def test_remove_filter_removes_a_registered_filter(self):
filter = Filter()
filterer = Filterer()
filterer.add_filter(filter)
filterer.remove_filter(filter)
self.assertEqual(filterer.filters, [])
def test_remove_filter_doesnt_raises_an_error_if_filter_not_in_filters(
self):
filter = Filter()
filterer = Filterer()
try:
filterer.remove_filter(filter)
except Exception as e:
self.fail(f"Shouldn't raise an error. Error: {e}")
def test_add_filter_adds_filter_only_once(self):
filter = Filter()
filterer = Filterer()
filterer.add_filter(filter)
self.assertEqual(filterer.filters, [filter])
filterer.add_filter(filter)
self.assertEqual(filterer.filters, [filter])
def test_filter_allows_any_records_if_filter_name_isnt_provided(self):
filter = Filter()
log_record = make_log_record(name="name doesn't matter")
self.assertTrue(filter(log_record))
log_record = make_log_record(name="A.B")
self.assertTrue(filter(log_record))
log_record = make_log_record(name="A.B.C.D")
self.assertTrue(filter(log_record))
def test_filter_allows_records_with_name_equal_to_filter_name(self):
filter = Filter("A.B.C")
log_record = make_log_record(name="A.B.C")
self.assertTrue(filter(log_record))
def test_it_disallows_records_with_name_not_starting_with_filter_name(
self):
filter = Filter("A.B")
log_record = make_log_record(name="B.A")
self.assertFalse(filter(log_record))
def test_filter_disallows_records_with_name_starting_with_filter_name_that_isnt_a_prefix(
self):
filter = Filter("A.B")
log_record = make_log_record(name="A.BC")
self.assertFalse(filter(log_record))