1 /*global CompletenessTest, sinon */
3 ( function ( $, mw, QUnit ) {
6 var mwTestIgnore, mwTester,
12 * Add bogus to url to prevent IE crazy caching
14 * @param value {String} a relative path (eg. 'data/foo.js'
15 * or 'data/test.php?foo=bar').
16 * @return {String} Such as 'data/foo.js?131031765087663960'
18 QUnit.fixurl = function ( value ) {
19 return value + (/\?/.test( value ) ? '&' : '?')
20 + String( new Date().getTime() )
21 + String( parseInt( Math.random() * 100000, 10 ) );
28 // When a test() indicates asynchronicity with stop(),
29 // allow 30 seconds to pass before killing the test(),
30 // and assuming failure.
31 QUnit.config.testTimeout = 30 * 1000;
33 QUnit.config.requireExpects = true;
35 // Add a checkbox to QUnit header to toggle MediaWiki ResourceLoader debug mode.
36 QUnit.config.urlConfig.push( {
38 label: 'Enable ResourceLoaderDebug',
39 tooltip: 'Enable debug mode in ResourceLoader',
46 * Adds toggle checkbox to header
48 QUnit.config.urlConfig.push( {
49 id: 'completenesstest',
50 label: 'Run CompletenessTest',
51 tooltip: 'Run the completeness test'
57 * Glue code for nicer integration with QUnit setup/teardown
58 * Inspired by http://sinonjs.org/releases/sinon-qunit-1.0.0.js
60 * - Work properly with asynchronous QUnit by using module setup/teardown
61 * instead of synchronously wrapping QUnit.test.
63 sinon.assert.fail = function ( msg ) {
64 QUnit.assert.ok( false, msg );
66 sinon.assert.pass = function ( msg ) {
67 QUnit.assert.ok( true, msg );
72 properties: ['spy', 'stub', 'mock', 'sandbox'],
73 // Don't fake timers by default
78 var orgModule = QUnit.module;
80 QUnit.module = function ( name, localEnv ) {
81 localEnv = localEnv || {};
84 var config = sinon.getConfig( sinon.config );
85 config.injectInto = this;
86 sinon.sandbox.create( config );
88 if ( localEnv.setup ) {
89 localEnv.setup.call( this );
92 teardown: function () {
93 this.sandbox.verifyAndRestore();
95 if ( localEnv.teardown ) {
96 localEnv.teardown.call( this );
103 // Extend QUnit.module to provide a fixture element.
105 var orgModule = QUnit.module;
107 QUnit.module = function ( name, localEnv ) {
109 localEnv = localEnv || {};
112 fixture = document.createElement( 'div' );
113 fixture.id = 'qunit-fixture';
114 document.body.appendChild( fixture );
116 if ( localEnv.setup ) {
117 localEnv.setup.call( this );
120 teardown: function () {
121 if ( localEnv.teardown ) {
122 localEnv.teardown.call( this );
125 fixture.parentNode.removeChild( fixture );
131 // Initiate when enabled
132 if ( QUnit.urlParams.completenesstest ) {
134 // Return true to ignore
135 mwTestIgnore = function ( val, tester ) {
137 // Don't record methods of the properties of constructors,
138 // to avoid getting into a loop (prototype.constructor.prototype..).
139 // Since we're therefor skipping any injection for
140 // "new mw.Foo()", manually set it to true here.
141 if ( val instanceof mw.Map ) {
142 tester.methodCallTracker.Map = true;
145 if ( val instanceof mw.Title ) {
146 tester.methodCallTracker.Title = true;
150 // Don't record methods of the properties of a jQuery object
151 if ( val instanceof $ ) {
155 // Don't iterate over the module registry (the 'script' references would
156 // be listed as untested methods otherwise)
157 if ( val === mw.loader.moduleRegistry ) {
164 mwTester = new CompletenessTest( mw, mwTestIgnore );
168 * Test environment recommended for all QUnit test modules
170 * Whether to log environment changes to the console
172 QUnit.config.urlConfig.push( 'mwlogenv' );
175 * Reset mw.config and others to a fresh copy of the live config for each test(),
176 * and restore it back to the live one afterwards.
177 * @param localEnv {Object} [optional]
178 * @example (see test suite at the bottom of this file)
181 QUnit.newMwEnvironment = ( function () {
182 var warn, log, liveConfig, liveMessages;
184 liveConfig = mw.config.values;
185 liveMessages = mw.messages.values;
187 function suppressWarnings() {
189 mw.log.warn = $.noop;
192 function restoreWarnings() {
193 if ( warn !== undefined ) {
199 function freshConfigCopy( custom ) {
201 // Tests should mock all factors that directly influence the tested code.
202 // For backwards compatibility though we set mw.config to a fresh copy of the live
203 // config. This way any modifications made to mw.config during the test will not
204 // affect other tests, nor the global scope outside the test runner.
205 // This is a shallow copy, since overriding an array or object value via "custom"
206 // should replace it. Setting a config property means you override it, not extend it.
