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" );
11 equals( typeof obj[jQuery.expando], "function", "jQuery.data adds an expando to the object as a function" );
14 jQuery.data(obj, 'test');
15 equals( jQuery.expando in obj, false, "jQuery.data did not add an expando to the object" );
18 jQuery.data(obj, "foo", "bar");
19 equals( jQuery.expando in obj, true, "jQuery.data added an expando to the object" );
21 var id = obj[jQuery.expando]();
22 equals( id in jQuery.cache, false, "jQuery.data did not add an entry to jQuery.cache" );
24 equals( id.foo, "bar", "jQuery.data worked correctly" );
27 test("jQuery.data", function() {
29 var div = document.createElement("div");
31 ok( jQuery.data(div, "test") === undefined, "Check for no data exists" );
33 jQuery.data(div, "test", "success");
34 equals( jQuery.data(div, "test"), "success", "Check for added data" );
36 ok( jQuery.data(div, "notexist") === undefined, "Check for no data exists" );
38 var data = jQuery.data(div);
39 same( data, { "test": "success" }, "Return complete data set" );
41 jQuery.data(div, "test", "overwritten");
42 equals( jQuery.data(div, "test"), "overwritten", "Check for overwritten data" );
44 jQuery.data(div, "test", undefined);
45 equals( jQuery.data(div, "test"), "overwritten", "Check that data wasn't removed");
47 jQuery.data(div, "test", null);
48 ok( jQuery.data(div, "test") === null, "Check for null data");
50 jQuery.data(div, { "test": "in", "test2": "in2" });
51 equals( jQuery.data(div, "test"), "in", "Verify setting an object in data." );
52 equals( jQuery.data(div, "test2"), "in2", "Verify setting an object in data." );
55 jQuery.data( obj, "prop", true );
57 ok( obj[ jQuery.expando ], "Data is being stored on the object." );
58 ok( obj[ jQuery.expando ]().prop, "Data is being stored on the object." );
60 equals( jQuery.data( obj, "prop" ), true, "Make sure the right value is retrieved." );
63 test(".data()", function() {
66 var div = jQuery("#foo");
67 div.data("test", "success");
68 same( div.data(), {test: "success"}, "data() get the entire data object" )
71 test(".data(String) and .data(String, Object)", function() {
73 var div = jQuery("<div/>");
75 ok( div.data("test") === undefined, "Check for no data exists" );
77 div.data("test", "success");
78 equals( div.data("test"), "success", "Check for added data" );
80 div.data("test", "overwritten");
81 equals( div.data("test"), "overwritten", "Check for overwritten data" );
83 div.data("test", undefined);
84 equals( div.data("test"), "overwritten", "Check that data wasn't removed");
86 div.data("test", null);
87 ok( div.data("test") === null, "Check for null data");
89 ok( div.data("notexist") === undefined, "Check for no data exists" );
91 div.data("test", "overwritten");
92 var hits = {test:0}, gets = {test:0}, changes = {test:0, value:null};
95 function logChangeData(e,key,value) {
98 dataKey = dataKey + "." + e.namespace;
100 changes[key] += value;
101 changes.value = jQuery.data(e.target, dataKey);
105 .bind("setData",function(e,key,value){ hits[key] += value; })
106 .bind("setData.foo",function(e,key,value){ hits[key] += value; })
107 .bind("changeData",logChangeData)
108 .bind("changeData.foo",logChangeData)
109 .bind("getData",function(e,key){ gets[key] += 1; })
110 .bind("getData.foo",function(e,key){ gets[key] += 3; });
112 div.data("test.foo", 2);
113 equals( div.data("test"), "overwritten", "Check for original data" );
114 equals( div.data("test.foo"), 2, "Check for namespaced data" );
115 equals( div.data("test.bar"), "overwritten", "Check for unmatched namespace" );
116 equals( hits.test, 2, "Check triggered setter functions" );
117 equals( gets.test, 5, "Check triggered getter functions" );
118 equals( changes.test, 2, "Check sets raise changeData");
119 equals( changes.value, 2, "Check changeData after data has been set" );
124 changes.value = null;
127 equals( div.data("test"), 1, "Check for original data" );
128 equals( div.data("test.foo"), 2, "Check for namespaced data" );
129 equals( div.data("test.bar"), 1, "Check for unmatched namespace" );
130 equals( hits.test, 1, "Check triggered setter functions" );
131 equals( gets.test, 5, "Check triggered getter functions" );
132 equals( changes.test, 1, "Check sets raise changeData" );
133 equals( changes.value, 1, "Check changeData after data has been set" );
136 .bind("getData",function(e,key){ return key + "root"; })
137 .bind("getData.foo",function(e,key){ return key + "foo"; });
139 equals( div.data("test"), "testroot", "Check for original data" );
140 equals( div.data("test.foo"), "testfoo", "Check for namespaced data" );
141 equals( div.data("test.bar"), "testroot", "Check for unmatched namespace" );
144 var $elem = jQuery({});
145 equals( $elem.data('nothing'), undefined, "Non-existent data returns undefined");
146 equals( $elem.data('null',null).data('null'), null, "null's are preserved");
147 equals( $elem.data('emptyString','').data('emptyString'), '', "Empty strings are preserved");
148 equals( $elem.data('false',false).data('false'), false, "false's are preserved");
154 test(".data(Object)", function() {
157 var div = jQuery("<div/>");
159 div.data({ "test": "in", "test2": "in2" });
160 equals( div.data("test"), "in", "Verify setting an object in data." );
161 equals( div.data("test2"), "in2", "Verify setting an object in data." );
164 test("jQuery.removeData", function() {
166 var div = jQuery("#foo")[0];
167 jQuery.data(div, "test", "testing");
168 jQuery.removeData(div, "test");
169 equals( jQuery.data(div, "test"), undefined, "Check removal of data" );
172 test(".removeData()", function() {
174 var div = jQuery("#foo");
175 div.data("test", "testing");
176 div.removeData("test");
177 equals( div.data("test"), undefined, "Check removal of data" );
179 div.data("test", "testing");
180 div.data("test.foo", "testing2");
181 div.removeData("test.bar");
182 equals( div.data("test.foo"), "testing2", "Make sure data is intact" );
183 equals( div.data("test"), "testing", "Make sure data is intact" );
185 div.removeData("test");
186 equals( div.data("test.foo"), "testing2", "Make sure data is intact" );
187 equals( div.data("test"), undefined, "Make sure data is intact" );
189 div.removeData("test.foo");
190 equals( div.data("test.foo"), undefined, "Make sure data is intact" );