<!DOCTYPE html>
<!--
@license
Copyright (C) 2015 The Android Open Source Project

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
-->

<meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1.0, user-scalable=yes">
<title>gr-change-list</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"/>
<script src="../../../bower_components/page/page.js"></script>

<link rel="import" href="gr-change-list.html">

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

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

<test-fixture id="grouped">
  <template>
    <gr-change-list></gr-change-list>
  </template>
</test-fixture>

<script>
  suite('gr-change-list basic tests', () => {
    let element;
    let sandbox;

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

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

    suite('test show change number not logged in', () => {
      setup(() => {
        element = fixture('basic');
        element.account = null;
        element.preferences = null;
      });

      test('show number disabled', () => {
        assert.isFalse(element.showNumber);
      });
    });

    suite('test show change number preference enabled', () => {
      setup(() => {
        element = fixture('basic');
        element.preferences = {
          legacycid_in_change_table: true,
          time_format: 'HHMM_12',
          change_table: [],
        };
        element.account = {_account_id: 1001};
        flushAsynchronousOperations();
      });

      test('show number enabled', () => {
        assert.isTrue(element.showNumber);
      });
    });

    suite('test show change number preference disabled', () => {
      setup(() => {
        element = fixture('basic');
        // legacycid_in_change_table is not set when false.
        element.preferences = {
          time_format: 'HHMM_12',
          change_table: [],
        };
        element.account = {_account_id: 1001};
        flushAsynchronousOperations();
      });

      test('show number disabled', () => {
        assert.isFalse(element.showNumber);
      });
    });

    test('computed fields', () => {
      assert.equal(element._computeLabelNames(
            [{results: [{_number: 0, labels: {}}]}]).length, 0);
      assert.equal(element._computeLabelNames([
        {results: [
          {_number: 0, labels: {Verified: {approved: {}}}},
          {
            _number: 1,
            labels: {
              'Verified': {approved: {}},
              'Code-Review': {approved: {}},
            },
          },
          {
            _number: 2,
            labels: {
              'Verified': {approved: {}},
              'Library-Compliance': {approved: {}},
            },
          },
        ]},
      ]).length, 3);

      assert.equal(element._computeLabelShortcut('Code-Review'), 'CR');
      assert.equal(element._computeLabelShortcut('Verified'), 'V');
      assert.equal(element._computeLabelShortcut('Library-Compliance'), 'LC');
      assert.equal(element._computeLabelShortcut('PolyGerrit-Review'), 'PR');
      assert.equal(element._computeLabelShortcut('polygerrit-review'), 'PR');
      assert.equal(element._computeLabelShortcut(
          'Invalid-Prolog-Rules-Label-Name--Verified'), 'V');
      assert.equal(element._computeLabelShortcut(
          'Some-Special-Label-7'), 'SSL7');
    });

    test('colspans', () => {
      const thItemCount = Polymer.dom(element.root).querySelectorAll(
          'th').length;

      const changeTableColumns = [];
      const labelNames = [];
      assert.equal(thItemCount, element._computeColspan(
          changeTableColumns, labelNames));
    });

    test('keyboard shortcuts', done => {
      sandbox.stub(element, '_computeLabelNames');
      element.sections = [
        {results: new Array(1)},
        {results: new Array(2)},
      ];
      element.selectedIndex = 0;
      element.changes = [
        {_number: 0},
        {_number: 1},
        {_number: 2},
      ];
      flushAsynchronousOperations();
      const elementItems = Polymer.dom(element.root).querySelectorAll(
          'gr-change-list-item');
      assert.equal(elementItems.length, 3);

      flush(() => {
        assert.isTrue(elementItems[0].hasAttribute('selected'));
        MockInteractions.pressAndReleaseKeyOn(element, 74, null, 'j');
        assert.equal(element.selectedIndex, 1);
        assert.isTrue(elementItems[1].hasAttribute('selected'));
        MockInteractions.pressAndReleaseKeyOn(element, 74, null, 'j');
        assert.equal(element.selectedIndex, 2);
        assert.isTrue(elementItems[2].hasAttribute('selected'));

        const navStub = sandbox.stub(Gerrit.Nav, 'navigateToChange');
        assert.equal(element.selectedIndex, 2);
        MockInteractions.pressAndReleaseKeyOn(element, 13, null, 'enter');
        assert.deepEqual(navStub.lastCall.args[0], {_number: 2},
            'Should navigate to /c/2/');

        MockInteractions.pressAndReleaseKeyOn(element, 75, null, 'k');
        assert.equal(element.selectedIndex, 1);
        MockInteractions.pressAndReleaseKeyOn(element, 13, null, 'enter');
        assert.deepEqual(navStub.lastCall.args[0], {_number: 1},
            'Should navigate to /c/1/');

