jquery/test/unit/data.js
2009-09-14 22:34:04 +00:00

282 lines
7.9 KiB
JavaScript

module("data");
test("expando", function(){
expect(4);
equals("expando" in jQuery, true, "jQuery is exposing the expando");
var 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");
equals( jQuery.cache[id].foo, "bar", "jQuery.data worked correctly");
});
test("jQuery.data", function() {
expect(5);
var div = jQuery("#foo")[0];
equals( 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" );
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");
});
test(".data()", function() {
expect(1);
var div = jQuery("#foo");
div.data("test", "success");
isObj( div.data(), {test: "success"}, "data() get the entire data object" )
})
test(".data(String) and .data(String, Object)", function() {
expect(22);
var div = jQuery("#foo");
equals( 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");
div.data("test", "overwritten");
var hits = {test:0}, gets = {test:0};
div
.bind("setData",function(e,key,value){ hits[key] += value; })
.bind("setData.foo",function(e,key,value){ hits[key] += value; })
.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" );
hits.test = 0;
gets.test = 0;
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" );
hits.test = 0;
gets.test = 0;
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("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" );
});
test("queue() defaults to 'fx' type", function () {
expect(1);
stop();
var counter = 0;
var $foo = jQuery("#foo");
$foo.queue(function() {
var self = this;
setTimeout(function() {
jQuery(self).dequeue("fx");
start();
}, 200);
}).queue(function() {
ok( "dequeuing 'fx' calls queues created with no name" )
});
});
test("queue() with other types",function() {
expect(9);
var counter = 0;
var $div = jQuery({});
$div
.queue('foo',function(){
equals( ++counter, 1, "Dequeuing" );
jQuery.dequeue(this,'foo');
})
.queue('foo',function(){
equals( ++counter, 2, "Dequeuing" );
jQuery(this).dequeue('foo');
})
.queue('foo',function(){
equals( ++counter, 3, "Dequeuing" );
})
.queue('foo',function(){
equals( ++counter, 4, "Dequeuing" );
});
equals( $div.queue('foo').length, 4, "Testing queue length" );
$div.dequeue('foo');
equals( counter, 3, "Testing previous call to dequeue" );
equals( $div.queue('foo').length, 1, "Testing queue length" );
$div.dequeue('foo');
equals( counter, 4, "Testing previous call to dequeue" );
equals( $div.queue('foo').length, 0, "Testing queue length" );
});
test("queue(name) passes in the next item in the queue as a parameter", function() {
expect(2);
var div = jQuery({});
var counter = 0;
div.queue("foo", function(next) {
equals(++counter, 1, "Dequeueing");
next();
}).queue("foo", function(next) {
equals(++counter, 2, "Next was called");
next();
}).queue("bar", function() {
equals(++counter, 3, "Other queues are not triggered by next()")
});
div.dequeue("foo");
});
test("queue(name) passes in the next item in the queue as a parameter", function() {
expect(2);
var div = jQuery({});
var counter = 0;
div.queue("foo", function(next) {
equals(++counter, 1, "Dequeueing");
next();
}).queue("foo", function(next) {
equals(++counter, 2, "Next was called");
next();
}).queue("bar", function() {
equals(++counter, 3, "Other queues are not triggered by next()")
});
div.dequeue("foo");
});
test("queue() passes in the next item in the queue as a parameter to fx queues", function() {
expect(2);
stop();
var div = jQuery({});
var counter = 0;
div.queue(function(next) {
equals(++counter, 1, "Dequeueing");
var self = this;
setTimeout(function() { next() }, 500);
}).queue(function(next) {
equals(++counter, 2, "Next was called");
next();
start();
}).queue("bar", function() {
equals(++counter, 3, "Other queues are not triggered by next()")
});
});
test("clearQueue(name) clears the queue", function() {
expect(1);
var div = jQuery({});
var counter = 0;
div.queue("foo", function(next) {
counter++;
jQuery(this).clearQueue("foo");
next();
}).queue("foo", function(next) {
counter++;
});
div.dequeue("foo");
equals(counter, 1, "the queue was cleared");
});
test("clearQueue() clears the fx queue", function() {
expect(1);
var div = jQuery({});
var counter = 0;
div.queue(function(next) {
counter++;
var self = this;
setTimeout(function() { jQuery(self).clearQueue(); next(); }, 50);
}).queue(function(next) {
counter++;
});
equals(counter, 1, "the queue was cleared");
div.removeData();
});