test_command_registration.test_command_registrator()

Complexity

Conditions

1

Size

Total Lines	37
Code Lines	30

Duplication

Lines	0
Ratio	0 %

Importance

Changes

0

def test_command_registrator():
    from green_magic.data. commands_manager import CommandRegistrator

    class A(metaclass=CommandRegistrator): pass
    class B(metaclass=CommandRegistrator): pass
    class C(B): pass
    classes = (A, B, C)

    assert all([hasattr(x, 'registry') for x in classes])
    assert all([type(x) == CommandRegistrator for x in classes])
    assert all([hasattr(x, 'state') for x in classes])
    assert id(A.registry) != id(B.registry) != id(C.registry)

    A.state = 1
    B.state = 2
    C.state = 3
    assert id(A.state) != id(B.state) != id(C.state)

    A.registry['a'] = 1
    B.registry['b'] = 2
    C.registry['c'] = 3
    assert B.registry != A.registry != C.registry

    assert A.__getitem__('a') == 1
    assert B.__getitem__('b') == 2
    assert C.__getitem__('c') == 3
    assert 'b' not in C.registry
    assert 'c' not in B.registry
    assert A['a'] == 1
    assert B['b'] == 2
    assert C['c'] == 3


    class P1(CommandRegistrator): pass
    assert type(P1) == type
    assert not hasattr(P1, 'state')
    assert not hasattr(P1, 'state')