207 // NOTE: It is important that we suppress warnings because extend() will also access
208 // deprecated properties and trigger deprecation warnings from mw.log#deprecate.
210 copy = $.extend( {}, liveConfig, custom );
216 function freshMessagesCopy( custom ) {
217 return $.extend( /*deep=*/true, {}, liveMessages, custom );
220 log = QUnit.urlParams.mwlogenv ? mw.log : function () {};
222 return function ( localEnv ) {
223 localEnv = $.extend( {
234 log( 'MwEnvironment> SETUP for "' + QUnit.config.current.module
235 + ': ' + QUnit.config.current.testName + '"' );
237 // Greetings, mock environment!
238 mw.config.values = freshConfigCopy( localEnv.config );
239 mw.messages.values = freshMessagesCopy( localEnv.messages );
240 this.suppressWarnings = suppressWarnings;
241 this.restoreWarnings = restoreWarnings;
243 localEnv.setup.call( this );
246 teardown: function () {
248 log( 'MwEnvironment> TEARDOWN for "' + QUnit.config.current.module
249 + ': ' + QUnit.config.current.testName + '"' );
251 localEnv.teardown.call( this );
253 // Farewell, mock environment!
254 mw.config.values = liveConfig;
255 mw.messages.values = liveMessages;
257 // As a convenience feature, automatically restore warnings if they're
258 // still suppressed by the end of the test.
261 // Check for incomplete animations/requests/etc and throw
262 // error if there are any.
263 if ( $.timers && $.timers.length !== 0 ) {
264 timers = $.timers.length;
265 // Tests shoulld use fake timers or wait for animations to complete
266 $.each( $.timers, function ( i, timer ) {
267 var node = timer.elem;
268 mw.log.warn( 'Unfinished animation #' + i + ' in ' + timer.queue + ' queue on ' +
269 mw.html.element( node.nodeName.toLowerCase(), $(node).getAttrs() )
272 // Force animations to stop to give the next test a clean start
275 throw new Error( 'Unfinished animations: ' + timers );
277 if ( $.active !== undefined && $.active !== 0 ) {
278 // Test may need to use fake XHR, wait for requests or
280 throw new Error( 'Unfinished AJAX requests: ' + $.active );
287 // $.when stops as soon as one fails, which makes sense in most
288 // practical scenarios, but not in a unit test where we really do
289 // need to wait until all of them are finished.
290 QUnit.whenPromisesComplete = function () {
291 var altPromises = [];
293 $.each( arguments, function ( i, arg ) {
294 var alt = $.Deferred();
295 altPromises.push( alt );
297 // Whether this one fails or not, forwards it to
298 // the 'done' (resolve) callback of the alternative promise.
299 arg.always( alt.resolve );
302 return $.when.apply( $, altPromises );
306 * Recursively convert a node to a plain object representing its structure.
307 * Only considers attributes and contents (elements and text nodes).
308 * Attribute values are compared strictly and not normalised.
311 * @return {Object|string} Plain JavaScript value representing the node.
313 function getDomStructure( node ) {
314 var $node, children, processedChildren, i, len, el;
316 if ( node.nodeType === ELEMENT_NODE ) {
317 children = $node.contents();
318 processedChildren = [];
319 for ( i = 0, len = children.length; i < len; i++ ) {
321 if ( el.nodeType === ELEMENT_NODE || el.nodeType === TEXT_NODE ) {
322 processedChildren.push( getDomStructure( el ) );
327 tagName: node.tagName,
328 attributes: $node.getAttrs(),
329 contents: processedChildren
332 // Should be text node
338 * Gets structure of node for this HTML.
340 * @param {string} html HTML markup for one or more nodes.
342 function getHtmlStructure( html ) {
343 var el = $( '<div>' ).append( html )[0];
344 return getDomStructure( el );
348 * Add-on assertion helpers
350 // Define the add-ons
353 // Expect boolean true
354 assertTrue: function ( actual, message ) {
355 QUnit.push( actual === true, actual, true, message );
358 // Expect boolean false
359 assertFalse: function ( actual, message ) {
360 QUnit.push( actual === false, actual, false, message );
363 // Expect numerical value less than X
364 lt: function ( actual, expected, message ) {
365 QUnit.push( actual < expected, actual, 'less than ' + expected, message );
368 // Expect numerical value less than or equal to X
369 ltOrEq: function ( actual, expected, message ) {
370 QUnit.push( actual <= expected, actual, 'less than or equal to ' + expected, message );
373 // Expect numerical value greater than X
374 gt: function ( actual, expected, message ) {
375 QUnit.push( actual > expected, actual, 'greater than ' + expected, message );
378 // Expect numerical value greater than or equal to X
379 gtOrEq: function ( actual, expected, message ) {
380 QUnit.push( actual >= expected, actual, 'greater than or equal to ' + expected, message );
384 * Asserts that two HTML strings are structurally equivalent.
386 * @param {string} actualHtml Actual HTML markup.
387 * @param {string} expectedHtml Expected HTML markup
388 * @param {string} message Assertion message.
