def test_raises_if_key_not_found(self):
storage = InMemoryStorage()
girl = Materializer(storage=storage)
try:
girl.get("test")
except ValueError:
err = sys.exc_info()[1]
expect(err).to_have_an_error_message_of(
'Key test not found in materials. Maybe you forgot to call "add_material" for this key?'
)
else:
assert False, "Should not have gotten this far"
try:
girl.is_expired("test")
except ValueError:
err = sys.exc_info()[1]
expect(err).to_have_an_error_message_of(
'Key test not found in materials. Maybe you forgot to call "add_material" for this key?'
)
else:
assert False, "Should not have gotten this far"
try:
girl.expire("test")
except ValueError:
err = sys.exc_info()[1]
expect(err).to_have_an_error_message_of(
'Key test not found in materials. Maybe you forgot to call "add_material" for this key?'
)
else:
assert False, "Should not have gotten this far"
def test_can_get_value_if_material_girl_not_run(self):
storage = InMemoryStorage()
girl = Materializer(storage=storage)
girl.add_material("test", lambda: "woot")
value = girl.get("test")
expect(value).to_equal("woot")
def test_can_miss_the_cache(self):
storage = Mock(retrieve=Mock(return_value=None))
girl = Materializer(storage=storage, load_on_cachemiss=False)
girl.add_material("test", lambda: "woot")
girl.run()
value = girl.get("test")
expect(value).to_be_null()
expect(storage.acquire_lock.call_count).to_equal(1)
storage.store.assert_called_once_with("test", "woot", expiration=10, grace_period=0)
def test_can_get_value_after_material_girl_run(self):
storage = InMemoryStorage()
girl = Materializer(storage=storage)
girl.add_material(
'test',
lambda: 'woot'
)
girl.run()
value = girl.get('test')
expect(value).to_equal('woot')