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module("data");
test("expando", function(){
expect(7);
equals("expando" in jQuery, true, "jQuery is exposing the expando");
var obj = {};
jQuery.data(obj);
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, false, "jQuery.data did not add an entry to jQuery.cache" );
equals( id.foo, "bar", "jQuery.data worked correctly" );
});
test("jQuery.data", function() {
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", "overwritten");
equals( jQuery.data(div, "test"), "overwritten", "Check for overwritten data" );
jQuery.data(div, "test", undefined);
equals( jQuery.data(div, "test"), "overwritten", "Check that data wasn't removed");
jQuery.data(div, "test", null);
ok( jQuery.data(div, "test") === null, "Check for null data");
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() {
expect(1);
var div = jQuery("#foo");
div.data("test", "success");
same( div.data(), {test: "success"}, "data() get the entire data object" )
})
test(".data(String) and .data(String, Object)", function() {
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}, 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; });
div.data("test.foo", 2);
equals( div.data("test"), "overwritten", "Check for original data" );
equals( div.data("test.foo"), 2, "Check for namespaced data" );
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.foo"), 2, "Check for namespaced 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" );
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"; })
.bind("getData.foo",function(e,key){ return key + "foo"; });
equals( div.data("test"), "testroot", "Check for original data" );
equals( div.data("test.foo"), "testfoo", "Check for namespaced data" );
equals( div.data("test.bar"), "testroot", "Check for unmatched namespace" );
// #3748
var $elem = jQuery({});
equals( $elem.data('nothing'), undefined, "Non-existent data returns undefined");
equals( $elem.data('null',null).data('null'), null, "null's are preserved");
equals( $elem.data('emptyString','').data('emptyString'), '', "Empty strings are preserved");
equals( $elem.data('false',false).data('false'), false, "false's are preserved");
// Clean up
$elem.removeData();
});
test(".data(Object)", function() {
expect(2);
var div = jQuery("<div/>");
div.data({ "test": "in", "test2": "in2" });
equals( div.data("test"), "in", "Verify setting an object in data." );
equals( div.data("test2"), "in2", "Verify setting an object in data." );
});
test("jQuery.removeData", function() {
expect(1);
var div = jQuery("#foo")[0];
jQuery.data(div, "test", "testing");
jQuery.removeData(div, "test");
equals( jQuery.data(div, "test"), undefined, "Check removal of data" );
});
test(".removeData()", function() {
expect(6);
var div = jQuery("#foo");
div.data("test", "testing");
div.removeData("test");
equals( div.data("test"), undefined, "Check removal of data" );
div.data("test", "testing");
div.data("test.foo", "testing2");
div.removeData("test.bar");
equals( div.data("test.foo"), "testing2", "Make sure data is intact" );
equals( div.data("test"), "testing", "Make sure data is intact" );
div.removeData("test");
equals( div.data("test.foo"), "testing2", "Make sure data is intact" );
equals( div.data("test"), undefined, "Make sure data is intact" );
div.removeData("test.foo");
equals( div.data("test.foo"), undefined, "Make sure data is intact" );
});
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