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<meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1.0, user-scalable=yes">
<title>keyboard-shortcut-behavior</title>

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

<link rel="import" href="../../../bower_components/iron-test-helpers/iron-test-helpers.html">
<link rel="import" href="keyboard-shortcut-behavior.html">

<test-fixture id="basic">
  <template>
    <test-element></test-element>
  </template>
</test-fixture>

<script>
  suite('keyboard-shortcut-behavior tests', function() {
    var element;

    suiteSetup(function() {
      // Define a Polymer element that uses this behavior.
      Polymer({
        is: 'test-element',
        behaviors: [Gerrit.KeyboardShortcutBehavior],
        properties: {
          keyEventTarget: {
            value: function() { return document.body; },
          },
          log: {
            value: function() { return []; },
          },
        },

        _handleKey: function(e) {
          if (!this.shouldSuppressKeyboardShortcut(e)) {
            this.log.push(e.keyCode);
          }
        },
      });
    });

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

    test('blocks keydown events iff one or more disablers', function() {
      MockInteractions.pressAndReleaseKeyOn(document.body, 97);  // 'a'
      Gerrit.KeyboardShortcutBehavior.enable('x');  // should have no effect
      MockInteractions.pressAndReleaseKeyOn(document.body, 98);  // 'b'
      Gerrit.KeyboardShortcutBehavior.disable('x');  // blocking starts here
      MockInteractions.pressAndReleaseKeyOn(document.body, 99);  // 'c'
      Gerrit.KeyboardShortcutBehavior.disable('y');
      MockInteractions.pressAndReleaseKeyOn(document.body, 100);  // 'd'
      Gerrit.KeyboardShortcutBehavior.enable('x');
      MockInteractions.pressAndReleaseKeyOn(document.body, 101);  // 'e'
      Gerrit.KeyboardShortcutBehavior.enable('y');  // blocking ends here
      MockInteractions.pressAndReleaseKeyOn(document.body, 102);  // 'f'
      assert.deepEqual(element.log, [97, 98, 102]);
    });
  });
</script>