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

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

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

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

    test('get drafts logged out', function(done) {
      element.patchRange = {basePatchNum: 0, patchNum: 0};

      var getDraftsStub = sinon.stub(element.$.restAPI, 'getDiffDrafts');
      var loggedInStub = sinon.stub(element, '_getLoggedIn',
          function() { return Promise.resolve(false); });
      element._getDiffDrafts().then(function(result) {
        assert.deepEqual(result, {baseComments: [], comments: []});
        sinon.assert.notCalled(getDraftsStub);
        loggedInStub.restore();
        getDraftsStub.restore();
        done();
      });
    });

    test('get drafts logged in', function(done) {
      element.patchRange = {basePatchNum: 0, patchNum: 0};
      var draftsResponse = {
        baseComments: [{id: 'foo'}],
        comments: [{id: 'bar'}],
      };
      var getDraftsStub = sinon.stub(element.$.restAPI, 'getDiffDrafts',
          function() { return Promise.resolve(draftsResponse); });
      var loggedInStub = sinon.stub(element, '_getLoggedIn',
          function() { return Promise.resolve(true); });
      element._getDiffDrafts().then(function(result) {
        assert.deepEqual(result, draftsResponse);
        loggedInStub.restore();
        getDraftsStub.restore();
        done();
      });
    });

    test('get comments and drafts', function(done) {
      var loggedInStub = sinon.stub(element, '_getLoggedIn',
          function() { return Promise.resolve(true); });
      var comments = {
        baseComments: [
          {id: 'bc1'},
          {id: 'bc2'},
        ],
        comments: [
          {id: 'c1'},
          {id: 'c2'},
        ],
      };
      var diffCommentsStub = sinon.stub(element, '_getDiffComments',
          function() { return Promise.resolve(comments); });

      var drafts = {
        baseComments: [
          {id: 'bd1'},
          {id: 'bd2'},
        ],
        comments: [
          {id: 'd1'},
          {id: 'd2'},
        ],
      };
      var diffDraftsStub = sinon.stub(element, '_getDiffDrafts',
          function() { return Promise.resolve(drafts); });

      element.changeNum = '42';
      element.patchRange = {
        basePatchNum: 'PARENT',
        patchNum: 3,
      };
      element.path = '/path/to/foo';
      element.projectConfig = {foo: 'bar'};

      element._getDiffCommentsAndDrafts().then(function(result) {
        assert.deepEqual(result, {
          meta: {
            changeNum: '42',
            patchRange: {
              basePatchNum: 'PARENT',
              patchNum: 3,
            },
            path: '/path/to/foo',
            projectConfig: {foo: 'bar'},
          },
          left: [
            {id: 'bc1'},
            {id: 'bc2'},
            {id: 'bd1', __draft: true},
            {id: 'bd2', __draft: true},
          ],
          right: [
            {id: 'c1'},
            {id: 'c2'},
            {id: 'd1', __draft: true},
            {id: 'd2', __draft: true},
          ],
        });

        diffCommentsStub.restore();
        diffDraftsStub.restore();
        loggedInStub.restore();
        done();
      });
    });

    test('remove comment', function() {
      element._comments = {
        meta: {
          changeNum: '42',
          patchRange: {
            basePatchNum: 'PARENT',
            patchNum: 3,
          },
          path: '/path/to/foo',
          projectConfig: {foo: 'bar'},
        },
        left: [
          {id: 'bc1'},
          {id: 'bc2'},
          {id: 'bd1', __draft: true},
          {id: 'bd2', __draft: true},
        ],
        right: [
          {id: 'c1'},
          {id: 'c2'},
          {id: 'd1', __draft: true},
          {id: 'd2', __draft: true},
        ],
      };

      element._removeComment({});
      // Using JSON.stringify because Safari 9.1 (11601.5.17.1) doesn’t seem to
      // believe that one object deepEquals another even when they do :-/.
      assert.equal(JSON.stringify(element._comments), JSON.stringify({
        meta: {
          changeNum: '42',
          patchRange: {
            basePatchNum: 'PARENT',
            patchNum: 3,
          },
          path: '/path/to/foo',
          projectConfig: {foo: 'bar'},
        },
        left: [
          {id: 'bc1'},
          {id: 'bc2'},
          {id: 'bd1', __draft: true},
          {id: 'bd2', __draft: true},
        ],
        right: [
          {id: 'c1'},
          {id: 'c2'},
          {id: 'd1', __draft: true},
          {id: 'd2', __draft: true},
        ],
      }));

      element._removeComment({id: 'bc2'});
      assert.equal(JSON.stringify(element._comments), JSON.stringify({
        meta: {
          changeNum: '42',
          patchRange: {
            basePatchNum: 'PARENT',
            patchNum: 3,
          },
          path: '/path/to/foo',
          projectConfig: {foo: 'bar'},
        },
        left: [
          {id: 'bc1'},
          {id: 'bd1', __draft: true},
          {id: 'bd2', __draft: true},
        ],
        right: [
          {id: 'c1'},
          {id: 'c2'},
          {id: 'd1', __draft: true},
          {id: 'd2', __draft: true},
        ],
      }));

      element._removeComment({id: 'd2'});
      assert.deepEqual(JSON.stringify(element._comments), JSON.stringify({
        meta: {
          changeNum: '42',
          patchRange: {
            basePatchNum: 'PARENT',
            patchNum: 3,
          },
          path: '/path/to/foo',
          projectConfig: {foo: 'bar'},
        },
        left: [
          {id: 'bc1'},
          {id: 'bd1', __draft: true},
          {id: 'bd2', __draft: true},
        ],
        right: [
          {id: 'c1'},
          {id: 'c2'},
          {id: 'd1', __draft: true},
        ],
      }));
    });
  });
</script>