-module("data");
+module("data", { teardown: moduleTeardown });
test("expando", function(){
- expect(7);
+ expect(1);
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" );
+function dataTests (elem) {
+ // expect(32)
- obj = {};
- jQuery.data(obj, 'test');
- equals( jQuery.expando in obj, false, "jQuery.data did not add an expando to the object" );
+ function getCacheLength() {
+ var cacheLength = 0;
+ for (var i in jQuery.cache) {
+ ++cacheLength;
+ }
- obj = {};
- jQuery.data(obj, "foo", "bar");
- equals( jQuery.expando in obj, true, "jQuery.data added an expando to the object" );
+ return cacheLength;
+ }
- var id = obj[jQuery.expando]();
- equals( id in jQuery.cache, false, "jQuery.data did not add an entry to jQuery.cache" );
+ equals( jQuery.data(elem, "foo"), undefined, "No data exists initially" );
+ strictEqual( jQuery.hasData(elem), false, "jQuery.hasData agrees no data exists initially" );
- equals( id.foo, "bar", "jQuery.data worked correctly" );
-});
+ var dataObj = jQuery.data(elem);
+ equals( typeof dataObj, "object", "Calling data with no args gives us a data object reference" );
+ strictEqual( jQuery.data(elem), dataObj, "Calling jQuery.data returns the same data object when called multiple times" );
-test("jQuery.data", function() {
- expect(13);
- var div = document.createElement("div");
+ strictEqual( jQuery.hasData(elem), false, "jQuery.hasData agrees no data exists even when an empty data obj exists" );
- ok( jQuery.data(div, "test") === undefined, "Check for no data exists" );
+ dataObj.foo = "bar";
+ equals( jQuery.data(elem, "foo"), "bar", "Data is readable by jQuery.data when set directly on a returned data object" );
- jQuery.data(div, "test", "success");
- equals( jQuery.data(div, "test"), "success", "Check for added data" );
+ strictEqual( jQuery.hasData(elem), true, "jQuery.hasData agrees data exists when data exists" );
- ok( jQuery.data(div, "notexist") === undefined, "Check for no data exists" );
+ jQuery.data(elem, "foo", "baz");
+ equals( jQuery.data(elem, "foo"), "baz", "Data can be changed by jQuery.data" );
+ equals( dataObj.foo, "baz", "Changes made through jQuery.data propagate to referenced data object" );
- var data = jQuery.data(div);
- same( data, { "test": "success" }, "Return complete data set" );
+ jQuery.data(elem, "foo", undefined);
+ equals( jQuery.data(elem, "foo"), "baz", "Data is not unset by passing undefined to jQuery.data" );
- jQuery.data(div, "test", "overwritten");
- equals( jQuery.data(div, "test"), "overwritten", "Check for overwritten data" );
+ jQuery.data(elem, "foo", null);
+ strictEqual( jQuery.data(elem, "foo"), null, "Setting null using jQuery.data works OK" );
- jQuery.data(div, "test", undefined);
- equals( jQuery.data(div, "test"), "overwritten", "Check that data wasn't removed");
+ jQuery.data(elem, "foo", "foo1");
- jQuery.data(div, "test", null);
- ok( jQuery.data(div, "test") === null, "Check for null data");
+ jQuery.data(elem, { "bar" : "baz", "boom" : "bloz" });
+ strictEqual( jQuery.data(elem, "foo"), "foo1", "Passing an object extends the data object instead of replacing it" );
+ equals( jQuery.data(elem, "boom"), "bloz", "Extending the data object works" );
- jQuery.data(div, "test3", "orig");
- 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." );
- equals( jQuery.data(div, "test3"), "orig", "Verify original not overwritten." );
+ jQuery._data(elem, "foo", "foo2");
+ equals( jQuery._data(elem, "foo"), "foo2", "Setting internal data works" );
