Unlock 30% off on Manual Testing Annual Plans this Holiday Season.

Copied to Clipboard!

How to use create_sns_bucket_notification method in localstack

Best Python code snippet using localstack_python

test_s3_notifications_sns.py

Source:test_s3_notifications_sns.py

...9    from mypy_boto3_s3.literals import EventType10    from mypy_boto3_sns import SNSClient11    from mypy_boto3_sqs import SQSClient12LOG = logging.getLogger(__name__)13def create_sns_bucket_notification(14    s3_client: "S3Client",15    sns_client: "SNSClient",16    bucket_name: str,17    topic_arn: str,18    events: List["EventType"],19):20    """A NotificationFactory."""21    bucket_arn = aws_stack.s3_bucket_arn(bucket_name)22    policy = {23        "Version": "2012-10-17",24        "Statement": [25            {26                "Effect": "Allow",27                "Principal": "*",28                "Action": "sns:Publish",29                "Resource": topic_arn,30                "Condition": {"ArnEquals": {"aws:SourceArn": bucket_arn}},31            }32        ],33    }34    sns_client.set_topic_attributes(35        TopicArn=topic_arn, AttributeName="Policy", AttributeValue=json.dumps(policy)36    )37    s3_client.put_bucket_notification_configuration(38        Bucket=bucket_name,39        NotificationConfiguration=dict(40            TopicConfigurations=[41                dict(42                    TopicArn=topic_arn,43                    Events=events,44                )45            ]46        ),47    )48def sqs_collect_sns_messages(49    sqs_client: "SQSClient", queue_url: str, min_messages: int, timeout: int = 1050) -> List[Dict]:51    """52    Polls the given queue for the given amount of time and extracts the received SQS messages all SNS messages (messages that have a "TopicArn" field).53    :param sqs_client: the boto3 client to use54    :param queue_url: the queue URL connected to the topic55    :param min_messages: the minimum number of messages to wait for56    :param timeout: the number of seconds to wait before raising an assert error57    :return: a list with the deserialized SNS messages58    """59    collected_messages = []60    def collect_events() -> int:61        _response = sqs_client.receive_message(62            QueueUrl=queue_url, WaitTimeSeconds=timeout, MaxNumberOfMessages=163        )64        messages = _response.get("Messages", [])65        if not messages:66            LOG.info("no messages received from %s after %d seconds", queue_url, timeout)67        for m in messages:68            body = m["Body"]69            # see https://www.mikulskibartosz.name/what-is-s3-test-event/70            if "s3:TestEvent" in body:71                continue72            doc = json.loads(body)73            assert "TopicArn" in doc, f"unexpected event in message {m}"74            collected_messages.append(doc)75        return len(collected_messages)76    assert poll_condition(lambda: collect_events() >= min_messages, timeout=timeout)77    return collected_messages78class TestS3NotificationsToSns:79    @pytest.mark.aws_validated80    def test_object_created_put(81        self,82        s3_client,83        sqs_client,84        sns_client,85        s3_create_bucket,86        sqs_create_queue,87        sns_create_topic,88        sns_create_sqs_subscription,89    ):90        bucket_name = s3_create_bucket()91        topic_arn = sns_create_topic()["TopicArn"]92        queue_url = sqs_create_queue()93        key_name = "bucket-key"94        # connect topic to queue95        sns_create_sqs_subscription(topic_arn, queue_url)96        create_sns_bucket_notification(97            s3_client, sns_client, bucket_name, topic_arn, ["s3:ObjectCreated:*"]98        )99        # trigger the events100        s3_client.put_object(Bucket=bucket_name, Key=key_name, Body="first event")101        s3_client.put_object(Bucket=bucket_name, Key=key_name, Body="second event")102        # collect messages103        messages = sqs_collect_sns_messages(sqs_client, queue_url, 2)104        # asserts105        # first event106        message = messages[0]107        assert message["Type"] == "Notification"108        assert message["TopicArn"] == topic_arn109        assert message["Subject"] == "Amazon S3 Notification"110        event = json.loads(message["Message"])["Records"][0]...

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.