def test_show_help_for_help(self):
# FIXME(dhellmann): Are commands tied too closely to the app? Or
# do commands know too much about apps by using them to get to the
# command manager?
stdout = StringIO()
app = application.App('testing',
'1',
utils.TestCommandManager(utils.TEST_NAMESPACE),
stdout=stdout)
app.NAME = 'test'
app.options = mock.Mock()
help_cmd = help.HelpCommand(app, mock.Mock())
parser = help_cmd.get_parser('test')
parsed_args = parser.parse_args([])
try:
help_cmd.run(parsed_args)
except SystemExit:
pass
help_text = stdout.getvalue()
basecommand = os.path.split(sys.argv[0])[1]
self.assertIn('usage: %s [--version]' % basecommand, help_text)
self.assertIn('optional arguments:\n --version', help_text)
expected = (' one Test command.\n'
' three word command Test command.\n')
self.assertIn(expected, help_text)
def test_list_matching_commands_no_match(self):
# FIXME(dhellmann): Are commands tied too closely to the app? Or
# do commands know too much about apps by using them to get to the
# command manager?
stdout = io.StringIO()
app = application.App('testing', '1',
utils.TestCommandManager(utils.TEST_NAMESPACE),
stdout=stdout)
app.NAME = 'test'
help_cmd = help.HelpCommand(app, mock.Mock())
parser = help_cmd.get_parser('test')
parsed_args = parser.parse_args(['z'])
self.assertRaises(
ValueError,
help_cmd.run,
parsed_args,
)
def test_show_help_for_command(self):
# FIXME(dhellmann): Are commands tied too closely to the app? Or
# do commands know too much about apps by using them to get to the
# command manager?
stdout = io.StringIO()
app = application.App('testing', '1',
utils.TestCommandManager(utils.TEST_NAMESPACE),
stdout=stdout)
app.NAME = 'test'
help_cmd = help.HelpCommand(app, mock.Mock())
parser = help_cmd.get_parser('test')
parsed_args = parser.parse_args(['one'])
try:
help_cmd.run(parsed_args)
except help.HelpExit:
pass
self.assertEqual('TestParser', stdout.getvalue())
def test_list_matching_commands(self):
# FIXME(dhellmann): Are commands tied too closely to the app? Or
# do commands know too much about apps by using them to get to the
# command manager?
stdout = io.StringIO()
app = application.App('testing', '1',
utils.TestCommandManager(utils.TEST_NAMESPACE),
stdout=stdout)
app.NAME = 'test'
help_cmd = help.HelpCommand(app, mock.Mock())
parser = help_cmd.get_parser('test')
parsed_args = parser.parse_args(['t'])
try:
help_cmd.run(parsed_args)
except help.HelpExit:
pass
help_output = stdout.getvalue()
self.assertIn('Command "t" matches:', help_output)
self.assertIn('three word command\n two words\n', help_output)
def test_show_help_print_exc_with_ep_load_fail(self, mock_load):
stdout = io.StringIO()
app = application.App('testing', '1',
utils.TestCommandManager(utils.TEST_NAMESPACE),
stdout=stdout)
app.NAME = 'test'
app.options = mock.Mock()
app.options.debug = True
help_cmd = help.HelpCommand(app, mock.Mock())
parser = help_cmd.get_parser('test')
parsed_args = parser.parse_args([])
try:
help_cmd.run(parsed_args)
except help.HelpExit:
pass
help_output = stdout.getvalue()
self.assertIn('Commands:', help_output)
self.assertIn('Could not load', help_output)
self.assertIn('Exception: Could not load EntryPoint', help_output)
def test_show_help_with_ep_load_fail(mock_load):
stdout = StringIO()
app = application.App('testing', '1',
utils.TestCommandManager(utils.TEST_NAMESPACE),
stdout=stdout)
app.NAME = 'test'
app.options = mock.Mock()
app.options.debug = False
help_cmd = help.HelpCommand(app, mock.Mock())
parser = help_cmd.get_parser('test')
parsed_args = parser.parse_args([])
try:
help_cmd.run(parsed_args)
except SystemExit:
pass
help_output = stdout.getvalue()
assert 'Commands:' in help_output
assert 'Could not load' in help_output
assert 'Exception: Could not load EntryPoint' not in help_output
def test_list_matching_commands_no_match():
# FIXME(dhellmann): Are commands tied too closely to the app? Or
# do commands know too much about apps by using them to get to the
# command manager?
stdout = StringIO()
app = application.App('testing', '1',
utils.TestCommandManager(utils.TEST_NAMESPACE),
stdout=stdout)
app.NAME = 'test'
help_cmd = help.HelpCommand(app, mock.Mock())
parser = help_cmd.get_parser('test')
parsed_args = parser.parse_args(['z'])
try:
help_cmd.run(parsed_args)
except SystemExit:
pass
except ValueError:
pass
else:
assert False, 'Should have seen a ValueError'
