def test_add(self) -> None:
"""Tests the `add` method."""
with self.subTest("Successful addition"):
container = PropertiesContainer()
container.add(self.property)
self.assertIn(self.property, container)
with self.subTest("Unsuccessful addition if object already exists"):
container = PropertiesContainer()
container.add(self.property)
with self.assertRaises(ValueError):
container.add(self.property)
def test_contains(self) -> None:
"""Tests the `__contains__` method."""
container = PropertiesContainer()
container.add(self.property)
with self.subTest("object check"):
self.assertIn(self.property, container)
with self.subTest("type check"):
self.assertIn(OccupiedModals, container)
with self.subTest("str check"):
self.assertIn("OccupiedModals", container)
with self.subTest("TypeError"):
with self.assertRaises(TypeError):
self.assertIn(1, container)
def test_remove(self) -> None:
"""Tests the `remove` method."""
with self.subTest("Remove via object"):
container = PropertiesContainer()
container.add(self.property)
container.remove(self.property)
self.assertNotIn(self.property, container)
with self.subTest("Remove via type"):
container = PropertiesContainer()
container.add(self.property)
container.remove(OccupiedModals)
self.assertNotIn(OccupiedModals, container)
with self.subTest("Remove via str"):
container = PropertiesContainer()
container.add(self.property)
container.remove("OccupiedModals")
self.assertNotIn("OccupiedModals", container)
with self.subTest("TypeError"):
container = PropertiesContainer()
container.add(self.property)
with self.assertRaises(TypeError):
container.remove(1)
with self.subTest("KeyError"):
container = PropertiesContainer()
container.add(self.property)
with self.assertRaises(KeyError):
container.remove("MissingProperty")
def test_discard(self) -> None:
"""Tests the `discard` method."""
with self.subTest("Discard via object"):
container = PropertiesContainer()
container.add(self.property)
container.discard(self.property)
self.assertNotIn(self.property, container)
with self.subTest("Discard via type"):
container = PropertiesContainer()
container.add(self.property)
container.discard(OccupiedModals)
self.assertNotIn(OccupiedModals, container)
with self.subTest("Discard via str"):
container = PropertiesContainer()
container.add(self.property)
container.discard("OccupiedModals")
self.assertNotIn("OccupiedModals", container)
with self.subTest("TypeError"):
container = PropertiesContainer()
container.add(self.property)
with self.assertRaises(TypeError):
container.discard(1) # type: ignore[arg-type]
def test_iter(self) -> None:
"""Tests the `iter` method."""
container = PropertiesContainer()
container.add(self.property)
properties = list(container)
self.assertEqual(properties, [self.property])
def test_len(self) -> None:
"""Tests the `len` method."""
container = PropertiesContainer()
self.assertEqual(len(container), 0)
container.add(self.property)
self.assertEqual(len(container), 1)
def test_clear(self) -> None:
"""Tests the `clear` method."""
container = PropertiesContainer()
container.add(self.property)
container.clear()
self.assertNotIn(self.property, container)
def test_pop(self) -> None:
"""Tests the `pop` method."""
with self.subTest("Pop via object"):
container = PropertiesContainer()
container.add(self.property)
prop = container.pop()
self.assertNotIn(self.property, container)
self.assertEqual(prop, self.property)
with self.subTest("Pop via type"):
container = PropertiesContainer()
container.add(self.property)
prop = container.pop()
self.assertNotIn(OccupiedModals, container)
self.assertEqual(prop, self.property)
with self.subTest("Pop via str"):
container = PropertiesContainer()
container.add(self.property)
prop = container.pop()
self.assertNotIn("OccupiedModals", container)
self.assertEqual(prop, self.property)
with self.subTest("KeyError"):
container = PropertiesContainer()
with self.assertRaises(KeyError):
_ = container.pop()