def test_events(self):
trace = [
MacroStep(0, [MicroStep(Event('a'))]),
MacroStep(0, [MicroStep(Event('b'))]),
MacroStep(0, [MicroStep(Event('c'))]),
MacroStep(0, [MicroStep(Event('d'))]),
]
self.assertListEqual(
story_from_trace(trace),
[Event('a'), Event('b'),
Event('c'), Event('d')])
def test_event_consumed(self):
story = teststory_from_trace([])
self.assertNotIn(Event('event consumed'), story)
story = teststory_from_trace([MacroStep(0, [])])
self.assertNotIn(Event('event consumed'), story)
story = teststory_from_trace([MacroStep(0, [MicroStep()])])
self.assertNotIn(Event('event consumed'), story)
story = teststory_from_trace(
[MacroStep(0, [MicroStep(event=Event('a'))])])
self.assertIn(Event('event consumed', event=Event('a')), story)
def test_single_step(self):
trace = [
MacroStep(0,
steps=[
MicroStep(entered_states=['a', 'b', 'c'],
transition=Transition('x')),
MicroStep(entered_states=['a', 'b'],
transition=Transition('x')),
MicroStep(entered_states=['a']),
MicroStep(entered_states=[])
])
]
self.assertEqual(
coverage_from_trace(trace),
(Counter(a=3, b=2, c=1), Counter({Transition('x'): 2})))
def test_single_step(self):
trace = [MacroStep(0, steps=[
MicroStep(entered_states=['a', 'b', 'c'], exited_states=['b'], transition=Transition('x')),
MicroStep(entered_states=['a', 'b'], exited_states=['c'], transition=Transition('x')),
MicroStep(entered_states=['a']),
MicroStep(entered_states=[])
])]
expected = {
'entered states': Counter(a=3, b=2, c=1),
'exited states': Counter(b=1, c=1),
'processed transitions': Counter({Transition('x'): 2})
}
assert coverage_from_trace(trace) == expected
def test_ignore_internal_events(self):
trace = [
MacroStep(2, [MicroStep(Event('a'))]),
MacroStep(5, [MicroStep(Event('b'))]),
MacroStep(9, [MicroStep(InternalEvent('c'))]),
MacroStep(14, [MicroStep(Event('d'))]),
]
self.assertListEqual(story_from_trace(trace), [
Pause(2),
Event('a'),
Pause(3),
Event('b'),
Pause(4),
Pause(5),
Event('d')
])
def test_multiple_steps(self):
trace = [
MacroStep(0,
steps=[
MicroStep(entered_states=['a', 'b', 'c'],
transition=Transition('x')),
MicroStep(entered_states=['a', 'b'],
transition=Transition('x')),
MicroStep(entered_states=['a']),
MicroStep(entered_states=[])
])
]
trace.extend(trace)
self.assertEqual(
coverage_from_trace(trace),
(Counter(a=6, b=4, c=2), Counter({Transition('x'): 4})))
def test_multiple_steps(self):
trace = [MacroStep(0, steps=[
MicroStep(entered_states=['a', 'b', 'c'], exited_states=['b'], transition=Transition('x')),
MicroStep(entered_states=['a', 'b'], exited_states=['c'], transition=Transition('x')),
MicroStep(entered_states=['a']),
MicroStep(entered_states=[])
])]
trace.extend(trace)
expected = {
'entered states': Counter(a=6, b=4, c=2),
'exited states': Counter(b=2, c=2),
'processed transitions': Counter({Transition('x'): 4})
}
assert coverage_from_trace(trace) == expected
def test_events_and_pauses(self):
trace = [
MacroStep(2, [MicroStep(event=Event('a'))]),
MacroStep(5, [MicroStep(event=Event('b'))]),
MacroStep(9, [MicroStep(event=Event('c'))]),
MacroStep(14, [MicroStep(event=Event('d'))]),
]
self.assertListEqual(story_from_trace(trace), [
Pause(2),
Event('a'),
Pause(3),
Event('b'),
Pause(4),
Event('c'),
Pause(5),
Event('d')
])
def test_step_ended(self):
story = teststory_from_trace([])
self.assertNotIn(Event('step ended'), story)
story = teststory_from_trace([MacroStep(0, [])])
self.assertIn(Event('step ended'), story)
story = teststory_from_trace([MacroStep(0, [MicroStep()])])
self.assertIn(Event('step ended'), story)
def test_execution_stopped(self):
story = teststory_from_trace([])
self.assertIn(Event('execution stopped'), story)
story = teststory_from_trace([MacroStep(0, [])])
self.assertIn(Event('execution stopped'), story)
story = teststory_from_trace([MacroStep(0, [MicroStep()])])
self.assertIn(Event('execution stopped'), story)
def test_state_exited(self):
story = teststory_from_trace([])
self.assertNotIn(Event('state exited'), story)
story = teststory_from_trace([MacroStep(0, [])])
self.assertNotIn(Event('state exited'), story)
story = teststory_from_trace([MacroStep(0, [MicroStep()])])
self.assertNotIn(Event('state exited'), story)
story = teststory_from_trace(
[MacroStep(0, [MicroStep(exited_states=['a'])])])
self.assertIn(Event('state exited', state='a'), story)
story = teststory_from_trace(
[MacroStep(0, [MicroStep(exited_states=['a', 'b'])])])
self.assertIn(Event('state exited', state='a'), story)
self.assertIn(Event('state exited', state='b'), story)
self.assertLess(story.index(Event('state exited', state='a')),
story.index(Event('state exited', state='b')))
def test_event_sent(self):
story = teststory_from_trace([])
self.assertNotIn(Event('event sent'), story)
story = teststory_from_trace([MacroStep(0, [])])
self.assertNotIn(Event('event sent'), story)
story = teststory_from_trace([MacroStep(0, [MicroStep()])])
self.assertNotIn(Event('event sent'), story)
story = teststory_from_trace(
[MacroStep(0, [MicroStep(sent_events=[Event('a')])])])
self.assertIn(Event('event sent', event=Event('a')), story)
story = teststory_from_trace(
[MacroStep(
0, [MicroStep(sent_events=[Event('a'), Event('b')])])])
self.assertIn(Event('event sent', event=Event('a')), story)
self.assertIn(Event('event sent', event=Event('b')), story)
self.assertLess(story.index(Event('event sent', event=Event('a'))),
story.index(Event('event sent', event=Event('b'))))
def test_transition_processed(self):
story = teststory_from_trace([])
self.assertNotIn(Event('transition processed'), story)
story = teststory_from_trace([MacroStep(0, [])])
self.assertNotIn(Event('transition processed'), story)
story = teststory_from_trace([MacroStep(0, [MicroStep()])])
self.assertNotIn(Event('transition processed'), story)
story = teststory_from_trace([
MacroStep(0, [
MicroStep(event=Event('c'),
transition=Transition('a', 'b', event='c'))
])
])
self.assertIn(
Event('transition processed',
source='a',
target='b',
event=Event('c')), story)