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

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

<link rel="import" href="gr-reporting.html">

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

<script>
  suite('gr-reporting tests', function() {
    var element;
    var sandbox;
    var clock;
    var fakePerformance;

    var NOW_TIME = 100;

    setup(function() {
      sandbox = sinon.sandbox.create();
      clock = sinon.useFakeTimers(NOW_TIME);
      element = fixture('basic');
      fakePerformance = {
        navigationStart: 1,
        loadEventEnd: 2,
      };
      sinon.stub(element, 'performanceTiming',
          {get: function() {return fakePerformance;}});
      sandbox.stub(element, 'reporter');
    });
    teardown(function() {
      sandbox.restore();
      clock.restore();
    });

    test('appStarted', function() {
      element.appStarted();
      assert.isTrue(
          element.reporter.calledWithExactly(
              'timing-report', 'UI Latency', 'App Started',
              NOW_TIME - fakePerformance.navigationStart
      ));
    });

    test('pageLoaded', function() {
      element.pageLoaded();
      assert.isTrue(
          element.reporter.calledWithExactly(
              'timing-report', 'UI Latency', 'Page Loaded',
              fakePerformance.loadEventEnd - fakePerformance.navigationStart)
      );
    });

    test('time and timeEnd', function() {
      var nowStub = sandbox.stub(element, 'now').returns(0);
      element.time('foo');
      nowStub.returns(1);
      element.time('bar');
      nowStub.returns(2);
      element.timeEnd('bar');
      nowStub.returns(3.123);
      element.timeEnd('foo');
      assert.isTrue(element.reporter.calledWithExactly(
          'timing-report', 'UI Latency', 'foo', 3.123
      ));
      assert.isTrue(element.reporter.calledWithExactly(
          'timing-report', 'UI Latency', 'bar', 1
      ));
    });

    suite('plugins', function() {
      setup(function() {
        element.reporter.restore();
        sandbox.stub(element, 'defaultReporter');
        sandbox.stub(Gerrit, '_arePluginsLoaded');
      });

      test('pluginsLoaded reports time', function() {
        Gerrit._arePluginsLoaded.returns(true);
        sandbox.stub(element, 'now').returns(42);
        element.pluginsLoaded();
        assert.isTrue(element.defaultReporter.calledWithExactly(
            'timing-report', 'UI Latency', 'PluginsLoaded', 42
        ));
      });

      test('caches reports if plugins are not loaded', function() {
        Gerrit._arePluginsLoaded.returns(false);
        element.timeEnd('foo');
        assert.isFalse(element.defaultReporter.called);
      });

      test('reports if plugins are loaded', function() {
        Gerrit._arePluginsLoaded.returns(true);
        element.timeEnd('foo');
        assert.isTrue(element.defaultReporter.called);
      });

      test('reports cached events preserving order', function() {
        Gerrit._arePluginsLoaded.returns(false);
        element.timeEnd('foo');
        Gerrit._arePluginsLoaded.returns(true);
        element.timeEnd('bar');
        assert.isTrue(element.defaultReporter.firstCall.calledWith(
            'timing-report', 'UI Latency', 'foo'
        ));
        assert.isTrue(element.defaultReporter.secondCall.calledWith(
            'timing-report', 'UI Latency', 'bar'
        ));
      });
    });

    suite('location changed', function() {
      var pathnameStub;
      setup(function() {
        pathnameStub = sinon.stub(element, '_getPathname');
      });

      teardown(function() {
        pathnameStub.restore();
      });

      test('search', function() {
        pathnameStub.returns('/q/foo');
        element.locationChanged();
        assert.isTrue(element.reporter.calledWithExactly(
            'nav-report', 'Location Changed', 'Page', '/q/'));
      });

      test('change view', function() {
        pathnameStub.returns('/c/42/');
        element.locationChanged();
        assert.isTrue(element.reporter.calledWithExactly(
            'nav-report', 'Location Changed', 'Page', '/c/'));
      });

      test('change view', function() {
        pathnameStub.returns('/c/41/2');
        element.locationChanged();
        assert.isTrue(element.reporter.calledWithExactly(
            'nav-report', 'Location Changed', 'Page', '/c/'));
      });

      test('diff view', function() {
        pathnameStub.returns('/c/41/2/file.txt');
        element.locationChanged();
        assert.isTrue(element.reporter.calledWithExactly(
            'nav-report', 'Location Changed', 'Page', '/c//COMMIT_MSG'));
      });
    });
  });
</script>