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Copyright (C) 2016 The Android Open Source Project

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

<script src="../../../bower_components/webcomponentsjs/webcomponents-lite.min.js"></script>
<script src="../../../bower_components/web-component-tester/browser.js"></script>
<link rel="import" href="../../../test/common-test-setup.html"/>
<link rel="import" href="gr-dropdown.html">

<script>void(0);</script>

<test-fixture id="basic">
  <template>
    <gr-dropdown></gr-dropdown>
  </template>
</test-fixture>

<script>
  suite('gr-dropdown tests', () => {
    let element;
    let sandbox;

    setup(() => {
      stub('gr-rest-api-interface', {
        getConfig() { return Promise.resolve({}); },
      });
      element = fixture('basic');
      sandbox = sinon.sandbox.create();
    });

    teardown(() => {
      sandbox.restore();
    });

    test('_computeIsDownload', () => {
      assert.isTrue(element._computeIsDownload({download: true}));
      assert.isFalse(element._computeIsDownload({download: false}));
    });

    test('tap on trigger opens menu, then closes', () => {
      sandbox.stub(element, '_open', () => { element.$.dropdown.open(); });
      sandbox.stub(element, '_close', () => { element.$.dropdown.close(); });
      assert.isFalse(element.$.dropdown.opened);
      MockInteractions.tap(element.$.trigger);
      assert.isTrue(element.$.dropdown.opened);
      MockInteractions.tap(element.$.trigger);
      assert.isFalse(element.$.dropdown.opened);
    });

    test('_computeURLHelper', () => {
      const path = '/test';
      const host = 'http://www.testsite.com';
      const computedPath = element._computeURLHelper(host, path);
      assert.equal(computedPath, '//http://www.testsite.com/test');
    });

    test('link URLs', () => {
      assert.equal(
          element._computeLinkURL({url: '/test'}),
          '//' + window.location.host + '/test');
      assert.equal(
          element._computeLinkURL({url: '/test', target: '_blank'}),
          '/test');
    });

    test('link rel', () => {
      let link = {url: '/test'};
      assert.isNull(element._computeLinkRel(link));

      link = {url: '/test', target: '_blank'};
      assert.equal(element._computeLinkRel(link), 'noopener');

      link = {url: '/test', external: true};
      assert.equal(element._computeLinkRel(link), 'external');

      link = {url: '/test', target: '_blank', external: true};
      assert.equal(element._computeLinkRel(link), 'noopener');
    });

    test('_getClassIfBold', () => {
      let bold = true;
      assert.equal(element._getClassIfBold(bold), 'bold-text');

      bold = false;
      assert.equal(element._getClassIfBold(bold), '');
    });

    test('Top text exists and is bolded correctly', () => {
      element.topContent = [{text: 'User', bold: true}, {text: 'email'}];
      flushAsynchronousOperations();
      const topItems = Polymer.dom(element.root).querySelectorAll('.top-item');
      assert.equal(topItems.length, 2);
      assert.isTrue(topItems[0].classList.contains('bold-text'));
      assert.isFalse(topItems[1].classList.contains('bold-text'));
    });

    test('non link items', () => {
      const item0 = {name: 'item one', id: 'foo'};
      element.items = [item0, {name: 'item two', id: 'bar'}];
      const fooTapped = sandbox.stub();
      const tapped = sandbox.stub();
      element.addEventListener('tap-item-foo', fooTapped);
      element.addEventListener('tap-item', tapped);
      flushAsynchronousOperations();
      MockInteractions.tap(element.$$('.itemAction'));
      assert.isTrue(fooTapped.called);
      assert.isTrue(tapped.called);
      assert.deepEqual(tapped.lastCall.args[0].detail, item0);
    });

    test('disabled non link item', () => {
      element.items = [{name: 'item one', id: 'foo'}];
      element.disabledIds = ['foo'];

      const stub = sandbox.stub();
      const tapped = sandbox.stub();
      element.addEventListener('tap-item-foo', stub);
      element.addEventListener('tap-item', tapped);
      flushAsynchronousOperations();
      MockInteractions.tap(element.$$('.itemAction'));
      assert.isFalse(stub.called);
      assert.isFalse(tapped.called);
    });

    test('properly sets tooltips', () => {
      element.items = [
        {name: 'item one', id: 'foo', tooltip: 'hello'},
        {name: 'item two', id: 'bar'},
      ];
      element.disabledIds = [];
      flushAsynchronousOperations();
      const tooltipContents = Polymer.dom(element.root)
          .querySelectorAll('iron-dropdown li gr-tooltip-content');
      assert.equal(tooltipContents.length, 2);
      assert.isTrue(tooltipContents[0].hasTooltip);
      assert.equal(tooltipContents[0].getAttribute('title'), 'hello');
      assert.isFalse(tooltipContents[1].hasTooltip);
    });

    suite('keyboard navigation', () => {
      setup(() => {
        element.items = [
          {name: 'item one', id: 'foo'},
          {name: 'item two', id: 'bar'},
        ];
        flushAsynchronousOperations();
      });

      test('down', () => {
        const stub = sandbox.stub(element.$.cursor, 'next');
        assert.isFalse(element.$.dropdown.opened);
        MockInteractions.pressAndReleaseKeyOn(element, 40);
        assert.isTrue(element.$.dropdown.opened);
        MockInteractions.pressAndReleaseKeyOn(element, 40);
        assert.isTrue(stub.called);
      });

      test('up', () => {
        const stub = sandbox.stub(element.$.cursor, 'previous');
        assert.isFalse(element.$.dropdown.opened);
        MockInteractions.pressAndReleaseKeyOn(element, 38);
        assert.isTrue(element.$.dropdown.opened);
        MockInteractions.pressAndReleaseKeyOn(element, 38);
        assert.isTrue(stub.called);
      });

      test('enter/space', () => {
        // Because enter and space are handled by the same fn, we need only to
        // test one.
        assert.isFalse(element.$.dropdown.opened);
        MockInteractions.pressAndReleaseKeyOn(element, 32); // Space
        assert.isTrue(element.$.dropdown.opened);

        const el = element.$.cursor.target.querySelector(':not([hidden])');
        const stub = sandbox.stub(el, 'click');
        MockInteractions.pressAndReleaseKeyOn(element, 32); // Space
        assert.isTrue(stub.called);
      });
    });
  });
</script>