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Viewing changes to bzrlib/tests/test_commands.py

  • Committer: Aaron Bentley
  • Date: 2007-06-20 22:06:22 UTC
  • mto: (2520.5.2 bzr.mpbundle)
  • mto: This revision was merged to the branch mainline in revision 2631.
  • Revision ID: abentley@panoramicfeedback.com-20070620220622-9lasxr96rr0e0xvn
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bzrlib/tests/test_commands.py
 
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# Copyright (C) 2004, 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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# 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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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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# GNU General Public License for more details.
 
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#
 
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# You should have received a copy of the GNU General Public License
 
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# along with this program; if not, write to the Free Software
 
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
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from cStringIO import StringIO
 
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import errno
 
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from bzrlib import (
 
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    commands,
 
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    config,
 
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    errors,
 
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    tests,
 
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    )
 
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from bzrlib.commands import display_command
 
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from bzrlib.tests import TestSkipped
 
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class TestCommands(tests.TestCase):
 
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    def test_display_command(self):
 
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        """EPIPE message is selectively suppressed"""
 
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        def pipe_thrower():
 
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            raise IOError(errno.EPIPE, "Bogus pipe error")
 
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        self.assertRaises(IOError, pipe_thrower)
 
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        @display_command
 
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        def non_thrower():
 
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            pipe_thrower()
 
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        non_thrower()
 
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        @display_command
 
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        def other_thrower():
 
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            raise IOError(errno.ESPIPE, "Bogus pipe error")
 
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        self.assertRaises(IOError, other_thrower)
 
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    def test_unicode_command(self):
 
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        # This error is thrown when we can't find the command in the
 
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        # list of available commands
 
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        self.assertRaises(errors.BzrCommandError,
 
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                          commands.run_bzr, [u'cmd\xb5'])
 
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    def test_unicode_option(self):
 
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        # This error is actually thrown by optparse, when it
 
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        # can't find the given option
 
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        import optparse
 
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        if optparse.__version__ == "1.5.3":
 
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            raise TestSkipped("optparse 1.5.3 can't handle unicode options")
 
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        self.assertRaises(errors.BzrCommandError,
 
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                          commands.run_bzr, ['log', u'--option\xb5'])
 
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class TestGetAlias(tests.TestCase):
 
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    def _get_config(self, config_text):
 
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        my_config = config.GlobalConfig()
 
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        config_file = StringIO(config_text.encode('utf-8'))
 
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        my_config._parser = my_config._get_parser(file=config_file)
 
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        return my_config
 
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    def test_simple(self):
 
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        my_config = self._get_config("[ALIASES]\n"
 
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            "diff=diff -r -2..-1\n")
 
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        self.assertEqual([u'diff', u'-r', u'-2..-1'],
 
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            commands.get_alias("diff", config=my_config))
 
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    def test_single_quotes(self):
 
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        my_config = self._get_config("[ALIASES]\n"
 
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            "diff=diff -r -2..-1 --diff-options "
 
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            "'--strip-trailing-cr -wp'\n")
 
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        self.assertEqual([u'diff', u'-r', u'-2..-1', u'--diff-options',
 
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                          u'--strip-trailing-cr -wp'],
 
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                          commands.get_alias("diff", config=my_config))
 
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    def test_double_quotes(self):
 
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        my_config = self._get_config("[ALIASES]\n"
 
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            "diff=diff -r -2..-1 --diff-options "
 
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            "\"--strip-trailing-cr -wp\"\n")
 
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        self.assertEqual([u'diff', u'-r', u'-2..-1', u'--diff-options',
 
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                          u'--strip-trailing-cr -wp'],
 
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                          commands.get_alias("diff", config=my_config))
 
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    def test_unicode(self):
 
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        my_config = self._get_config("[ALIASES]\n"
 
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            u"iam=whoami 'Erik B\u00e5gfors <erik@bagfors.nu>'\n")
 
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        self.assertEqual([u'whoami', u'Erik B\u00e5gfors <erik@bagfors.nu>'],
 
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                          commands.get_alias("iam", config=my_config))
 
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class TestSeeAlso(tests.TestCase):
 
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    """Tests for the see also functional of Command."""
 
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    def test_default_subclass_no_see_also(self):
 
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        class ACommand(commands.Command):
 
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            """A sample command."""
 
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        command = ACommand()
 
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        self.assertEqual([], command.get_see_also())
 
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    def test__see_also(self):
 
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        """When _see_also is defined, it sets the result of get_see_also()."""
 
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        class ACommand(commands.Command):
 
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            _see_also = ['bar', 'foo']
 
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        command = ACommand()
 
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        self.assertEqual(['bar', 'foo'], command.get_see_also())
 
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    def test_deduplication(self):
 
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        """Duplicates in _see_also are stripped out."""
 
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        class ACommand(commands.Command):
 
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            _see_also = ['foo', 'foo']
 
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        command = ACommand()
 
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        self.assertEqual(['foo'], command.get_see_also())
 
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    def test_sorted(self):
 
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        """_see_also is sorted by get_see_also."""
 
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        class ACommand(commands.Command):
 
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            _see_also = ['foo', 'bar']
 
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        command = ACommand()
 
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        self.assertEqual(['bar', 'foo'], command.get_see_also())
 
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    def test_additional_terms(self):
 
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        """Additional terms can be supplied and are deduped and sorted."""
 
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        class ACommand(commands.Command):
 
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            _see_also = ['foo', 'bar']
 
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        command = ACommand()
 
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        self.assertEqual(['bar', 'foo', 'gam'],
 
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            command.get_see_also(['gam', 'bar', 'gam']))
 
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