def test_transpose(self):
m = Matrix(3,2)
m[0,0] = 0
m[1,0] = 2
m[2,0] = 4
m[0,1] = 1
m[1,1] = 3
m[2,1] = 5
mt = m.transpose( )
self.assertEqual(m[0,0] , 0)
self.assertEqual(m[1,0] , 2)
self.assertEqual(m[2,0] , 4)
self.assertEqual(m[0,1] , 1)
self.assertEqual(m[1,1] , 3)
self.assertEqual(m[2,1] , 5)
self.assertEqual( mt.rows() , m.columns())
self.assertEqual( mt.columns() , m.rows())
self.assertEqual(mt[0,0] , 0)
self.assertEqual(mt[1,0] , 1)
self.assertEqual(mt[0,1] , 2)
self.assertEqual(mt[1,1] , 3)
self.assertEqual(mt[0,2] , 4)
self.assertEqual(mt[1,2] , 5)
m.transpose( inplace = True )
self.assertEqual( m , mt )
def test_matmul(self):
m1 = Matrix(3,3)
m2 = Matrix(2,2)
with self.assertRaises(ValueError):
Matrix.matmul( m1 , m2 )
m = Matrix(3,2)
m[0,0] = 0
m[1,0] = 2
m[2,0] = 4
m[0,1] = 1
m[1,1] = 3
m[2,1] = 5
mt = m.transpose( )
m2 = Matrix.matmul( m , mt )
self.assertEqual( m2[0,0] , 1 )
self.assertEqual( m2[1,1] , 13 )
self.assertEqual( m2[2,2] , 41 )
