def test_initialization(self):
p = m.Vector2dList()
self.assertEqual(len(p), 0)
p = m.Vector2dList([[1, 1]])
self.assertEqual(len(p), 1)
with self.assertRaises(RuntimeError):
p = m.Vector2dList([1, 2, 3])
def test_is_subscribable(self):
p = m.Vector2dList([[1, 2], [3, 4]])
self.assertEqual(len(p), 2)
npt.assert_almost_equal(p[0], [1, 2])
npt.assert_almost_equal(p[1], [3, 4])
p[0] = [0, 0]
npt.assert_almost_equal(p[0], [0, 0])
def test_is_extendable(self):
p = m.Vector2dList()
p.append([1, 2])
p.extend([[3, 4], [5, 6]])
self.assertEqual(len(p), 3)
npt.assert_almost_equal(p[0], [1, 2])
npt.assert_almost_equal(p[1], [3, 4])
npt.assert_almost_equal(p[2], [5, 6])
def test_is_popable(self):
p = m.Vector2dList([[0, 0], [1, 1], [2, 2]])
npt.assert_almost_equal(p.pop(), [2, 2])
self.assertEqual(len(p), 2)
npt.assert_almost_equal(p.pop(1), [1, 1])
self.assertEqual(len(p), 1)
npt.assert_almost_equal(p.pop(0), [0, 0])
self.assertEqual(len(p), 0)
with self.assertRaises(IndexError):
p.pop()
def test_is_iterable(self):
p = m.Vector2dList([[0, 0], [1, 1], [2, 2]])
for i, v in p:
npt.assert_almost_equal(v, [i, i])
def test_is_clearable(self):
p = m.Vector2dList([[1, 1]])
self.assertEqual(len(p), 1)
p.clear()
self.assertEqual(len(p), 0)