ReAwaitable does not support concurrent await call

Empieza ejecutando tests/test_primitives/test_reawaitable/test_reawaitable_concurrency.py tanto para el caso de trio como para el de asyncio. Lee project/primitives/reawaitable.py alrededor de la línea 109, donde se espera la coroutine, y compara el comportamiento con el escenario de tareas concurrentes. Se considera completado cuando ReAwaitable puede ser esperado por varias tareas simultáneas sin producir el RuntimeError reportado.

Bug report

What's wrong

ReAwaitable cannot be awaited from multiple asyncio tasks simultaneously, and raises exception.

<user>/Library/Caches/pypoetry/virtualenvs/project-env/bin/python /Applications/PyCharm.app/Contents/plugins/python-ce/helpers/pycharm/_jb_pytest_runner.py --target test_reawaitable_concurrency.py::test_concurrent_awaitable
Testing started at 16:14 ...
Launching pytest with arguments test_reawaitable_concurrency.py::test_concurrent_awaitable --no-header --no-summary -q in <user>/repos/project/tests/test_primitives/test_reawaitable

============================= test session starts ==============================
collecting ... collected 2 items
Running 2 items in this shard: tests/test_primitives/test_reawaitable/test_reawaitable_concurrency.py::test_concurrent_awaitable[trio], tests/test_primitives/test_reawaitable/test_reawaitable_concurrency.py::test_concurrent_awaitable[asyncio]

test_reawaitable_concurrency.py::test_concurrent_awaitable[trio] 
test_reawaitable_concurrency.py::test_concurrent_awaitable[asyncio] <user>/Library/Caches/pypoetry/virtualenvs/project-env/lib/python3.12/site-packages/coverage/inorout.py:524: CoverageWarning: Module project was previously imported, but not measured (module-not-measured)
  self.warn(msg, slug="module-not-measured")

ERROR: Coverage failure: total of 1 is less than fail-under=100


============================== 2 failed in 1.29s ===============================
FAILED  [ 50%]
tests/test_primitives/test_reawaitable/test_reawaitable_concurrency.py:10 (test_concurrent_awaitable[trio])
+ Exception Group Traceback (most recent call last):
  |   File "<user>/Library/Caches/pypoetry/virtualenvs/project-env/lib/python3.12/site-packages/_pytest/runner.py", line 341, in from_call
  |     result: TResult | None = func()
  |                              ^^^^^^
  [...multiple frames omitted for brevity...]
  |   File "<user>/repos/project/tests/test_primitives/test_reawaitable/test_reawaitable_concurrency.py", line 17, in test_concurrent_awaitable
  |     async with anyio.create_task_group() as tg:
  |                ^^^^^^^^^^^^^^^^^^^^^^^^^
  |   File "<user>/Library/Caches/pypoetry/virtualenvs/project-env/lib/python3.12/site-packages/anyio/_backends/_trio.py", line 191, in __aexit__
  |     return await self._nursery_manager.__aexit__(exc_type, exc_val, exc_tb)
  | ExceptionGroup: Exceptions from Trio nursery (1 sub-exception)
  +-+---------------- 1 ----------------
    | Traceback (most recent call last):
    |   File "<user>/repos/project/tests/test_primitives/test_reawaitable/test_reawaitable_concurrency.py", line 16, in await_reawaitable
    |     return await reawaitable
    |            ^^^^^^^^^^^^^^^^^
    |   File "<user>/repos/project/project/primitives/reawaitable.py", line 109, in _awaitable
    |     self._cache = await self._coro
    |                   ^^^^^^^^^^^^^^^^
    | RuntimeError: coroutine is being awaited already
    +------------------------------------
FAILED [100%]
[... similar traceback omitted for brevity ...]
<user>/Library/Caches/pypoetry/virtualenvs/project-env/lib/python3.12/site-packages/pytest_cov/plugin.py:355: CovFailUnderWarning: Coverage failure: total of 1 is less than fail-under=100
  warnings.warn(CovFailUnderWarning(message), stacklevel=1)

How is that should be

ReAwaitable should be awaitable from multiple simultaneous tasks.

System information

• returns version: 0.25.0
• pytest version (if any): 8.3.4