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QUnit.module( "data", { teardown: moduleTeardown } );
QUnit.test( "expando", function( assert ) {
assert.expect( 1 );
assert.equal( jQuery.expando !== undefined, true, "jQuery is exposing the expando" );
} );
QUnit.test( "jQuery.data & removeData, expected returns", function( assert ) {
assert.expect( 4 );
var elem = document.body;
assert.equal(
jQuery.data( elem, "hello", "world" ), "world",
"jQuery.data( elem, key, value ) returns value"
);
assert.equal(
jQuery.data( elem, "hello" ), "world",
"jQuery.data( elem, key ) returns value"
);
assert.deepEqual(
jQuery.data( elem, { goodnight: "moon" } ), { goodnight: "moon" },
"jQuery.data( elem, obj ) returns obj"
);
assert.equal(
jQuery.removeData( elem, "hello" ), undefined,
"jQuery.removeData( elem, key, value ) returns undefined"
);
} );
QUnit.test( "jQuery._data & _removeData, expected returns", function( assert ) {
assert.expect( 4 );
var elem = document.body;
assert.equal(
jQuery._data( elem, "hello", "world" ), "world",
"jQuery._data( elem, key, value ) returns value"
);
assert.equal(
jQuery._data( elem, "hello" ), "world",
"jQuery._data( elem, key ) returns value"
);
assert.deepEqual(
jQuery._data( elem, { goodnight: "moon" } ), { goodnight: "moon" },
"jQuery._data( elem, obj ) returns obj"
);
assert.equal(
jQuery._removeData( elem, "hello" ), undefined,
"jQuery._removeData( elem, key, value ) returns undefined"
);
} );
QUnit.test( "jQuery.hasData no side effects", function( assert ) {
assert.expect( 1 );
var obj = {};
jQuery.hasData( obj );
assert.equal( Object.getOwnPropertyNames( obj ).length, 0,
"No data expandos where added when calling jQuery.hasData(o)"
);
} );
function dataTests( elem, assert ) {
var dataObj, internalDataObj;
assert.equal( jQuery.data( elem, "foo" ), undefined, "No data exists initially" );
assert.strictEqual( jQuery.hasData( elem ), false, "jQuery.hasData agrees no data exists initially" );
dataObj = jQuery.data( elem );
assert.equal( typeof dataObj, "object", "Calling data with no args gives us a data object reference" );
assert.strictEqual( jQuery.data( elem ), dataObj, "Calling jQuery.data returns the same data object when called multiple times" );
assert.strictEqual( jQuery.hasData( elem ), false, "jQuery.hasData agrees no data exists even when an empty data obj exists" );
dataObj[ "foo" ] = "bar";
assert.equal( jQuery.data( elem, "foo" ), "bar", "Data is readable by jQuery.data when set directly on a returned data object" );
assert.strictEqual( jQuery.hasData( elem ), true, "jQuery.hasData agrees data exists when data exists" );
jQuery.data( elem, "foo", "baz" );
assert.equal( jQuery.data( elem, "foo" ), "baz", "Data can be changed by jQuery.data" );
assert.equal( dataObj[ "foo" ], "baz", "Changes made through jQuery.data propagate to referenced data object" );
jQuery.data( elem, "foo", undefined );
assert.equal( jQuery.data( elem, "foo" ), "baz", "Data is not unset by passing undefined to jQuery.data" );
jQuery.data( elem, "foo", null );
assert.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" } );
assert.strictEqual( jQuery.data( elem, "foo" ), "foo1", "Passing an object extends the data object instead of replacing it" );
assert.equal( jQuery.data( elem, "boom" ), "bloz", "Extending the data object works" );
jQuery._data( elem, "foo", "foo2", true );
assert.equal( jQuery._data( elem, "foo" ), "foo2", "Setting internal data works" );
assert.equal( jQuery.data( elem, "foo" ), "foo1", "Setting internal data does not override user data" );
internalDataObj = jQuery._data( elem );
assert.ok( internalDataObj, "Internal data object exists" );
assert.notStrictEqual( dataObj, internalDataObj, "Internal data object is not the same as user data object" );
assert.strictEqual( elem.boom, undefined, "Data is never stored directly on the object" );
jQuery.removeData( elem, "foo" );
assert.strictEqual( jQuery.data( elem, "foo" ), undefined, "jQuery.removeData removes single properties" );
jQuery.removeData( elem );
assert.strictEqual( jQuery._data( elem ), internalDataObj, "jQuery.removeData does not remove internal data if it exists" );
jQuery.data( elem, "foo", "foo1" );
jQuery._data( elem, "foo", "foo2" );
assert.equal( jQuery.data( elem, "foo" ), "foo1", "(sanity check) Ensure data is set in user data object" );
assert.equal( jQuery._data( elem, "foo" ), "foo2", "(sanity check) Ensure data is set in internal data object" );
assert.strictEqual( jQuery._data( elem, jQuery.expando ), undefined, "Removing the last item in internal data destroys the internal data object" );
jQuery._data( elem, "foo", "foo2" );
assert.equal( jQuery._data( elem, "foo" ), "foo2", "(sanity check) Ensure data is set in internal data object" );
jQuery.removeData( elem, "foo" );
assert.equal( jQuery._data( elem, "foo" ), "foo2", "(sanity check) jQuery.removeData for user data does not remove internal data" );
}
QUnit.test( "jQuery.data(div)", function( assert ) {
assert.expect( 25 );
var div = document.createElement( "div" );
dataTests( div, assert );
// We stored one key in the private data
// assert that nothing else was put in there, and that that
// one stayed there.
