basic.html 2.09 KB
<!doctype html>
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<html>
<head>
  <title>iron-form-element-behavior</title>

  <script src="../../webcomponentsjs/webcomponents-lite.js"></script>
  <script src="../../web-component-tester/browser.js"></script>

  <link rel="import" href="../../polymer/polymer.html">
  <link rel="import" href="../iron-form-element-behavior.html">
  <link rel="import" href="simple-element.html">
  <link rel="import" href="simple-form.html">
</head>
<body>

  <test-fixture id="basic">
    <template>
      <form is="simple-form"></form>
    </template>
  </test-fixture>

  <script>
    suite('basic', function() {
      var form;

      setup(function() {
        form = fixture('basic');
      });

      test('elements fire an event when attached', function(done) {
        var element = document.createElement('input', 'simple-element');

        var handler = sinon.spy();
        form.addEventListener('iron-form-element-register', handler);

        form.appendChild(element);
        Polymer.Base.async(function() {
          expect(handler.callCount).to.be.equal(1);
          done();
        }, 1);
      });

      test('elements fire an event when detached', function(done) {
        var element = document.createElement('input', 'simple-element');
        form.appendChild(element);
        element._parentForm = form;

        var handler = sinon.spy();
        form.addEventListener('iron-form-element-unregister', handler);

        form.removeChild(element);
        Polymer.Base.async(function() {
          expect(handler.callCount).to.be.equal(1);
          done();
        }, 1);
      });
  });

  </script>

</body>
</html>