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Make sure subclass is a proper subclass not just subclassing the fn methods. Fixes #7979.

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Digitalxero 2011-01-27 13:35:06 -05:00 committed by jeresig
parent 7f95a730e5
commit e00f74c43b
2 changed files with 52 additions and 1 deletions
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4
src/core.js
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@ -961,14 +961,16 @@ jQuery.extend({
function jQuerySubclass( selector, context ) { function jQuerySubclass( selector, context ) {
return new jQuerySubclass.fn.init( selector, context ); return new jQuerySubclass.fn.init( selector, context );
} }
jQuery.extend( true, jQuerySubclass, this );
jQuerySubclass.superclass = this; jQuerySubclass.superclass = this;
jQuerySubclass.fn = jQuerySubclass.prototype = this(); jQuerySubclass.fn = jQuerySubclass.prototype = this();
jQuerySubclass.fn.constructor = jQuerySubclass; jQuerySubclass.fn.constructor = jQuerySubclass;
jQuerySubclass.subclass = this.subclass; jQuerySubclass.subclass = this.subclass;
jQuerySubclass.fn.init = function init( selector, context ) { jQuerySubclass.fn.init = function init( selector, context ) {
if (context && context instanceof jQuery && !(context instanceof jQuerySubclass)){ if ( context && context instanceof jQuery && !(context instanceof jQuerySubclass) ) {
context = jQuerySubclass(context); context = jQuerySubclass(context);
} }
return jQuery.fn.init.call( this, selector, context, rootjQuerySubclass ); return jQuery.fn.init.call( this, selector, context, rootjQuerySubclass );
}; };
jQuerySubclass.fn.init.prototype = jQuerySubclass.fn; jQuerySubclass.fn.init.prototype = jQuerySubclass.fn;

49
test/unit/core.js
View file

@ -1130,6 +1130,55 @@ test("jQuery.when() - joined", function() {
}); });
test("jQuery.subclass", function(){ test("jQuery.subclass", function(){
expect(18);
var Subclass = jQuery.subclass();
Subclass.extend({
topLevelMethod: function() {return this.debug;},
debug: false,
config: {
locale: 'en_US'
},
setup: function(config) {
this.extend(true, this.config, config);
}
});
Subclass.fn.extend({subClassMethod: function() { return this;}});
//Test Simple Subclass
ok(Subclass.topLevelMethod() === false, 'Subclass.topLevelMethod thought debug was true');
ok(Subclass.config.locale == 'en_US', Subclass.config.locale + ' is wrong!');
same(Subclass.config.test, undefined, 'Subclass.config.test is set incorrectly');
equal(jQuery.ajax, Subclass.ajax, 'The subclass failed to get all top level methods');
//Create a SubSubclass
var SubSubclass = Subclass.subclass();
//Make Sure the SubSubclass inherited properly
ok(SubSubclass.topLevelMethod() === false, 'SubSubclass.topLevelMethod thought debug was true');
ok(SubSubclass.config.locale == 'en_US', SubSubclass.config.locale + ' is wrong!');
same(SubSubclass.config.test, undefined, 'SubSubclass.config.test is set incorrectly');
equal(jQuery.ajax, SubSubclass.ajax, 'The subsubclass failed to get all top level methods');
//Modify The Subclass and test the Modifications
SubSubclass.fn.extend({subSubClassMethod: function() { return this;}});
SubSubclass.setup({locale: 'es_MX', test: 'worked'});
SubSubclass.debug = true;
SubSubclass.ajax = function() {return false;};
ok(SubSubclass.topLevelMethod(), 'SubSubclass.topLevelMethod thought debug was false');
same(SubSubclass(document).subClassMethod, Subclass.fn.subClassMethod, 'Methods Differ!');
ok(SubSubclass.config.locale == 'es_MX', SubSubclass.config.locale + ' is wrong!');
ok(SubSubclass.config.test == 'worked', 'SubSubclass.config.test is set incorrectly');
notEqual(jQuery.ajax, SubSubclass.ajax, 'The subsubclass failed to get all top level methods');
//This shows that the modifications to the SubSubClass did not bubble back up to it's superclass
ok(Subclass.topLevelMethod() === false, 'Subclass.topLevelMethod thought debug was true');
ok(Subclass.config.locale == 'en_US', Subclass.config.locale + ' is wrong!');
same(Subclass.config.test, undefined, 'Subclass.config.test is set incorrectly');
same(Subclass(document).subSubClassMethod, undefined, 'subSubClassMethod set incorrectly');
equal(jQuery.ajax, Subclass.ajax, 'The subclass failed to get all top level methods');
});
test("jQuery.subclass()", function(){
expect(378); expect(378);
var Subclass = jQuery.subclass(), var Subclass = jQuery.subclass(),