var obj = {};
jQuery.data(obj);
- equals( jQuery.expando in obj, false, "jQuery.data did not add an expando to the object" );
-
- jQuery.data(obj, true);
- equals( jQuery.expando in obj, false, "jQuery.data did not add an expando to the object" );
-
+ equals( jQuery.expando in obj, true, "jQuery.data adds an expando to the object" );
+ equals( typeof obj[jQuery.expando], "function", "jQuery.data adds an expando to the object as a function" );
+
+ obj = {};
jQuery.data(obj, 'test');
equals( jQuery.expando in obj, false, "jQuery.data did not add an expando to the object" );
-
+
+ obj = {};
jQuery.data(obj, "foo", "bar");
equals( jQuery.expando in obj, true, "jQuery.data added an expando to the object" );
- var id = obj[jQuery.expando];
- equals( id in jQuery.cache, true, "jQuery.data added an entry to jQuery.cache" );
+ var id = obj[jQuery.expando]();
+ equals( id in jQuery.cache, false, "jQuery.data did not add an entry to jQuery.cache" );
- equals( jQuery.cache[id].foo, "bar", "jQuery.data worked correctly" );
+ equals( id.foo, "bar", "jQuery.data worked correctly" );
});
test("jQuery.data", function() {
- expect(8);
- var div = jQuery("#foo")[0];
- equals( jQuery.data(div, "test"), undefined, "Check for no data exists" );
+ expect(12);
+ var div = document.createElement("div");
+
+ ok( jQuery.data(div, "test") === undefined, "Check for no data exists" );
jQuery.data(div, "test", "success");
equals( jQuery.data(div, "test"), "success", "Check for added data" );
+
+ ok( jQuery.data(div, "notexist") === undefined, "Check for no data exists" );
var data = jQuery.data(div);
same( data, { "test": "success" }, "Return complete data set" );
jQuery.data(div, { "test": "in", "test2": "in2" });
equals( jQuery.data(div, "test"), "in", "Verify setting an object in data." );
equals( jQuery.data(div, "test2"), "in2", "Verify setting an object in data." );
+
+ var obj = {};
+ jQuery.data( obj, "prop", true );
+
+ ok( obj[ jQuery.expando ], "Data is being stored on the object." );
+ ok( obj[ jQuery.expando ]().prop, "Data is being stored on the object." );
+
+ equals( jQuery.data( obj, "prop" ), true, "Make sure the right value is retrieved." );
});
test(".data()", function() {
})
test(".data(String) and .data(String, Object)", function() {
- expect(22);
- var div = jQuery("#foo");
- equals( div.data("test"), undefined, "Check for no data exists" );
+ expect(27);
+ var parent = jQuery("<div><div></div></div>"),
+ div = parent.children();
+
+ parent
+ .bind("getData", function(){ ok( false, "getData bubbled." ) })
+ .bind("setData", function(){ ok( false, "setData bubbled." ) })
+ .bind("changeData", function(){ ok( false, "changeData bubbled." ) });
+
+ ok( div.data("test") === undefined, "Check for no data exists" );
+
div.data("test", "success");
equals( div.data("test"), "success", "Check for added data" );
+
div.data("test", "overwritten");
equals( div.data("test"), "overwritten", "Check for overwritten data" );
+
div.data("test", undefined);
equals( div.data("test"), "overwritten", "Check that data wasn't removed");
+
div.data("test", null);
ok( div.data("test") === null, "Check for null data");
+ ok( div.data("notexist") === undefined, "Check for no data exists" );
+
div.data("test", "overwritten");
- var hits = {test:0}, gets = {test:0};
+ var hits = {test:0}, gets = {test:0}, changes = {test:0, value:null};
+
+
+ function logChangeData(e,key,value) {
+ var dataKey = key;
+ if ( e.namespace ) {
+ dataKey = dataKey + "." + e.namespace;
+ }
+ changes[key] += value;
+ changes.value = jQuery.data(e.target, dataKey);
+ }
div
.bind("setData",function(e,key,value){ hits[key] += value; })
.bind("setData.foo",function(e,key,value){ hits[key] += value; })
+ .bind("changeData",logChangeData)
+ .bind("changeData.foo",logChangeData)
.bind("getData",function(e,key){ gets[key] += 1; })
.bind("getData.foo",function(e,key){ gets[key] += 3; });
equals( div.data("test.bar"), "overwritten", "Check for unmatched namespace" );
equals( hits.test, 2, "Check triggered setter functions" );
equals( gets.test, 5, "Check triggered getter functions" );
+ equals( changes.test, 2, "Check sets raise changeData");
+ equals( changes.value, 2, "Check changeData after data has been set" );
hits.test = 0;
gets.test = 0;
+ changes.test = 0;
+ changes.value = null;
div.data("test", 1);
equals( div.data("test"), 1, "Check for original data" );
equals( div.data("test.bar"), 1, "Check for unmatched namespace" );
equals( hits.test, 1, "Check triggered setter functions" );
equals( gets.test, 5, "Check triggered getter functions" );
-
- hits.test = 0;
- gets.test = 0;
+ equals( changes.test, 1, "Check sets raise changeData" );
+ equals( changes.value, 1, "Check changeData after data has been set" );
div
.bind("getData",function(e,key){ return key + "root"; })