def test_success_with_constructor(self, function, constructor):
decorated = error_catcher(success_constructor=constructor)(function)
assert decorated(1, foo='bar') == '42'
function.assert_called_once_with(1, foo='bar')
constructor.assert_called_once_with(
args=(1, ),
kwargs={'foo': 'bar'},
function_name='a_module.a_function',
result=42)
def test_error_with_constructor(self, error_function, constructor, error):
decorated = error_catcher(
error_constructor=constructor)(error_function)
assert decorated(1, foo='bar') == '42'
error_function.assert_called_once_with(1, foo='bar')
constructor.assert_called_once_with(
args=(1, ),
kwargs={'foo': 'bar'},
function_name='a_module.a_function',
error=error)
def test_error_with_constructor(self, error_function, constructor, error):
decorated = error_catcher(error_constructor=constructor)(error_function)
assert decorated(1, foo='bar') == '42'
error_function.assert_called_once_with(1, foo='bar')
constructor.assert_called_once_with(
args=(1,),
kwargs={'foo': 'bar'},
function_name='a_module.a_function',
error=error
)
def test_success_with_constructor(self, function, constructor):
decorated = error_catcher(success_constructor=constructor)(function)
assert decorated(1, foo='bar') == '42'
function.assert_called_once_with(1, foo='bar')
constructor.assert_called_once_with(
args=(1,),
kwargs={'foo': 'bar'},
function_name='a_module.a_function',
result=42
)
def decorator(f: InteractorFunction):
"""
The actual decorator of an interactor function. Enwraps decorated with decorators
of validation, error handling and dependency injection.
"""
decorated_f = validated_by(*validators)(f)
decorated_f = error_catcher(
error_class=error_class,
error_constructor=error_handler)(decorated_f)
decorated_f = inject(decorated_f)
decorated_f = container_supplier(decorated_f)
return decorated_f
def test_error_wo_constructor(self, error_function, error):
decorated = error_catcher()(error_function)
assert decorated(1, foo='bar') == error
error_function.assert_called_once_with(1, foo='bar')
def test_success_wo_constructor(self, function):
decorated = error_catcher()(function)
assert decorated(1, foo='bar') == 42
function.assert_called_once_with(1, foo='bar')
def test_error_multiple_error_class(self, error_function):
decorated = error_catcher(error_class=(ValueError,
MyError))(error_function)
decorated(1, foo='bar')
error_function.assert_called_once_with(1, foo='bar')
def test_error_narrowed_error_class_caught(self, error_function):
decorated = error_catcher(error_class=ValueError)(error_function)
with pytest.raises(MyError):
decorated(1, foo='bar')
error_function.assert_called_once_with(1, foo='bar')
def test_success_wo_constructor(self, function):
decorated = error_catcher()(function)
assert decorated(1, foo='bar') == 42
function.assert_called_once_with(1, foo='bar')
def test_error_multiple_error_class(self, error_function):
decorated = error_catcher(error_class=(ValueError, MyError))(error_function)
decorated(1, foo='bar')
error_function.assert_called_once_with(1, foo='bar')
def test_error_narrowed_error_class_caught(self, error_function):
decorated = error_catcher(error_class=ValueError)(error_function)
with pytest.raises(MyError):
decorated(1, foo='bar')
error_function.assert_called_once_with(1, foo='bar')
def test_error_wo_constructor(self, error_function, error):
decorated = error_catcher()(error_function)
assert decorated(1, foo='bar') == error
error_function.assert_called_once_with(1, foo='bar')
