diff --git a/src/data/Data.js b/src/data/Data.js index ce6d8fa9ba..31ff4318c1 100644 --- a/src/data/Data.js +++ b/src/data/Data.js @@ -22,7 +22,7 @@ Data.prototype = { // If not, create one if ( !value ) { - value = Object.create( null ); + value = {}; // We can accept data for non-element nodes in modern browsers, // but we should not, see #8335. diff --git a/test/unit/data.js b/test/unit/data.js index 55879415fa..3a2047cff5 100644 --- a/test/unit/data.js +++ b/test/unit/data.js @@ -990,17 +990,20 @@ QUnit.test( ".data(prop) does not create expando", function( assert ) { } } ); -QUnit.test( "keys matching Object.prototype properties (gh-3256)", function( assert ) { - assert.expect( 2 ); +QUnit.test( ".data() returns a regular object (jQuery <4 only, gh-4665)", function( assert ) { + assert.expect( 4 ); - var div = jQuery( "

" ); + function verifyRegularObject( assert, object ) { + assert.strictEqual( object.hasOwnProperty, Object.prototype.hasOwnProperty, + "Data object has the hasOwnProperty method" ); + assert.strictEqual( object + "", "[object Object]", + "Data object can be stringified" ); + } - assert.strictEqual( div.data( "hasOwnProperty" ), undefined, - "hasOwnProperty not matched (before forced data creation)" ); + var elem = jQuery( "

" ); - // Force the creation of a data object for this element. - div.data( { foo: "bar" } ); + verifyRegularObject( assert, elem.data() ); - assert.strictEqual( div.data( "hasOwnProperty" ), undefined, - "hasOwnProperty not matched (after forced data creation)" ); + elem.data( "foo", "bar" ); + verifyRegularObject( assert, elem.data() ); } ); pFad - Phonifier reborn

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