Merge pull request #176 from arv/event-on-non-element-document-nodes

Fix issue with events and non Element/Document nodes

src/wrappers/events.js

@@ -587,7 +587,7 @@
     'dispatchEvent'
   ];
 
-  [Element, Window, Document].forEach(function(constructor) {
+  [Node, Window].forEach(function(constructor) {
     var p = constructor.prototype;
     methodNames.forEach(function(name) {
       Object.defineProperty(p, name + '_', {value: p[name]});

test/js/MutationObserver.js

@@ -249,4 +249,29 @@ suite('MutationObserver', function() {
     document.head.setAttribute('a', newValue());
   });
 
+  test('observe text node', function(done) {
+    if (!window.MutationObserver) {
+      done();
+      return;
+    }
+
+    div = document.body.appendChild(document.createElement('div'));
+    var a = document.createTextNode('');
+    div.appendChild(a);
+
+    var mo = new MutationObserver(function(records, observer) {
+      mergeRecords(records);
+      assert.equal(this, mo);
+      assert.equal(observer, mo);
+      assert.equal(records[0].type, 'childList');
+      assert.equal(records[0].target, div);
+      assert.equal(removedNodes.length, 1);
+      assert.equal(removedNodes[0], a);
+      done();
+    });
+    mo.observe(div, {childList: true});
+
+    div.removeChild(a);
+  });
+
 });

test/js/events.js

@@ -1266,4 +1266,15 @@ test('retarget order (multiple shadow roots)', function() {
     doc.body.dispatchEvent(e);
   });
 
+  test('dispatch on text node', function() {
+    var text = document.createTextNode('x');
+    text.addEventListener('x', function f(e) {
+      assert.equal(e.target, text);
+      assert.equal(e.currentTarget, text);
+      assert.equal(this, text);
+      text.removeEventListener('x', f);
+    });
+    text.dispatchEvent(new Event('x'));
+  });
+
 });