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# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import mock
from cliff import commandmanager
from cliff.tests import utils
def test_lookup_and_find():
def check(mgr, argv):
cmd, name, remaining = mgr.find_command(argv)
assert cmd
assert name == ' '.join(argv)
assert not remaining
mgr = utils.TestCommandManager(utils.TEST_NAMESPACE)
for expected in [['one'],
['two', 'words'],
['three', 'word', 'command'],
]:
yield check, mgr, expected
return
def test_lookup_with_remainder():
def check(mgr, argv):
cmd, name, remaining = mgr.find_command(argv)
assert cmd
assert remaining == ['--opt']
mgr = utils.TestCommandManager(utils.TEST_NAMESPACE)
for expected in [['one', '--opt'],
['two', 'words', '--opt'],
['three', 'word', 'command', '--opt'],
]:
yield check, mgr, expected
return
def test_find_invalid_command():
mgr = utils.TestCommandManager(utils.TEST_NAMESPACE)
def check_one(argv):
try:
mgr.find_command(argv)
except ValueError as err:
# make sure err include 'a' when ['a', '-b']
assert argv[0] in ('%s' % err)
assert '-b' in ('%s' % err)
else:
assert False, 'expected a failure'
for argv in [['a', '-b'],
['-b'],
]:
yield check_one, argv
def test_find_unknown_command():
mgr = utils.TestCommandManager(utils.TEST_NAMESPACE)
try:
mgr.find_command(['a', 'b'])
except ValueError as err:
assert "['a', 'b']" in ('%s' % err)
else:
assert False, 'expected a failure'
def test_add_command():
mgr = utils.TestCommandManager(utils.TEST_NAMESPACE)
mock_cmd = mock.Mock()
mgr.add_command('mock', mock_cmd)
found_cmd, name, args = mgr.find_command(['mock'])
assert found_cmd is mock_cmd
def test_intersected_commands():
def foo(arg):
pass
def foo_bar():
pass
mgr = utils.TestCommandManager(utils.TEST_NAMESPACE)
mgr.add_command('foo', foo)
mgr.add_command('foo bar', foo_bar)
assert mgr.find_command(['foo', 'bar'])[0] is foo_bar
assert mgr.find_command(['foo', 'arg0'])[0] is foo
def test_load_commands():
testcmd = mock.Mock(name='testcmd')
testcmd.name.replace.return_value = 'test'
mock_pkg_resources = mock.Mock(return_value=[testcmd])
with mock.patch('pkg_resources.iter_entry_points',
mock_pkg_resources) as iter_entry_points:
mgr = commandmanager.CommandManager('test')
iter_entry_points.assert_called_once_with('test')
names = [n for n, v in mgr]
assert names == ['test']
def test_load_commands_keep_underscores():
testcmd = mock.Mock()
testcmd.name = 'test_cmd'
mock_pkg_resources = mock.Mock(return_value=[testcmd])
with mock.patch('pkg_resources.iter_entry_points',
mock_pkg_resources) as iter_entry_points:
mgr = commandmanager.CommandManager('test', convert_underscores=False)
iter_entry_points.assert_called_once_with('test')
names = [n for n, v in mgr]
assert names == ['test_cmd']
def test_load_commands_replace_underscores():
testcmd = mock.Mock()
testcmd.name = 'test_cmd'
mock_pkg_resources = mock.Mock(return_value=[testcmd])
with mock.patch('pkg_resources.iter_entry_points',
mock_pkg_resources) as iter_entry_points:
mgr = commandmanager.CommandManager('test', convert_underscores=True)
iter_entry_points.assert_called_once_with('test')
names = [n for n, v in mgr]
assert names == ['test cmd']
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