+ equals( jQuery.data(elem, "foo"), "foo1", "Setting internal data does not override user data" );
- var obj = {};
- jQuery.data( obj, "prop", true );
+ var internalDataObj = jQuery.data(elem, jQuery.expando);
+ strictEqual( jQuery._data(elem), internalDataObj, "Internal data object is accessible via jQuery.expando property" );
+ notStrictEqual( dataObj, internalDataObj, "Internal data object is not the same as user data object" );
+
+ strictEqual( elem.boom, undefined, "Data is never stored directly on the object" );
+
+ jQuery.removeData(elem, "foo");
+ strictEqual( jQuery.data(elem, "foo"), undefined, "jQuery.removeData removes single properties" );
+
+ jQuery.removeData(elem);
+ strictEqual( jQuery.data(elem, jQuery.expando), internalDataObj, "jQuery.removeData does not remove internal data if it exists" );
+
+ jQuery.removeData(elem, undefined, true);
+
+ strictEqual( jQuery.data(elem, jQuery.expando), undefined, "jQuery.removeData on internal data works" );
+ strictEqual( jQuery.hasData(elem), false, "jQuery.hasData agrees all data has been removed from object" );
+
+ jQuery._data(elem, "foo", "foo2");
+ strictEqual( jQuery.hasData(elem), true, "jQuery.hasData shows data exists even if it is only internal data" );
+
+ jQuery.data(elem, "foo", "foo1");
+ equals( jQuery._data(elem, "foo"), "foo2", "Setting user data does not override internal data" );
+
+ jQuery.removeData(elem, undefined, true);
+ equals( jQuery.data(elem, "foo"), "foo1", "jQuery.removeData for internal data does not remove user data" );
+
+ if (elem.nodeType) {
+ var oldCacheLength = getCacheLength();
+ jQuery.removeData(elem, "foo");
+
+ equals( getCacheLength(), oldCacheLength - 1, "Removing the last item in the data object destroys it" );
+ }
+ else {
+ jQuery.removeData(elem, "foo");
+ var expected, actual;
- ok( obj[ jQuery.expando ], "Data is being stored on the object." );
- ok( obj[ jQuery.expando ]().prop, "Data is being stored on the object." );
+ if (jQuery.support.deleteExpando) {
+ expected = false;
+ actual = jQuery.expando in elem;
+ }
+ else {
+ expected = null;
+ actual = elem[ jQuery.expando ];
+ }
+
+ equals( actual, expected, "Removing the last item in the data object destroys it" );
+ }
+
+ jQuery.data(elem, "foo", "foo1");
+ jQuery._data(elem, "foo", "foo2");
+
+ equals( jQuery.data(elem, "foo"), "foo1", "(sanity check) Ensure data is set in user data object" );
+ equals( jQuery._data(elem, "foo"), "foo2", "(sanity check) Ensure data is set in internal data object" );
+
+ jQuery.removeData(elem, "foo", true);
+
+ strictEqual( jQuery.data(elem, jQuery.expando), undefined, "Removing the last item in internal data destroys the internal data object" );
+
+ jQuery._data(elem, "foo", "foo2");
+ equals( jQuery._data(elem, "foo"), "foo2", "(sanity check) Ensure data is set in internal data object" );
+
+ jQuery.removeData(elem, "foo");
+ equals( jQuery._data(elem, "foo"), "foo2", "(sanity check) jQuery.removeData for user data does not remove internal data" );
+
+ if (elem.nodeType) {
+ oldCacheLength = getCacheLength();
+ jQuery.removeData(elem, "foo", true);
+ equals( getCacheLength(), oldCacheLength - 1, "Removing the last item in the internal data object also destroys the user data object when it is empty" );
+ }
+ else {
+ jQuery.removeData(elem, "foo", true);
+
+ if (jQuery.support.deleteExpando) {
+ expected = false;
+ actual = jQuery.expando in elem;
+ }
+ else {
+ expected = null;
+ actual = elem[ jQuery.expando ];
+ }
+
+ equals( actual, expected, "Removing the last item in the internal data object also destroys the user data object when it is empty" );
