def test_setattr_member_entity(self):
from grease.entity import EntityComponentAccessor
from grease import Entity
world = TestWorld()
entity = Entity(world)
data = TestData(foo=5)
accessor = EntityComponentAccessor({entity: data}, entity)
self.assertEqual(data.foo, 5)
accessor.foo = 66
self.assertEqual(data.foo, 66)
accessor.bar = '!!'
self.assertEqual(data.bar, '!!')
def test_setattr_member_entity(self):
from grease.entity import EntityComponentAccessor
from grease import Entity
world = TestWorld()
entity = Entity(world)
data = TestData(foo=5)
accessor = EntityComponentAccessor({entity: data}, entity)
self.assertEqual(data.foo, 5)
accessor.foo = 66
self.assertEqual(data.foo, 66)
accessor.bar = '!!'
self.assertEqual(data.bar, '!!')
def test_setattr_nonmember_entity(self):
from grease.entity import EntityComponentAccessor
from grease import Entity
world = TestWorld()
entity = Entity(world)
component = TestComponent()
accessor = EntityComponentAccessor(component, entity)
self.assertRaises(AttributeError, getattr, entity, 'baz')
self.assertTrue(entity not in component)
accessor.baz = 1000
self.assertTrue(entity in component)
self.assertEqual(accessor.baz, 1000)
self.assertEqual(component[entity].baz, 1000)
def test_setattr_nonmember_entity(self):
from grease.entity import EntityComponentAccessor
from grease import Entity
world = TestWorld()
entity = Entity(world)
component = TestComponent()
accessor = EntityComponentAccessor(component, entity)
self.assertRaises(AttributeError, getattr, entity, 'baz')
self.assertTrue(entity not in component)
accessor.baz = 1000
self.assertTrue(entity in component)
self.assertEqual(accessor.baz, 1000)
self.assertEqual(component[entity].baz, 1000)
def test_getattr(self):
from grease.entity import EntityComponentAccessor
from grease import Entity
world = TestWorld()
entity = Entity(world)
component = {entity: TestData(foo=5)}
accessor = EntityComponentAccessor(component, entity)
self.assertEqual(accessor.foo, 5)
self.assertRaises(AttributeError, getattr, accessor, 'bar')
entity2 = Entity(world)
accessor = EntityComponentAccessor(component, entity2)
self.assertRaises(AttributeError, getattr, accessor, 'foo')
self.assertRaises(AttributeError, getattr, accessor, 'bar')
def test_truthiness(self):
from grease.entity import EntityComponentAccessor
from grease import Entity
world = TestWorld()
entity = Entity(world)
component = TestComponent()
accessor = EntityComponentAccessor(component, entity)
self.assertFalse(accessor)
component[entity] = 456
self.assertTrue(accessor)
