def test_action_defaults():
parser = ConfigArgumentParser(description='test program')
parser.add_argument('--foo', default='blah')
args = []
ns = parser.parse_args(args)
assert ns.foo == 'blah'
assert len(vars(ns)) == 1
def test_env_not_set():
parser = ConfigArgumentParser(description='test program')
parser.add_argument('--foo', env='ENV_FOO', default='cars')
args = []
ns = parser.parse_args(args)
assert ns.foo == 'cars'
assert len(vars(ns)) == 1
def test_coerce_env():
os.environ['ENV_NUM'] = '10'
parser = ConfigArgumentParser(description='test program')
parser.add_argument('--num', env='ENV_NUM', default=0, type=int)
args = []
ns = parser.parse_args(args)
assert ns.num == 10
assert len(vars(ns)) == 1
def test_env_over_defaults():
os.environ['ENV_FOO'] = 'bats'
parser = ConfigArgumentParser(description='test program')
parser.add_argument('--foo', env='ENV_FOO', default='cars', config='foo')
args = []
ns = parser.parse_args(args)
assert ns.foo == 'bats'
assert len(vars(ns)) == 1
def test_config_over_defaults(mockconfig):
parser = ConfigArgumentParser(description='test program')
parser.add_argument('--foo', env='ENV_FOO', default='cars', config='foo')
parser._set_config(mockconfig)
args = []
ns = parser.parse_args(args)
assert ns.foo == 'google'
assert len(vars(ns)) == 1
def test_second_defaults_settings_wins():
parser = ConfigArgumentParser(description='test program')
parser.set_defaults(**{'foo': 'bar'})
parser.add_argument('--foo', default='blah')
args = []
ns = parser.parse_args(args)
assert ns.foo == 'blah'
assert len(vars(ns)) == 1
def test_command_over_all(mockconfig):
os.environ['ENV_FOO'] = 'bats'
parser = ConfigArgumentParser(description='test program')
parser.add_argument('--foo', env='ENV_FOO', default='cars', config='foo')
parser._set_config(mockconfig)
args = ['--foo', 'red']
ns = parser.parse_args(args)
assert ns.foo == 'red'
assert len(vars(ns)) == 1
def test_coerce_config(mockconfig):
parser = ConfigArgumentParser(description='test program')
parser.add_argument('--num1', config='num1', default=0, type=int)
parser.add_argument('--num2', config='num2', default=0, type=int)
parser._set_config(mockconfig)
args = []
ns = parser.parse_args(args)
# num1 did not coerce because it was not a string (matches argparse spec)
assert ns.num1 == 10.0
# num2 coerced because it was a string in the config
assert ns.num2 == 20
assert len(vars(ns)) == 2
