diff --git a/dev/js/spec/panelSpec.js b/dev/js/spec/panelSpec.js
index d0a9349..007b43c 100644
--- a/dev/js/spec/panelSpec.js
+++ b/dev/js/spec/panelSpec.js
@@ -64,6 +64,14 @@
       expect(btn.classList.contains("button-group")).toBeTruthy();
       expect(btn.classList.contains("versuch")).toBeTruthy();
     });
+
+    it('should be minimizable', function () {
+      var view = viewClass.create(['versuch']);
+      var e = view.element();
+      expect(e.classList.contains('show')).toBeTruthy();
+      view.minimize();
+      expect(e.classList.contains('show')).toBeFalsy();
+    });
   });
   
   describe('KorAP.Panel', function () {
diff --git a/dev/js/spec/pluginSpec.js b/dev/js/spec/pluginSpec.js
index c0d741d..cabeae9 100644
--- a/dev/js/spec/pluginSpec.js
+++ b/dev/js/spec/pluginSpec.js
@@ -201,6 +201,14 @@
       widget.resize({ height : 9 });
       expect(iframe.style.height).toEqual('9px');
     });
+
+    it('should be minimizable', function () {
+      var widget = widgetClass.create("Test", "https://example", 56);
+      var we = widget.element();
+      expect(we.classList.contains('show')).toBeTruthy();
+      widget.minimize();
+      expect(we.classList.contains('show')).toBeFalsy();
+    });
   });
 
   describe('KorAP.Plugin.Service', function () {