def test_non_occurring_characters(self): self.assertEqual("c, e, f, g, h, i, j, l, m, n, o, p, q, s, t, u, v, w, x, y, z", P8_9.non_occurring_letters(self.dummy_a, self.dummy_b))
def test_unique_characters(self): self.assertEqual("d, k", P8_9.unique_characters(self.dummy_a, self.dummy_b))
def test_shared_characters(self): self.assertEqual("a, b, r", P8_9.shared_characters(self.dummy_a, self.dummy_b))
def test_non_occurring_characters(self): self.assertEqual( "c, e, f, g, h, i, j, l, m, n, o, p, q, s, t, u, v, w, x, y, z", P8_9.non_occurring_letters(self.dummy_a, self.dummy_b))