fix kn trigger list command to show correct v1/service sink output

Author: Abirdcfly

pkg/kn/commands/flags/sink.go

@@ -149,7 +149,7 @@ func parseSink(sink string) (string, string, string) {
 // SinkToString prepares a sink for list output
 func SinkToString(sink duckv1.Destination) string {
 	if sink.Ref != nil {
-		if sink.Ref.Kind == "Service" {
+		if sink.Ref.Kind == "Service" && strings.Contains(sink.Ref.APIVersion, sinkMappings["ksvc"].Group) {
 			return fmt.Sprintf("ksvc:%s", sink.Ref.Name)
 		} else {
 			return fmt.Sprintf("%s:%s", strings.ToLower(sink.Ref.Kind), sink.Ref.Name)

pkg/kn/commands/flags/sink_test.go

@@ -194,6 +194,13 @@ func TestSinkToString(t *testing.T) {
 			Name:       "default"}}
 	expected = "broker:default"
 	assert.Equal(t, expected, SinkToString(sink))
+	sink = duckv1.Destination{
+		Ref: &duckv1.KReference{Kind: "Service",
+			APIVersion: "v1",
+			Namespace:  "my-namespace",
+			Name:       "mysvc"}}
+	expected = "service:mysvc"
+	assert.Equal(t, expected, SinkToString(sink))
 
 	uri := "http://target.example.com"
 	targetExampleCom, err := apis.ParseURL(uri)

pkg/kn/commands/source/duck/multisourcelist_test.go

@@ -83,8 +83,9 @@ func newSourceUnstructuredObjWithSink(name, apiVersion, kind string) *unstructur
 			"spec": map[string]interface{}{
 				"sink": map[string]interface{}{
 					"ref": map[string]interface{}{
-						"kind": "Service",
-						"name": "foo",
+						"apiVersion": "serving.knative.dev/v1",
+						"kind":       "Service",
+						"name":       "foo",
 					},
 				},
 			},

pkg/kn/commands/source/list_test.go

@@ -188,8 +188,9 @@ func newSourceUnstructuredObj(name, apiVersion, kind string) *unstructured.Unstr
 			"spec": map[string]interface{}{
 				"sink": map[string]interface{}{
 					"ref": map[string]interface{}{
-						"kind": "Service",
-						"name": "foo",
+						"apiVersion": "serving.knative.dev/v1",
+						"kind":       "Service",
+						"name":       "foo",
 					},
 				},
 			},