Skip test when custom elements polyfill is in use

Cannot be supported with polyfill because it uses setAttribute.
Polymer · Jan 30, 2020 · fb1a783 · fb1a783
1 parent 688243b
commit fb1a783
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/test/unit/legacy-noattributes.html b/test/unit/legacy-noattributes.html
@@ -117,7 +117,10 @@
         assert.ok(def);
       });
 
-      test('native properties observeable when `_legacyForceObservedAttributes` set', () => {
+      test('native properties observeable when `_legacyForceObservedAttributes` set', function() {
+        if (customElements.polyfillWrapFlushCallback) {
+          this.skip();
+        }
         el = document.createElement('x-native-attrs-force');
         document.body.appendChild(el);
         el.tabIndex = 5;