        MockInteractions.pressAndReleaseKeyOn(element, 75, null, 'k');
        MockInteractions.pressAndReleaseKeyOn(element, 75, null, 'k');
        MockInteractions.pressAndReleaseKeyOn(element, 75, null, 'k');
        assert.equal(element.selectedIndex, 0);

        const reloadStub = sandbox.stub(element, '_reloadWindow');
        MockInteractions.pressAndReleaseKeyOn(element, 82, 'shift', 'r');
        assert.isTrue(reloadStub.called);

        done();
      });
    });

    test('changes needing review', () => {
      element.changes = [
        {
          _number: 0,
          status: 'NEW',
          reviewed: true,
          owner: {_account_id: 0},
        },
        {
          _number: 1,
          status: 'NEW',
          owner: {_account_id: 0},
        },
        {
          _number: 2,
          status: 'MERGED',
          owner: {_account_id: 0},
        },
        {
          _number: 3,
          status: 'ABANDONED',
          owner: {_account_id: 0},
        },
      ];
      flushAsynchronousOperations();
      let elementItems = Polymer.dom(element.root).querySelectorAll(
          'gr-change-list-item');
      assert.equal(elementItems.length, 4);
      for (let i = 0; i < elementItems.length; i++) {
        assert.isFalse(elementItems[i].hasAttribute('needs-review'));
      }

      element.showReviewedState = true;
      elementItems = Polymer.dom(element.root).querySelectorAll(
          'gr-change-list-item');
      assert.equal(elementItems.length, 4);
      assert.isFalse(elementItems[0].hasAttribute('needs-review'));
      assert.isTrue(elementItems[1].hasAttribute('needs-review'));
      assert.isFalse(elementItems[2].hasAttribute('needs-review'));
      assert.isFalse(elementItems[3].hasAttribute('needs-review'));

      element.account = {_account_id: 42};
      elementItems = Polymer.dom(element.root).querySelectorAll(
          'gr-change-list-item');
      assert.equal(elementItems.length, 4);
      assert.isFalse(elementItems[0].hasAttribute('needs-review'));
      assert.isTrue(elementItems[1].hasAttribute('needs-review'));
      assert.isFalse(elementItems[2].hasAttribute('needs-review'));
      assert.isFalse(elementItems[3].hasAttribute('needs-review'));
    });

    test('no changes', () => {
      element.changes = [];
      flushAsynchronousOperations();
      const listItems = Polymer.dom(element.root).querySelectorAll(
          'gr-change-list-item');
      assert.equal(listItems.length, 0);
      const noChangesMsg =
          Polymer.dom(element.root).querySelector('.noChanges');
      assert.ok(noChangesMsg);
    });

    test('empty sections', () => {
      element.sections = [{results: []}, {results: []}];
      flushAsynchronousOperations();
      const listItems = Polymer.dom(element.root).querySelectorAll(
          'gr-change-list-item');
      assert.equal(listItems.length, 0);
      const noChangesMsg = Polymer.dom(element.root).querySelectorAll(
          '.noChanges');
      assert.equal(noChangesMsg.length, 2);
    });

    suite('empty column preference', () => {
      let element;

      setup(() => {
        element = fixture('basic');
        element.account = {_account_id: 1001};
        element.preferences = {
          legacycid_in_change_table: true,
          time_format: 'HHMM_12',
          change_table: [],
        };
        flushAsynchronousOperations();
      });

      test('show number enabled', () => {
        assert.isTrue(element.showNumber);
      });

      test('all columns visible', () => {
        for (const column of element.columnNames) {
          const elementClass = '.' + element._lowerCase(column);
          assert.isFalse(element.$$(elementClass).hidden);
        }
      });
    });

    suite('full column preference', () => {
      let element;

      setup(() => {
        element = fixture('basic');
        element.account = {_account_id: 1001};
        element.preferences = {
          legacycid_in_change_table: true,
          time_format: 'HHMM_12',
          change_table: [
            'Subject',
            'Status',
            'Owner',
            'Assignee',
            'Project',
            'Branch',
            'Updated',
            'Size',
          ],
        };
        flushAsynchronousOperations();
      });

      test('all columns visible', () => {
        for (const column of element.changeTableColumns) {
          const elementClass = '.' + element._lowerCase(column);
          assert.isFalse(element.$$(elementClass).hidden);
        }
      });
    });

    suite('partial column preference', () => {
      let element;

      setup(() => {
        element = fixture('basic');
        element.account = {_account_id: 1001};
        element.preferences = {
          legacycid_in_change_table: true,
          time_format: 'HHMM_12',
          change_table: [
            'Subject',
            'Status',
            'Owner',
            'Assignee',
            'Branch',
            'Updated',
            'Size',
          ],
        };
        flushAsynchronousOperations();
      });

      test('all columns except project visible', () => {
        for (const column of element.changeTableColumns) {
          const elementClass = '.' + column.toLowerCase();
          if (column === 'Project') {
            assert.isTrue(element.$$(elementClass).hidden);
          } else {
            assert.isFalse(element.$$(elementClass).hidden);
          }
        }
      });
    });

    suite('random column does not exist', () => {
      let element;

