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How to use test_scheduled_lambda method in localstack

Best Python code snippet using localstack_python
test_integration.py
Source:test_integration.py
...45"""46class IntegrationTest(unittest.TestCase):47    @classmethod48    def setUpClass(cls):49        # Note: create scheduled Lambda here - assertions will be run in test_scheduled_lambda() below..50        # create test Lambda51        cls.scheduled_lambda_name = "scheduled-%s" % short_uid()52        handler_file = new_tmp_file()53        save_file(handler_file, TEST_HANDLER)54        resp = testutil.create_lambda_function(55            handler_file=handler_file, func_name=cls.scheduled_lambda_name56        )57        func_arn = resp["CreateFunctionResponse"]["FunctionArn"]58        # create scheduled Lambda function59        rule_name = "rule-%s" % short_uid()60        events = aws_stack.create_external_boto_client("events")61        events.put_rule(Name=rule_name, ScheduleExpression="rate(1 minutes)")62        events.put_targets(63            Rule=rule_name, Targets=[{"Id": "target-%s" % short_uid(), "Arn": func_arn}]64        )65    @classmethod66    def tearDownClass(cls):67        testutil.delete_lambda_function(cls.scheduled_lambda_name)68    def test_firehose_s3(self):69        s3_resource = aws_stack.connect_to_resource("s3")70        firehose = aws_stack.create_external_boto_client("firehose")71        s3_prefix = "/testdata"72        test_data = '{"test": "firehose_data_%s"}' % short_uid()73        # create Firehose stream74        stream = firehose.create_delivery_stream(75            DeliveryStreamName=TEST_FIREHOSE_NAME,76            S3DestinationConfiguration={77                "RoleARN": aws_stack.iam_resource_arn("firehose"),78                "BucketARN": aws_stack.s3_bucket_arn(TEST_BUCKET_NAME),79                "Prefix": s3_prefix,80            },81            Tags=TEST_TAGS,82        )83        self.assertTrue(stream)84        self.assertIn(TEST_FIREHOSE_NAME, firehose.list_delivery_streams()["DeliveryStreamNames"])85        tags = firehose.list_tags_for_delivery_stream(DeliveryStreamName=TEST_FIREHOSE_NAME)86        self.assertEqual(TEST_TAGS, tags["Tags"])87        # create target S3 bucket88        s3_resource.create_bucket(Bucket=TEST_BUCKET_NAME)89        # put records90        firehose.put_record(91            DeliveryStreamName=TEST_FIREHOSE_NAME, Record={"Data": to_bytes(test_data)}92        )93        # check records in target bucket94        all_objects = testutil.list_all_s3_objects()95        testutil.assert_objects(json.loads(to_str(test_data)), all_objects)96        # check file layout in target bucket97        all_objects = testutil.map_all_s3_objects(buckets=[TEST_BUCKET_NAME])98        for key in all_objects.keys():99            self.assertRegex(key, r".*/\d{4}/\d{2}/\d{2}/\d{2}/.*\-\d{4}\-\d{2}\-\d{2}\-\d{2}.*")100    def test_firehose_extended_s3(self):101        s3_resource = aws_stack.connect_to_resource("s3")102        firehose = aws_stack.create_external_boto_client("firehose")103        s3_prefix = "/testdata2"104        test_data = '{"test": "firehose_data_%s"}' % short_uid()105        # create Firehose stream106        stream = firehose.create_delivery_stream(107            DeliveryStreamName=TEST_FIREHOSE_NAME,108            ExtendedS3DestinationConfiguration={109                "RoleARN": aws_stack.iam_resource_arn("firehose"),110                "BucketARN": aws_stack.s3_bucket_arn(TEST_BUCKET_NAME),111                "Prefix": s3_prefix,112            },113            Tags=TEST_TAGS,114        )115        self.assertTrue(stream)116        self.assertIn(TEST_FIREHOSE_NAME, firehose.list_delivery_streams()["DeliveryStreamNames"])117        tags = firehose.list_tags_for_delivery_stream(DeliveryStreamName=TEST_FIREHOSE_NAME)118        self.assertEqual(TEST_TAGS, tags["Tags"])119        s3_resource.create_bucket(Bucket=TEST_BUCKET_NAME)120        # put records121        firehose.put_record(122            DeliveryStreamName=TEST_FIREHOSE_NAME, Record={"Data": to_bytes(test_data)}123        )124        # check records in target bucket125        all_objects = testutil.list_all_s3_objects()126        testutil.assert_objects(json.loads(to_str(test_data)), all_objects)127        # check file layout in target bucket128        all_objects = testutil.map_all_s3_objects(buckets=[TEST_BUCKET_NAME])129        for key in all_objects.keys():130            self.assertRegex(key, r".*/\d{4}/\d{2}/\d{2}/\d{2}/.*\-\d{4}\-\d{2}\-\d{2}\-\d{2}.