def test_zero_matrix(self):
matrix = [[1, 1, 1], [1, 1, 1], [1, 1, 1], [1, 1, 1]]
expected_output = [[1, 1, 1], [1, 1, 1], [1, 1, 1], [1, 1, 1]]
zero_matrix(matrix)
self.assertEqual(matrix, expected_output)
matrix = [[1, 0, 1], [1, 1, 1], [1, 1, 1], [1, 1, 1]]
zero_matrix(matrix)
expected_output = [[0, 0, 0], [1, 0, 1], [1, 0, 1], [1, 0, 1]]
self.assertEqual(matrix, expected_output)
matrix = [[1, 1, 1], [1, 1, 0], [1, 1, 1], [1, 1, 1]]
zero_matrix(matrix)
expected_output = [[1, 1, 0], [0, 0, 0], [1, 1, 0], [1, 1, 0]]
self.assertEqual(matrix, expected_output)
matrix = [[0, 1, 1, 1], [1, 1, 1, 1], [1, 1, 1, 1], [1, 1, 1, 0]]
zero_matrix(matrix)
expected_output = [[0, 0, 0, 0], [0, 1, 1, 0], [0, 1, 1, 0],
[0, 0, 0, 0]]
self.assertEqual(matrix, expected_output)
matrix = [[0, 1, 1, 1], [1, 0, 1, 1], [1, 1, 0, 1], [1, 1, 1, 0]]
zero_matrix(matrix)
expected_output = [[0, 0, 0, 0], [0, 0, 0, 0], [0, 0, 0, 0],
[0, 0, 0, 0]]
self.assertEqual(matrix, expected_output)
def test_zero_matrix_4(self):
matrix = [
[1, 1, 0, 1],
[1, 0, 1, 1],
[1, 1, 1, 1]]
solution = [
[0, 0, 0, 0],
[0, 0, 0, 0],
[1, 0, 0, 1]]
zero_matrix(matrix)
self.assertEquals(matrix, solution)
def test(self):
self.assertEqual(
zero_matrix([[0, 1, 2, 3], [1, 2, 3, 0], [1, 2, 3, 4],
[1, 2, 3, 4]]),
[[0, 0, 0, 0], [0, 0, 0, 0], [0, 2, 3, 0], [0, 2, 3, 0]])
self.assertEqual(
zero_matrix([[1, 2, 3, 4], [5, 6, 7, 8], [9, 10, 11, 12],
[13, 0, 15, 16]]),
[[1, 0, 3, 4], [5, 0, 7, 8], [9, 0, 11, 12], [0, 0, 0, 0]])
self.assertEqual(
zero_matrix([[1, 2, 3, 4, 0], [0, 7, 8, 9, 10], [11, 0, 13, 0, 15],
[16, 17, 0, 19,
20]]), [[0, 0, 0, 0, 0], [0, 0, 0, 0, 0],
[0, 0, 0, 0, 0], [0, 0, 0, 0, 0]])
def test_empty_matrix(self):
matrix = []
zero_matrix(matrix)
self.assertEquals(matrix, [])
