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)