jquery/test/unit/core.js

698 lines
26 KiB
JavaScript

module("core");
test("Basic requirements", function() {
expect(7);
ok( Array.prototype.push, "Array.push()" );
ok( Function.prototype.apply, "Function.apply()" );
ok( document.getElementById, "getElementById" );
ok( document.getElementsByTagName, "getElementsByTagName" );
ok( RegExp, "RegExp" );
ok( jQuery, "jQuery" );
ok( $, "$" );
});
test("jQuery()", function() {
expect(12);
// Basic constructor's behavior
equals( jQuery().length, 1, "jQuery() === jQuery(document)" );
equals( jQuery(undefined).length, 0, "jQuery(undefined) === jQuery([])" );
equals( jQuery(null).length, 0, "jQuery(null) === jQuery([])" );
equals( jQuery("").length, 0, "jQuery('') === jQuery([])" );
var obj = jQuery("div")
equals( jQuery(obj).selector, "div", "jQuery(jQueryObj) == jQueryObj" );
// can actually yield more than one, when iframes are included, the window is an array as well
equals( 1, jQuery(window).length, "Correct number of elements generated for jQuery(window)" );
var main = jQuery("#main");
same( jQuery("div p", main).get(), q("sndp", "en", "sap"), "Basic selector with jQuery object as context" );
/*
// disabled since this test was doing nothing. i tried to fix it but i'm not sure
// what the expected behavior should even be. FF returns "\n" for the text node
// make sure this is handled
var crlfContainer = jQuery('<p>\r\n</p>');
var x = crlfContainer.contents().get(0).nodeValue;
equals( x, what???, "Check for \\r and \\n in jQuery()" );
*/
/* // Disabled until we add this functionality in
var pass = true;
try {
jQuery("<div>Testing</div>").appendTo(document.getElementById("iframe").contentDocument.body);
} catch(e){
pass = false;
}
ok( pass, "jQuery('&lt;tag&gt;') needs optional document parameter to ease cross-frame DOM wrangling, see #968" );*/
var code = jQuery("<code/>");
equals( code.length, 1, "Correct number of elements generated for code" );
var img = jQuery("<img/>");
equals( img.length, 1, "Correct number of elements generated for img" );
var div = jQuery("<div/><hr/><code/><b/>");
equals( div.length, 4, "Correct number of elements generated for div hr code b" );
equals( jQuery([1,2,3]).get(1), 2, "Test passing an array to the factory" );
equals( jQuery(document.body).get(0), jQuery('body').get(0), "Test passing an html node to the factory" );
});
test("selector state", function() {
expect(31);
var test;
test = jQuery(undefined);
equals( test.selector, "", "Empty jQuery Selector" );
equals( test.context, undefined, "Empty jQuery Context" );
test = jQuery(document);
equals( test.selector, "", "Document Selector" );
equals( test.context, document, "Document Context" );
test = jQuery(document.body);
equals( test.selector, "", "Body Selector" );
equals( test.context, document.body, "Body Context" );
test = jQuery("#main");
equals( test.selector, "#main", "#main Selector" );
equals( test.context, document, "#main Context" );
test = jQuery("#notfoundnono");
equals( test.selector, "#notfoundnono", "#notfoundnono Selector" );
equals( test.context, document, "#notfoundnono Context" );
test = jQuery("#main", document);
equals( test.selector, "#main", "#main Selector" );
equals( test.context, document, "#main Context" );
test = jQuery("#main", document.body);
equals( test.selector, "#main", "#main Selector" );
equals( test.context, document.body, "#main Context" );
// Test cloning
test = jQuery(test);
equals( test.selector, "#main", "#main Selector" );
equals( test.context, document.body, "#main Context" );
test = jQuery(document.body).find("#main");
equals( test.selector, "#main", "#main find Selector" );
equals( test.context, document.body, "#main find Context" );
test = jQuery("#main").filter("div");