390 htmlEqual: function ( actualHtml, expectedHtml, message ) {
391 var actual = getHtmlStructure( actualHtml ),
392 expected = getHtmlStructure( expectedHtml );
406 * Asserts that two HTML strings are not structurally equivalent.
408 * @param {string} actualHtml Actual HTML markup.
409 * @param {string} expectedHtml Expected HTML markup.
410 * @param {string} message Assertion message.
412 notHtmlEqual: function ( actualHtml, expectedHtml, message ) {
413 var actual = getHtmlStructure( actualHtml ),
414 expected = getHtmlStructure( expectedHtml );
428 $.extend( QUnit.assert, addons );
431 * Small test suite to confirm proper functionality of the utilities and
432 * initializations defined above in this file.
434 QUnit.module( 'test.mediawiki.qunit.testrunner', QUnit.newMwEnvironment( {
436 this.mwHtmlLive = mw.html;
438 escape: function () {
443 teardown: function () {
444 mw.html = this.mwHtmlLive;
454 QUnit.test( 'Setup', 3, function ( assert ) {
455 assert.equal( mw.html.escape( 'foo' ), 'mocked', 'setup() callback was ran.' );
456 assert.equal( mw.config.get( 'testVar' ), 'foo', 'config object applied' );
457 assert.equal( mw.messages.get( 'testMsg' ), 'Foo.', 'messages object applied' );
459 mw.config.set( 'testVar', 'bar' );
460 mw.messages.set( 'testMsg', 'Bar.' );
463 QUnit.test( 'Teardown', 2, function ( assert ) {
464 assert.equal( mw.config.get( 'testVar' ), 'foo', 'config object restored and re-applied after test()' );
465 assert.equal( mw.messages.get( 'testMsg' ), 'Foo.', 'messages object restored and re-applied after test()' );
468 QUnit.test( 'Loader status', 2, function ( assert ) {
470 modules = mw.loader.getModuleNames(),
474 for ( i = 0, len = modules.length; i < len; i++ ) {
475 state = mw.loader.getState( modules[i] );
476 if ( state === 'error' ) {
477 error.push( modules[i] );
478 } else if ( state === 'missing' ) {
479 missing.push( modules[i] );
483 assert.deepEqual( error, [], 'Modules in error state' );
484 assert.deepEqual( missing, [], 'Modules in missing state' );
487 QUnit.test( 'htmlEqual', 8, function ( assert ) {
489 '<div><p class="some classes" data-length="10">Child paragraph with <a href="http://example.com">A link</a></p>Regular text<span>A span</span></div>',
490 '<div><p data-length=\'10\' class=\'some classes\'>Child paragraph with <a href=\'http://example.com\' >A link</a></p>Regular text<span>A span</span></div>',
491 'Attribute order, spacing and quotation marks (equal)'
495 '<div><p class="some classes" data-length="10">Child paragraph with <a href="http://example.com">A link</a></p>Regular text<span>A span</span></div>',
496 '<div><p data-length=\'10\' class=\'some more classes\'>Child paragraph with <a href=\'http://example.com\' >A link</a></p>Regular text<span>A span</span></div>',
497 'Attribute order, spacing and quotation marks (not equal)'
501 '<label for="firstname" accesskey="f" class="important">First</label><input id="firstname" /><label for="lastname" accesskey="l" class="minor">Last</label><input id="lastname" />',
502 '<label for="firstname" accesskey="f" class="important">First</label><input id="firstname" /><label for="lastname" accesskey="l" class="minor">Last</label><input id="lastname" />',
503 'Multiple root nodes (equal)'
507 '<label for="firstname" accesskey="f" class="important">First</label><input id="firstname" /><label for="lastname" accesskey="l" class="minor">Last</label><input id="lastname" />',
508 '<label for="firstname" accesskey="f" class="important">First</label><input id="firstname" /><label for="lastname" accesskey="l" class="important" >Last</label><input id="lastname" />',
509 'Multiple root nodes (not equal, last label node is different)'
513 'fo"o<br/>b>ar',
515 'Extra escaping is equal'
520 'Text escaping (not equal)'
524 'foo<a href="http://example.com">example</a>bar',
525 'foo<a href="http://example.com">example</a>bar',
526 'Outer text nodes are compared (equal)'
530 'foo<a href="http://example.com">example</a>bar',
531 'foo<a href="http://example.com">example</a>quux',
532 'Outer text nodes are compared (last text node different)'
537 QUnit.module( 'test.mediawiki.qunit.testrunner-after', QUnit.newMwEnvironment() );
539 QUnit.test( 'Teardown', 3, function ( assert ) {
540 assert.equal( mw.html.escape( '<' ), '<', 'teardown() callback was ran.' );
541 assert.equal( mw.config.get( 'testVar' ), null, 'config object restored to live in next module()' );
542 assert.equal( mw.messages.get( 'testMsg' ), null, 'messages object restored to live in next module()' );
545 }( jQuery, mediaWiki, QUnit ) );