return DeadLetterQueueSourceArn in receive message attributes (#985)

rest/rest-sqs-testing-amazon-java-sdk/src/test/scala/org/elasticmq/rest/sqs/AmazonJavaSdkTestSuite.scala

@@ -2097,6 +2097,35 @@ class AmazonJavaSdkTestSuite extends SqsClientServerCommunication with Matchers
     secondReceiveResult.getMessages shouldBe empty
   }
 
+  test("should return DeadLetterQueueSourceArn in receive message attributes") {
+    // given
+    val messageBody = "Message 1"
+    client.createQueue(new CreateQueueRequest("testDlq")).getQueueUrl
+    val redrivePolicy = RedrivePolicy("testDlq", awsRegion, awsAccountId, 1).toJson.toString
+
+    val createQueueResult = client
+      .createQueue(
+        new CreateQueueRequest("main")
+          .withAttributes(
+            Map(redrivePolicyAttribute -> redrivePolicy).asJava
+          )
+      )
+      .getQueueUrl
+
+    // when
+    client.sendMessage(createQueueResult, messageBody)
+    val receiveResult = client.receiveMessage(
+      new ReceiveMessageRequest()
+        .withQueueUrl(createQueueResult)
+        .withAttributeNames("All")
+    )
+
+    // then
+    receiveResult.getMessages.asScala.toList.flatMap(_.getAttributes.asScala.toList) should contain(
+      ("DeadLetterQueueSourceArn", s"arn:aws:sqs:$awsRegion:$awsAccountId:testDlq")
+    )
+  }
+
   test("should list all source queues for a dlq") {
     // given
     val dlqUrl = client.createQueue(new CreateQueueRequest("testDlq")).getQueueUrl

rest/rest-sqs-testing-amazon-java-sdk/src/test/scala/org/elasticmq/rest/sqs/AmazonJavaSdkV2TestSuite.scala

@@ -1,9 +1,12 @@
 package org.elasticmq.rest.sqs
 
+import org.elasticmq.rest.sqs.model.RedrivePolicy
 import org.elasticmq.{BinaryMessageAttribute, MessageAttribute, NumberMessageAttribute, StringMessageAttribute}
+import org.elasticmq.rest.sqs.model.RedrivePolicyJson.format
 import org.scalatest.matchers.should.Matchers
 import software.amazon.awssdk.core.SdkBytes
 import software.amazon.awssdk.services.sqs.model.{GetQueueUrlRequest => AwsSdkGetQueueUrlRequest, _}
+import spray.json.enrichAny
 
 import scala.collection.JavaConverters._
 
@@ -80,6 +83,30 @@ class AmazonJavaSdkV2TestSuite extends SqsClientServerWithSdkV2Communication wit
     )
   }
 
+  test("should return DeadLetterQueueSourceArn in receive message attributes") {
+    // Given
+    clientV2.createQueue(CreateQueueRequest.builder().queueName("testDlq").build())
+    val queue = clientV2.createQueue(CreateQueueRequest.builder()
+      .queueName("testQueue1")
+      .attributes(Map(QueueAttributeName.REDRIVE_POLICY -> RedrivePolicy("testDlq", awsRegion, awsAccountId, 1).toJson.toString).asJava)
+      .build())
+
+    // When
+    clientV2.sendMessage(SendMessageRequest.builder()
+      .queueUrl(queue.queueUrl())
+      .messageBody("test123")
+      .build())
+    val receiveResult = clientV2.receiveMessage(ReceiveMessageRequest.builder()
+      .queueUrl(queue.queueUrl())
+      .attributeNamesWithStrings("All")
+      .build())
+
+    // Then
+    receiveResult.messages().asScala.toList.flatMap(_.attributes().asScala.toList) should contain(
+      (MessageSystemAttributeName.DEAD_LETTER_QUEUE_SOURCE_ARN, s"arn:aws:sqs:$awsRegion:$awsAccountId:testDlq")
+    )
+  }
+
   private def doTestSendAndReceiveMessage(content: String): Unit = {
     doTestSendAndReceiveMessageWithAttributes(content, Map(), List())
   }