equals( test.selector, "#main.filter(div)", "#main filter Selector" );
equals( test.context, document, "#main filter Context" );
test = jQuery("#main").not("div");
equals( test.selector, "#main.not(div)", "#main not Selector" );
equals( test.context, document, "#main not Context" );
test = jQuery("#main").filter("div").not("div");
equals( test.selector, "#main.filter(div).not(div)", "#main filter, not Selector" );
equals( test.context, document, "#main filter, not Context" );
test = jQuery("#main").filter("div").not("div").end();
equals( test.selector, "#main.filter(div)", "#main filter, not, end Selector" );
equals( test.context, document, "#main filter, not, end Context" );
test = jQuery("#main").parent("body");
equals( test.selector, "#main.parent(body)", "#main parent Selector" );
equals( test.context, document, "#main parent Context" );
test = jQuery("#main").eq(0);
equals( test.selector, "#main.slice(0,1)", "#main eq Selector" );
equals( test.context, document, "#main eq Context" );
var d = "<div />";
equals(
jQuery(d).appendTo(jQuery(d)).selector,
jQuery(d).appendTo(d).selector,
"manipulation methods make same selector for jQuery objects"
);
});
test("browser", function() {
expect(13);
var browsers = {
//Internet Explorer
"Mozilla/5.0 (Windows; U; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727)": "6.0",
"Mozilla/4.0 (compatible; MSIE 7.0b; Windows NT 5.1; .NET CLR 1.1.4322; InfoPath.1; .NET CLR 2.0.50727)": "7.0",
/** Failing #1876
* "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1) ; .NET CLR 2.0.50727; .NET CLR 1.1.4322; .NET CLR 3.0.04506.30)": "7.0",
*/
//Browsers with Gecko engine
//Mozilla
"Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.7.12) Gecko/20050915" : "1.7.12",
//Firefox
"Mozilla/5.0 (Macintosh; U; Intel Mac OS X; en-US; rv:1.8.1.3) Gecko/20070309 Firefox/2.0.0.3": "1.8.1.3",
//Netscape
"Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.7.5) Gecko/20070321 Netscape/8.1.3" : "1.7.5",
//Flock
"Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.0.11) Gecko/20070321 Firefox/1.5.0.11 Flock/0.7.12" : "1.8.0.11",
//Opera browser
"Opera/9.20 (X11; Linux x86_64; U; en)": "9.20",
"Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; en) Opera 9.20" : "9.20",
"Mozilla/5.0 (Windows NT 5.1; U; pl; rv:1.8.0) Gecko/20060728 Firefox/1.5.0 Opera 9.20": "9.20",
//WebKit engine
"Mozilla/5.0 (Macintosh; U; PPC Mac OS X; sv-se) AppleWebKit/418.9 (KHTML, like Gecko) Safari/419.3": "418.9",
"Mozilla/5.0 (Macintosh; U; PPC Mac OS X; en) AppleWebKit/418.8 (KHTML, like Gecko) Safari/419.3" : "418.8",
"Mozilla/5.0 (Macintosh; U; PPC Mac OS X; sv-se) AppleWebKit/312.8 (KHTML, like Gecko) Safari/312.5": "312.8",
//Other user agent string
"Other browser's user agent 1.0":null
};
for (var i in browsers) {
var v = i.toLowerCase().match( /.+(?:rv|it|ra|ie)[\/: ]([\d.]+)/ ); // RegEx from Core jQuery.browser.version check
var version = v ? v[1] : null;
equals( version, browsers[i], "Checking UA string" );
}
});
test("noConflict", function() {
expect(6);
var $$ = jQuery;
equals( jQuery, jQuery.noConflict(), "noConflict returned the jQuery object" );
equals( jQuery, $$, "Make sure jQuery wasn't touched." );
equals( $, original$, "Make sure $ was reverted." );
jQuery = $ = $$;
equals( jQuery.noConflict(true), $$, "noConflict returned the jQuery object" );
equals( jQuery, originaljQuery, "Make sure jQuery was reverted." );
equals( $, original$, "Make sure $ was reverted." );
jQuery = $$;
});
test("isFunction", function() {
expect(19);
// Make sure that false values return false
ok( !jQuery.isFunction(), "No Value" );
ok( !jQuery.isFunction( null ), "null Value" );
ok( !jQuery.isFunction( undefined ), "undefined Value" );
ok( !jQuery.isFunction( "" ), "Empty String Value" );
