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<meta name='viewport' content='width=device-width, minimum-scale=1.0, initial-scale=1.0, user-scalable=yes'>
<title>gr-apply-fix-dialog</title>
<script src='/test/common-test-setup.js'></script>
<script src='/bower_components/webcomponentsjs/custom-elements-es5-adapter.js'></script>

<script src='/bower_components/webcomponentsjs/webcomponents-lite.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-apply-fix-dialog.html'>

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

<test-fixture id='basic'>
  <template>
    <gr-apply-fix-dialog></gr-apply-fix-dialog>
  </template>
</test-fixture>

<script>
  suite('gr-apply-fix-dialog tests', async () => {
    await readyToTest();
    let element;
    let sandbox;
    const ROBOT_COMMENT = {
      robot_id: 'robot_1',
      fix_suggestions: [{fix_id: 'fix_1'}, {fix_id: 'fix_2'}],
    };

    setup(() => {
      sandbox = sinon.sandbox.create();
      element = fixture('basic');
      element.changeNum = '1';
      element._patchNum = 2;
      element.change = {
        _number: '1',
        project: 'project',
      };
      element.prefs = {
        font_size: 12,
        line_length: 100,
        tab_size: 4,
      };
    });

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

    test('dialog opens fetch and sets previews', done => {
      sandbox.stub(element.$.restAPI, 'getRobotCommentFixPreview')
          .returns(Promise.resolve({
            f1: {
              meta_a: {},
              meta_b: {},
              content: [
                {
                  ab: ['loqlwkqll'],
                },
                {
                  b: ['qwqqsqw'],
                },
                {
                  ab: ['qwqqsqw', 'qweqeqweqeq', 'qweqweq'],
                },
              ],
            },
            f2: {
              meta_a: {},
              meta_b: {},
              content: [
                {
                  ab: ['eqweqweqwex'],
                },
                {
                  b: ['zassdasd'],
                },
                {
                  ab: ['zassdasd', 'dasdasda', 'asdasdad'],
                },
              ],
            },
          }));
      sandbox.stub(element.$.applyFixOverlay, 'open').returns(Promise.resolve());

      element.open({detail: {patchNum: 2, comment: ROBOT_COMMENT}})
          .then(() => {
            assert.equal(element._currentFix.fix_id, 'fix_1');
            assert.equal(element._currentPreviews.length, 2);
            assert.equal(element._robotId, 'robot_1');
            done();
          });
    });

    test('preview endpoint throws error should reset dialog', done => {
      element.addEventListener('show-error', () => {
        assert.deepEqual(element._currentFix, {});
        assert.equal(element._currentPreviews.length, 0);
        done();
      });
      sandbox.stub(element.$.restAPI, 'getRobotCommentFixPreview',
          () => Promise.reject(new Error('backend error')));

      element.open({detail: {patchNum: 2, comment: ROBOT_COMMENT}});
    });

    test('apply fix button should call apply' +
    'and navigate to change view', done => {
      sandbox.stub(element.$.restAPI, 'applyFixSuggestion')
          .returns(Promise.resolve());
      sandbox.stub(Gerrit.Nav, 'navigateToChange');
      element._currentFix = {fix_id: '123'};

      element._handleApplyFix().then(() => {
        assert.isTrue(element.$.restAPI.applyFixSuggestion
            .calledWithExactly('1', 2, '123'));
        assert.isTrue(Gerrit.Nav.navigateToChange.calledWithExactly({
          _number: '1',
          project: 'project',
        }, 'edit', 2));

        // reset gr-apply-fix-dialog and close
        assert.deepEqual(element._currentFix, {});
        assert.equal(element._currentPreviews.length, 0);
        done();
      });
    });

    test('select fix forward and back of multiple suggested fixes', done => {
      sandbox.stub(element.$.restAPI, 'getRobotCommentFixPreview')
          .returns(Promise.resolve({
            f1: {
              meta_a: {},
              meta_b: {},
              content: [
                {
                  ab: ['loqlwkqll'],
                },
                {
                  b: ['qwqqsqw'],
                },
                {
                  ab: ['qwqqsqw', 'qweqeqweqeq', 'qweqweq'],
                },
              ],
            },
            f2: {
              meta_a: {},
              meta_b: {},
              content: [
                {
                  ab: ['eqweqweqwex'],
                },
                {
                  b: ['zassdasd'],
                },
                {
                  ab: ['zassdasd', 'dasdasda', 'asdasdad'],
                },
              ],
            },
          }));
      sandbox.stub(element.$.applyFixOverlay, 'open').returns(Promise.resolve());

      element.open({detail: {patchNum: 2, comment: ROBOT_COMMENT}})
          .then(() => {
            element._onNextFixClick();
            assert.equal(element._currentFix.fix_id, 'fix_2');
            element._onPrevFixClick();
            assert.equal(element._currentFix.fix_id, 'fix_1');
            done();
          });
    });
  });
</script>