def test_random2(self):
input = [
[11, 2, 4],
[4, 5, 6],
[10, 8, -12],
]
output = diagonal_difference(arr=input)
expected = 15
self.assertEqual(output, expected)
def test_minusone(self):
input = [[-1, -1, -1], [-1, -1, -1], [-1, -1, -1]]
output = diagonal_difference(arr=input)
expected = 0
self.assertEqual(output, expected)
def test_random1(self):
input = [[27, 5, 9, 9], [1, 6, 5, -7], [1, -1, -3, -4], [6, 7, 8, 9]]
output = diagonal_difference(arr=input)
expected = 20
self.assertEqual(output, expected)
def test_sample(self):
input = [[1, 2, 3], [4, 5, 6], [9, 8, 9]]
output = diagonal_difference(arr=input)
expected = 2
self.assertEqual(output, expected)
def test_diagonalzero(self):
input = [[0, 67, 0], [67, 0, 67], [0, 67, 0]]
output = diagonal_difference(arr=input)
expected = 0
self.assertEqual(output, expected)
def test_onenumber(self):
input = [[1]]
output = diagonal_difference(arr=input)
expected = 0
self.assertEqual(output, expected)