
 
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        mutter('edit_commit_message without infotext')
 
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        self.assertEqual('test message from fed\n',
 
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                         bzrlib.msgeditor.edit_commit_message(''))
 
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        mutter('edit_commit_message with unicode infotext')
 
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        self.assertEqual('test message from fed\n',
 
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                         bzrlib.msgeditor.edit_commit_message(u'\u1234'))
 
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    def test_start_message(self):
 
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        self.make_uncommitted_tree()
 
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        self.make_fake_editor()
 
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        self.assertEqual('test message from fed\nstart message\n',
 
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                         bzrlib.msgeditor.edit_commit_message('',
 
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                                              start_message='start message\n'))
 
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        self.assertEqual('test message from fed\n',
 
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                         bzrlib.msgeditor.edit_commit_message('',
 
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                                              start_message=''))
 
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    def test_deleted_commit_message(self):
 
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        working_tree = self.make_uncommitted_tree()
 
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        if sys.platform == 'win32':
 
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            os.environ['BZR_EDITOR'] = 'cmd.exe /c del'
 
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        else:
 
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            os.environ['BZR_EDITOR'] = 'rm'
 
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        self.assertRaises((IOError, OSError), bzrlib.msgeditor.edit_commit_message, '')
 
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    def test__get_editor(self):
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        # Test that _get_editor can return a decent list of items
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        bzr_editor = os.environ.get('BZR_EDITOR')
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            f.write('editor = config_editor\n')
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            f.close()
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            editors = list(_get_editor())
 
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            editors = list(bzrlib.msgeditor._get_editor())
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            self.assertEqual(['bzr_editor', 'config_editor', 'visual',
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                              'editor'], editors[:4])