public async Task With_lambda_service_and_LAMBDA_FORWARD_URL_then_should_invoke()
{
await using var fixture = await LocalStackFixture.Create(_outputHelper);
// 1. Arrange: Create dummy lambda function in localstack
var functionInfo = fixture.LambdaTestHost.Settings.Functions.First().Value;
var createFunctionRequest = new CreateFunctionRequest
{
Handler = "dummy-handler", // ignored
FunctionName = functionInfo.Name, // must match
Role = "arn:aws:iam::123456789012:role/foo", // must be specified
Code = new FunctionCode
{
ZipFile = new MemoryStream() // must be specified but is ignored
}
};
await fixture.LambdaClient.CreateFunctionAsync(createFunctionRequest);
// 2. Act: Call lambda Invoke API
var invokeRequest = new InvokeRequest
{
FunctionName = functionInfo.Name,
Payload = "{\"Data\":\"Bar\"}",
};
var invokeResponse = await fixture.LambdaClient.InvokeAsync(invokeRequest);
// 3. Assert: Check payload was forwarded
invokeResponse.HttpStatusCode.ShouldBe(HttpStatusCode.OK);
invokeResponse.FunctionError.ShouldBeNullOrEmpty();
var responsePayload = Encoding.UTF8.GetString(invokeResponse.Payload.ToArray());
responsePayload.ShouldStartWith("{\"Reverse\":\"raB\"}");
}
public async Task Should_invoke_with_sqs_event_source_mapping()
{
await using var fixture = await LocalStackFixture.Create(_outputHelper);
// 1.1 Arrange: Create dummy lambda function in localstack
var functionInfo = fixture.LambdaTestHost.Settings.Functions.Last().Value;
var createFunctionRequest = new CreateFunctionRequest
{
Handler = "dummy-handler", // ignored
FunctionName = functionInfo.Name, // must match
Role = "arn:aws:iam::123456789012:role/foo", // must be specified
Code = new FunctionCode
{
ZipFile = new MemoryStream() // must be specified but is ignored
}
};
await fixture.LambdaClient.CreateFunctionAsync(createFunctionRequest);
// 1.2 Arrange: Create queue and event source mapping
var queueName = "test-queue";
var createQueueResponse = await fixture.SQSClient.CreateQueueAsync(queueName);
var createEventSourceMappingRequest = new CreateEventSourceMappingRequest
{
FunctionName = functionInfo.Name,
EventSourceArn = $"arn:aws:sqs:eu-west-1:123456789012:{queueName}",
BatchSize = 1,
Enabled = true,
};
var createEventSourceMappingResponse = await fixture.LambdaClient.CreateEventSourceMappingAsync(createEventSourceMappingRequest);
// 2. Act: send message to queue
await fixture.SQSClient.SendMessageAsync(createQueueResponse.QueueUrl, "hello");
await Task.Delay(10000);
}