+ }
+}
+
+test("jQuery.data", function() {
+ expect(128);
+
+ var div = document.createElement("div");
- equals( jQuery.data( obj, "prop" ), true, "Make sure the right value is retrieved." );
+ dataTests(div);
+ dataTests({});
+
+ // remove bound handlers from window object to stop potential false positives caused by fix for #5280 in
+ // transports/xhr.js
+ jQuery(window).unbind("unload");
+
+ dataTests(window);
+ dataTests(document);
+
+ // clean up unattached element
+ jQuery(div).remove();
+});
+
+test("jQuery.acceptData", function() {
+ expect(7);
+
+ ok( jQuery.acceptData( document ), "document" );
+ ok( jQuery.acceptData( document.documentElement ), "documentElement" );
+ ok( jQuery.acceptData( {} ), "object" );
+ ok( !jQuery.acceptData( document.createElement("embed") ), "embed" );
+ ok( !jQuery.acceptData( document.createElement("applet") ), "applet" );
+
+ var flash = document.createElement("object");
+ flash.setAttribute("classid", "clsid:D27CDB6E-AE6D-11cf-96B8-444553540000");
+ ok( jQuery.acceptData( flash ), "flash" );
+
+ var applet = document.createElement("object");
+ applet.setAttribute("classid", "clsid:8AD9C840-044E-11D1-B3E9-00805F499D93");
+ ok( !jQuery.acceptData( applet ), "applet" );
});
test(".data()", function() {
- expect(2);
+ expect(5);
var div = jQuery("#foo");
+ strictEqual( div.data("foo"), undefined, "Make sure that missing result is undefined" );
div.data("test", "success");
same( div.data(), {test: "success"}, "data() get the entire data object" );
+ strictEqual( div.data("foo"), undefined, "Make sure that missing result is still undefined" );
var nodiv = jQuery("#unfound");
equals( nodiv.data(), null, "data() on empty set returns null" );
-})
+
+ var obj = { foo: "bar" };
+ jQuery(obj).data("foo", "baz");
+
+ var dataObj = jQuery.extend(true, {}, jQuery(obj).data());
+
+ deepEqual( dataObj, { foo: "baz" }, "Retrieve data object from a wrapped JS object (#7524)" );
+});
test(".data(String) and .data(String, Object)", function() {
- expect(27);
+ expect(29);
var parent = jQuery("<div><div></div></div>"),
div = parent.children();
equals( div.data("test.bar"), "testroot", "Check for unmatched namespace" );
// #3748
- var $elem = jQuery({});
+ var $elem = jQuery({exists:true});
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");
+ equals( $elem.data('exists'), undefined, "Existing data is not returned" );
// Clean up
$elem.removeData();
+ deepEqual( $elem[0], {exists:true}, "removeData does not clear the object" );
+
+ // manually clean up detached elements
+ parent.remove();
});
test("data-* attributes", function() {
- expect(27);
+ expect(37);
var div = jQuery("<div>"),
- child = jQuery("<div data-myobj='old data' data-ignored=\"DOM\"></div>");
-
+ child = jQuery("<div data-myobj='old data' data-ignored=\"DOM\" data-other='test'></div>"),
+ dummy = jQuery("<div data-myobj='old data' data-ignored=\"DOM\" data-other='test'></div>");
+
equals( div.data("attr"), undefined, "Check for non-existing data-attr attribute" );
div.attr("data-attr", "exists");
equals( div.data("attr"), "exists", "Check for existing data-attr attribute" );
-
+
+ div.attr("data-attr", "exists2");
+ equals( div.data("attr"), "exists", "Check that updates to data- don't update .data()" );
+
div.data("attr", "internal").attr("data-attr", "external");
equals( div.data("attr"), "internal", "Check for .data('attr') precedence (internal > external data-* attribute)" );
-
+
+ div.remove();
+
child.appendTo('#main');
