def test_valid_transpose(self):
this_matrix = [[1.2, 2.1, 3.1], [9.9, 2.4, 5.1]]
self.assertEqual(2, len(this_matrix))
self.assertEqual(5.1, this_matrix[1][2])
transposed = transpose2d(this_matrix)
self.assertTrue(ismatrice(transposed))
self.assertEqual(3, len(transposed))
self.assertEqual(5.1, transposed[2][1])
def test_invalid_matrix_rows_are_not_lists(self):
self.assertFalse(ismatrice([1, 2, 3]))
self.assertFalse(ismatrice('im_also_iterable'))
def test_invalid_matrix_data_is_invalid(self):
this_matrix = [['1.2', '2.1', '3.1'], ['9.9', ['uh-oh'], '5.1']]
self.assertFalse(ismatrice(this_matrix))
def test_invalid_matrix_not_iterable(self):
self.assertFalse(ismatrice(3))
def test_valid_matrix_mixed(self):
this_matrix = [['1.2', 2.1, 3], [9, '2.4', 5.1]]
self.assertTrue(ismatrice(this_matrix))
def test_valid_matrix_strings(self):
this_matrix = [['1.2', '2.1', '3.1'], ['9.9', '2.4', '5.1']]
self.assertTrue(ismatrice(this_matrix))
def test_valid_matrix_ints(self):
this_matrix = [[1, 2, 3], [9, 2, 5]]
self.assertTrue(ismatrice(this_matrix))
def test_valid_matrix_floats(self):
this_matrix = [[1.2, 2.1, 3.1], [9.9, 2.4, 5.1]]
self.assertTrue(ismatrice(this_matrix))