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# Copyright (C) 2004, 2005 Canonical Ltd
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
from cStringIO import StringIO
import errno
import sys
from bzrlib import (
commands,
config,
errors,
tests,
)
from bzrlib.commands import display_command
from bzrlib.tests import TestSkipped
class TestCommands(tests.TestCase):
def test_display_command(self):
"""EPIPE message is selectively suppressed"""
def pipe_thrower():
raise IOError(errno.EPIPE, "Bogus pipe error")
self.assertRaises(IOError, pipe_thrower)
@display_command
def non_thrower():
pipe_thrower()
non_thrower()
@display_command
def other_thrower():
raise IOError(errno.ESPIPE, "Bogus pipe error")
self.assertRaises(IOError, other_thrower)
def test_unicode_command(self):
# This error is thrown when we can't find the command in the
# list of available commands
self.assertRaises(errors.BzrCommandError,
commands.run_bzr, [u'cmd\xb5'])
def test_unicode_option(self):
# This error is actually thrown by optparse, when it
# can't find the given option
import optparse
if optparse.__version__ == "1.5.3":
raise TestSkipped("optparse 1.5.3 can't handle unicode options")
self.assertRaises(errors.BzrCommandError,
commands.run_bzr, ['log', u'--option\xb5'])
class TestGetAlias(tests.TestCase):
def _get_config(self, config_text):
my_config = config.GlobalConfig()
config_file = StringIO(config_text.encode('utf-8'))
my_config._parser = my_config._get_parser(file=config_file)
return my_config
def test_simple(self):
my_config = self._get_config("[ALIASES]\n"
"diff=diff -r -2..-1\n")
self.assertEqual([u'diff', u'-r', u'-2..-1'],
commands.get_alias("diff", config=my_config))
def test_single_quotes(self):
my_config = self._get_config("[ALIASES]\n"
"diff=diff -r -2..-1 --diff-options "
"'--strip-trailing-cr -wp'\n")
self.assertEqual([u'diff', u'-r', u'-2..-1', u'--diff-options',
u'--strip-trailing-cr -wp'],
commands.get_alias("diff", config=my_config))
def test_double_quotes(self):
my_config = self._get_config("[ALIASES]\n"
"diff=diff -r -2..-1 --diff-options "
"\"--strip-trailing-cr -wp\"\n")
self.assertEqual([u'diff', u'-r', u'-2..-1', u'--diff-options',
u'--strip-trailing-cr -wp'],
commands.get_alias("diff", config=my_config))
def test_unicode(self):
my_config = self._get_config("[ALIASES]\n"
u"iam=whoami 'Erik B\u00e5gfors <erik@bagfors.nu>'\n")
self.assertEqual([u'whoami', u'Erik B\u00e5gfors <erik@bagfors.nu>'],
commands.get_alias("iam", config=my_config))
class TestSeeAlso(tests.TestCase):
"""Tests for the see also functional of Command."""
def test_default_subclass_no_see_also(self):
class ACommand(commands.Command):
"""A sample command."""
command = ACommand()
self.assertEqual([], command.get_see_also())
def test__see_also(self):
"""When _see_also is defined, it sets the result of get_see_also()."""
class ACommand(commands.Command):
_see_also = ['bar', 'foo']
command = ACommand()
self.assertEqual(['bar', 'foo'], command.get_see_also())
def test_deduplication(self):
"""Duplicates in _see_also are stripped out."""
class ACommand(commands.Command):
_see_also = ['foo', 'foo']
command = ACommand()
self.assertEqual(['foo'], command.get_see_also())
def test_sorted(self):
"""_see_also is sorted by get_see_also."""
class ACommand(commands.Command):
_see_also = ['foo', 'bar']
command = ACommand()
self.assertEqual(['bar', 'foo'], command.get_see_also())
def test_additional_terms(self):
"""Additional terms can be supplied and are deduped and sorted."""
class ACommand(commands.Command):
_see_also = ['foo', 'bar']
command = ACommand()
self.assertEqual(['bar', 'foo', 'gam'],
command.get_see_also(['gam', 'bar', 'gam']))
class TestRegisterLazy(tests.TestCase):
def setUp(self):
import bzrlib.tests.fake_command
del sys.modules['bzrlib.tests.fake_command']
global lazy_command_imported
lazy_command_imported = False
@staticmethod
def remove_fake():
commands.plugin_cmds.remove('fake')
def assertIsFakeCommand(self, cmd_obj):
from bzrlib.tests.fake_command import cmd_fake
self.assertIsInstance(cmd_obj, cmd_fake)
def test_register_lazy(self):
"""Ensure lazy registration works"""
commands.plugin_cmds.register_lazy('cmd_fake', [],
'bzrlib.tests.fake_command')
self.addCleanup(self.remove_fake)
self.assertFalse(lazy_command_imported)
fake_instance = commands.get_cmd_object('fake')
self.assertTrue(lazy_command_imported)
self.assertIsFakeCommand(fake_instance)
def test_get_unrelated_does_not_import(self):
commands.plugin_cmds.register_lazy('cmd_fake', [],
'bzrlib.tests.fake_command')
self.addCleanup(self.remove_fake)
commands.get_cmd_object('status')
self.assertFalse(lazy_command_imported)
def test_aliases(self):
commands.plugin_cmds.register_lazy('cmd_fake', ['fake_alias'],
'bzrlib.tests.fake_command')
self.addCleanup(self.remove_fake)
fake_instance = commands.get_cmd_object('fake_alias')
self.assertIsFakeCommand(fake_instance)
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