[3.10] bpo-45238: Fix unittest.IsolatedAsyncioTestCase.debug() (GH-28449) (GH-28521)
It runs now asynchronous methods and callbacks.
If it fails, doCleanups() can be called for cleaning up.
(cherry picked from commit ecb6922ff2d56476a6cfb0941ae55aca5e7fae3d)
Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>
diff --git a/Lib/unittest/async_case.py b/Lib/unittest/async_case.py
index 86ed704..c48380e 100644
--- a/Lib/unittest/async_case.py
+++ b/Lib/unittest/async_case.py
@@ -72,15 +72,15 @@ def _callCleanup(self, function, *args, **kwargs):
self._callMaybeAsync(function, *args, **kwargs)
def _callAsync(self, func, /, *args, **kwargs):
- assert self._asyncioTestLoop is not None
+ assert self._asyncioTestLoop is not None, 'asyncio test loop is not initialized'
ret = func(*args, **kwargs)
- assert inspect.isawaitable(ret)
+ assert inspect.isawaitable(ret), f'{func!r} returned non-awaitable'
fut = self._asyncioTestLoop.create_future()
self._asyncioCallsQueue.put_nowait((fut, ret))
return self._asyncioTestLoop.run_until_complete(fut)
def _callMaybeAsync(self, func, /, *args, **kwargs):
- assert self._asyncioTestLoop is not None
+ assert self._asyncioTestLoop is not None, 'asyncio test loop is not initialized'
ret = func(*args, **kwargs)
if inspect.isawaitable(ret):
fut = self._asyncioTestLoop.create_future()
@@ -109,7 +109,7 @@ async def _asyncioLoopRunner(self, fut):
fut.set_exception(ex)
def _setupAsyncioLoop(self):
- assert self._asyncioTestLoop is None
+ assert self._asyncioTestLoop is None, 'asyncio test loop already initialized'
loop = asyncio.new_event_loop()
asyncio.set_event_loop(loop)
loop.set_debug(True)
@@ -119,7 +119,7 @@ def _setupAsyncioLoop(self):
loop.run_until_complete(fut)
def _tearDownAsyncioLoop(self):
- assert self._asyncioTestLoop is not None
+ assert self._asyncioTestLoop is not None, 'asyncio test loop is not initialized'
loop = self._asyncioTestLoop
self._asyncioTestLoop = None
self._asyncioCallsQueue.put_nowait(None)
@@ -158,3 +158,12 @@ def run(self, result=None):
return super().run(result)
finally:
self._tearDownAsyncioLoop()
+
+ def debug(self):
+ self._setupAsyncioLoop()
+ super().debug()
+ self._tearDownAsyncioLoop()
+
+ def __del__(self):
+ if self._asyncioTestLoop is not None:
+ self._tearDownAsyncioLoop()