def test_should_configure_with_envvars(monkeypatch):
monkeypatch.setenv("EVENT_CHAOS_PERCENTAGE_SIMULATE_NACK", "1.0")
monkeypatch.setenv("EVENT_CHAOS_DELAY_BEFORE_EVENT_HANDLER_SECONDS", "1.0")
monkeypatch.setenv("EVENT_CHAOS_PERCENTAGE_SIMULATE_FAILURES", "1.0")
monkeypatch.setenv("EVENT_CHAOS_PROTECTED_ROUTING_KEYS",
"dead_letter.store,dl-legacy")
chaos = RabbitMqEventChaos()
assert chaos.info() == {
"EVENT_CHAOS_PERCENTAGE_SIMULATE_NACK": 1.0,
"EVENT_CHAOS_DELAY_BEFORE_EVENT_HANDLER_SECONDS": 1.0,
"EVENT_CHAOS_PERCENTAGE_SIMULATE_FAILURES": 1.0,
"EVENT_CHAOS_PROTECTED_ROUTING_KEYS":
["dead_letter.store", "dl-legacy"],
}
def test_should_create_default_rabbitmq_event_chaos_with_env_percentage_simulate_failures_1(
monkeypatch):
monkeypatch.setenv("EVENT_CHAOS_PERCENTAGE_SIMULATE_FAILURES", "1.0")
monkeypatch.setenv("EVENT_CHAOS_DELAY_BEFORE_EVENT_HANDLER_SECONDS", "0.2")
chaos = RabbitMqEventChaos()
assert chaos.nack_simulation(None, None) is False
chaos.delay()
assert chaos.failure_simulation(None) is True
def test_should_create_rabbitmq_event_chaos_with_percentage_simulate_failures_1(
):
chaos = RabbitMqEventChaos(percentage_simulate_failures=1.0)
mock_method = Mock(Basic.Deliver)
mock_method.routing_key = Mock(Any)
assert chaos.nack_simulation(None, None) is False
chaos.delay()
assert chaos.failure_simulation(mock_method) is True
def test_should_create_rabbitmq_event_chaos_with_percentage_simulate_failure_but_with_protected_routing_key(
):
chaos = RabbitMqEventChaos(percentage_simulate_failures=1.0,
protected_routing_keys=["routing_key"])
mock_channel = Mock(BlockingChannel)
mock_method = Mock(Basic.Deliver)
mock_method.routing_key = "routing_key"
assert chaos.nack_simulation(mock_channel, mock_method) is False
chaos.delay()
assert chaos.failure_simulation(mock_method) is False
def test_should_create_rabbitmq_event_chaos_with_percentage_simulate_nack_1():
chaos = RabbitMqEventChaos(percentage_simulate_nack=1.0)
mock_channel = Mock(BlockingChannel)
mock_method = Mock(Basic.Deliver)
mock_method.delivery_tag = Mock(Any)
mock_method.routing_key = Mock(Any)
assert chaos.nack_simulation(mock_channel, mock_method) is True
chaos.delay()
assert chaos.failure_simulation(mock_method) is False
mock_channel.basic_nack.assert_called_once()
def test_should_create_default_rabbitmq_event_chaos_with_env_percentage_simulate_nack_1(
monkeypatch):
monkeypatch.setenv("EVENT_CHAOS_PERCENTAGE_SIMULATE_NACK", "1.0")
chaos = RabbitMqEventChaos()
mock_channel = Mock(BlockingChannel)
mock_method = Mock(Basic.Deliver)
mock_method.delivery_tag = Mock(Any)
mock_method.routing_key = Mock(Any)
assert chaos.nack_simulation(mock_channel, mock_method) is True
chaos.delay()
assert chaos.failure_simulation(mock_method) is False
mock_channel.basic_nack.assert_called_once()
def test_should_create_default_rabbitmq_event_chaos():
chaos = RabbitMqEventChaos()
assert chaos.nack_simulation(None, None) is False
chaos.delay()
assert chaos.failure_simulation(None) is False