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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-view</title>

<script src="../../../bower_components/webcomponentsjs/webcomponents.min.js"></script>
<script src="../../../bower_components/web-component-tester/browser.js"></script>
<script src="../../../bower_components/page/page.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="gr-change-view.html">

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

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

    setup(function() {
      stub('gr-rest-api-interface', {
        getAccount: function() { return Promise.resolve(null); },
      });
      element = fixture('basic');
    });

    test('keyboard shortcuts', function() {
      var showStub = sinon.stub(page, 'show');

      MockInteractions.pressAndReleaseKeyOn(element, 85);  // 'U'
      assert(showStub.lastCall.calledWithExactly('/'),
          'Should navigate to /');
      showStub.restore();

      MockInteractions.pressAndReleaseKeyOn(element, 65);  // 'A'
      var overlayEl = element.$.replyOverlay;
      assert.isFalse(overlayEl.opened);
      element._loggedIn = true;

      MockInteractions.pressAndReleaseKeyOn(element, 65, 'shift');  // 'A'
      assert.isFalse(overlayEl.opened);

      MockInteractions.pressAndReleaseKeyOn(element, 65);  // 'A'
      assert.isTrue(overlayEl.opened);
      overlayEl.close();
      assert.isFalse(overlayEl.opened);
    });

    test('reply button is highlighted when there are drafts', function() {
      var replyButton = element.$$('gr-button.reply');
      assert.ok(replyButton);
      assert.isFalse(replyButton.hasAttribute('primary'));

      element._diffDrafts = null;
      assert.isFalse(replyButton.hasAttribute('primary'));

      element._diffDrafts = {};
      assert.isFalse(replyButton.hasAttribute('primary'));

      element._diffDrafts = {
        'file1.txt': [{}],
        'file2.txt': [{}, {}],
      };
      assert.isTrue(replyButton.hasAttribute('primary'));
      assert.equal(replyButton.textContent, 'Reply (3)');
    });

    test('comment events properly update diff drafts', function() {
      element._patchRange = {
        basePatchNum: 'PARENT',
        patchNum: 2,
      };
      var draft = {
        __draft: true,
        id: 'id1',
        path: '/foo/bar.txt',
        text: 'hello',
      };
      element._handleCommentSave({target: {comment: draft}});
      draft.patch_set = 2;
      assert.deepEqual(element._diffDrafts, {'/foo/bar.txt': [draft]});
      draft.patch_set = null;
      draft.text = 'hello, there';
      element._handleCommentSave({target: {comment: draft}});
      draft.patch_set = 2;
      assert.deepEqual(element._diffDrafts, {'/foo/bar.txt': [draft]});
      var draft2 = {
        __draft: true,
        id: 'id2',
        path: '/foo/bar.txt',
        text: 'hola',
      };
      element._handleCommentSave({target: {comment: draft2}});
      draft2.patch_set = 2;
      assert.deepEqual(element._diffDrafts, {'/foo/bar.txt': [draft, draft2]});
      draft.patch_set = null;
      element._handleCommentDiscard({target: {comment: draft}});
      draft.patch_set = 2;
      assert.deepEqual(element._diffDrafts, {'/foo/bar.txt': [draft2]});
      element._handleCommentDiscard({target: {comment: draft2}});
      assert.deepEqual(element._diffDrafts, {});
    });

    test('patch num change', function(done) {
      element._changeNum = '42';
      element._patchRange = {
        basePatchNum: 'PARENT',
        patchNum: 2,
      };
      element._change = {
        change_id: 'Iad9dc96274af6946f3632be53b106ef80f7ba6ca',
        revisions: {
          rev2: {_number: 2},
          rev1: {_number: 1},
          rev13: {_number: 13},
          rev3: {_number: 3},
        },
        current_revision: 'rev3',
        status: 'NEW',
        labels: {},
      };
      flushAsynchronousOperations();
      var selectEl = element.$$('.header select');
      assert.ok(selectEl);
      var optionEls =
          Polymer.dom(element.root).querySelectorAll('.header option');
      assert.equal(optionEls.length, 4);
      assert.isFalse(
          element.$$('.header option[value="1"]').hasAttribute('selected'));
      assert.isTrue(
          element.$$('.header option[value="2"]').hasAttribute('selected'));
      assert.isFalse(
          element.$$('.header option[value="3"]').hasAttribute('selected'));
      assert.equal(optionEls[3].value, 13);

      var showStub = sinon.stub(page, 'show');

      var numEvents = 0;
      selectEl.addEventListener('change', function(e) {
        numEvents++;
        if (numEvents == 1) {
          assert(showStub.lastCall.calledWithExactly('/c/42/1'),
              'Should navigate to /c/42/1');
          selectEl.value = '3';
          element.fire('change', {}, {node: selectEl});
        } else if (numEvents == 2) {
          assert(showStub.lastCall.calledWithExactly('/c/42'),
              'Should navigate to /c/42');
          showStub.restore();
          done();
        }
      });
      selectEl.value = '1';
      element.fire('change', {}, {node: selectEl});
    });