equals( child.data("myobj"), "old data", "Value accessed from data-* attribute");
child.data("ignored", "cache");
equals( child.data("ignored"), "cache", "Cached data used before DOM data-* fallback");
+ var obj = child.data(), obj2 = dummy.data(), check = [ "myobj", "ignored", "other" ], num = 0, num2 = 0;
+
+ dummy.remove();
+
+ for ( var i = 0, l = check.length; i < l; i++ ) {
+ ok( obj[ check[i] ], "Make sure data- property exists when calling data-." );
+ ok( obj2[ check[i] ], "Make sure data- property exists when calling data-." );
+ }
+
+ for ( var prop in obj ) {
+ num++;
+ }
+
+ equals( num, check.length, "Make sure that the right number of properties came through." );
+
+ for ( var prop in obj2 ) {
+ num2++;
+ }
+
+ equals( num2, check.length, "Make sure that the right number of properties came through." );
+
+ child.attr("data-other", "newvalue");
+
+ equals( child.data("other"), "test", "Make sure value was pulled in properly from a .data()." );
+
child
.attr("data-true", "true")
.attr("data-false", "false")
.attr("data-space", " ")
.attr("data-null", "null")
.attr("data-string", "test");
-
+
strictEqual( child.data('true'), true, "Primitive true read from attribute");
strictEqual( child.data('false'), false, "Primitive false read from attribute");
strictEqual( child.data('five'), 5, "Primitive number read from attribute");
strictEqual( child.data('string'), "test", "Typical string read from attribute");
child.remove();
-
+
// tests from metadata plugin
function testData(index, elem) {
switch (index) {
ok(false, ["Assertion failed on index ", index, ", with data ", data].join(''));
}
}
-
+
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>',
elem = jQuery(metadata).appendTo('#main');
-
+
elem.find("li").each(testData);
elem.remove();
});
test(".data(Object)", function() {
- expect(2);
+ expect(4);
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." );
+ equals( div.data("test"), "in", "Verify setting an object in data" );
+ equals( div.data("test2"), "in2", "Verify setting an object in data" );
+
+ var obj = {test:"unset"},
+ jqobj = jQuery(obj);
+ jqobj.data("test", "unset");
+ jqobj.data({ "test": "in", "test2": "in2" });
+ equals( jQuery.data(obj).test, "in", "Verify setting an object on an object extends the data object" );
+ equals( obj.test2, undefined, "Verify setting an object on an object does not extend the object" );
+
+ // manually clean up detached elements
+ div.remove();
});
test("jQuery.removeData", function() {
- expect(1);
+ expect(6);
var div = jQuery("#foo")[0];
jQuery.data(div, "test", "testing");
jQuery.removeData(div, "test");
equals( jQuery.data(div, "test"), undefined, "Check removal of data" );
+
+ jQuery.data(div, "test2", "testing");
+ jQuery.removeData( div );
+ ok( !jQuery.data(div, "test2"), "Make sure that the data property no longer exists." );
+ ok( !div[ jQuery.expando ], "Make sure the expando no longer exists, as well." );
+
+ var obj = {};
+ jQuery.data(obj, "test", "testing");
+ equals( jQuery(obj).data("test"), "testing", "verify data on plain object");
+ jQuery.removeData(obj, "test");
+ equals( jQuery.data(obj, "test"), undefined, "Check removal of data on plain object" );
+
+ jQuery.data( window, "BAD", true );
+ jQuery.removeData( window, "BAD" );
+ ok( !jQuery.data( window, "BAD" ), "Make sure that the value was not still set." );
});
test(".removeData()", function() {
div.removeData("test.foo");
equals( div.data("test.foo"), undefined, "Make sure data is intact" );
-});
+});
\ No newline at end of file
git.asbjorn.biz / jquery.git / blobdiff