      /* This would only exist if somebody manually updated the config
      file. */
      setup(() => {
        element = fixture('basic');
        element.account = {_account_id: 1001};
        element.preferences = {
          legacycid_in_change_table: true,
          time_format: 'HHMM_12',
          change_table: [
            'Bad',
          ],
        };
        flushAsynchronousOperations();
      });

      test('bad column does not exist', () => {
        const elementClass = '.bad';
        assert.isNotOk(element.$$(elementClass));
      });
    });
  });

  suite('gr-change-list sections', () => {
    let element;
    let sandbox;

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

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

    test('keyboard shortcuts', () => {
      element.selectedIndex = 0;
      element.sections = [
        {
          results: [
            {_number: 0},
            {_number: 1},
            {_number: 2},
          ],
        },
        {
          results: [
            {_number: 3},
            {_number: 4},
            {_number: 5},
          ],
        },
        {
          results: [
            {_number: 6},
            {_number: 7},
            {_number: 8},
          ],
        },
      ];
      flushAsynchronousOperations();
      const elementItems = Polymer.dom(element.root).querySelectorAll(
          'gr-change-list-item');
      assert.equal(elementItems.length, 9);

      MockInteractions.pressAndReleaseKeyOn(element, 74); // 'j'
      assert.equal(element.selectedIndex, 1);
      MockInteractions.pressAndReleaseKeyOn(element, 74); // 'j'

      const navStub = sandbox.stub(Gerrit.Nav, 'navigateToChange');
      assert.equal(element.selectedIndex, 2);

      MockInteractions.pressAndReleaseKeyOn(element, 13); // 'enter'
      assert.deepEqual(navStub.lastCall.args[0], {_number: 2},
          'Should navigate to /c/2/');

      MockInteractions.pressAndReleaseKeyOn(element, 75); // 'k'
      assert.equal(element.selectedIndex, 1);
      MockInteractions.pressAndReleaseKeyOn(element, 13); // 'enter'
      assert.deepEqual(navStub.lastCall.args[0], {_number: 1},
          'Should navigate to /c/1/');

      MockInteractions.pressAndReleaseKeyOn(element, 74); // 'j'
      MockInteractions.pressAndReleaseKeyOn(element, 74); // 'j'
      MockInteractions.pressAndReleaseKeyOn(element, 74); // 'j'
      assert.equal(element.selectedIndex, 4);
      MockInteractions.pressAndReleaseKeyOn(element, 13); // 'enter'
      assert.deepEqual(navStub.lastCall.args[0], {_number: 4},
          'Should navigate to /c/4/');
    });

    test('highlight attribute is updated correctly', () => {
      element.changes = [
        {
          _number: 0,
          status: 'NEW',
          owner: {_account_id: 0},
        },
        {
          _number: 1,
          status: 'ABANDONED',
          owner: {_account_id: 0},
        },
      ];
      element.account = {_account_id: 42};
      flushAsynchronousOperations();
      let items = element._getListItems();
      assert.equal(items.length, 2);
      assert.isFalse(items[0].hasAttribute('highlight'));
      assert.isFalse(items[1].hasAttribute('highlight'));

      // Assign all issues to the user, but only the first one is highlighted
      // because the second one is abandoned.
      element.set(['changes', 0, 'assignee'], {_account_id: 12});
      element.set(['changes', 1, 'assignee'], {_account_id: 12});
      element.account = {_account_id: 12};
      flushAsynchronousOperations();
      items = element._getListItems();
      assert.isTrue(items[0].hasAttribute('highlight'));
      assert.isFalse(items[1].hasAttribute('highlight'));
    });

    test('_computeItemHighlight gives false for null account', () => {
      assert.isFalse(
          element._computeItemHighlight(null, {assignee: {_account_id: 42}}));
    });

    test('_computeItemAbsoluteIndex', () => {
      sandbox.stub(element, '_computeLabelNames');
      element.sections = [
        {results: new Array(1)},
        {results: new Array(2)},
        {results: new Array(3)},
      ];

      assert.equal(element._computeItemAbsoluteIndex(0, 0), 0);
      // Out of range but no matter.
      assert.equal(element._computeItemAbsoluteIndex(0, 1), 1);

      assert.equal(element._computeItemAbsoluteIndex(1, 0), 1);
      assert.equal(element._computeItemAbsoluteIndex(1, 1), 2);
      assert.equal(element._computeItemAbsoluteIndex(1, 2), 3);
      assert.equal(element._computeItemAbsoluteIndex(2, 0), 3);
      assert.equal(element._computeItemAbsoluteIndex(3, 0), 6);
    });
  });
</script>