polygerrit-ui/app/elements/change-list/gr-change-list/gr-change-list_test.html - gerrit - Git at Google

 <!DOCTYPE html>
 <!--
 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(); });

     function stubRestAPI(preferences) {
       const loggedInPromise = Promise.resolve(preferences !== null);
       const preferencesPromise = Promise.resolve(preferences);
       stub('gr-rest-api-interface', {
         getLoggedIn: sinon.stub().returns(loggedInPromise),
         getPreferences: sinon.stub().returns(preferencesPromise),
       });
       return Promise.all([loggedInPromise, preferencesPromise]);
     }

     suite('test show change number not logged in', () => {
       setup(() => {
         return stubRestAPI(null).then(() => {
           element = fixture('basic');
           return element._loadPreferences();
         });
       });

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

     suite('test show change number preference enabled', () => {
       setup(() => {
         return stubRestAPI({legacycid_in_change_table: true,
           time_format: 'HHMM_12',
           change_table: [],
         }).then(() => {
           element = fixture('basic');
           return element._loadPreferences();
         });
       });

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

     suite('test show change number preference disabled', () => {
       setup(() => {
         // legacycid_in_change_table is not set when false.
         return stubRestAPI({time_format: 'HHMM_12', change_table: []}).then(
             () => {
               element = fixture('basic');
               return element._loadPreferences();
             });
       });

       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(
           '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(() =>
         stubRestAPI({
           legacycid_in_change_table: true,
           time_format: 'HHMM_12',
           change_table: [],
         }).then(() => {
           element = fixture('basic');
           return element._loadPreferences();
         })
       );

       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(() => {
         return stubRestAPI({
           legacycid_in_change_table: true,
           time_format: 'HHMM_12',
           change_table: [
             'Subject',
             'Status',
             'Owner',
             'Assignee',
             'Project',
             'Branch',
             'Updated',
             'Size',
           ],
         }).then(() => {
           element = fixture('basic');
           return element._loadPreferences();
         });
       });

       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(() => {
         return stubRestAPI({
           legacycid_in_change_table: true,
           time_format: 'HHMM_12',
           change_table: [
             'Subject',
             'Status',
             'Owner',
             'Assignee',
             'Branch',
             'Updated',
             'Size',
           ],
         }).then(() => {
           element = fixture('basic');
           return element._loadPreferences();
         });
       });

       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(() => {
         return stubRestAPI({
           legacycid_in_change_table: true,
           time_format: 'HHMM_12',
           change_table: [
             'Bad',
           ],
         }).then(() => {
           element = fixture('basic');
           return element._loadPreferences();
         });
       });

       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('assigned attribute set in each item', () => {
       element.changes = [
         {
           _number: 0,
           status: 'NEW',
           owner: {_account_id: 0},
         },
         {
           _number: 1,
           status: 'ABANDONED',
           owner: {_account_id: 0},
         },
       ];
       element.account = {_account_id: 42};
       flushAsynchronousOperations();
       const items = element._getListItems();
       assert.equal(items.length, 2);
       for (let i = 0; i < items.length; i++) {
         assert.equal(items[i].hasAttribute('assigned'),
             items[i]._account_id === element.account._account_id);
       }
     });

     test('_sectionHref', () => {
       assert.equal(
           element._sectionHref('is:open owner:self'),
           '/q/is:open+owner:self');
       assert.equal(
           element._sectionHref(
               'is:open ((reviewer:self -is:ignored) OR assignee:self)'),
           '/q/is:open+((reviewer:self+-is:ignored)+OR+assignee:self)');
     });

     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>
	<!DOCTYPE html>
	<!--
	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(); });

	function stubRestAPI(preferences) {
	const loggedInPromise = Promise.resolve(preferences !== null);
	const preferencesPromise = Promise.resolve(preferences);
	stub('gr-rest-api-interface', {
	getLoggedIn: sinon.stub().returns(loggedInPromise),
	getPreferences: sinon.stub().returns(preferencesPromise),
	});
	return Promise.all([loggedInPromise, preferencesPromise]);
	}

	suite('test show change number not logged in', () => {
	setup(() => {
	return stubRestAPI(null).then(() => {
	element = fixture('basic');
	return element._loadPreferences();
	});
	});

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

	suite('test show change number preference enabled', () => {
	setup(() => {
	return stubRestAPI({legacycid_in_change_table: true,
	time_format: 'HHMM_12',
	change_table: [],
	}).then(() => {
	element = fixture('basic');
	return element._loadPreferences();
	});
	});

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

	suite('test show change number preference disabled', () => {
	setup(() => {
	// legacycid_in_change_table is not set when false.
	return stubRestAPI({time_format: 'HHMM_12', change_table: []}).then(
	() => {
	element = fixture('basic');
	return element._loadPreferences();
	});
	});

	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(
	'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(() =>
	stubRestAPI({
	legacycid_in_change_table: true,
	time_format: 'HHMM_12',
	change_table: [],
	}).then(() => {
	element = fixture('basic');
	return element._loadPreferences();
	})
	);

	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(() => {
	return stubRestAPI({
	legacycid_in_change_table: true,
	time_format: 'HHMM_12',
	change_table: [
	'Subject',
	'Status',
	'Owner',
	'Assignee',
	'Project',
	'Branch',
	'Updated',
	'Size',
	],
	}).then(() => {
	element = fixture('basic');
	return element._loadPreferences();
	});
	});

	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(() => {
	return stubRestAPI({
	legacycid_in_change_table: true,
	time_format: 'HHMM_12',
	change_table: [
	'Subject',
	'Status',
	'Owner',
	'Assignee',
	'Branch',
	'Updated',
	'Size',
	],
	}).then(() => {
	element = fixture('basic');
	return element._loadPreferences();
	});
	});

	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(() => {
	return stubRestAPI({
	legacycid_in_change_table: true,
	time_format: 'HHMM_12',
	change_table: [
	'Bad',
	],
	}).then(() => {
	element = fixture('basic');
	return element._loadPreferences();
	});
	});

	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('assigned attribute set in each item', () => {
	element.changes = [
	{
	_number: 0,
	status: 'NEW',
	owner: {_account_id: 0},
	},
	{
	_number: 1,
	status: 'ABANDONED',
	owner: {_account_id: 0},
	},
	];
	element.account = {_account_id: 42};
	flushAsynchronousOperations();
	const items = element._getListItems();
	assert.equal(items.length, 2);
	for (let i = 0; i < items.length; i++) {
	assert.equal(items[i].hasAttribute('assigned'),
	items[i]._account_id === element.account._account_id);
	}
	});

	test('_sectionHref', () => {
	assert.equal(
	element._sectionHref('is:open owner:self'),
	'/q/is:open+owner:self');
	assert.equal(
	element._sectionHref(
	'is:open ((reviewer:self -is:ignored) OR assignee:self)'),
	'/q/is:open+((reviewer:self+-is:ignored)+OR+assignee:self)');
	});

	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>