    test('patch num change with missing current_revision', function(done) {
      element._changeNum = '42';
      element._patchRange = {
        basePatchNum: 'PARENT',
        patchNum: 2,
      };
      element._change = {
        change_id: 'Iad9dc96274af6946f3632be53b106ef80f7ba6ca',
        revisions: {
          rev2: {_number: 2},
          rev1: {_number: 1},
          rev13: {_number: 13},
          rev3: {_number: 3},
        },
        status: 'NEW',
        labels: {},
      };
      flushAsynchronousOperations();
      var selectEl = element.$$('.header select');
      assert.ok(selectEl);
      var optionEls =
          Polymer.dom(element.root).querySelectorAll('.header option');
      assert.equal(optionEls.length, 4);
      assert.isFalse(
          element.$$('.header option[value="1"]').hasAttribute('selected'));
      assert.isTrue(
          element.$$('.header option[value="2"]').hasAttribute('selected'));
      assert.isFalse(
          element.$$('.header option[value="3"]').hasAttribute('selected'));
      assert.equal(optionEls[3].value, 13);

      var showStub = sinon.stub(page, 'show');

      var numEvents = 0;
      selectEl.addEventListener('change', function(e) {
        numEvents++;
        if (numEvents == 1) {
          assert(showStub.lastCall.calledWithExactly('/c/42/1'),
              'Should navigate to /c/42/1');
          selectEl.value = '3';
          element.fire('change', {}, {node: selectEl});
        } else if (numEvents == 2) {
          assert(showStub.lastCall.calledWithExactly('/c/42/3'),
              'Should navigate to /c/42/3');
          showStub.restore();
          done();
        }
      });
      selectEl.value = '1';
      element.fire('change', {}, {node: selectEl});
    });

    test('change status new', function() {
      element._changeNum = '1';
      element._patchRange = {
        basePatchNum: 'PARENT',
        patchNum: 1,
      };
      element._change = {
        change_id: 'Iad9dc96274af6946f3632be53b106ef80f7ba6ca',
        revisions: {
          rev1: {_number: 1},
        },
        current_revision: 'rev1',
        status: 'NEW',
        labels: {},
      };
      var status = element._computeChangeStatus(element._change, '1');
      assert.equal(status, '');
    });

    test('change status draft', function() {
      element._changeNum = '1';
      element._patchRange = {
        basePatchNum: 'PARENT',
        patchNum: 1,
      };
      element._change = {
        change_id: 'Iad9dc96274af6946f3632be53b106ef80f7ba6ca',
        revisions: {
          rev1: {_number: 1},
        },
        current_revision: 'rev1',
        status: 'DRAFT',
        labels: {},
      };
      var status = element._computeChangeStatus(element._change, '1');
      assert.equal(status, '(Draft)');
    });

    test('revision status draft', function() {
      element._changeNum = '1';
      element._patchRange = {
        basePatchNum: 'PARENT',
        patchNum: 1,
      };
      element._change = {
        change_id: 'Iad9dc96274af6946f3632be53b106ef80f7ba6ca',
        revisions: {
          rev1: {_number: 1},
          rev2: {
            _number: 2,
            draft: true,
          },
        },
        current_revision: 'rev1',
        status: 'NEW',
        labels: {},
      };
      var status = element._computeChangeStatus(element._change, '2');
      assert.equal(status, '(Draft)');
    });

    test('show commit message edit button', function() {
      var changeRecord = {
        base: {
          revisions: {
            rev1: {_number: 1},
            rev2: {_number: 2},
          },
          current_revision: 'rev2',
        },
      };
      assert.isTrue(element._computeHideEditCommitMessage(
          false, false, changeRecord, '2'));
      assert.isTrue(element._computeHideEditCommitMessage(
          true, true, changeRecord, '2'));
      assert.isTrue(element._computeHideEditCommitMessage(
          true, false, changeRecord, '1'));
      assert.isFalse(element._computeHideEditCommitMessage(
          true, false, changeRecord, '2'));
    });

    test('topic is coalesced to null', function() {
      sinon.stub(element, '_changeChanged');
      sinon.stub(element.$.restAPI, 'getChangeDetail', function(num) {
        return Promise.resolve({id: '123456789', labels: {}});
      });

      element._getChangeDetail().then(function() {
        assert.isNull(element._change.topic);
      });
    });

    test('reply dialog focus can be controlled', function() {
      var FocusTarget = element.$.replyDialog.FocusTarget;
      var openSpy = sinon.spy(element, '_openReplyDialog');

      var e = {detail: {}};
      element._handleShowReplyDialog(e);
      assert(openSpy.lastCall.calledWithExactly(FocusTarget.REVIEWERS),
          '_openReplyDialog should have been passed REVIEWERS');

      e.detail.value = {ccsOnly: true};
      element._handleShowReplyDialog(e);
      assert(openSpy.lastCall.calledWithExactly(FocusTarget.CCS),
          '_openReplyDialog should have been passed CCS');
    });
  });
</script>