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

<script src="../../../bower_components/webcomponentsjs/webcomponents.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-change-metadata.html">

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

<script>
  suite('gr-change-metadata tests', function() {
    var element;

    setup(function() {
      stub('gr-rest-api-interface', {
        getConfig: function() { return Promise.resolve({}); },
        getLoggedIn: function() { return Promise.resolve(false); },
      });

      element = fixture('basic');
    });

    test('computed fields', function() {
      assert.isFalse(element._computeHideStrategy({status: 'NEW'}));
      assert.isFalse(element._computeHideStrategy({status: 'DRAFT'}));
      assert.isTrue(element._computeHideStrategy({status: 'MERGED'}));
      assert.isTrue(element._computeHideStrategy({status: 'ABANDONED'}));
      assert.equal(element._computeStrategy({submit_type: 'CHERRY_PICK'}),
          'Cherry Pick');
    });

    test('show strategy for open change', function() {
      element.change = {status: 'NEW', submit_type: 'CHERRY_PICK', labels: {}};
      flushAsynchronousOperations();
      var strategy = element.$$('.strategy');
      assert.ok(strategy);
      assert.isFalse(strategy.hasAttribute('hidden'));
      assert.equal(strategy.children[1].innerHTML, 'Cherry Pick');
    });

    test('hide strategy for closed change', function() {
      element.change = {status: 'MERGED', labels: {}};
      flushAsynchronousOperations();
      assert.isTrue(element.$$('.strategy').hasAttribute('hidden'));
    });

    test('show CC section when NoteDb enabled', function() {
      function hasCc() {
        return element._showReviewersByState;
      }

      element.serverConfig = {};
      assert.isFalse(hasCc());

      element.serverConfig = {note_db_enabled: true};
      assert.isTrue(hasCc());
    });

    test('computes submit status', function() {
      var labels = {};
      assert.equal(element._computeSubmitStatus(labels), 'Ready to submit');
      labels = {test: {}};
      assert.equal(element._computeSubmitStatus(labels), 'Needs test label');
      labels.test.approved = true;
      assert.equal(element._computeSubmitStatus(labels), 'Ready to submit');
      labels.test.approved = false;
      labels.test.optional = true;
      assert.equal(element._computeSubmitStatus(labels), 'Ready to submit');
      labels.test.optional = false;
      labels.test2 = {};
      assert.equal(element._computeSubmitStatus(labels),
          'Needs test and test2 labels');
    });

    suite('remove reviewer votes', function() {
      var sandbox;

      setup(function() {
        sandbox = sinon.sandbox.create();
        sandbox.stub(element, '_computeValueTooltip').returns('');
        sandbox.stub(element, '_computeTopicReadOnly').returns(true);
        element.change = {
          change_id: 'the id',
          topic: 'the topic',
          status: 'NEW',
          submit_type: 'CHERRY_PICK',
          labels: {
            test: {
              all: [{_account_id: 1, name: 'bojack', value: 1}],
              default_value: 0,
              values: [],
            },
          },
          removable_reviewers: [],
        };
      });

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

      test('_computeCanDeleteVote hides delete button', function() {
        flushAsynchronousOperations();
        var button = element.$$('gr-account-chip').$$('gr-button');
        assert.isTrue(button.hasAttribute('hidden'));
        element.mutable = true;
        assert.isTrue(button.hasAttribute('hidden'));
      });

      test('_computeCanDeleteVote shows delete button', function() {
        element.change.removable_reviewers = [
          {
            _account_id: 1,
            name: 'bojack',
          }
        ];
        element.mutable = true;
        flushAsynchronousOperations();
        var button = element.$$('gr-account-chip').$$('gr-button');
        assert.isFalse(button.hasAttribute('hidden'));
      });

      test('deletes votes', function(done) {
        sandbox.stub(element.$.restAPI, 'deleteVote')
            .returns(Promise.resolve({'ok': true}));
        element.change.removable_reviewers = [
          {
            _account_id: 1,
            name: 'bojack',
          }
        ];
        element.mutable = true;
        flushAsynchronousOperations();
        var button = element.$$('gr-account-chip').$$('gr-button');
        MockInteractions.tap(button);
        flushAsynchronousOperations();
        var spliceStub = sinon.stub(element, 'splice',
            function(path, index, length) {
          assert.deepEqual(path, ['change.labels', 'test', 'all']);
          assert.equal(index, 0);
          assert.equal(length, 1);
          spliceStub.restore();
          done();
        });
      });

      test('changing topic calls setChangeTopic', function() {
        var topicStub = sandbox.stub(element.$.restAPI, 'setChangeTopic',
            function() {});
        element._handleTopicChanged({}, 'the new topic');
        assert.isTrue(topicStub.calledWith('the id', 'the new topic'));
      });
    });
  });
</script>