def test_blocking(self):
self.threadSwitch = False
mainSwitch = False
ps = PhysicsSnapshot()
def grabSnapshot():
ps.acquire()
self.threadSwitch = True
# wait long enough that the main thread acquires the snapshot
time.sleep(0.05)
# verify the main thread was blocked from flipping mainSwitch
self.assertTrue(not mainSwitch)
self.threadSwitch = False
ps.release()
time.sleep(0.1)
# verify the main thread has taken over again and flipped
# mainSwitch
self.assertTrue(mainSwitch)
thread = Thread(target=grabSnapshot)
thread.start()
# wait long enough that the side thread flips threadSwitch
time.sleep(0.01)
# verify that the side thread has flipped threadSwitch
self.assertTrue(self.threadSwitch)
ps.acquire()
# verify that the side thread has flipped it back
self.assertTrue(not self.threadSwitch)
mainSwitch = True
del self.threadSwitch
def test_record(self):
ps = PhysicsSnapshot()
self.assertEqual(ps.kinematics, {})
ps.record("TEST_BODY", (0,1,2), (3,2,1))
k = ps.kinematics["TEST_BODY"]
self.assertEqual(k.position, (0,1,2))
self.assertEqual(k.velocity, (3,2,1))
def test_okay_to_delete(self):
ps = PhysicsSnapshot()
ps.game_loop_finish()
self.assertTrue(not ps.okay_to_delete)
ps.graphics_loop_finish()
self.assertTrue(ps.okay_to_delete)
del ps
ps = PhysicsSnapshot()
ps.graphics_loop_finish()
self.assertTrue(not ps.okay_to_delete)
ps.game_loop_finish()
self.assertTrue(ps.okay_to_delete)
del ps
def test_release(self):
ps = PhysicsSnapshot()
with self.assertRaises(ThreadError):
ps.release()
