def test_reset_row_column(self):
'''
Tests the reset_row_column method of the Calculator class.
'''
matrix = [[1, 2, 3, 6] , [2, 4, 5, 4], [5, 7, 9, 3], [6, 3, 9, 1]]
Calculator.reset_row_column(0, 2, matrix)
# Tests the row and column values for index1
self.assertEqual(0, matrix[0][0])
self.assertEqual(0, matrix[0][1])
self.assertEqual(0, matrix[0][2])
self.assertEqual(0, matrix[0][3])
self.assertEqual(0, matrix[1][0])
self.assertEqual(0, matrix[2][0])
self.assertEqual(0, matrix[3][0])
# Tests the row and column values for index2
self.assertEqual(0, matrix[2][0])
self.assertEqual(0, matrix[2][1])
self.assertEqual(0, matrix[2][2])
self.assertEqual(0, matrix[2][3])
self.assertEqual(0, matrix[0][2])
self.assertEqual(0, matrix[1][2])
self.assertEqual(0, matrix[2][2])
self.assertEqual(0, matrix[3][2])