ok( !jQuery.isFunction( 0 ), "0 Value" );
// Check built-ins
// Safari uses "(Internal Function)"
ok( jQuery.isFunction(String), "String Function("+String+")" );
ok( jQuery.isFunction(Array), "Array Function("+Array+")" );
ok( jQuery.isFunction(Object), "Object Function("+Object+")" );
ok( jQuery.isFunction(Function), "Function Function("+Function+")" );
// When stringified, this could be misinterpreted
var mystr = "function";
ok( !jQuery.isFunction(mystr), "Function String" );
// When stringified, this could be misinterpreted
var myarr = [ "function" ];
ok( !jQuery.isFunction(myarr), "Function Array" );
// When stringified, this could be misinterpreted
var myfunction = { "function": "test" };
ok( !jQuery.isFunction(myfunction), "Function Object" );
// Make sure normal functions still work
var fn = function(){};
ok( jQuery.isFunction(fn), "Normal Function" );
var obj = document.createElement("object");
// Firefox says this is a function
ok( !jQuery.isFunction(obj), "Object Element" );
// IE says this is an object
// Since 1.3, this isn't supported (#2968)
//ok( jQuery.isFunction(obj.getAttribute), "getAttribute Function" );
var nodes = document.body.childNodes;
// Safari says this is a function
ok( !jQuery.isFunction(nodes), "childNodes Property" );
var first = document.body.firstChild;
// Normal elements are reported ok everywhere
ok( !jQuery.isFunction(first), "A normal DOM Element" );
var input = document.createElement("input");
input.type = "text";
document.body.appendChild( input );
// IE says this is an object
// Since 1.3, this isn't supported (#2968)
//ok( jQuery.isFunction(input.focus), "A default function property" );
document.body.removeChild( input );
var a = document.createElement("a");
a.href = "some-function";
document.body.appendChild( a );
// This serializes with the word 'function' in it
ok( !jQuery.isFunction(a), "Anchor Element" );
document.body.removeChild( a );
// Recursive function calls have lengths and array-like properties
function callme(callback){
function fn(response){
callback(response);
}
ok( jQuery.isFunction(fn), "Recursive Function Call" );
fn({ some: "data" });
};
callme(function(){
callme(function(){});
});
});
test("isXMLDoc - HTML", function() {
expect(4);
ok( !jQuery.isXMLDoc( document ), "HTML document" );
ok( !jQuery.isXMLDoc( document.documentElement ), "HTML documentElement" );
ok( !jQuery.isXMLDoc( document.body ), "HTML Body Element" );
var iframe = document.createElement("iframe");
document.body.appendChild( iframe );
try {
var body = jQuery(iframe).contents()[0];
ok( !jQuery.isXMLDoc( body ), "Iframe body element" );
} catch(e){
ok( false, "Iframe body element exception" );
}
document.body.removeChild( iframe );
});
if ( !isLocal ) {
test("isXMLDoc - XML", function() {
expect(3);
stop();
jQuery.get('data/dashboard.xml', function(xml) {
ok( jQuery.isXMLDoc( xml ), "XML document" );
ok( jQuery.isXMLDoc( xml.documentElement ), "XML documentElement" );
ok( jQuery.isXMLDoc( jQuery("tab", xml)[0] ), "XML Tab Element" );
start();
});
});
}
test("jQuery('html')", function() {
expect(15);
reset();
jQuery.foo = false;
var s = jQuery("<script>jQuery.foo='test';</script>")[0];
ok( s, "Creating a script" );
ok( !jQuery.foo, "Make sure the script wasn't executed prematurely" );
jQuery("body").append("<script>jQuery.foo='test';</script>");
ok( jQuery.foo, "Executing a scripts contents in the right context" );
// Test multi-line HTML
var div = jQuery("<div>\r\nsome text\n<p>some p</p>\nmore text\r\n</div>")[0];
equals( div.nodeName.toUpperCase(), "DIV", "Make sure we're getting a div." );
equals( div.firstChild.nodeType, 3, "Text node." );
equals( div.lastChild.nodeType, 3, "Text node." );