*")131    def test_firehose_kinesis_to_s3(self):132        kinesis = aws_stack.create_external_boto_client("kinesis")133        s3_resource = aws_stack.connect_to_resource("s3")134        firehose = aws_stack.create_external_boto_client("firehose")135        aws_stack.create_kinesis_stream(TEST_STREAM_NAME, delete=True)136        s3_prefix = "/testdata"137        test_data = '{"test": "firehose_data_%s"}' % short_uid()138        # create Firehose stream139        stream = firehose.create_delivery_stream(140            DeliveryStreamType="KinesisStreamAsSource",141            KinesisStreamSourceConfiguration={142                "RoleARN": aws_stack.iam_resource_arn("firehose"),143                "KinesisStreamARN": aws_stack.kinesis_stream_arn(TEST_STREAM_NAME),144            },145            DeliveryStreamName=TEST_FIREHOSE_NAME,146            S3DestinationConfiguration={147                "RoleARN": aws_stack.iam_resource_arn("firehose"),148                "BucketARN": aws_stack.s3_bucket_arn(TEST_BUCKET_NAME),149                "Prefix": s3_prefix,150            },151        )152        self.assertTrue(stream)153        self.assertIn(TEST_FIREHOSE_NAME, firehose.list_delivery_streams()["DeliveryStreamNames"])154        # create target S3 bucket155        s3_resource.create_bucket(Bucket=TEST_BUCKET_NAME)156        # put records157        kinesis.put_record(158            Data=to_bytes(test_data), PartitionKey="testId", StreamName=TEST_STREAM_NAME159        )160        time.sleep(3)161        # check records in target bucket162        all_objects = testutil.list_all_s3_objects()163        testutil.assert_objects(json.loads(to_str(test_data)), all_objects)164    def test_lambda_streams_batch_and_transactions(self):165        ddb_lease_table_suffix = "-kclapp2"166        table_name = TEST_TABLE_NAME + "lsbat" + ddb_lease_table_suffix167        stream_name = TEST_STREAM_NAME168        lambda_ddb_name = "lambda-ddb-%s" % short_uid()169        dynamodb = aws_stack.create_external_boto_client("dynamodb", client=True)170        dynamodb_service = aws_stack.create_external_boto_client("dynamodb")171        dynamodbstreams = aws_stack.create_external_boto_client("dynamodbstreams")172        LOGGER.info("Creating test streams...")173        run_safe(174            lambda: dynamodb_service.delete_table(TableName=stream_name + ddb_lease_table_suffix),175            print_error=False,176        )177        aws_stack.create_kinesis_stream(stream_name, delete=True)178        events = []179        # subscribe to inbound Kinesis stream180        def process_records(records, shard_id):181            events.extend(records)182        # start the KCL client process in the background183        kinesis_connector.listen_to_kinesis(184            stream_name,185            listener_func=process_records,186            wait_until_started=True,187            ddb_lease_table_suffix=ddb_lease_table_suffix,188        )189        LOGGER.info("Kinesis consumer initialized.")190        # create table with stream forwarding config191        aws_stack.create_dynamodb_table(192            table_name,193            partition_key=PARTITION_KEY,194            stream_view_type="NEW_AND_OLD_IMAGES",195        )196        # list DDB streams and make sure the table stream is there197        streams = dynamodbstreams.list_streams()198        ddb_event_source_arn = None199        for stream in streams["Streams"]:200            if stream["TableName"] == table_name:201                ddb_event_source_arn = stream["StreamArn"]202        self.assertTrue(ddb_event_source_arn)203        # deploy test lambda connected to DynamoDB Stream204        testutil.create_lambda_function(205            handler_file=TEST_LAMBDA_PYTHON,206            libs=TEST_LAMBDA_LIBS,207            func_name=lambda_ddb_name,208            event_source_arn=ddb_event_source_arn,209            starting_position="TRIM_HORIZON",210            delete=True,211        )212        # submit a batch with writes213        dynamodb.batch_write_item(214            RequestItems={215                table_name: [216                    {217                        "PutRequest": {218                            "Item": {219                                PARTITION_KEY: {"S": "testId0"},220                                "data": {"S": "foobar123"},221                            }222                        }223                    },224                    {225                        "PutRequest": {226                            "Item": {227                                PARTITION_KEY: {"S": "testId1"},228                                "data": {"S": "foobar123"},229                            }230                        }231                    },232                    {233                        "PutRequest": {234                            "Item": {235                                PARTITION_KEY: {"S": "testId2"},236                                "data": {"S": "foobar123"},237                            }238                        }239                    },240                ]241            }242        )243        # submit a batch with writes and deletes244        dynamodb.batch_write_item(245            RequestItems={246                table_name: [247                    {248                        "PutRequest": {249                            "Item": {250                                PARTITION_KEY: {"S": "testId3"},251                                "data": {"S": "foobar123"},252                            }253                        }254                    },255                    {256                        "PutRequest": {257                            "Item": {258                                PARTITION_KEY: {"S": "testId4"},259                                "data": {"S": "foobar123"},260                            }261                        }262                    },263                    {264                        "PutRequest": {265                            "Item": {266                                PARTITION_KEY: {"S": "testId5"},267                                "data": {"S": "foobar123"},268                            }269                        }270                    },271                    {"DeleteRequest": {"Key": {PARTITION_KEY: {"S": "testId0"}}}},272                    {"DeleteRequest": {"Key": {PARTITION_KEY: {"S": "testId1"}}}},273                    {"DeleteRequest": {"Key": {PARTITION_KEY: {"S": "testId2"}}}},274                ]275            }276        )277        # submit a transaction with writes and delete278        dynamodb.transact_write_items(279            TransactItems=[280                {281                    "Put": {282                        "TableName": table_name,283                        "Item": {284                            PARTITION_KEY: {"S": "testId6"},285                            "data": {"S": "foobar123"},286                        },287                    }288                },289                {290                    "Put": {291                        "TableName": table_name,292                        "Item": {293                            PARTITION_KEY: {"S": "testId7"},294                            "data": {"S": "foobar123"},295                        },296                    }297                },298                {299                    "Put": {300                        "TableName": table_name,301                        "Item": {302                            PARTITION_KEY: {"S": "testId8"},303                            "data": {"S": "foobar123"},304                        },305                    }306                },307                {308                    "Delete": {309                        "TableName": table_name,310                        "Key": {PARTITION_KEY: {"S": "testId3"}},311                    }312                },313                {314                    "Delete": {315                        "TableName": table_name,316                        "Key": {PARTITION_KEY: {"S": "testId4"}},317                    }318                },319                {320                    "Delete": {321                        "TableName": table_name,322                        "Key": {PARTITION_KEY: {"S": "testId5"}},323                    }324                },325            ]326        )327        # submit a batch with a put over existing item328        dynamodb.transact_write_items(329            TransactItems=[330                {331                    "Put": {332                        "TableName": table_name,333                        "Item": {334                            PARTITION_KEY: {"S": "testId6"},335                            "data": {"S": "foobar123_updated1"},336                        },337                    }338                },339            ]340        )341        # submit a transaction with a put over existing item342        dynamodb.transact_write_items(343            TransactItems=[344                {345                    "Put": {346                        "TableName": table_name,347                        "Item": {348                            PARTITION_KEY: {"S": "testId7"},349                            "data": {"S": "foobar123_updated1"},350                        },351                    }352                },353            ]354        )355        # submit a transaction with updates356        dynamodb.transact_write_items(357            TransactItems=[358                {359                    "Update": {360                        "TableName": table_name,361                        "Key": {PARTITION_KEY: {"S": "testId6"}},362                        "UpdateExpression": "SET #0 = :0",363                        "ExpressionAttributeNames": {"#0": "data"},364                        "ExpressionAttributeValues": {":0": {"S": "foobar123_updated2"}},365                    }366                },367                {368                    "Update": {369                        "TableName": table_name,370                        "Key": {PARTITION_KEY: {"S": "testId7"}},371                        "UpdateExpression": "SET #0 = :0",372                        "ExpressionAttributeNames": {"#0": "data"},373                        "ExpressionAttributeValues": {":0": {"S": "foobar123_updated2"}},374                    }375                },376                {377                    "Update": {378                        "TableName": table_name,379                        "Key": {PARTITION_KEY: {"S": "testId8"}},380                        "UpdateExpression": "SET #0 = :0",381                        "ExpressionAttributeNames": {"#0": "data"},382                        "ExpressionAttributeValues": {":0": {"S": "foobar123_updated2"}},383                    }384                },385            ]386        )387        LOGGER.info("Waiting some time before finishing test.")388        time.sleep(2)389        num_insert = 9390        num_modify = 5391        num_delete = 6392        num_events = num_insert + num_modify + num_delete393        def check_events():394            if len(events) != num_events:395                msg = "DynamoDB updates retrieved (actual/expected): %s/%s" % (396                    len(events),397                    num_events,398                )399                LOGGER.warning(msg)400            self.assertEqual(num_events, len(events))401            event_items = [json.loads(base64.b64decode(e["data"])) for e in events]402            # make sure the we have the right amount of expected event types403            inserts = [e for e in event_items if e.get("__action_type") == "INSERT"]404            modifies = [e for e in event_items if e.get("__action_type") == "MODIFY"]405            removes = [e for e in event_items if e.get("__action_type") == "REMOVE"]406            self.assertEqual(num_insert, len(inserts))407            self.assertEqual(num_modify, len(modifies))408            self.assertEqual(num_delete, len(removes))409            # assert that all inserts were received410            for i, event in enumerate(inserts):411                self.assertNotIn("old_image", event)412                item_id = "testId%d" % i413                matching = [i for i in inserts if i["new_image"]["id"] == item_id][0]414                self.assertEqual({"id": item_id, "data": "foobar123"}, matching["new_image"])415            # assert that all updates were received416            def assert_updates(expected_updates, modifies):417                def found(update):418                    for modif in modifies:419                        if modif["old_image"]["id"] == update["id"]:420                            self.assertEqual(421                                modif["old_image"],422                                {"id": update["id"], "data": update["old"]},423                            )424                            self.assertEqual(425                                modif["new_image"],426                                {"id": update["id"], "data": update["new"]},427                            )428                            return True429                for update in expected_updates:430                    self.assertTrue(found(update))431            updates1 = [432                {"id": "testId6", "old": "foobar123", "new": "foobar123_updated1"},433                {"id": "testId7", "old": "foobar123", "new": "foobar123_updated1"},434            ]435            updates2 = [436                {437                    "id": "testId6",438                    "old": "foobar123_updated1",439                    "new": "foobar123_updated2",440                },441                {442                    "id": "testId7",443                    "old": "foobar123_updated1",444                    "new": "foobar123_updated2",445                },446                {"id": "testId8", "old": "foobar123", "new": "foobar123_updated2"},447            ]448            assert_updates(updates1, modifies[:2])449            assert_updates(updates2, modifies[2:])450            # assert that all removes were received451            for i, event in enumerate(removes):452                self.assertNotIn("new_image", event)453                item_id = "testId%d" % i454                matching = [i for i in removes if i["old_image"]["id"] == item_id][0]455                self.assertEqual({"id": item_id, "data": "foobar123"}, matching["old_image"])456        # this can take a long time in CI, make sure we give it enough time/retries457        retry(check_events, retries=30, sleep=4)458        # clean up459        testutil.delete_lambda_function(lambda_ddb_name)460    def test_scheduled_lambda(self):461        def check_invocation(*args):462            log_events = get_lambda_logs(self.scheduled_lambda_name)463            self.assertGreater(len(log_events), 0)464        # wait for up to 1 min for invocations to get triggered465        retry(check_invocation, retries=14, sleep=5)466@pytest.mark.skip(reason="This test is notoriously flaky in CI environments")  # FIXME467def test_sqs_batch_lambda_forward(lambda_client, sqs_client, create_lambda_function):468    lambda_name_queue_batch = "lambda_queue_batch-%s" % short_uid()469    # deploy test lambda connected to SQS queue470    sqs_queue_info = testutil.create_sqs_queue(lambda_name_queue_batch)471    queue_url = sqs_queue_info["QueueUrl"]472    resp = create_lambda_function(473        handler_file=TEST_LAMBDA_PYTHON_ECHO,474        func_name=lambda_name_queue_batch,...
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