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 parent = jQuery("<div><div></div></div>"),
74 div = parent.children();
77 .bind("getData", function(){ ok( false, "getData bubbled." ) })
78 .bind("setData", function(){ ok( false, "setData bubbled." ) })
79 .bind("changeData", function(){ ok( false, "changeData bubbled." ) });
81 ok( div.data("test") === undefined, "Check for no data exists" );
83 div.data("test", "success");
84 equals( div.data("test"), "success", "Check for added data" );
86 div.data("test", "overwritten");
87 equals( div.data("test"), "overwritten", "Check for overwritten data" );
89 div.data("test", undefined);
90 equals( div.data("test"), "overwritten", "Check that data wasn't removed");
92 div.data("test", null);
93 ok( div.data("test") === null, "Check for null data");
95 ok( div.data("notexist") === undefined, "Check for no data exists" );
97 div.data("test", "overwritten");
98 var hits = {test:0}, gets = {test:0}, changes = {test:0, value:null};
101 function logChangeData(e,key,value) {
104 dataKey = dataKey + "." + e.namespace;
106 changes[key] += value;
107 changes.value = jQuery.data(e.target, dataKey);
111 .bind("setData",function(e,key,value){ hits[key] += value; })
112 .bind("setData.foo",function(e,key,value){ hits[key] += value; })
113 .bind("changeData",logChangeData)
114 .bind("changeData.foo",logChangeData)
115 .bind("getData",function(e,key){ gets[key] += 1; })
116 .bind("getData.foo",function(e,key){ gets[key] += 3; });
118 div.data("test.foo", 2);
119 equals( div.data("test"), "overwritten", "Check for original data" );
120 equals( div.data("test.foo"), 2, "Check for namespaced data" );
121 equals( div.data("test.bar"), "overwritten", "Check for unmatched namespace" );
122 equals( hits.test, 2, "Check triggered setter functions" );
123 equals( gets.test, 5, "Check triggered getter functions" );
124 equals( changes.test, 2, "Check sets raise changeData");
125 equals( changes.value, 2, "Check changeData after data has been set" );
130 changes.value = null;
133 equals( div.data("test"), 1, "Check for original data" );
134 equals( div.data("test.foo"), 2, "Check for namespaced data" );
135 equals( div.data("test.bar"), 1, "Check for unmatched namespace" );
136 equals( hits.test, 1, "Check triggered setter functions" );
137 equals( gets.test, 5, "Check triggered getter functions" );
138 equals( changes.test, 1, "Check sets raise changeData" );
139 equals( changes.value, 1, "Check changeData after data has been set" );
142 .bind("getData",function(e,key){ return key + "root"; })
143 .bind("getData.foo",function(e,key){ return key + "foo"; });
145 equals( div.data("test"), "testroot", "Check for original data" );
146 equals( div.data("test.foo"), "testfoo", "Check for namespaced data" );
147 equals( div.data("test.bar"), "testroot", "Check for unmatched namespace" );
150 var $elem = jQuery({});
151 equals( $elem.data('nothing'), undefined, "Non-existent data returns undefined");
152 equals( $elem.data('null',null).data('null'), null, "null's are preserved");
153 equals( $elem.data('emptyString','').data('emptyString'), '', "Empty strings are preserved");
154 equals( $elem.data('false',false).data('false'), false, "false's are preserved");
160 test("data-* attributes", function() {
162 var div = jQuery("<div>"),
163 child = jQuery("<div data-myobj='old data' data-ignored=\"DOM\"></div>");
165 equals( div.data("attr"), undefined, "Check for non-existing data-attr attribute" );
167 div.attr("data-attr", "exists");
168 equals( div.data("attr"), "exists", "Check for existing data-attr attribute" );
170 div.data("attr", "internal").attr("data-attr", "external");
171 equals( div.data("attr"), "internal", "Check for .data('attr') precedence (internal > external data-* attribute)" );
173 child.appendTo('#main');
174 equals( child.data("myobj"), "old data", "Value accessed from data-* attribute");
176 child.data("myobj", "replaced");
177 equals( child.data("myobj"), "replaced", "Original data overwritten");
179 child.data("ignored", "cache");
180 equals( child.data("ignored"), "cache", "Cached data used before DOM data-* fallback");
183 .attr("data-true", "true")
184 .attr("data-false", "false")
185 .attr("data-five", "5")
186 .attr("data-point", "5.5")
187 .attr("data-null", "null")
188 .attr("data-string", "test");
190 equals( child.data('true'), true, "Primitive true read from attribute");
191 equals( child.data('false'), false, "Primitive false read from attribute");
192 equals( child.data('five'), 5, "Primitive number read from attribute");
193 equals( child.data('point'), 5.5, "Primitive number read from attribute");
194 equals( child.data('null'), null, "Primitive null read from attribute");
195 equals( child.data('string'), "test", "Typical string read from attribute");
199 // tests from metadata plugin
200 function testData(index, elem) {
203 equals(jQuery(elem).data("foo"), "bar", "Check foo property");
204 equals(jQuery(elem).data("bar"), "baz", "Check baz property");
207 equals(jQuery(elem).data("test"), "bar", "Check test property");
208 equals(jQuery(elem).data("bar"), "baz", "Check bar property");
211 equals(jQuery(elem).data("zoooo"), "bar", "Check zoooo property");
212 equals(jQuery(elem).data("bar"), '{"test":"baz"}', "Check bar property");
215 equals(jQuery(elem).data("number"), true, "Check number property");
216 equals(jQuery(elem).data("stuff"), "[2,8]", "Check stuff property");
219 ok(false, ["Assertion failed on index ", index, ", with data ", data].join(''));
223 var metadata = '<ol><li class="test test2" data-foo="bar" data-bar="baz" data-arr="[1,2]">Some stuff</li><li class="test test2" data-test="bar" data-bar="baz">Some stuff</li><li class="test test2" data-zoooo="bar" data-bar=\'{"test":"baz"}\'>Some stuff</li><li class="test test2" data-number=true data-stuff="[2,8]">Some stuff</li></ol>',
224 elem = jQuery(metadata).appendTo('#main');
226 elem.find("li").each(testData);
230 test(".data(Object)", function() {
233 var div = jQuery("<div/>");
235 div.data({ "test": "in", "test2": "in2" });
236 equals( div.data("test"), "in", "Verify setting an object in data." );
237 equals( div.data("test2"), "in2", "Verify setting an object in data." );
240 test("jQuery.removeData", function() {
242 var div = jQuery("#foo")[0];
243 jQuery.data(div, "test", "testing");
244 jQuery.removeData(div, "test");
245 equals( jQuery.data(div, "test"), undefined, "Check removal of data" );
248 test(".removeData()", function() {
250 var div = jQuery("#foo");
251 div.data("test", "testing");
252 div.removeData("test");
253 equals( div.data("test"), undefined, "Check removal of data" );
255 div.data("test", "testing");
256 div.data("test.foo", "testing2");
257 div.removeData("test.bar");
258 equals( div.data("test.foo"), "testing2", "Make sure data is intact" );
259 equals( div.data("test"), "testing", "Make sure data is intact" );
261 div.removeData("test");
262 equals( div.data("test.foo"), "testing2", "Make sure data is intact" );
263 equals( div.data("test"), undefined, "Make sure data is intact" );
265 div.removeData("test.foo");
266 equals( div.data("test.foo"), undefined, "Make sure data is intact" );