diff --git a/web/gui/src/main/webapp/tests/app/view/topo/topoInst-spec.js b/web/gui/src/main/webapp/tests/app/view/topo/topoInst-spec.js
index 1ea4663..f54d839 100644
--- a/web/gui/src/main/webapp/tests/app/view/topo/topoInst-spec.js
+++ b/web/gui/src/main/webapp/tests/app/view/topo/topoInst-spec.js
@@ -35,7 +35,8 @@
     it('should define api functions', function () {
         expect(fs.areFunctions(tis, [
             'initInst', 'destroyInst',
-            'addInstance', 'updateInstance', 'removeInstance'
+            'addInstance', 'updateInstance', 'removeInstance',
+            'isVisible', 'show', 'hide'
         ])).toBeTruthy();
     });