def test_flip_up_down():
mymatrix = MyMatrix([[1, 2], [3, 4]])
mymatrix.flip_up_down()
assert (repr(mymatrix) == '3 4 1 2')
assert (mymatrix.size() == (2, 2))
mymatrix = MyMatrix([[1, 2, 3, 4], [5, 6, 7, 8]])
mymatrix.flip_up_down()
assert (repr(mymatrix) == '5 6 7 8 1 2 3 4')
assert (mymatrix.size() == (2, 4))
mymatrix = MyMatrix([[0, 2], [3, 0]])
mymatrix.flip_up_down()
assert (repr(mymatrix) == '3 0 0 2')
mymatrix = MyMatrix([[0], [0]])
mymatrix.flip_up_down()
assert (repr(mymatrix) == '0 0')
def test_flip_left_right():
mymatrix = MyMatrix([[1, 2], [3, 4]])
mymatrix.flip_left_right()
assert (repr(mymatrix) == '2 1 4 3')
assert (mymatrix.size() == (2, 2))
mymatrix = MyMatrix([[1, 2, 3, 4], [5, 6, 7, 8]])
mymatrix.flip_left_right()
assert (repr(mymatrix) == '4 3 2 1 8 7 6 5')
assert (mymatrix.size() == (2, 4))
mymatrix = MyMatrix([[0, 2], [3, 0]])
mymatrix.flip_left_right()
assert (repr(mymatrix) == '2 0 0 3')
mymatrix = MyMatrix([[0], [0]])
mymatrix.flip_left_right()
assert (repr(mymatrix) == '0 0')
def test_transpose():
mymatrix = MyMatrix([[1, 2], [3, 4]])
mymatrix.transpose()
mymatrix.transposed()
assert (repr(mymatrix) == '1 3 2 4')
assert (mymatrix.size() == (2, 2))
mymatrix = MyMatrix([[1, 2, 3, 4], [5, 6, 7, 8]])
mymatrix.transpose()
mymatrix.transposed()
assert (mymatrix.size() == (4, 2))
assert (repr(mymatrix) == '1 5 2 6 3 7 4 8')
mymatrix = MyMatrix([[0, 2], [3, 0]])
mymatrix.transpose()
assert (repr(mymatrix) == '0 3 2 0')
mymatrix = MyMatrix([[0], [0]])
mymatrix.flip_left_right()
assert (repr(mymatrix) == '0 0')