wiki.techinc.nl/tests/qunit/data/testrunner.js
Ed Sanders 4b9ccab9b9 ESLint: Enforce prefer-arrow-callback and autofix
Change-Id: Iddfa574e42e569ac5e2a2b098ad2f11ca80c5955
2024-06-11 19:03:54 +01:00

456 lines
13 KiB
JavaScript

( function () {
'use strict';
// For each test that is asynchronous, allow this time to pass before
// killing the test and assuming timeout failure.
QUnit.config.testTimeout = 60 * 1000;
QUnit.dump.maxDepth = QUnit.config.maxDepth = 20;
// Reduce default animation duration from 400ms to 0ms for unit tests
// eslint-disable-next-line no-underscore-dangle
$.fx.speeds._default = 0;
// Add a checkbox to QUnit header to toggle MediaWiki ResourceLoader debug mode.
QUnit.config.urlConfig.push( {
id: 'debug',
label: 'Enable ResourceLoaderDebug',
tooltip: 'Enable debug mode in ResourceLoader',
value: 'true'
} );
// Integrate SinonJS with QUnit
//
// - Add a Sinon sandbox to the test context that is automatically
// restored at the end of each test.
// - Forward sinon assertions to QUnit.
//
// Inspired by http://sinonjs.org/releases/sinon-qunit-1.0.0.js
sinon.assert.fail = function ( msg ) {
QUnit.assert.true( false, msg );
};
sinon.assert.pass = function ( msg ) {
QUnit.assert.true( true, msg );
};
sinon.config = {
injectIntoThis: true,
injectInto: null,
properties: [ 'spy', 'stub', 'mock', 'sandbox' ],
// Don't fake timers by default
useFakeTimers: false,
useFakeServer: false
};
QUnit.hooks.beforeEach( function () {
// Sinon sandbox
var config = sinon.getConfig( sinon.config );
config.injectInto = this;
sinon.sandbox.create( config );
} );
QUnit.hooks.afterEach( function () {
this.sandbox.verifyAndRestore();
} );
/**
* Ensure mw.config and other `mw` singleton state is prestine for each test.
*
* Example:
*
* QUnit.module('mw.myModule', QUnit.newMwEnvironment() );
*
* QUnit.module('mw.myModule', QUnit.newMwEnvironment( {
* config: {
* wgServer: 'https://example.org'
* },
* messages: {
* 'monday-short': 'Monday'
* }
* } );
*
* @param {Object} [localEnv]
* @param {Object} [localEnv.config]
* @param {Object} [localEnv.messages]
*/
QUnit.newMwEnvironment = ( function () {
var deepClone = typeof structuredClone === 'function' ? structuredClone : function ( obj ) {
return $.extend( /* deep */ true, {}, obj );
};
var liveConfig = mw.config.values;
var liveMessages = mw.messages.values;
var liveWarnFn = mw.log.warn;
var liveErrorFn = mw.log.error;
function suppressWarnings() {
mw.log.warn = mw.log.error = function () {};
}
function restoreWarnings() {
mw.log.warn = liveWarnFn;
mw.log.error = liveErrorFn;
}
return function newMwEnvironment( localEnv ) {
localEnv = localEnv || {};
var orgBeforeEach = localEnv.beforeEach;
var orgAfterEach = localEnv.afterEach;
localEnv.beforeEach = function () {
mw.config.values = deepClone( liveConfig );
if ( localEnv.config ) {
mw.config.set( localEnv.config );
}
mw.messages.values = deepClone( liveMessages );
if ( localEnv.messages ) {
mw.messages.set( localEnv.messages );
}
this.suppressWarnings = suppressWarnings;
this.restoreWarnings = restoreWarnings;
if ( orgBeforeEach ) {
return orgBeforeEach.apply( this, arguments );
}
};
localEnv.afterEach = function () {
var ret;
if ( orgAfterEach ) {
ret = orgAfterEach.apply( this, arguments );
}
// For convenience and to avoid leakage, always restore after each test.
// Restoring earlier is allowed.
restoreWarnings();
mw.config.values = liveConfig;
mw.messages.values = liveMessages;
// Stop animations to ensure a clean start for the next test
$.timers = [];
$.fx.stop();
return ret;
};
return localEnv;
};
}() );
/**
* Wait for multiple promises to have finished.
*
* This differs from `$.when`, which stops as soon as one fails,
* which makes sense in a production context, but not in a test
* where we really do need to wait until all are finished before
* moving on.
