X-Git-Url: http://git.asbjorn.biz/?p=jquery.git;a=blobdiff_plain;f=test%2Funit%2Fdata.js;h=455b923aaf89269285c09d87a58aaa3049db503d;hp=8a7a87b9d72bfdafb4e3f70895b84849b9686006;hb=d92dc2902c1e49642ce5148f7e082d880e77a2c5;hpb=9faab0b74fd316c2161612236d9ea8a01f3c78f8 diff --git a/test/unit/data.js b/test/unit/data.js index 8a7a87b..455b923 100644 --- a/test/unit/data.js +++ b/test/unit/data.js @@ -1,76 +1,208 @@ -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" ); - - 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" ); }); +function dataTests (elem) { + // expect(32) + + function getCacheLength() { + var cacheLength = 0; + for (var i in jQuery.cache) { + ++cacheLength; + } + + return cacheLength; + } + + equals( jQuery.data(elem, "foo"), undefined, "No data exists initially" ); + strictEqual( jQuery.hasData(elem), false, "jQuery.hasData agrees no data exists initially" ); + + 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" ); + + strictEqual( jQuery.hasData(elem), false, "jQuery.hasData agrees no data exists even when an empty data obj exists" ); + + dataObj.foo = "bar"; + equals( jQuery.data(elem, "foo"), "bar", "Data is readable by jQuery.data when set directly on a returned data object" ); + + strictEqual( jQuery.hasData(elem), true, "jQuery.hasData agrees data exists when 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" ); + + jQuery.data(elem, "foo", undefined); + equals( jQuery.data(elem, "foo"), "baz", "Data is not unset by passing undefined to jQuery.data" ); + + jQuery.data(elem, "foo", null); + strictEqual( jQuery.data(elem, "foo"), null, "Setting null using jQuery.data works OK" ); + + jQuery.data(elem, "foo", "foo1"); + + 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(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 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; + + 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(12); + expect(128); + 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." ); + dataTests(div); + dataTests({}); - var obj = {}; - jQuery.data( obj, "prop", true ); + // remove bound handlers from window object to stop potential false positives caused by fix for #5280 in + // transports/xhr.js + jQuery(window).unbind("unload"); - ok( obj[ jQuery.expando ], "Data is being stored on the object." ); - ok( obj[ jQuery.expando ]().prop, "Data is being stored on the object." ); + dataTests(window); + dataTests(document); - equals( jQuery.data( obj, "prop" ), true, "Make sure the right value is retrieved." ); + // 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(1); + 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" ) -}) + 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); - var div = jQuery("
"); + expect(29); + var parent = jQuery("
"), + 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" ); @@ -139,34 +271,179 @@ test(".data(String) and .data(String, Object)", function() { 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({}); + 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(37); + var div = jQuery("
"), + child = jQuery("
"), + dummy = jQuery("
"); + + 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("myobj", "replaced"); + equals( child.data("myobj"), "replaced", "Original data overwritten"); + + 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-five", "5") + .attr("data-point", "5.5") + .attr("data-pointe", "5.5E3") + .attr("data-pointbad", "5..5") + .attr("data-pointbad2", "-.") + .attr("data-badjson", "{123}") + .attr("data-badjson2", "[abc]") + .attr("data-empty", "") + .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('point'), 5.5, "Primitive number read from attribute"); + strictEqual( child.data('pointe'), 5500, "Primitive number read from attribute"); + strictEqual( child.data('pointbad'), "5..5", "Bad number read from attribute"); + strictEqual( child.data('pointbad2'), "-.", "Bad number read from attribute"); + strictEqual( child.data('badjson'), "{123}", "Bad number read from attribute"); + strictEqual( child.data('badjson2'), "[abc]", "Bad number read from attribute"); + strictEqual( child.data('empty'), "", "Empty string read from attribute"); + strictEqual( child.data('space'), " ", "Empty string read from attribute"); + strictEqual( child.data('null'), null, "Primitive null 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) { + case 0: + equals(jQuery(elem).data("foo"), "bar", "Check foo property"); + equals(jQuery(elem).data("bar"), "baz", "Check baz property"); + break; + case 1: + equals(jQuery(elem).data("test"), "bar", "Check test property"); + equals(jQuery(elem).data("bar"), "baz", "Check bar property"); + break; + case 2: + equals(jQuery(elem).data("zoooo"), "bar", "Check zoooo property"); + same(jQuery(elem).data("bar"), {"test":"baz"}, "Check bar property"); + break; + case 3: + equals(jQuery(elem).data("number"), true, "Check number property"); + same(jQuery(elem).data("stuff"), [2,8], "Check stuff property"); + break; + default: + ok(false, ["Assertion failed on index ", index, ", with data ", data].join('')); + } + } + + var metadata = '
  1. Some stuff
  2. Some stuff
  3. Some stuff
  4. Some stuff
', + elem = jQuery(metadata).appendTo('#main'); + + elem.find("li").each(testData); + elem.remove(); }); test(".data(Object)", function() { - expect(2); + expect(4); var div = jQuery("
"); 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() { @@ -188,4 +465,4 @@ test(".removeData()", function() { div.removeData("test.foo"); equals( div.data("test.foo"), undefined, "Make sure data is intact" ); -}); +}); \ No newline at end of file