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from forge import UnexpectedCall, ExpectedEventsNotFound, SignatureException
from .ut_utils import ForgeTestCase
class RecordReplayTest(ForgeTestCase):
def setUp(self):
super(RecordReplayTest, self).setUp()
def some_function(a, b, c):
raise NotImplementedError()
self.stub = self.forge.create_function_stub(some_function)
def tearDown(self):
self.assertNoMoreCalls()
super(RecordReplayTest, self).tearDown()
def test__record_replay_valid(self):
self.stub(1, 2, 3)
self.forge.replay()
self.stub(1, 2, 3)
self.forge.verify()
def test__call_counts(self):
for i in range(2):
self.stub(1, 2, 3)
self.stub(1, 2, 3)
self.assertEqual(self.stub.__forge__.call_count, 0)
self.forge.replay()
self.stub(1, 2, 3)
self.assertEqual(self.stub.__forge__.call_count, 1)
self.stub(1, 2, 3)
self.assertEqual(self.stub.__forge__.call_count, 2)
self.assertIn("2 times", str(self.stub))
self.forge.reset()
self.assertEqual(self.stub.__forge__.call_count, 0)
def test__record_replay_different_not_equal_value(self):
self.stub(1, 2, 3)
self.forge.replay()
with self.assertRaises(UnexpectedCall) as caught:
self.stub(1, 2, 6)
exc = caught.exception
self.assertEqual(len(exc.expected), 1)
self.assertEqual(exc.expected[0].args, dict(a=1, b=2, c=3))
self.assertEqual(exc.got.args, dict(a=1, b=2, c=6))
self.assertExpectedNotMet([self.stub])
def test__record_replay_different_more_args(self):
self.stub(1, 2, 3)
self.forge.replay()
with self.assertRaises(SignatureException):
self.stub(1, 2, 3, 4, 5)
self.assertExpectedNotMet([self.stub])
def test__record_replay_different_less_args(self):
self.stub(1, 2, 3)
self.forge.replay()
with self.assertRaises(SignatureException):
self.stub()
self.assertExpectedNotMet([self.stub])
def test__record_replay_no_actual_call(self):
self.stub(1, 2, 3)
self.forge.replay()
self.assertExpectedNotMet([self.stub])
def test__replay_queue_empty(self):
self.stub(1, 2, 3)
self.forge.replay()
self.stub(1, 2, 3)
with self.assertRaises(UnexpectedCall) as caught:
self.stub(1, 2, 3)
self.assertEqual(caught.exception.expected, [])
self.assertIs(caught.exception.got.target, self.stub)
self.assertNoMoreCalls()
self.forge.verify()
def test__naming_stubs(self):
def some_other_function():
raise NotImplementedError()
stub2 = self.forge.create_function_stub(some_other_function)
self.stub(1, 2, 3)
self.forge.replay()
with self.assertRaises(UnexpectedCall) as caught:
stub2()
exc = caught.exception
for r in (str, repr):
self.assertIn('some_function', r(exc.expected))
self.assertIn('some_other_function', r(exc.got))
self.assertIn('some_function', str(exc))
self.assertIn('some_other_function', str(exc))
self.forge.reset()
def test__record_self_argument(self):
def some_func(bla, self, bla2):
pass
stub = self.forge.create_function_stub(some_func)
stub(bla=1, self=2, bla2=3)
stub(1, 2, 3)
self.forge.replay()
stub(bla=1, self=2, bla2=3)
stub(1, 2, 3)
def assertExpectedNotMet(self, stubs):
self.assertGreater(len(stubs), 0)
with self.assertRaises(ExpectedEventsNotFound) as caught:
self.forge.verify()
self.assertEqual(len(caught.exception.events), len(stubs))
expected = self.forge.queue.get_expected()
for stub, exception_call in zip(stubs, caught.exception.events):
expected_call = expected.pop()
self.assertIs(expected_call, exception_call)
self.assertIs(expected_call.target, stub)
self.assertEqual(len(expected), 0)
self.forge.queue.clear()
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