*
* @return {jQuery.Promise}
*/
QUnit.whenPromisesComplete = function () {
var altPromises = [];
// eslint-disable-next-line no-jquery/no-each-util
$.each( arguments, ( i, arg ) => {
var alt = $.Deferred();
altPromises.push( alt );
// Whether this one fails or not, forwards it to
// the 'done' (resolve) callback of the alternative promise.
arg.always( alt.resolve );
} );
return $.when.apply( $, altPromises );
};
/**
* Recursively convert a node to a plain object representing its structure.
* Only considers attributes and contents (elements and text nodes).
* Attribute values are compared strictly and not normalised.
*
* @param {Node} node
* @return {Object|string} Plain JavaScript value representing the node.
*/
function getDomStructure( node ) {
if ( node.nodeType === Node.ELEMENT_NODE ) {
var processedChildren = [];
$( node ).contents().each( ( i, el ) => {
if ( el.nodeType === Node.ELEMENT_NODE || el.nodeType === Node.TEXT_NODE ) {
processedChildren.push( getDomStructure( el ) );
}
} );
var attribs = {};
// eslint-disable-next-line no-jquery/no-each-util
$.each( node.attributes, ( i, attrib ) => {
attribs[ attrib.name ] = attrib.value;
} );
return {
tagName: node.tagName,
attributes: attribs,
contents: processedChildren
};
} else {
// Should be text node
return node.textContent;
}
}
/**
* Get structure of node for this HTML.
*
* @param {string} html HTML markup for one or more nodes.
* @return {Object}
*/
function getHtmlStructure( html ) {
var el = $( '<div>' ).append( html )[ 0 ];
return getDomStructure( el );
}
var addons = {
/**
* Assert numerical value less than X
*
* @param {Mixed} actual
* @param {number} expected
* @param {string} [message]
*/
lt: function ( actual, expected, message ) {
this.pushResult( {
result: actual < expected,
actual: actual,
expected: 'less than ' + expected,
message: message
} );
},
/**
* Assert numerical value less than or equal to X
*
* @param {Mixed} actual
* @param {number} expected
* @param {string} [message]
*/
ltOrEq: function ( actual, expected, message ) {
this.pushResult( {
result: actual <= expected,
actual: actual,
expected: 'less than or equal to ' + expected,
message: message
} );
},
/**
* Assert numerical value greater than X
*
* @param {Mixed} actual
* @param {number} expected
* @param {string} [message]
*/
gt: function ( actual, expected, message ) {
this.pushResult( {
result: actual > expected,
actual: actual,
expected: 'greater than ' + expected,
message: message
} );
},
/**
* Assert numerical value greater than or equal to X
*
* @param {Mixed} actual
* @param {number} expected
* @param {string} [message]
*/
gtOrEq: function ( actual, expected, message ) {
this.pushResult( {
result: actual >= true,
actual: actual,
expected: 'greater than or equal to ' + expected,
message: message
} );
},
/**
* Asserts that two DOM nodes are structurally equivalent.
*
* @param {HTMLElement} actual
* @param {Object} expectedStruct
* @param {string} message Assertion message.
*/
domEqual: function ( actual, expectedStruct, message ) {
var actualStruct = getDomStructure( actual );
this.pushResult( {
result: QUnit.equiv( actualStruct, expectedStruct ),
actual: actualStruct,
expected: expectedStruct,
message: message
} );
},
/**
* Asserts that two HTML strings are structurally equivalent.
*
* @param {string} actualHtml Actual HTML markup.
* @param {string} expectedHtml Expected HTML markup
* @param {string} message Assertion message.
*/
htmlEqual: function ( actualHtml, expectedHtml, message ) {
var actual = getHtmlStructure( actualHtml ),
expected = getHtmlStructure( expectedHtml );
this.pushResult( {
result: QUnit.equiv( actual, expected ),
actual: actual,
expected: expected,
message: message
} );
},
/**
* Asserts that two HTML strings are not structurally equivalent.
*
* @param {string} actualHtml Actual HTML markup.
* @param {string} expectedHtml Expected HTML markup.
* @param {string} message Assertion message.
*/
notHtmlEqual: function ( actualHtml, expectedHtml, message ) {
var actual = getHtmlStructure( actualHtml ),
expected = getHtmlStructure( expectedHtml );
this.pushResult( {
result: !QUnit.equiv( actual, expected ),
actual: actual,
expected: expected,
message: message,
negative: true
} );
}
};
Object.assign( QUnit.assert, addons );
// Small test suite to confirm proper functionality of the utilities and
// initializations defined above in this file.
