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<meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1.0, user-scalable=yes">
<title>gr-label-scores</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="../../../bower_components/iron-test-helpers/iron-test-helpers.html">
<link rel="import" href="gr-label-scores.html">

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

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

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

    setup(done => {
      sandbox = sinon.sandbox.create();
      stub('gr-rest-api-interface', {
        getLoggedIn() { return Promise.resolve(false); },
      });
      element = fixture('basic');
      element.change = {
        _number: '123',
        labels: {
          'Code-Review': {
            values: {
              '0': 'No score',
              '+1': 'good',
              '+2': 'excellent',
              '-1': 'bad',
              '-2': 'terrible',
            },
            default_value: 0,
            value: 1,
            all: [{
              _account_id: 123,
              value: '+1',
            }],
          },
          'Verified': {
            values: {
              '0': 'No score',
              '+1': 'good',
              '+2': 'excellent',
              '-1': 'bad',
              '-2': 'terrible',
            },
            default_value: 0,
            value: 1,
            all: [{
              _account_id: 123,
              value: '+1',
            }],
          },
        },
      };

      element.account = {
        _account_id: 123,
      };

      element.permittedLabels = {
        'Code-Review': [
          '-2',
          '-1',
          ' 0',
          '+1',
          '+2',
        ],
        'Verified': [
          '-1',
          ' 0',
          '+1',
        ],
      };
      flush(done);
    });

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

    test('label picker', () => {
      for (const label in element.permittedLabels) {
        if (element.permittedLabels.hasOwnProperty(label)) {
          assert.ok(element.$$('iron-selector[data-label="' + label + '"]'),
              label);
        }
      }
      element.draft = 'I wholeheartedly disapprove';
      MockInteractions.tap(element.$$(
          'iron-selector[data-label="Code-Review"] > ' +
          'gr-button[data-value="-1"]'));
      MockInteractions.tap(element.$$(
          'iron-selector[data-label="Verified"] > ' +
          'gr-button[data-value="-1"]'));
      flushAsynchronousOperations();
      assert.deepEqual(element.getLabelValues(), {
        'Code-Review': -1,
        'Verified': -1,
      });
      assert.equal(element.$$('iron-selector[data-label="Code-Review"]')
          .selected, 1);
      assert.equal(element.$$(
          'iron-selector[data-label="Verified"] .iron-selected')
          .textContent.trim(), '-1');
    });

    test('correct item is selected', () => {
      assert.equal(element.$$('iron-selector[data-label="Code-Review"]')
          .selected, 3);
      assert.equal(
          element.$$('iron-selector[data-label="Code-Review"] .iron-selected')
              .textContent.trim(), '+1');

      // +1 is in the third position (-1, 0, +1).
      assert.equal(element.$$('iron-selector[data-label="Verified"]')
          .selected, 2);
      assert.equal(element.$$(
          'iron-selector[data-label="Verified"] .iron-selected')
          .textContent.trim(), '+1');
    });

    test('do not display tooltips on touch devices', () => {
      const verifiedBtn = element.$$(
          'iron-selector[data-label="Verified"] > gr-button[data-value="-1"]');

      // On touch devices, tooltips should not be shown.
      verifiedBtn._isTouchDevice = true;
      verifiedBtn._handleShowTooltip();
      assert.isNotOk(verifiedBtn._tooltip);
      verifiedBtn._handleHideTooltip();
      assert.isNotOk(verifiedBtn._tooltip);

      // On other devices, tooltips should be shown.
      verifiedBtn._isTouchDevice = false;
      verifiedBtn._handleShowTooltip();
      assert.isOk(verifiedBtn._tooltip);
      verifiedBtn._handleHideTooltip();
      assert.isNotOk(verifiedBtn._tooltip);
    });

    test('_getVoteForAccount', () => {
      const labelName = 'Code-Review';
      assert.equal(element._getVoteForAccount(element.change.labels, labelName,
          element.account), '+1');
    });

    test('_computeColumns', () => {
      element._computeColumns(element.permittedLabels);
      assert.deepEqual(element._labelValues, {
        '-2': 0,
        '-1': 1,
        '0': 2,
        '1': 3,
        '2': 4,
      });
    });

    test('_computeIndexOfLabelValue', () => {
      assert.equal(element._computeIndexOfLabelValue(element.change.labels,
          element.permittedLabels,
          element._labels[0]), 3);
    });

    test('_computeBlankItems', () => {
      element._labelValues = {
        '-2': 0,
        '-1': 1,
        '0': 2,
        '1': 3,
        '2': 4,
      };

      assert.equal(element._computeBlankItems(element.permittedLabels,
          'Code-Review').length, 0);

      assert.deepEqual(
          element._computeBlankItems(element.permittedLabels,
              'Verified').length, 1);
    });

    test('changes in label score are reflected in the DOM', () => {
      element.change = {
        _number: '123',
        labels: {
          'Code-Review': {
            values: {
              '0': 'No score',
              '+1': 'good',
              '+2': 'excellent',
              '-1': 'bad',
              '-2': 'terrible',
            },
            default_value: 0,
          },
          'Verified': {
            values: {
              '0': 'No score',
              '+1': 'good',
              '+2': 'excellent',
              '-1': 'bad',
              '-2': 'terrible',
            },
            default_value: 0,
          },
        },
      };
      flushAsynchronousOperations();
      const selector = element.$$('iron-selector[data-label="Verified"]');
      element.set(['change', 'labels', 'Verified', 'all'],
         [{_account_id: 123, value: 1}]);
      flushAsynchronousOperations();
      assert.equal(selector.selected, 2); // Index 2, value 1
    });

    test('without permitted labels', () => {
      element.permittedLabels = {
        Verified: [
          '-1',
          ' 0',
          '+1',
        ],
      };
      flushAsynchronousOperations();
      assert.isOk(element.$$('iron-selector[data-label="Verified"]'));
      assert.isFalse(element.$$('iron-selector[data-label="Verified"]').hidden);
      assert.isOk(element.$$('iron-selector[data-label="Code-Review"]'));
      assert.isTrue(
          element.$$('iron-selector[data-label="Code-Review"]').hidden);
    });

    test('asymetrical labels', () => {
      element.permittedLabels = {
        'Code-Review': [
          '-2',
          '-1',
          ' 0',
          '+1',
          '+2',
        ],
        'Verified': [
          ' 0',
          '+1',
        ],
      };
      flushAsynchronousOperations();
      assert.equal(element.$$('iron-selector[data-label="Verified"]')
          .items.length, 2);
      assert.equal(Polymer.dom(element.root).
          querySelectorAll('.placeholder[data-label="Verified"]').length, 3);
      assert.equal(element.$$('iron-selector[data-label="Code-Review"]')
          .items.length, 5);
      assert.equal(Polymer.dom(element.root).
          querySelectorAll('.placeholder[data-label="Code-Review"]').length, 0);
    });
  });
</script>