equals( div.childNodes[1].nodeType, 1, "Paragraph." );
equals( div.childNodes[1].firstChild.nodeType, 3, "Paragraph text." );
reset();
ok( jQuery("<link rel='stylesheet'/>")[0], "Creating a link" );
ok( !jQuery("<script/>")[0].parentNode, "Create a script" );
ok( jQuery("<input/>").attr("type", "hidden"), "Create an input and set the type." );
var j = jQuery("<span>hi</span> there <!-- mon ami -->");
ok( j.length >= 2, "Check node,textnode,comment creation (some browsers delete comments)" );
ok( !jQuery("<option>test</option>")[0].selected, "Make sure that options are auto-selected #2050" );
ok( jQuery("<div></div>")[0], "Create a div with closing tag." );
ok( jQuery("<table></table>")[0], "Create a table with closing tag." );
});
test("jQuery('html', context)", function() {
expect(1);
var $div = jQuery("<div/>")[0];
var $span = jQuery("<span/>", $div);
equals($span.length, 1, "Verify a span created with a div context works, #1763");
});
if ( !isLocal ) {
test("jQuery(selector, xml).text(str) - Loaded via XML document", function() {
expect(2);
stop();
jQuery.get('data/dashboard.xml', function(xml) {
// tests for #1419 where IE was a problem
var tab = jQuery("tab", xml).eq(0);
equals( tab.text(), "blabla", "Verify initial text correct" );
tab.text("newtext");
equals( tab.text(), "newtext", "Verify new text correct" );
start();
});
});
}
test("length", function() {
expect(1);
equals( jQuery("p").length, 6, "Get Number of Elements Found" );
});
test("size()", function() {
expect(1);
equals( jQuery("p").size(), 6, "Get Number of Elements Found" );
});
test("get()", function() {
expect(1);
same( jQuery("p").get(), q("firstp","ap","sndp","en","sap","first"), "Get All Elements" );
});
test("toArray()", function() {
expect(1);
same( jQuery("p").toArray(),
q("firstp","ap","sndp","en","sap","first"),
"Convert jQuery object to an Array" )
})
test("get(Number)", function() {
expect(1);
equals( jQuery("p").get(0), document.getElementById("firstp"), "Get A Single Element" );
});
test("get(-Number)",function() {
expect(1);
equals( jQuery("p").get(-1),
document.getElementById("first"),
"Get a single element with negative index" )
})
test("add(String|Element|Array|undefined)", function() {
expect(16);
same( jQuery("#sndp").add("#en").add("#sap").get(), q("sndp", "en", "sap"), "Check elements from document" );
same( jQuery("#sndp").add( jQuery("#en")[0] ).add( jQuery("#sap") ).get(), q("sndp", "en", "sap"), "Check elements from document" );
ok( jQuery([]).add(jQuery("#form")[0].elements).length >= 13, "Check elements from array" );
// For the time being, we're discontinuing support for jQuery(form.elements) since it's ambiguous in IE
// use jQuery([]).add(form.elements) instead.
//equals( jQuery([]).add(jQuery("#form")[0].elements).length, jQuery(jQuery("#form")[0].elements).length, "Array in constructor must equals array in add()" );
var tmp = jQuery("<div/>");
var x = jQuery([]).add(jQuery("<p id='x1'>xxx</p>").appendTo(tmp)).add(jQuery("<p id='x2'>xxx</p>").appendTo(tmp));
equals( x[0].id, "x1", "Check on-the-fly element1" );
equals( x[1].id, "x2", "Check on-the-fly element2" );
var x = jQuery([]).add(jQuery("<p id='x1'>xxx</p>").appendTo(tmp)[0]).add(jQuery("<p id='x2'>xxx</p>").appendTo(tmp)[0]);
equals( x[0].id, "x1", "Check on-the-fly element1" );
equals( x[1].id, "x2", "Check on-the-fly element2" );
var x = jQuery([]).add(jQuery("<p id='x1'>xxx</p>")).add(jQuery("<p id='x2'>xxx</p>"));
equals( x[0].id, "x1", "Check on-the-fly element1" );
equals( x[1].id, "x2", "Check on-the-fly element2" );
var x = jQuery([]).add("<p id='x1'>xxx</p>").add("<p id='x2'>xxx</p>");
equals( x[0].id, "x1", "Check on-the-fly element1" );
equals( x[1].id, "x2", "Check on-the-fly element2" );
var notDefined;
