async def media_app(request, nursery, tmp_path): ts0 = time.perf_counter() from kivy.core.window import Window from kivy.context import Context from kivy.clock import ClockBase from kivy.base import stopTouchApp from kivy.logger import LoggerHistory context = Context(init=False) context['Clock'] = ClockBase(async_lib='trio') context.push() Window.create_window() Window.register() Window.initialized = True Window.canvas.clear() from more_kivy_app.app import report_exception_in_app import cpl_media cpl_media.error_callback = report_exception_in_app app = DemoTestApp(yaml_config_path=str(tmp_path / 'config.yaml'), ini_file=str(tmp_path / 'config.ini')) try: app.set_async_lib('trio') nursery.start_soon(app.async_run) ts = time.perf_counter() while not app.app_has_started: await trio.sleep(.1) if time.perf_counter() - ts >= 10: raise TimeoutError() await app.wait_clock_frames(5) ts1 = time.perf_counter() yield app ts2 = time.perf_counter() stopTouchApp() ts = time.perf_counter() while not app.app_has_stopped: await trio.sleep(.1) if time.perf_counter() - ts >= 10: raise TimeoutError() finally: stopTouchApp() app.clean_up() for child in Window.children[:]: Window.remove_widget(child) context.pop() del context LoggerHistory.clear_history() ts3 = time.perf_counter() print(ts1 - ts0, ts2 - ts1, ts3 - ts2)
async def __aexit__(self, exc_type, exc_val, exc_tb): from kivy.core.window import Window from kivy.animation import Animation from kivy.base import stopTouchApp from kivy.logger import LoggerHistory stopTouchApp() for anim in list(Animation._instances): anim._unregister() for child in Window.children[:]: Window.remove_widget(child) self._context.pop() self._context = None LoggerHistory.clear_history()
async def kivy_app(request, nursery): gc.collect() if apps: last_app, last_request = apps.pop() assert last_app() is None, \ 'Memory leak: failed to release app for test ' + repr(last_request) from os import environ environ['KIVY_USE_DEFAULTCONFIG'] = '1' # force window size + remove all inputs from kivy.config import Config Config.set('graphics', 'width', '320') Config.set('graphics', 'height', '240') for items in Config.items('input'): Config.remove_option('input', items[0]) from kivy.core.window import Window from kivy.context import Context from kivy.clock import ClockBase from kivy.factory import FactoryBase, Factory from kivy.app import App from kivy.lang.builder import BuilderBase, Builder from kivy.base import stopTouchApp from kivy import kivy_data_dir from kivy.logger import LoggerHistory kivy_eventloop = environ.get('KIVY_EVENTLOOP', 'asyncio') if kivy_eventloop == 'asyncio': pytest.importorskip( 'pytest_asyncio', reason='KIVY_EVENTLOOP == "asyncio" but ' '"pytest_asyncio" is not installed') async_lib = 'asyncio' elif kivy_eventloop == 'trio': pytest.importorskip( 'pytest_trio', reason='KIVY_EVENTLOOP == "trio" but ' '"pytest_trio" is not installed') async_lib = 'trio' else: pytest.skip( 'KIVY_EVENTLOOP must be set to either of "asyncio" or ' '"trio" to run async tests') context = Context(init=False) context['Clock'] = ClockBase(async_lib=async_lib) # have to make sure all global kv files are loaded before this because # globally read kv files (e.g. on module import) will not be loaded again # in the new builder, except if manually loaded, which we don't do context['Factory'] = FactoryBase.create_from(Factory) context['Builder'] = BuilderBase.create_from(Builder) context.push() Window.create_window() Window.register() Window.initialized = True Window.canvas.clear() app = request.param[0]() app.set_async_lib(async_lib) if async_lib == 'asyncio': import asyncio loop = asyncio.get_event_loop() loop.create_task(app.async_run()) else: nursery.start_soon(app.async_run) from kivy.clock import Clock Clock._max_fps = 0 ts = time.perf_counter() while not app.app_has_started: await app.async_sleep(.1) if time.perf_counter() - ts >= 10: raise TimeoutError() await app.wait_clock_frames(5) yield app stopTouchApp() ts = time.perf_counter() while not app.app_has_stopped: await app.async_sleep(.1) if time.perf_counter() - ts >= 10: raise TimeoutError() for child in Window.children[:]: Window.remove_widget(child) context.pop() # release all the resources del context LoggerHistory.clear_history() apps.append((weakref.ref(app), request)) del app gc.collect()
if __name__ == '__main__': import os if os.environ.get('COVERAGE_PROCESS_START', None) == '1': import coverage coverage.process_startup() import multiprocessing multiprocessing.freeze_support() from ceed.main import run_app app = run_app() from kivy.core.window import Window for child in Window.children[:]: Window.remove_widget(child) from kivy.logger import LoggerHistory LoggerHistory.clear_history() import gc import weakref app = weakref.ref(app) gc.collect() import logging if app() is not None: logging.error('Memory leak: failed to release app for test ') import objgraph objgraph.show_backrefs( [app()], filename=r'E:\backrefs.png', max_depth=100, too_many=1) # objgraph.show_chain( # objgraph.find_backref_chain( # app(), objgraph.is_proper_module),
async def ceed_app(request, nursery, temp_file, tmp_path, tmp_path_factory, app_list): params = request.param if hasattr(request, 'param') and request.param else {} ts0 = time.perf_counter() from kivy.core.window import Window from kivy.context import Context from kivy.clock import ClockBase from kivy.animation import Animation from kivy.base import stopTouchApp from kivy.factory import FactoryBase, Factory from kivy.lang.builder import BuilderBase, Builder from kivy.logger import LoggerHistory context = Context(init=False) context['Clock'] = ClockBase(async_lib='trio') # context['Factory'] = FactoryBase.create_from(Factory) # have to make sure all ceed files are imported before this because # globally read kv files will not be loaded again in the new builder, # except if manually loaded, which we don't do # context['Builder'] = BuilderBase.create_from(Builder) context.push() Window.create_window() Window.register() Window.initialized = True Window.canvas.clear() from kivy.clock import Clock Clock._max_fps = 0 import ceed.view.controller ceed.view.controller.ignore_vpixx_import_error = True if params.get('persist_config'): base = str(tmp_path_factory.getbasetemp() / params['persist_config']) app = CeedTestApp(json_config_path=base + 'config.yaml', ini_file=base + 'config.ini', open_player_thread=False) else: app = CeedTestApp(json_config_path=temp_file('config.yaml'), ini_file=temp_file('config.ini'), open_player_thread=False) app.ceed_data.root_path = str(tmp_path) try: app.set_async_lib('trio') nursery.start_soon(app.async_run) ts = time.perf_counter() while not app.app_has_started: await trio.sleep(.1) if time.perf_counter() - ts >= 120: raise TimeoutError() await app.wait_clock_frames(5) ts1 = time.perf_counter() yield weakref.proxy(app) ts2 = time.perf_counter() stopTouchApp() ts = time.perf_counter() while not app.app_has_stopped: await trio.sleep(.1) if time.perf_counter() - ts >= 40: raise TimeoutError() finally: stopTouchApp() for anim in list(Animation._instances): anim._unregister() app.clean_up() for child in Window.children[:]: Window.remove_widget(child) context.pop() del context LoggerHistory.clear_history() app_list.append((weakref.ref(app), weakref.ref(request))) ts3 = time.perf_counter() print(ts1 - ts0, ts2 - ts1, ts3 - ts2)