def test_element_similarity_must_return_expected_ratio(string_type):
e = Element(name='Name', element_type=string_type)
new_e = Element(name='NewName', element_type=string_type)
assert e.similarity(new_e) == 0.8636363636363636
e = Element(name='Name', element_type=string_type)
new_e = Element(name='NewOther', element_type=string_type)
assert e.similarity(new_e) == 0.6666666666666666
def test_element_similarity_with_equal_elements_must_return_as_expected(
string_type):
e = Element(name='Name', element_type=string_type)
new_e = Element(name='Name', element_type=string_type)
assert e.similarity(new_e) == 1.0