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<meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1.0, user-scalable=yes">
<title>gr-confirm-rebase-dialog</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-confirm-rebase-dialog.html">

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

<test-fixture id="basic">
  <template>
    <gr-confirm-rebase-dialog></gr-confirm-rebase-dialog>
  </template>
</test-fixture>

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

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

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

    test('controls with parent and rebase on current available', () => {
      element.rebaseOnCurrent = true;
      element.hasParent = true;
      flushAsynchronousOperations();
      assert.isTrue(element.$.rebaseOnParentInput.checked);
      assert.isFalse(element.$.rebaseOnParent.hasAttribute('hidden'));
      assert.isTrue(element.$.parentUpToDateMsg.hasAttribute('hidden'));
      assert.isFalse(element.$.rebaseOnTip.hasAttribute('hidden'));
      assert.isTrue(element.$.tipUpToDateMsg.hasAttribute('hidden'));
    });

    test('controls with parent rebase on current not available', () => {
      element.rebaseOnCurrent = false;
      element.hasParent = true;
      flushAsynchronousOperations();
      assert.isTrue(element.$.rebaseOnTipInput.checked);
      assert.isTrue(element.$.rebaseOnParent.hasAttribute('hidden'));
      assert.isFalse(element.$.parentUpToDateMsg.hasAttribute('hidden'));
      assert.isFalse(element.$.rebaseOnTip.hasAttribute('hidden'));
      assert.isTrue(element.$.tipUpToDateMsg.hasAttribute('hidden'));
    });

    test('controls without parent and rebase on current available', () => {
      element.rebaseOnCurrent = true;
      element.hasParent = false;
      flushAsynchronousOperations();
      assert.isTrue(element.$.rebaseOnTipInput.checked);
      assert.isTrue(element.$.rebaseOnParent.hasAttribute('hidden'));
      assert.isTrue(element.$.parentUpToDateMsg.hasAttribute('hidden'));
      assert.isFalse(element.$.rebaseOnTip.hasAttribute('hidden'));
      assert.isTrue(element.$.tipUpToDateMsg.hasAttribute('hidden'));
    });

    test('controls without parent rebase on current not available', () => {
      element.rebaseOnCurrent = false;
      element.hasParent = false;
      flushAsynchronousOperations();
      assert.isTrue(element.$.rebaseOnOtherInput.checked);
      assert.isTrue(element.$.rebaseOnParent.hasAttribute('hidden'));
      assert.isTrue(element.$.parentUpToDateMsg.hasAttribute('hidden'));
      assert.isTrue(element.$.rebaseOnTip.hasAttribute('hidden'));
      assert.isFalse(element.$.tipUpToDateMsg.hasAttribute('hidden'));
    });

    test('input cleared on cancel or submit', () => {
      element._inputText = '123';
      element.$.confirmDialog.fire('confirm');
      assert.equal(element._inputText, '');

      element._inputText = '123';
      element.$.confirmDialog.fire('cancel');
      assert.equal(element._inputText, '');
    });

    suite('parent suggestions', () => {
      let recentChanges;
      setup(() => {
        recentChanges = [
          {
            name: '123: my first awesome change',
            value: 123,
          },
          {
            name: '124: my second awesome change',
            value: 124,
          },
          {
            name: '245: my third awesome change',
            value: 245,
          },
        ];

        sandbox.stub(element.$.restAPI, 'getChanges').returns(Promise.resolve(
            [
              {
                _number: 123,
                subject: 'my first awesome change',
              },
              {
                _number: 124,
                subject: 'my second awesome change',
              },
              {
                _number: 245,
                subject: 'my third awesome change',
              },
            ]
        ));
      });

      test('_getRecentChanges', () => {
        sandbox.spy(element, '_getRecentChanges');
        return element._getRecentChanges().then(() => {
          assert.deepEqual(element._recentChanges, recentChanges);
          assert.equal(element.$.restAPI.getChanges.callCount, 1);
          // When called a second time, should not re-request recent changes.
          element._getRecentChanges();
        }).then(() => {
          assert.equal(element._getRecentChanges.callCount, 2);
          assert.equal(element.$.restAPI.getChanges.callCount, 1);
        });
      });

      test('_filterChanges', () => {
        assert.equal(element._filterChanges('123', recentChanges).length, 1);
        assert.equal(element._filterChanges('12', recentChanges).length, 2);
        assert.equal(element._filterChanges('awesome', recentChanges).length,
            3);
        assert.equal(element._filterChanges('third', recentChanges).length,
            1);

        element.changeNumber = 123;
        assert.equal(element._filterChanges('123', recentChanges).length, 0);
        assert.equal(element._filterChanges('124', recentChanges).length, 1);
        assert.equal(element._filterChanges('awesome', recentChanges).length,
            2);
      });

      test('input text change triggers function', () => {
        sandbox.spy(element, '_getRecentChanges');
        element._inputText = '1';
        assert.isTrue(element._getRecentChanges.calledOnce);
        element._inputText = '12';
        assert.isTrue(element._getRecentChanges.calledTwice);
      });
    });
  });
</script>