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<meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1.0, user-scalable=yes">
<title>gr-list-view</title>
<script src="../../../bower_components/page/page.js"></script>
<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-list-view.html">

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

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

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

    setup(() => {
      sandbox = sinon.sandbox.create();
      element = fixture('basic');
    });

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

    test('_computeNavLink', () => {
      const offset = 25;
      const projectsPerPage = 25;
      const filter = 'test';
      element.path = '/admin/projects';

      sandbox.stub(element, 'getBaseUrl', () => '');

      assert.equal(
          element._computeNavLink(offset, 1, projectsPerPage, filter),
          '/admin/projects/q/filter:test,50');

      assert.equal(
          element._computeNavLink(offset, -1, projectsPerPage, filter),
          '/admin/projects/q/filter:test');

      assert.equal(
          element._computeNavLink(offset, 1, projectsPerPage, null),
          '/admin/projects,50');

      assert.equal(
          element._computeNavLink(offset, -1, projectsPerPage, null),
          '/admin/projects');
    });

    test('_onValueChange', done => {
      element.path = '/admin/projects';
      sandbox.stub(page, 'show', url => {
        assert.equal(url, '/admin/projects/q/filter:test');
        done();
      });
      element._filterChanged('test');
    });

    test('next button', done => {
      element.itemsPerPage = 25;
      projects = new Array(26);

      flush(() => {
        let loading;
        assert.isFalse(element._hideNextArrow(loading, projects));
        loading = true;
        assert.isTrue(element._hideNextArrow(loading, projects));
        loading = false;
        assert.isFalse(element._hideNextArrow(loading, projects));
        element._projects = [];
        assert.isTrue(element._hideNextArrow(loading, element._projects));
        projects = new Array(4);
        assert.isTrue(element._hideNextArrow(loading, projects));
        done();
      });
    });

    test('prev button', () => {
      flush(() => {
        let offset = 0;
        assert.isTrue(element._hidePrevArrow(offset));
        offset = 5;
        assert.isFalse(element._hidePrevArrow(offset));
      });
    });
  });
</script>