def open_problem(problem_id, block=Block.ONCE):
"""Open the problem inspector for the specified problem.
Args:
problem_id (str):
Submitted problem identity, as returned by SAPI.
block (:class:`Block`/str/bool, optional, default: :obj:`Block.ONCE`):
Blocking behavior after opening up the web browser preview as set
by :class:`Block` value.
"""
# accept string name for `block`
if isinstance(block, str):
block = Block(block.lower())
app_server.ensure_started()
url = app_server.get_inspect_url(problem_id)
# open url and block if requested
view(url)
if block is Block.ONCE:
app_server.wait_problem_accessed(problem_id)
elif block is Block.FOREVER or block is True:
app_server.wait_shutdown()
return url
def test_show_no_block(self):
# exclude potential server start-up time from timing tests below
app_server.ensure_started()
# show shouldn't block regardless of problem inspector opening or not
with self.assertMaxRuntime(2000):
show(self.response, block=Block.NEVER)
def test_show_block_timeout(self):
# exclude potential server start-up time from timing tests below
app_server.ensure_started()
# show blocks until timeout
with self.assertMaxRuntime(2000):
show(self.response, block=Block.ONCE, timeout=1)
with self.assertMaxRuntime(2000):
show(self.response, block=True, timeout=1)
def test_show_block_once(self):
# exclude potential server start-up time from timing tests below
app_server.ensure_started()
# show should block until first access
with ThreadPoolExecutor(max_workers=1) as executor:
with self.assertMaxRuntime(2000):
# notify the inspector server the `problem_id` has been "viewed" by
# our mock browser/viewer (async)
fut = executor.submit(self.notify_problem_loaded, problem_id=self.problem_id)
show(self.response, block=Block.ONCE)
fut.result()
def test_smoke(self):
self.assertTrue(app_server.ensure_started())
app_server.stop()