async def test_it_can_have_multiple_nested_transactions(self):
callback = asynctest.CoroutineMock()
now = Mock(side_effect=[
self.time,
self.time,
self.time,
self.time + 1,
self.time + 2,
self.time + 3,
])
with patch("asyncworker.utils.now", now):
async with Timeit(name="a", callback=callback) as timeit:
# do some database access
async with timeit(name="b"):
# do some processing
async with timeit(name="c"):
"""do some other time costly stuff"""
callback.assert_awaited_once_with(
**{
Timeit.TRANSACTIONS_KEY: {
"a": 3.0,
"b": 2.0,
"c": 1.0
},
"exc_type": None,
"exc_val": None,
"exc_tb": None,
})
async def test_it_can_have_multiple_nested_transactions(self):
callback = asynctest.CoroutineMock()
now = Mock(side_effect=[
self.time, self.time, self.time, self.time + 1, self.time +
2, self.time + 3
])
with patch('asyncworker.utils.now', now):
async with Timeit(name='a', callback=callback) as timeit:
# do some database access
async with timeit(name='b'):
# do some processing
async with timeit(name='c'):
"""do some other time costly stuff"""
callback.assert_awaited_once_with(
**{
Timeit.TRANSACTIONS_KEY: {
'a': 3.0,
'b': 2.0,
'c': 1.0
},
'exc_type': None,
'exc_val': None,
'exc_tb': None
})
async def test_it_calculates_time_delta(self):
now = Mock(side_effect=[self.time, self.time_plus_1_sec])
with patch('asyncworker.utils.now', now):
async with Timeit(name="Xablau",
callback=asynctest.CoroutineMock()) as timeit:
pass
self.assertEqual(timeit.time_delta, 1.0)
async def test_initializing_more_than_one_transation_with_the_same_name_on_the_same_scope_raises_an_error(
self):
callback = asynctest.CoroutineMock()
with self.assertRaises(ValueError):
async with Timeit(name="a", callback=callback) as timeit:
pass
async with timeit(name="a"):
pass
async def test_it_calculates_time_delta(self):
now = Mock(side_effect=[self.time, self.time + 1])
with patch("asyncworker.utils.now", now):
async with Timeit(name="Xablau",
callback=asynctest.CoroutineMock()) as timeit:
pass
self.assertEqual(timeit._transactions["Xablau"], 1.0)
async def test_it_calls_callback_on_context_end(self):
coro = asynctest.CoroutineMock()
times = [self.time, self.time_plus_1_sec]
with patch('asyncworker.utils.now', Mock(side_effect=times)):
async with Timeit(name="Xablau", callback=coro) as timeit:
coro.assert_not_awaited()
coro.assert_awaited_once_with(timeit.name, timeit.time_delta, None,
None, None)
async def test_it_calls_callback_with_exc_parameters_if_an_exception_is_raised(
self):
coro = asynctest.CoroutineMock()
try:
async with Timeit(name="Xablau", callback=coro) as timeit:
raise KeyError("Xablau")
except KeyError as e:
coro.assert_awaited_once_with(timeit.name, timeit.time_delta,
KeyError, e, e.__traceback__)
async def test_timeit_children_share_a_common_transactions_state(self):
callback = asynctest.CoroutineMock()
async with Timeit(name="a", callback=callback) as timeit:
pass
async with timeit(name="b") as child1:
self.assertEqual(id(child1._transactions),
id(timeit._transactions))
async with timeit(name="c") as child2:
self.assertEqual(id(child2._transactions),
id(timeit._transactions))
async def test_it_calls_callback_on_context_end(self):
callback = asynctest.CoroutineMock()
times = [self.time, self.time + 1]
with patch("asyncworker.utils.now", Mock(side_effect=times)):
async with Timeit(name="Xablau", callback=callback) as timeit:
callback.assert_not_awaited()
callback.assert_awaited_once_with(
**{
Timeit.TRANSACTIONS_KEY: timeit._transactions,
"exc_type": None,
"exc_val": None,
"exc_tb": None,
})
async def test_it_calls_callback_with_exc_parameters_if_an_exception_is_raised(
self):
coro = asynctest.CoroutineMock()
try:
async with Timeit(name="Xablau", callback=coro) as timeit:
raise KeyError("Xablau")
except KeyError as e:
coro.assert_awaited_once_with(
**{
Timeit.TRANSACTIONS_KEY: timeit._transactions,
"exc_type": KeyError,
"exc_val": e,
"exc_tb": e.__traceback__,
})
async def test_it_marks_finishing_times(self):
coro = asynctest.CoroutineMock()
async with Timeit(name="Xablau", callback=coro) as timeit:
pass
self.assertEqual(timeit.finish, 1_149_573_967.0)
async def test_it_marks_starting_times(self):
coro = asynctest.CoroutineMock()
async with Timeit(name="Xablau", callback=coro) as timeit:
self.assertEqual(timeit.start, 1_149_573_966.0)