def returns_false_for_random_garbage():
assert is_directive(None) is False
with raises(TypeError):
assert_directive(None)
assert is_directive({"what": "is this"}) is False
with raises(TypeError):
assert_directive({"what": "is this"})
def returns_false_for_non_directive():
assert is_directive(EnumType) is False
with raises(TypeError):
assert_directive(EnumType)
assert is_directive(ScalarType) is False
with raises(TypeError):
assert_directive(ScalarType)
def returns_false_for_directive_class_rather_than_instance():
assert is_directive(GraphQLDirective) is False
with raises(TypeError):
assert_directive(GraphQLScalarType)
def returns_true_for_spec_defined_directive():
assert is_directive(GraphQLSkipDirective) is True
assert_directive(GraphQLSkipDirective)
def returns_true_for_custom_directive():
assert is_directive(Directive) is True
assert_directive(Directive)
def returns_false_for_random_garbage():
assert is_directive(None) is False
assert is_directive({'what': 'is this'}) is False
def returns_false_for_other_instances():
assert is_directive(GraphQLString) is False
def returns_false_for_type_class_rather_than_instance():
assert is_directive(GraphQLDirective) is False
def returns_true_for_directive():
directive = GraphQLDirective('test', [])
assert is_directive(directive) is True
def returns_false_for_random_garbage():
assert is_directive(None) is False
assert is_directive({"what": "is this"}) is False
