async def does_script_run_without_error(self) -> Tuple[bool, str]:
"""Load and execute the app's script to verify it runs without an error.
Returns
-------
(True, "ok") if the script completes without error, or (False, err_msg)
if the script raises an exception.
"""
session_data = SessionData(self._main_script_path, self._command_line)
local_sources_watcher = LocalSourcesWatcher(session_data)
session = AppSession(
ioloop=self._ioloop,
session_data=session_data,
uploaded_file_manager=self._uploaded_file_mgr,
message_enqueued_callback=self._enqueued_some_message,
local_sources_watcher=local_sources_watcher,
)
try:
session.request_rerun(None)
now = time.perf_counter()
while (SCRIPT_RUN_WITHOUT_ERRORS_KEY not in session.session_state
and (time.perf_counter() - now) < SCRIPT_RUN_CHECK_TIMEOUT):
await tornado.gen.sleep(0.1)
if SCRIPT_RUN_WITHOUT_ERRORS_KEY not in session.session_state:
return False, "timeout"
ok = session.session_state[SCRIPT_RUN_WITHOUT_ERRORS_KEY]
msg = "ok" if ok else "error"
return ok, msg
finally:
session.shutdown()
def test_passes_client_state_on_run_on_save(self, _):
rs = AppSession(
None, SessionData("", ""), UploadedFileManager(), None, MagicMock()
)
rs._run_on_save = True
rs.request_rerun = MagicMock()
rs._on_source_file_changed()
rs.request_rerun.assert_called_once_with(rs._client_state)