suou/tests/test_mat.py

47 lines
No EOL
1,020 B
Python

import unittest
from suou.mat import Matrix
class TestMat(unittest.TestCase):
def setUp(self):
self.m_a = Matrix([
[2, 2],
[1, 3]
])
self.m_b = Matrix([
[1], [-4]
])
def tearDown(self) -> None:
...
def test_transpose(self):
self.assertEqual(
self.m_a.T,
Matrix([
[2, 1],
[2, 3]
])
)
self.assertEqual(
self.m_b.T,
Matrix([[1, -4]])
)
def test_mul(self):
self.assertEqual(
self.m_b.T @ self.m_a,
Matrix([
[-2, -10]
])
)
self.assertEqual(
self.m_a @ self.m_b,
Matrix([
[-6], [-11]
])
)
def test_shape(self):
self.assertEqual(self.m_a.shape(), (2, 2))
self.assertEqual(self.m_b.shape(), (2, 1))
self.assertEqual(self.m_b.T.shape(), (1, 2))