| import unittest |
| from asyncgui import Event, TaskState, start, open_cancel_scope |
|
|
| class TestAsyncGUI(unittest.TestCase): |
|
|
| def test_wait_then_fire_then_fire(self): |
| e = Event() |
| task1 = start(e.wait()) |
| task2 = start(e.wait()) |
| self.assertEqual(task1.state, TaskState.STARTED) |
| self.assertEqual(task2.state, TaskState.STARTED) |
| e.fire() |
| self.assertEqual(task1.state, TaskState.FINISHED) |
| self.assertEqual(task2.state, TaskState.FINISHED) |
| e.fire() |
|
|
| def test_fire_then_wait_then_fire(self): |
| e = Event() |
| e.fire() |
| task1 = start(e.wait()) |
| task2 = start(e.wait()) |
| self.assertEqual(task1.state, TaskState.STARTED) |
| self.assertEqual(task2.state, TaskState.STARTED) |
| e.fire() |
| self.assertEqual(task1.state, TaskState.FINISHED) |
| self.assertEqual(task2.state, TaskState.FINISHED) |
|
|
| def test_cancel(self): |
| async def async_fn(ctx, e): |
| async with open_cancel_scope() as scope: |
| ctx['scope'] = scope |
| await e.wait() |
| self.fail() |
| await sleep_forever() |
|
|
| ctx = {} |
| e = Event() |
| task = start(async_fn(ctx, e)) |
| self.assertEqual(task.state, TaskState.STARTED) |
| ctx['scope'].cancel() |
| self.assertEqual(task.state, TaskState.STARTED) |
| e.fire() |
| self.assertEqual(task.state, TaskState.STARTED) |
| task._step() |
| self.assertEqual(task.state, TaskState.FINISHED) |
|
|
| def test_complicated_cancel(self): |
| async def async_fn_1(ctx, e): |
| await e.wait() |
| ctx['scope'].cancel() |
|
|
| async def async_fn_2(ctx, e): |
| async with open_cancel_scope() as scope: |
| ctx['scope'] = scope |
| await e.wait() |
| self.fail() |
| await sleep_forever() |
|
|
| ctx = {} |
| e = Event() |
| task1 = start(async_fn_1(ctx, e)) |
| task2 = start(async_fn_2(ctx, e)) |
| self.assertEqual(e._waiting_tasks, [task1, task2]) |
| self.assertEqual(task2.state, TaskState.STARTED) |
| e.fire() |
| self.assertEqual(task1.state, TaskState.FINISHED) |
| self.assertEqual(task2.state, TaskState.STARTED) |
| self.assertEqual(e._waiting_tasks, []) |
| task2._step() |
| self.assertEqual(task2.state, TaskState.FINISHED) |
|
|
| def test_value_passing(self): |
| async def async_fn1(e): |
| args, kwargs = await e.wait() |
| self.assertEqual(args, (2,)) |
| self.assertEqual(kwargs, {'crow': 'raven'}) |
|
|
| args, kwargs = await e.wait() |
| self.assertEqual(args, (3,)) |
| self.assertEqual(kwargs, {'toad': 'frog'}) |
|
|
| async def async_fn2(e): |
| args, kwargs = await e.wait() |
| self.assertEqual(args, (3,)) |
| self.assertEqual(kwargs, {'toad': 'frog'}) |
|
|
| e = Event() |
| e.fire(1, crocodile='alligator') |
|
|
| task1 = start(async_fn1(e)) |
| self.assertEqual(task1.state, TaskState.STARTED) |
|
|
| e.fire(2, crow='raven') |
| self.assertEqual(task1.state, TaskState.STARTED) |
|
|
| task2 = start(async_fn2(e)) |
| self.assertEqual(task1.state, TaskState.STARTED) |
| self.assertEqual(task2.state, TaskState.STARTED) |
|
|
| e.fire(3, toad='frog') |
| self.assertEqual(task1.state, TaskState.FINISHED) |
| self.assertEqual(task2.state, TaskState.FINISHED) |
|
|
| if __name__ == '__main__': |
| unittest.main() |