QUnit.module( 'testrunner', QUnit.newMwEnvironment( {
beforeEach: function () {
this.mwHtmlLive = mw.html;
mw.html = {
escape: function () {
return 'mocked';
}
};
},
afterEach: function () {
mw.html = this.mwHtmlLive;
},
config: {
testVar: 'foo'
},
messages: {
testMsg: 'Foo.'
}
} ), () => {
QUnit.test( 'beforeEach', ( assert ) => {
assert.strictEqual( mw.html.escape( 'foo' ), 'mocked', 'callback ran' );
assert.strictEqual( mw.config.get( 'testVar' ), 'foo', 'config applied' );
assert.strictEqual( mw.messages.get( 'testMsg' ), 'Foo.', 'messages applied' );
mw.config.set( 'testVar', 'bar' );
mw.messages.set( 'testMsg', 'Bar.' );
} );
QUnit.test( 'afterEach', ( assert ) => {
assert.strictEqual( mw.config.get( 'testVar' ), 'foo', 'config restored' );
assert.strictEqual( mw.messages.get( 'testMsg' ), 'Foo.', 'messages restored' );
} );
QUnit.test( 'Loader status', ( assert ) => {
var modules = mw.loader.getModuleNames();
var error = [];
var missing = [];
for ( var i = 0; i < modules.length; i++ ) {
var state = mw.loader.getState( modules[ i ] );
if ( state === 'error' ) {
error.push( modules[ i ] );
} else if ( state === 'missing' ) {
missing.push( modules[ i ] );
}
}
assert.deepEqual( error, [], 'Modules in error state' );
assert.deepEqual( missing, [], 'Modules in missing state' );
} );
QUnit.test( 'assert.htmlEqual', ( assert ) => {
assert.htmlEqual(
'<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>',
'<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>',
'Attribute order, spacing and quotation marks (equal)'
);
assert.notHtmlEqual(
'<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>',
'<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>',
'Attribute order, spacing and quotation marks (not equal)'
);
assert.htmlEqual(
'<label for="firstname" accesskey="f" class="important">First</label><input id="firstname" /><label for="lastname" accesskey="l" class="minor">Last</label><input id="lastname" />',
'<label for="firstname" accesskey="f" class="important">First</label><input id="firstname" /><label for="lastname" accesskey="l" class="minor">Last</label><input id="lastname" />',
'Multiple root nodes (equal)'
);
assert.notHtmlEqual(
'<label for="firstname" accesskey="f" class="important">First</label><input id="firstname" /><label for="lastname" accesskey="l" class="minor">Last</label><input id="lastname" />',
'<label for="firstname" accesskey="f" class="important">First</label><input id="firstname" /><label for="lastname" accesskey="l" class="important" >Last</label><input id="lastname" />',
'Multiple root nodes (not equal, last label node is different)'
);
assert.htmlEqual(
'fo&quot;o<br/>b&gt;ar',
'fo"o<br/>b>ar',
'Extra escaping is equal'
);
assert.notHtmlEqual(
'foo&lt;br/&gt;bar',
'foo<br/>bar',
'Text escaping (not equal)'
);
assert.htmlEqual(
'foo<a href="http://example.com">example</a>bar',
'foo<a href="http://example.com">example</a>bar',
'Outer text nodes are compared (equal)'
);
assert.notHtmlEqual(
'foo<a href="http://example.com">example</a>bar',
'foo<a href="http://example.com">example</a>quux',
'Outer text nodes are compared (last text node different)'
);
} );
var beforeEachRan = false;
QUnit.module( 'testrunner-nested-hooks', {
beforeEach: function () {
beforeEachRan = true;
}
} );
QUnit.test( 'beforeEach', ( assert ) => {
assert.true( beforeEachRan );
} );
} );
QUnit.module( 'testrunner-next' );
QUnit.test( 'afterEach', ( assert ) => {
assert.strictEqual( mw.html.escape( '<' ), '&lt;', 'mock not leaked to next module' );
assert.strictEqual( mw.config.get( 'testVar' ), null, 'config not leaked to next module' );
assert.strictEqual( mw.messages.get( 'testMsg' ), null, 'messages not lekaed to next module' );
} );
}() );