Fixing issue with incorrect conversion of sqs SentTimestamp (#996)

* Fixing issue with incorrect conversion of sqs SentTimestamp

SentTimestamp is in millisecond format but code was expecting second format

* Fixing comment

Said nanoseconds when really it was milliseconds

* Fixing nanosecond time conversion

Fixing nanosecond time conversion

awssqs/pkg/adapter/adapter.go

@@ -169,18 +169,19 @@ func (a *Adapter) receiveMessage(ctx context.Context, m *sqs.Message, ack func()
 }
 
 func (a *Adapter) makeEvent(m *sqs.Message) (*cloudevents.Event, error) {
-
-	// TODO verify the timestamp conversion
 	timestamp, err := strconv.ParseInt(*m.Attributes["SentTimestamp"], 10, 64)
-	if err != nil {
+	if err == nil {
+		//Convert to nanoseconds as sqs SentTimestamp is millisecond
+		timestamp = timestamp * int64(1000000)
+	} else {
 		timestamp = time.Now().UnixNano()
 	}
 
 	event := cloudevents.NewEvent(cloudevents.VersionV1)
 	event.SetID(*m.MessageId)
 	event.SetType(sourcesv1alpha1.AwsSqsSourceEventType)
 	event.SetSource(types.ParseURIRef(a.QueueURL).String())
-	event.SetTime(time.Unix(timestamp, 0))
+	event.SetTime(time.Unix(0, timestamp))
 
 	if err := event.SetData(m); err != nil {
 		return nil, err

awssqs/pkg/adapter/adapter_test.go

@@ -29,19 +29,22 @@ import (
 )
 
 func TestPostMessage_ServeHTTP(t *testing.T) {
-	timestamp := "1542107977907705474"
+	//Millisecond unix timestamp
+	timestamp := "1542107977907"
 	testCases := map[string]struct {
 		sink    func(http.ResponseWriter, *http.Request)
 		reqBody string
 		error   bool
 	}{
 		"happy": {
-			sink:    sinkAccepted,
-			reqBody: `{"Attributes":{"SentTimestamp":"1542107977907705474"},"Body":"The body","MD5OfBody":null,"MD5OfMessageAttributes":null,"MessageAttributes":null,"MessageId":"ABC01","ReceiptHandle":null}`,
+			sink: sinkAccepted,
+			//Millisecond unix timestamp
+			reqBody: `{"Attributes":{"SentTimestamp":"1542107977907"},"Body":"The body","MD5OfBody":null,"MD5OfMessageAttributes":null,"MessageAttributes":null,"MessageId":"ABC01","ReceiptHandle":null}`,
 		},
 		"rejected": {
-			sink:    sinkRejected,
-			reqBody: `{"Attributes":{"SentTimestamp":"1542107977907705474"},"Body":"The body","MD5OfBody":null,"MD5OfMessageAttributes":null,"MessageAttributes":null,"MessageId":"ABC01","ReceiptHandle":null}`,
+			sink: sinkRejected,
+			//Millisecond unix timestamp
+			reqBody: `{"Attributes":{"SentTimestamp":"1542107977907"},"Body":"The body","MD5OfBody":null,"MD5OfMessageAttributes":null,"MessageAttributes":null,"MessageId":"ABC01","ReceiptHandle":null}`,
 			error:   true,
 		},
 	}
@@ -105,7 +108,8 @@ func TestReceiveMessage_ServeHTTP(t *testing.T) {
 
 	id := "ABC01"
 	body := "the body"
-	timestamp := "1542107977907705474"
+	//Millisecond unix timestamp
+	timestamp := "1542107977907"
 	m := &sqs.Message{
 		MessageId:  &id,
 		Body:       &body,