def test_true_2(self): self.assertTrue(word_pattern('abba', 'car truck truck car'))
def test_true(self): self.assertTrue(word_pattern('abab', 'apple banana apple banana'))
def test_false(self): self.assertFalse(word_pattern('abab', 'apple banana banana apple'))
def test_false_2(self): self.assertFalse(word_pattern('aaaa', 'cat cat dog cat'))
def test_true_3(self): self.assertTrue(word_pattern('aaaa', 'cat cat cat cat'))