def test_get_calculatable_methods_dict_doesnt_calculate_input(self):
methods = {'a': {('b',): lambda x: x},
'x': {('y', 'z'): lambda y, z: y*z}
}
out_methods = _get_calculatable_methods_dict(('b', 'a'), methods)
assert isinstance(out_methods, dict)
assert len(out_methods) == 0
def test_get_calculatable_methods_dict_removes_irrelevant_second_method(
self):
methods = {'a': {('b', 'd'): lambda x, y: x, ('c', ): lambda x: x}}
out_methods = _get_calculatable_methods_dict(('b', 'd'), methods)
assert 'a' in out_methods.keys()
assert ('b', 'd') in out_methods['a'].keys()
assert len(out_methods['a']) == 1
def test_get_calculatable_methods_dict_doesnt_calculate_input(self):
methods = {'a': {('b',): lambda x: x},
'x': {('y', 'z'): lambda y, z: y*z}
}
out_methods = _get_calculatable_methods_dict(('b', 'a'), methods)
assert isinstance(out_methods, dict)
assert len(out_methods) == 0
def test_get_calculatable_methods_dict_removes_irrelevant_second_method(
self):
methods = {'a': {('b', 'd'): lambda x, y: x,
('c',): lambda x: x}}
out_methods = _get_calculatable_methods_dict(('b', 'd'), methods)
assert 'a' in out_methods.keys()
assert ('b', 'd') in out_methods['a'].keys()
assert len(out_methods['a']) == 1
def test_get_calculatable_methods_dict_gets_single_method(self):
methods = {'a': {('b',): lambda x: x}}
out_methods = _get_calculatable_methods_dict(('b',), methods)
assert 'a' in out_methods.keys()
def test_get_calculatable_methods_dict_returns_correct_type(self):
methods = {'a': {('b',): lambda x: x}}
out_methods = _get_calculatable_methods_dict(('b',), methods)
assert isinstance(out_methods, dict)
def test_get_calculatable_methods_dict_empty(self):
methods = {}
out_methods = _get_calculatable_methods_dict((), methods)
assert isinstance(out_methods, dict)
assert len(out_methods) == 0
def test_get_calculatable_methods_dict_gets_single_method(self):
methods = {'a': {('b', ): lambda x: x}}
out_methods = _get_calculatable_methods_dict(('b', ), methods)
assert 'a' in out_methods.keys()
def test_get_calculatable_methods_dict_returns_correct_type(self):
methods = {'a': {('b', ): lambda x: x}}
out_methods = _get_calculatable_methods_dict(('b', ), methods)
assert isinstance(out_methods, dict)
def test_get_calculatable_methods_dict_empty(self):
methods = {}
out_methods = _get_calculatable_methods_dict((), methods)
assert isinstance(out_methods, dict)
assert len(out_methods) == 0
