def test_equals_3(self): self.assertEqual(geometric_sequence_elements(1, -2, 10), '1, -2, 4, -8, 16, -32, 64, -128, 256, -512')
def test_equals(self): self.assertEqual(geometric_sequence_elements(2, 3, 5), '2, 6, 18, 54, 162')
def test_equals_2(self): self.assertEqual(geometric_sequence_elements(2, 2, 10), '2, 4, 8, 16, 32, 64, 128, 256, 512, 1024')