deal with HTMLElement override done by customElements polyfill

valdrinkoshi · valdrinkoshi · commit 512873404288 · 2016-12-06T16:19:29.000-08:00
diff --git a/test/test-fixture-v1.html b/test/test-fixture-v1.html
@@ -12,6 +12,12 @@
 <head>
   <title>test-fixture</title>
 
+  <script>
+    // Save original HTMLElement constructor since customElements v1 polyfill
+    // overrides it https://github.com/webcomponents/webcomponentsjs/issues/623
+    var _HTMLElement = window.HTMLElement;
+  </script>
+
   <script src="../../webcomponentsjs-v1/webcomponents-lite.js"></script>
   <script src="../../web-component-tester/browser.js"></script>
 
@@ -21,10 +27,6 @@
 <body>
   <script>
     (function() {
-      // Flag to enable takeRecords/flush for CustomElements v1 polyfill.
-      // https://github.com/webcomponents/custom-elements#differences-from-spec
-      customElements.enableFlush = true;
-
       function XCustom() {
         if (window.Reflect) {
           return Reflect.construct(HTMLElement, [], XCustom)
@@ -177,7 +179,7 @@
 
     describe('for a dom with a single root element', function () {
       it('returns a reference to the root element', function () {
-        expect(el).to.be.instanceOf(HTMLElement);
+        expect(el).to.be.instanceOf(_HTMLElement);
       });
     });
 
@@ -196,8 +198,8 @@
 
       it('returns an array of root elements', function () {
         expect(els).to.be.instanceOf(Array);
-        expect(els[0]).to.be.instanceOf(HTMLElement);
-        expect(els[1]).to.be.instanceOf(HTMLElement);
+        expect(els[0]).to.be.instanceOf(_HTMLElement);
+        expect(els[1]).to.be.instanceOf(_HTMLElement);
       });
     });
 
@@ -215,10 +217,10 @@
 
       it('returns an array with elements grouped by template', function () {
         expect(groups).to.be.instanceOf(Array);
-        expect(groups[0]).to.be.instanceOf(HTMLElement);
+        expect(groups[0]).to.be.instanceOf(_HTMLElement);
         expect(groups[1]).to.be.instanceOf(Array);
-        expect(groups[1][0]).to.be.instanceOf(HTMLElement);
-        expect(groups[1][1]).to.be.instanceOf(HTMLElement);
+        expect(groups[1][0]).to.be.instanceOf(_HTMLElement);
+        expect(groups[1][1]).to.be.instanceOf(_HTMLElement);
       });
     });
 
@@ -232,7 +234,7 @@
       });
 
       it('returns a single element if the template has a single child', function() {
-        expect(el).to.be.instanceOf(HTMLElement);
+        expect(el).to.be.instanceOf(_HTMLElement);
       });
 
       it('returns multiple elements if the template has multiple children', function() {
