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Viewing changes to bzrlib/tests/test_msgeditor.py

  • Committer: Martin Pool
  • Date: 2009-07-10 06:46:10 UTC
  • mto: (4525.1.1 integration)
  • mto: This revision was merged to the branch mainline in revision 4526.
  • Revision ID: mbp@sourcefrog.net-20090710064610-sqviksbqp5i34sw2
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bzrlib/tests/test_msgeditor.py
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# Copyright (C) 2005-2010 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 as published by
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from bzrlib import (
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    commit,
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    config,
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    errors,
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    msgeditor,
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    osutils,
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    edit_commit_message_encoded
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)
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from bzrlib.tests import (
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    TestCaseInTempDir,
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    TestCaseWithTransport,
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    TestNotApplicable,
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    TestSkipped,
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        tree3.commit('Feature Y, based on initial X work.',
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                     timestamp=1233285960, timezone=0)
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        tree.merge_from_branch(tree2.branch)
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        tree.merge_from_branch(tree3.branch, force=True)
 
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        tree.merge_from_branch(tree3.branch)
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        return tree
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    def test_commit_template_pending_merges(self):
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        self.assertRaises((IOError, OSError), msgeditor.edit_commit_message, '')
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    def test__get_editor(self):
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        os.environ['BZR_EDITOR'] = 'bzr_editor'
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        os.environ['VISUAL'] = 'visual'
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        os.environ['EDITOR'] = 'editor'
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        conf = config.GlobalConfig.from_string('editor = config_editor\n',
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                                               save=True)
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        editors = list(msgeditor._get_editor())
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        editors = [editor for (editor, cfg_src) in editors]
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        self.assertEqual(['bzr_editor', 'config_editor', 'visual', 'editor'],
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                         editors[:4])
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        if sys.platform == 'win32':
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            self.assertEqual(['wordpad.exe', 'notepad.exe'], editors[4:])
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        else:
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            self.assertEqual(['/usr/bin/editor', 'vi', 'pico', 'nano', 'joe'],
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                             editors[4:])
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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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        visual = os.environ.get('VISUAL')
 
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        editor = os.environ.get('EDITOR')
 
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        try:
 
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            os.environ['BZR_EDITOR'] = 'bzr_editor'
 
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            os.environ['VISUAL'] = 'visual'
 
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            os.environ['EDITOR'] = 'editor'
 
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            ensure_config_dir_exists()
 
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            f = open(config_filename(), 'wb')
 
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            f.write('editor = config_editor\n')
 
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            f.close()
 
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            editors = list(msgeditor._get_editor())
 
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            editors = [editor for (editor, cfg_src) in editors]
 
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            self.assertEqual(['bzr_editor', 'config_editor', 'visual',
 
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                              'editor'], editors[:4])
 
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            if sys.platform == 'win32':
 
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                self.assertEqual(['wordpad.exe', 'notepad.exe'], editors[4:])
 
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            else:
 
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                self.assertEqual(['/usr/bin/editor', 'vi', 'pico', 'nano',
 
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                                  'joe'], editors[4:])
 
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        finally:
 
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            # Restore the environment
 
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            if bzr_editor is None:
 
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                del os.environ['BZR_EDITOR']
 
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            else:
 
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                os.environ['BZR_EDITOR'] = bzr_editor
 
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            if visual is None:
 
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                del os.environ['VISUAL']
 
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            else:
 
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                os.environ['VISUAL'] = visual
 
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            if editor is None:
 
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                del os.environ['EDITOR']
 
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            else:
 
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                os.environ['EDITOR'] = editor
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    def test__run_editor_EACCES(self):
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        """If running a configured editor raises EACESS, the user is warned."""
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        # Call _run_editor, capturing mutter.warning calls.
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        warnings = []
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        def warning(*args):
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            if len(args) > 1:
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                warnings.append(args[0] % args[1:])
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            else:
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                warnings.append(args[0])
 
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            warnings.append(args[0] % args[1:])
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        _warning = trace.warning
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        trace.warning = warning
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        try:
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            msgeditor.generate_commit_message_template(commit_obj))
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    def test_generate_commit_message_template_hook(self):
 
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        def restoreDefaults():
 
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            msgeditor.hooks['commit_message_template'] = []
 
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        self.addCleanup(restoreDefaults)
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        msgeditor.hooks.install_named_hook("commit_message_template",
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                lambda commit_obj, msg: "save me some typing\n", None)
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        commit_obj = commit.Commit()
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        self.assertEquals("save me some typing\n",
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            msgeditor.generate_commit_message_template(commit_obj))
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# GZ 2009-11-17: This wants moving to osutils when the errno checking code is
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class TestPlatformErrnoWorkarounds(TestCaseInTempDir):
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    """Ensuring workarounds enshrined in code actually serve a purpose"""
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    def test_subprocess_call_bad_file(self):
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        if sys.platform != "win32":
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            raise TestNotApplicable("Workarounds for windows only")
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        import subprocess, errno
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        ERROR_BAD_EXE_FORMAT = 193
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        file("textfile.txt", "w").close()
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        e = self.assertRaises(WindowsError, subprocess.call, "textfile.txt")
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        # Python2.4 used the 'winerror' as the errno, which confuses a lot of
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        # our error trapping code. Make sure that we understand the mapping
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        # correctly.
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        if sys.version_info >= (2, 5):
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            self.assertEqual(e.errno, errno.ENOEXEC)
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            self.assertEqual(e.winerror, ERROR_BAD_EXE_FORMAT)
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        else:
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            self.assertEqual(e.errno, ERROR_BAD_EXE_FORMAT)