equals( jQuery([]).add(notDefined).length, 0, "Check that undefined adds nothing" );
// Added after #2811
equals( jQuery([]).add([window,document,document.body,document]).length, 3, "Pass an array" );
equals( jQuery(document).add(document).length, 1, "Check duplicated elements" );
equals( jQuery(window).add(window).length, 1, "Check duplicated elements using the window" );
ok( jQuery([]).add( document.getElementById('form') ).length >= 13, "Add a form (adds the elements)" );
});
test("add(String, Context)", function() {
expect(6);
equals( jQuery(document).add("#form").length, 2, "Make sure that using regular context document still works." );
equals( jQuery(document.body).add("#form").length, 2, "Using a body context." );
equals( jQuery(document.body).add("#html").length, 1, "Using a body context." );
equals( jQuery(document).add("#form", document).length, 2, "Use a passed in document context." );
equals( jQuery(document).add("#form", document.body).length, 2, "Use a passed in body context." );
equals( jQuery(document).add("#html", document.body).length, 1, "Use a passed in body context." );
});
test("each(Function)", function() {
expect(1);
var div = jQuery("div");
div.each(function(){this.foo = 'zoo';});
var pass = true;
for ( var i = 0; i < div.size(); i++ ) {
if ( div.get(i).foo != "zoo" ) pass = false;
}
ok( pass, "Execute a function, Relative" );
});
test("index()", function() {
expect(1);
equals( jQuery("#text2").index(), 2, "Returns the index of a child amongst its siblings" )
});
test("index(Object|String|undefined)", function() {
expect(16);
var elements = jQuery([window, document]),
inputElements = jQuery('#radio1,#radio2,#check1,#check2');
// Passing a node
equals( elements.index(window), 0, "Check for index of elements" );
equals( elements.index(document), 1, "Check for index of elements" );
equals( inputElements.index(document.getElementById('radio1')), 0, "Check for index of elements" );
equals( inputElements.index(document.getElementById('radio2')), 1, "Check for index of elements" );
equals( inputElements.index(document.getElementById('check1')), 2, "Check for index of elements" );
equals( inputElements.index(document.getElementById('check2')), 3, "Check for index of elements" );
equals( inputElements.index(window), -1, "Check for not found index" );
equals( inputElements.index(document), -1, "Check for not found index" );
// Passing a jQuery object
// enabled since [5500]
equals( elements.index( elements ), 0, "Pass in a jQuery object" );
equals( elements.index( elements.eq(1) ), 1, "Pass in a jQuery object" );
equals( jQuery("#form :radio").index( jQuery("#radio2") ), 1, "Pass in a jQuery object" );
// Passing a selector or nothing
// enabled since [6330]
equals( jQuery('#text2').index(), 2, "Check for index amongst siblings" );
equals( jQuery('#form').children().eq(4).index(), 4, "Check for index amongst siblings" );
equals( jQuery('#radio2').index('#form :radio') , 1, "Check for index within a selector" );
equals( jQuery('#form :radio').index( jQuery('#radio2') ), 1, "Check for index within a selector" );
equals( jQuery('#radio2').index('#form :text') , -1, "Check for index not found within a selector" );
});
test("jQuery.merge()", function() {
expect(6);
var parse = jQuery.merge;
same( parse([],[]), [], "Empty arrays" );
same( parse([1],[2]), [1,2], "Basic" );
same( parse([1,2],[3,4]), [1,2,3,4], "Basic" );
same( parse([1,2],[]), [1,2], "Second empty" );
same( parse([],[1,2]), [1,2], "First empty" );
// Fixed at [5998], #3641
same( parse([-2,-1], [0,1,2]), [-2,-1,0,1,2], "Second array including a zero (falsy)");
});
test("jQuery.extend(Object, Object)", function() {
expect(25);
var settings = { xnumber1: 5, xnumber2: 7, xstring1: "peter", xstring2: "pan" },
