def test_new_matrix():
data = [
[1.0, 2.0, 3.0],
[4.0, 5.0, 6.0],
]
m = Matrix(data)
assert m.get_data() == data
with pytest.raises(ValueError):
Matrix([
[1.0, 2.0, 3.0],
[4.0, 5.0],
])
with pytest.raises(ValueError):
Matrix([])
with pytest.raises(ValueError):
Matrix([
[],
[]
])
