def test_record_container(self):
container = RecordContainer()
# add records
for i in range(7):
container.record(SentinelRecord())
self.assertEqual(len(container._records), 7)
# save records
container.save_to_file(self.filename)
with open(self.filename, 'r') as handle:
lines = handle.readlines()
self.assertEqual(lines, ['\n'] * 7)
def test_change_event_recorder(self):
test_object = TestObject()
container = RecordContainer()
recorder = ChangeEventRecorder(container=container)
trait_notifiers.set_change_event_tracers(
pre_tracer=recorder.pre_tracer, post_tracer=recorder.post_tracer)
try:
test_object.number = 5.0
finally:
trait_notifiers.clear_change_event_tracers()
filename = os.path.join(self.directory, 'MainThread.trace')
container.save_to_file(filename)
with open(filename, 'r') as handle:
lines = handle.readlines()
self.assertEqual(len(lines), 4)
# very basic checking
self.assertTrue(
"-> 'number' changed from 2.0 to 5.0 in 'TestObject'\n" in
lines[0])
self.assertTrue('CALLING' in lines[1])
self.assertTrue('EXIT' in lines[2])