options = { xnumber2: 1, xstring2: "x", xxx: "newstring" },
optionsCopy = { xnumber2: 1, xstring2: "x", xxx: "newstring" },
merged = { xnumber1: 5, xnumber2: 1, xstring1: "peter", xstring2: "x", xxx: "newstring" },
deep1 = { foo: { bar: true } },
deep1copy = { foo: { bar: true } },
deep2 = { foo: { baz: true }, foo2: document },
deep2copy = { foo: { baz: true }, foo2: document },
deepmerged = { foo: { bar: true, baz: true }, foo2: document };
jQuery.extend(settings, options);
same( settings, merged, "Check if extended: settings must be extended" );
same( options, optionsCopy, "Check if not modified: options must not be modified" );
jQuery.extend(settings, null, options);
same( settings, merged, "Check if extended: settings must be extended" );
same( options, optionsCopy, "Check if not modified: options must not be modified" );
jQuery.extend(true, deep1, deep2);
same( deep1.foo, deepmerged.foo, "Check if foo: settings must be extended" );
same( deep2.foo, deep2copy.foo, "Check if not deep2: options must not be modified" );
equals( deep1.foo2, document, "Make sure that a deep clone was not attempted on the document" );
var empty = {};
var optionsWithLength = { foo: { length: -1 } };
jQuery.extend(true, empty, optionsWithLength);
same( empty.foo, optionsWithLength.foo, "The length property must copy correctly" );
empty = {};
var optionsWithDate = { foo: { date: new Date } };
jQuery.extend(true, empty, optionsWithDate);
same( empty.foo, optionsWithDate.foo, "Dates copy correctly" );
var myKlass = function() {};
var customObject = new myKlass();
var optionsWithCustomObject = { foo: { date: new customObject } };
empty = {};
jQuery.extend(true, empty, optionsWithCustomObject);
ok( empty.foo && empty.foo.date === customObject, "Custom objects copy correctly (no methods)" );
// Makes the class a little more realistic
myKlass.prototype = { someMethod: function(){} };
empty = {};
jQuery.extend(true, empty, optionsWithCustomObject);
ok( empty.foo && empty.foo.date === customObject, "Custom objects copy correctly" );
var ret = jQuery.extend(true, { foo: 4 }, { foo: new Number(5) } );
ok( ret.foo == 5, "Wrapped numbers copy correctly" );
var nullUndef;
nullUndef = jQuery.extend({}, options, { xnumber2: null });
ok( nullUndef.xnumber2 === null, "Check to make sure null values are copied");
nullUndef = jQuery.extend({}, options, { xnumber2: undefined });
ok( nullUndef.xnumber2 === options.xnumber2, "Check to make sure undefined values are not copied");
nullUndef = jQuery.extend({}, options, { xnumber0: null });
ok( nullUndef.xnumber0 === null, "Check to make sure null values are inserted");
var target = {};
var recursive = { foo:target, bar:5 };
jQuery.extend(true, target, recursive);
same( target, { bar:5 }, "Check to make sure a recursive obj doesn't go never-ending loop by not copying it over" );
var ret = jQuery.extend(true, { foo: [] }, { foo: [0] } ); // 1907
equals( ret.foo.length, 1, "Check to make sure a value with coersion 'false' copies over when necessary to fix #1907" );
var ret = jQuery.extend(true, { foo: "1,2,3" }, { foo: [1, 2, 3] } );
ok( typeof ret.foo != "string", "Check to make sure values equal with coersion (but not actually equal) overwrite correctly" );
var ret = jQuery.extend(true, { foo:"bar" }, { foo:null } );
ok( typeof ret.foo !== 'undefined', "Make sure a null value doesn't crash with deep extend, for #1908" );
var obj = { foo:null };
jQuery.extend(true, obj, { foo:"notnull" } );
equals( obj.foo, "notnull", "Make sure a null value can be overwritten" );
function func() {}
jQuery.extend(func, { key: "value" } );
equals( func.key, "value", "Verify a function can be extended" );
var defaults = { xnumber1: 5, xnumber2: 7, xstring1: "peter", xstring2: "pan" },
