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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]...

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