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Copyright (C) 2015 The Android Open Source Project

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

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

<link rel="import" href="../bower_components/iron-test-helpers/iron-test-helpers.html">
<link rel="import" href="../elements/gr-reviewer-list.html">

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

<script>
  suite('gr-reviewer-list tests', function() {
    var element;
    var server;

    setup(function() {
      element = fixture('basic');

      server = sinon.fakeServer.create();
      server.respondWith(
        'GET',
        /\/changes\/42\/suggest_reviewers\?n=10&q=andy(.*)/,
        [
          200,
          { 'Content-Type': 'application/json' },
          ')]}\'\n' +
          JSON.stringify([
            {
              account: {
                _account_id: 1021482,
                name: "Andrew Bonventre",
                email: "andybons@chromium.org",
              }
            },
            {
              account: {
                _account_id: 1021863,
                name: "Andrew Bonventre",
                email: "andybons@google.com",
              }
            },
            {
              "group": {
                "id": "c7af6dd375c092ff3b23c0937aa910693dc0c41b",
                "name": "andy"
              }
            }
          ]),
        ]
      );
      server.respondWith(
        'POST',
        '/changes/42/reviewers',
        [
          200,
          { 'Content-Type': 'application/json'},
          ')]}\'\n' +
          JSON.stringify({
            reviewers: [{
              _account_id: 1021482,
              approvals: {
                'Code-Review': ' 0'
              },
              email: 'andybons@chromium.org',
              name: 'Andrew Bonventre',
            }]
          }),
        ]
      );
      server.respondWith(
        'DELETE',
        '/changes/42/reviewers/1021482',
        [
          204,
          { 'Content-Type': 'application/json'},
          ')]}\'\n{}',
        ]
      );
    });

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

    test('controls hidden on immutable element', function() {
      element.mutable = false;
      assert.isTrue(element.$$('.controlsContainer').hasAttribute('hidden'));
      element.mutable = true;
      assert.isFalse(element.$$('.controlsContainer').hasAttribute('hidden'));
    });

    function getActiveElement() {
      return document.activeElement.shadowRoot ?
          document.activeElement.shadowRoot.activeElement :
          document.activeElement;
    }

    test('show/hide input', function() {
      element.mutable = true;
      assert.isFalse(element.$$('.addReviewer').hasAttribute('hidden'));
      assert.isTrue(
          element.$$('.autocompleteContainer').hasAttribute('hidden'));
      assert.notEqual(getActiveElement().id, 'input');
      MockInteractions.tap(element.$$('.addReviewer'));
      assert.isTrue(element.$$('.addReviewer').hasAttribute('hidden'));
      assert.isFalse(
          element.$$('.autocompleteContainer').hasAttribute('hidden'));
      assert.equal(getActiveElement().id, 'input');
      MockInteractions.pressAndReleaseKeyOn(element, 27); // 'esc'
      assert.isFalse(element.$$('.addReviewer').hasAttribute('hidden'));
      assert.isTrue(
          element.$$('.autocompleteContainer').hasAttribute('hidden'));
      assert.equal(getActiveElement().id, 'addReviewer');
    });

    test('only show remove for removable reviewers', function() {
      element.mutable = true;
      element.change = {
        owner: {
          _account_id: 1,
        },
        reviewers: {
          'REVIEWER': [
            {
              _account_id: 2,
              name: 'Bojack Horseman',
              email: 'SecretariatRulez96@hotmail.com',
            },
            {
              _account_id: 3,
              name: 'Pinky Penguin',
            },
          ],
          'CC': [
            {
              _account_id: 4,
              name: 'Diane Nguyen',
              email: 'macarthurfellow2B@juno.com',
            },
          ]
        },
        removable_reviewers: [
          {
            _account_id: 3,
            name: 'Pinky Penguin',
          },
          {
            _account_id: 4,
            name: 'Diane Nguyen',
            email: 'macarthurfellow2B@juno.com',
          },
        ]
      };
      flushAsynchronousOperations();
      var removeEls =
          Polymer.dom(element.root).querySelectorAll('.reviewer > .remove');
      assert.equal(removeEls.length, 3);
      Array.from(removeEls).forEach(function(el) {
        var accountID = parseInt(el.getAttribute('data-account-id'), 10);
        assert.ok(accountID);
        if (accountID == 2) {
          assert.isTrue(el.hasAttribute('hidden'));
        } else {
          assert.isFalse(el.hasAttribute('hidden'));
        }
      });
    });

