3 test("expando", function(){
6 equals("expando" in jQuery, true, "jQuery is exposing the expando");
10 equals( jQuery.expando in obj, true, "jQuery.data adds an expando to the object" );
13 jQuery.data(obj, 'test');
14 equals( jQuery.expando in obj, false, "jQuery.data did not add an expando to the object" );
17 jQuery.data(obj, "foo", "bar");
18 equals( jQuery.expando in obj, true, "jQuery.data added an expando to the object" );
20 var id = obj[jQuery.expando];
21 equals( id in jQuery.cache, true, "jQuery.data added an entry to jQuery.cache" );
23 equals( jQuery.cache[id].foo, "bar", "jQuery.data worked correctly" );
26 test("jQuery.data", function() {
28 var div = jQuery("#foo")[0];
29 equals( jQuery.data(div, "test"), undefined, "Check for no data exists" );
31 jQuery.data(div, "test", "success");
32 equals( jQuery.data(div, "test"), "success", "Check for added data" );
34 var data = jQuery.data(div);
35 same( data, { "test": "success" }, "Return complete data set" );
37 jQuery.data(div, "test", "overwritten");
38 equals( jQuery.data(div, "test"), "overwritten", "Check for overwritten data" );
40 jQuery.data(div, "test", undefined);
41 equals( jQuery.data(div, "test"), "overwritten", "Check that data wasn't removed");
43 jQuery.data(div, "test", null);
44 ok( jQuery.data(div, "test") === null, "Check for null data");
46 jQuery.data(div, { "test": "in", "test2": "in2" });
47 equals( jQuery.data(div, "test"), "in", "Verify setting an object in data." );
48 equals( jQuery.data(div, "test2"), "in2", "Verify setting an object in data." );
51 test(".data()", function() {
54 var div = jQuery("#foo");
55 div.data("test", "success");
56 same( div.data(), {test: "success"}, "data() get the entire data object" )
59 test(".data(String) and .data(String, Object)", function() {
61 var div = jQuery("#foo");
62 equals( div.data("test"), undefined, "Check for no data exists" );
63 div.data("test", "success");
64 equals( div.data("test"), "success", "Check for added data" );
65 div.data("test", "overwritten");
66 equals( div.data("test"), "overwritten", "Check for overwritten data" );
67 div.data("test", undefined);
68 equals( div.data("test"), "overwritten", "Check that data wasn't removed");
69 div.data("test", null);
70 ok( div.data("test") === null, "Check for null data");
72 div.data("test", "overwritten");
73 var hits = {test:0}, gets = {test:0};
76 .bind("setData",function(e,key,value){ hits[key] += value; })
77 .bind("setData.foo",function(e,key,value){ hits[key] += value; })
78 .bind("getData",function(e,key){ gets[key] += 1; })
79 .bind("getData.foo",function(e,key){ gets[key] += 3; });
81 div.data("test.foo", 2);
82 equals( div.data("test"), "overwritten", "Check for original data" );
83 equals( div.data("test.foo"), 2, "Check for namespaced data" );
84 equals( div.data("test.bar"), "overwritten", "Check for unmatched namespace" );
85 equals( hits.test, 2, "Check triggered setter functions" );
86 equals( gets.test, 5, "Check triggered getter functions" );
92 equals( div.data("test"), 1, "Check for original data" );
93 equals( div.data("test.foo"), 2, "Check for namespaced data" );
94 equals( div.data("test.bar"), 1, "Check for unmatched namespace" );
95 equals( hits.test, 1, "Check triggered setter functions" );
96 equals( gets.test, 5, "Check triggered getter functions" );
102 .bind("getData",function(e,key){ return key + "root"; })
103 .bind("getData.foo",function(e,key){ return key + "foo"; });
105 equals( div.data("test"), "testroot", "Check for original data" );
106 equals( div.data("test.foo"), "testfoo", "Check for namespaced data" );
107 equals( div.data("test.bar"), "testroot", "Check for unmatched namespace" );
110 var $elem = jQuery({});
111 equals( $elem.data('nothing'), undefined, "Non-existent data returns undefined");
112 equals( $elem.data('null',null).data('null'), null, "null's are preserved");
113 equals( $elem.data('emptyString','').data('emptyString'), '', "Empty strings are preserved");
114 equals( $elem.data('false',false).data('false'), false, "false's are preserved");
120 test(".data(Object)", function() {
123 var div = jQuery("<div/>");
125 div.data({ "test": "in", "test2": "in2" });
126 equals( div.data("test"), "in", "Verify setting an object in data." );
127 equals( div.data("test2"), "in2", "Verify setting an object in data." );
130 test("jQuery.removeData", function() {
132 var div = jQuery("#foo")[0];
133 jQuery.data(div, "test", "testing");
134 jQuery.removeData(div, "test");
135 equals( jQuery.data(div, "test"), undefined, "Check removal of data" );
138 test(".removeData()", function() {
140 var div = jQuery("#foo");
141 div.data("test", "testing");
142 div.removeData("test");
143 equals( div.data("test"), undefined, "Check removal of data" );
145 div.data("test", "testing");
146 div.data("test.foo", "testing2");
147 div.removeData("test.bar");
148 equals( div.data("test.foo"), "testing2", "Make sure data is intact" );
149 equals( div.data("test"), "testing", "Make sure data is intact" );
151 div.removeData("test");
152 equals( div.data("test.foo"), "testing2", "Make sure data is intact" );
153 equals( div.data("test"), undefined, "Make sure data is intact" );
155 div.removeData("test.foo");
156 equals( div.data("test.foo"), undefined, "Make sure data is intact" );