diff --git a/iced_layershell/tests/test_macro.rs b/iced_layershell/tests/test_macro.rs
index 7aae4d3..eaf65f6 100644
--- a/iced_layershell/tests/test_macro.rs
+++ b/iced_layershell/tests/test_macro.rs
@@ -1,7 +1,8 @@
-use iced_layershell::to_layer_message;
+use iced_layershell::actions::IsSingleton;
+use iced_layershell::{to_layer_message, LayerSingleton};
 
 #[test]
-fn test_macro() {
+fn test_layer_message_macro() {
     #[to_layer_message]
     #[derive(Debug, Clone)]
     enum TestEnum {
@@ -10,3 +11,24 @@ fn test_macro() {
     let e = TestEnum::SizeChange((10, 10));
     let _ = e.clone();
 }
+
+#[test]
+fn test_layersingleton_derive() {
+    #[allow(unused)]
+    #[derive(LayerSingleton)]
+    enum SingleToneTest {
+        #[singleton]
+        SingleTon,
+        NotSingleTon,
+        #[singleton]
+        SingleTonTwo {
+            field: bool,
+        },
+        #[singleton]
+        SingleTonThird(i32),
+    }
+    assert!(SingleToneTest::SingleTon.is_singleton());
+    assert!(!SingleToneTest::NotSingleTon.is_singleton());
+    assert!(SingleToneTest::SingleTonTwo { field: false }.is_singleton());
+    assert!(SingleToneTest::SingleTonThird(10).is_singleton());
+}