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import mock
from cliff.commandmanager 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:
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_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('test')
assert iter_entry_points.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('test', convert_underscores=False)
assert iter_entry_points.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('test', convert_underscores=True)
assert iter_entry_points.called_once_with('test')
names = [n for n, v in mgr]
assert names == ['test cmd']
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