defaultsCopy = { xnumber1: 5, xnumber2: 7, xstring1: "peter", xstring2: "pan" },
options1 = { xnumber2: 1, xstring2: "x" },
options1Copy = { xnumber2: 1, xstring2: "x" },
options2 = { xstring2: "xx", xxx: "newstringx" },
options2Copy = { xstring2: "xx", xxx: "newstringx" },
merged2 = { xnumber1: 5, xnumber2: 1, xstring1: "peter", xstring2: "xx", xxx: "newstringx" };
var settings = jQuery.extend({}, defaults, options1, options2);
same( settings, merged2, "Check if extended: settings must be extended" );
same( defaults, defaultsCopy, "Check if not modified: options1 must not be modified" );
same( options1, options1Copy, "Check if not modified: options1 must not be modified" );
same( options2, options2Copy, "Check if not modified: options2 must not be modified" );
});
test("jQuery.each(Object,Function)", function() {
expect(13);
jQuery.each( [0,1,2], function(i, n){
equals( i, n, "Check array iteration" );
});
jQuery.each( [5,6,7], function(i, n){
equals( i, n - 5, "Check array iteration" );
});
jQuery.each( { name: "name", lang: "lang" }, function(i, n){
equals( i, n, "Check object iteration" );
});
var total = 0;
jQuery.each([1,2,3], function(i,v){ total += v; });
equals( total, 6, "Looping over an array" );
total = 0;
jQuery.each([1,2,3], function(i,v){ total += v; if ( i == 1 ) return false; });
equals( total, 3, "Looping over an array, with break" );
total = 0;
jQuery.each({"a":1,"b":2,"c":3}, function(i,v){ total += v; });
equals( total, 6, "Looping over an object" );
total = 0;
jQuery.each({"a":3,"b":3,"c":3}, function(i,v){ total += v; return false; });
equals( total, 3, "Looping over an object, with break" );
var f = function(){};
f.foo = 'bar';
jQuery.each(f, function(i){
f[i] = 'baz';
});
equals( "baz", f.foo, "Loop over a function" );
});
test("jQuery.makeArray", function(){
expect(15);
equals( jQuery.makeArray(jQuery('html>*'))[0].nodeName.toUpperCase(), "HEAD", "Pass makeArray a jQuery object" );
equals( jQuery.makeArray(document.getElementsByName("PWD")).slice(0,1)[0].name, "PWD", "Pass makeArray a nodelist" );
equals( (function(){ return jQuery.makeArray(arguments); })(1,2).join(""), "12", "Pass makeArray an arguments array" );
equals( jQuery.makeArray([1,2,3]).join(""), "123", "Pass makeArray a real array" );
equals( jQuery.makeArray().length, 0, "Pass nothing to makeArray and expect an empty array" );
equals( jQuery.makeArray( 0 )[0], 0 , "Pass makeArray a number" );
equals( jQuery.makeArray( "foo" )[0], "foo", "Pass makeArray a string" );
equals( jQuery.makeArray( true )[0].constructor, Boolean, "Pass makeArray a boolean" );
equals( jQuery.makeArray( document.createElement("div") )[0].nodeName.toUpperCase(), "DIV", "Pass makeArray a single node" );
equals( jQuery.makeArray( {length:2, 0:"a", 1:"b"} ).join(""), "ab", "Pass makeArray an array like map (with length)" );
ok( !!jQuery.makeArray( document.documentElement.childNodes ).slice(0,1)[0].nodeName, "Pass makeArray a childNodes array" );
// function, is tricky as it has length
equals( jQuery.makeArray( function(){ return 1;} )[0](), 1, "Pass makeArray a function" );
//window, also has length
equals( jQuery.makeArray(window)[0], window, "Pass makeArray the window" );
equals( jQuery.makeArray(/a/)[0].constructor, RegExp, "Pass makeArray a regex" );
ok( jQuery.makeArray(document.getElementById('form')).length >= 13, "Pass makeArray a form (treat as elements)" );
});
test("jQuery.isEmptyObject", function(){
expect(2);
equals(true, jQuery.isEmptyObject({}), "isEmptyObject on empty object literal" );
equals(false, jQuery.isEmptyObject({a:1}), "isEmptyObject on non-empty object literal" );
// What about this ?
// equals(true, jQuery.isEmptyObject(null), "isEmptyObject on null" );
});