rest/rest-sqs/src/main/scala/org/elasticmq/rest/sqs/AwsConfiguration.scala

@@ -0,0 +1,10 @@
+package org.elasticmq.rest.sqs
+
+trait AwsConfiguration {
+
+  def awsRegion: String
+
+  def awsAccountId: String
+
+  def getArn(queueName: String): String = s"arn:aws:sqs:$awsRegion:$awsAccountId:$queueName"
+}

rest/rest-sqs/src/main/scala/org/elasticmq/rest/sqs/QueueAttributesOps.scala

@@ -17,13 +17,9 @@ import java.time.Duration
 import scala.async.Async.{async, await}
 import scala.concurrent.{ExecutionContext, Future}
 
-trait QueueAttributesOps extends AttributesModule {
+trait QueueAttributesOps extends AttributesModule with AwsConfiguration {
   this: Logging =>
 
-  def awsRegion: String
-
-  def awsAccountId: String
-
   val attributeValuesCalculator = new AttributeValuesCalculator
 
   def getAllQueueAttributes(queueActor: ActorRef, queueData: QueueData)(implicit
@@ -75,7 +71,7 @@ trait QueueAttributesOps extends AttributesModule {
         ),
         AttributeValuesCalculator.Rule(
           QueueArnAttribute,
-          () => Future.successful(s"arn:aws:sqs:$awsRegion:$awsAccountId:${queueData.name}")
+          () => Future.successful(getArn(queueData.name))
         )
       )
 

rest/rest-sqs/src/main/scala/org/elasticmq/rest/sqs/ReceiveMessageDirectives.scala

@@ -16,7 +16,7 @@ import java.time.Duration
 import scala.xml.Elem
 
 trait ReceiveMessageDirectives {
-  this: ElasticMQDirectives with AttributesModule with SQSLimitsModule with ResponseMarshaller =>
+  this: ElasticMQDirectives with AttributesModule with SQSLimitsModule with ResponseMarshaller with AwsConfiguration =>
   object MessageReadeableAttributeNames {
     val SentTimestampAttribute = "SentTimestamp"
     val ApproximateReceiveCountAttribute = "ApproximateReceiveCount"
@@ -31,10 +31,11 @@ trait ReceiveMessageDirectives {
     val MessageGroupIdAttribute = "MessageGroupId"
     val AWSTraceHeaderAttribute = "AWSTraceHeader"
     val SequenceNumberAttribute = "SequenceNumber"
+    val DeadLetterQueueSourceArn = "DeadLetterQueueSourceArn"
 
     val AllAttributeNames = SentTimestampAttribute :: ApproximateReceiveCountAttribute ::
       ApproximateFirstReceiveTimestampAttribute :: SenderIdAttribute :: MessageDeduplicationIdAttribute ::
-      MessageGroupIdAttribute :: AWSTraceHeaderAttribute :: SequenceNumberAttribute :: Nil
+      MessageGroupIdAttribute :: AWSTraceHeaderAttribute :: SequenceNumberAttribute :: DeadLetterQueueSourceArn :: Nil
   }
 
   def receiveMessage(p: RequestPayload)(implicit marshallerDependencies: MarshallerDependencies) = {
@@ -112,7 +113,8 @@ trait ReceiveMessageDirectives {
                 }).toString)
             ),
             Rule(AWSTraceHeaderAttribute, () => msg.tracingId.map(_.id)),
-            Rule(SequenceNumberAttribute, () => msg.sequenceNumber)
+            Rule(SequenceNumberAttribute, () => msg.sequenceNumber),
+            Rule(DeadLetterQueueSourceArn, () => queueData.deadLettersQueue.map(qd => getArn(qd.name)))
           )
         }