def test_matrix_scale(self):
m = Matrix(2,2 , value = 1)
m.scaleColumn(0 , 2)
self.assertEqual(2 , m[0,0])
self.assertEqual(2 , m[1,0])
m.setAll(1)
m.scaleRow(1 , 2 )
self.assertEqual(2 , m[1,0])
self.assertEqual(2 , m[1,1])
with self.assertRaises(IndexError):
m.scaleColumn(10 , 99)
with self.assertRaises(IndexError):
m.scaleRow(10 , 99)