    test('autocomplete starts at >= 3 chars', function() {
      element._inputRequestTimeout = 0;
      element._mutable = true;
      var genRequestStub = sinon.stub(
        element.$.autocompleteXHR,
        'generateRequest',
        function() {
          assert(false, 'generateRequest should not be called for input ' +
              'lengths of less than 3 chars');
      });
      element._inputVal = 'fo';
      flushAsynchronousOperations();
      genRequestStub.restore();
    });

    test('add/remove reviewer flow', function(done) {
      element.change = {
        _number: 42,
        reviewers: {},
        removable_reviewers: [],
        owner: { _account_id: 0 },
      };
      element._inputRequestTimeout = 0;
      element._mutable = true;
      MockInteractions.tap(element.$$('.addReviewer'));
      flushAsynchronousOperations();
      element._inputVal = 'andy';
      server.respond();

      element._lastAutocompleteRequest.completes.then(function() {
        flushAsynchronousOperations();
        assert.isFalse(element.$$('.dropdown').hasAttribute('hidden'));
        var itemEls = Polymer.dom(element.root).querySelectorAll('.reviewer');
        assert.equal(itemEls.length, 3);
        assert.isTrue(itemEls[0].hasAttribute('selected'));
        assert.isFalse(itemEls[1].hasAttribute('selected'));

        MockInteractions.pressAndReleaseKeyOn(element, 40); // 'down'
        assert.isFalse(itemEls[0].hasAttribute('selected'));
        assert.isTrue(itemEls[1].hasAttribute('selected'));

        MockInteractions.pressAndReleaseKeyOn(element, 38); // 'up'
        assert.isTrue(itemEls[0].hasAttribute('selected'));
        assert.isFalse(itemEls[1].hasAttribute('selected'));

        MockInteractions.pressAndReleaseKeyOn(element, 27); // 'esc'
        assert.isTrue(element.$$('.dropdown').hasAttribute('hidden'));

        element._inputVal = 'andyb';
        server.respond();

        element._lastAutocompleteRequest.completes.then(function() {
          assert.isFalse(element.$$('.dropdown').hasAttribute('hidden'));
          var itemEls = Polymer.dom(element.root).querySelectorAll('.reviewer');
          assert.equal(itemEls.length, 3);
          assert.isTrue(itemEls[0].hasAttribute('selected'));
          assert.isFalse(itemEls[1].hasAttribute('selected'));
          MockInteractions.pressAndReleaseKeyOn(element, 13); // 'enter'
          assert.isTrue(element.disabled);
          server.respond();

          element._xhrPromise.then(function() {
            assert.isFalse(element.disabled);
            flushAsynchronousOperations();
            var reviewerEls =
                Polymer.dom(element.root).querySelectorAll('.reviewer');
            assert.equal(reviewerEls.length, 1);
            MockInteractions.tap(element.$$('.reviewer > .remove'));
            flushAsynchronousOperations();
            assert.isTrue(element.disabled);
            server.respond();

            element._xhrPromise.then(function() {
              flushAsynchronousOperations();
              assert.isFalse(element.disabled);
              var reviewerEls =
                Polymer.dom(element.root).querySelectorAll('.reviewer');
              assert.equal(reviewerEls.length, 0);
              done();
            });
          });
        });
      });
    });
  });
</script>