assert.expectJqData( this, div, "foo" );
} );
QUnit.test( "jQuery.data({})", function( assert ) {
assert.expect( 25 );
dataTests( {}, assert );
} );
QUnit.test( "jQuery.data(window)", function( assert ) {
assert.expect( 25 );
// remove bound handlers from window object to stop potential false positives caused by fix for #5280 in
// transports/xhr.js
jQuery( window ).off( "unload" );
dataTests( window, assert );
} );
QUnit.test( "jQuery.data(document)", function( assert ) {
assert.expect( 25 );
dataTests( document, assert );
assert.expectJqData( this, document, "foo" );
} );
QUnit.test( "jQuery.data(<embed>)", function( assert ) {
assert.expect( 25 );
dataTests( document.createElement( "embed" ), assert );
} );
QUnit.test( "jQuery.data(object/flash)", function( assert ) {
assert.expect( 25 );
var flash = document.createElement( "object" );
flash.setAttribute( "classid", "clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" );
dataTests( flash, assert );
} );
// attempting to access the data of an undefined jQuery element should be undefined
QUnit.test( "jQuery().data() === undefined (#14101)", function( assert ) {
assert.expect( 2 );
assert.strictEqual( jQuery().data(), undefined );
assert.strictEqual( jQuery().data( "key" ), undefined );
} );
QUnit.test( ".data()", function( assert ) {
assert.expect( 5 );
var div, dataObj, nodiv, obj;
div = jQuery( "#foo" );
assert.strictEqual( div.data( "foo" ), undefined, "Make sure that missing result is undefined" );
div.data( "test", "success" );
dataObj = div.data();
assert.deepEqual( dataObj, { test: "success" }, "data() returns entire data object with expected properties" );
assert.strictEqual( div.data( "foo" ), undefined, "Make sure that missing result is still undefined" );
nodiv = jQuery( "#unfound" );
assert.equal( nodiv.data(), null, "data() on empty set returns null" );
obj = { foo: "bar" };
jQuery( obj ).data( "foo", "baz" );
dataObj = jQuery.extend( true, {}, jQuery( obj ).data() );
assert.deepEqual( dataObj, { "foo": "baz" }, "Retrieve data object from a wrapped JS object (#7524)" );
} );
function testDataTypes( $obj, assert ) {
jQuery.each( {
"null": null,
"true": true,
"false": false,
"zero": 0,
"one": 1,
"empty string": "",
"empty array": [],
"array": [ 1 ],
"empty object": {},
"object": { foo: "bar" },
"date": new Date(),
"regex": /test/,
"function": function() {}
}, function( type, value ) {
assert.strictEqual( $obj.data( "test", value ).data( "test" ), value, "Data set to " + type );
} );
}
QUnit.test( "jQuery(Element).data(String, Object).data(String)", function( assert ) {
assert.expect( 18 );
var parent = jQuery( "<div><div></div></div>" ),
div = parent.children();
assert.strictEqual( div.data( "test" ), undefined, "No data exists initially" );
assert.strictEqual( div.data( "test", "success" ).data( "test" ), "success", "Data added" );
assert.strictEqual( div.data( "test", "overwritten" ).data( "test" ), "overwritten", "Data overwritten" );
assert.strictEqual( div.data( "test", undefined ).data( "test" ), "overwritten", ".data(key,undefined) does nothing but is chainable (#5571)" );
assert.strictEqual( div.data( "notexist" ), undefined, "No data exists for unset key" );
testDataTypes( div, assert );
parent.remove();
} );
QUnit.test( "jQuery(plain Object).data(String, Object).data(String)", function( assert ) {
assert.expect( 16 );
// #3748
var $obj = jQuery( { exists: true } );
assert.strictEqual( $obj.data( "nothing" ), undefined, "Non-existent data returns undefined" );
assert.strictEqual( $obj.data( "exists" ), undefined, "Object properties are not returned as data" );
testDataTypes( $obj, assert );
// Clean up
$obj.removeData();
assert.deepEqual( $obj[ 0 ], { exists: true }, "removeData does not clear the object" );
} );
QUnit.test( ".data(object) does not retain references. #13815", function( assert ) {
assert.expect( 2 );
var $divs = jQuery( "<div></div><div></div>" ).appendTo( "#qunit-fixture" );
$divs.data( { "type": "foo" } );
$divs.eq( 0 ).data( "type", "bar" );
assert.equal( $divs.eq( 0 ).data( "type" ), "bar", "Correct updated value" );
assert.equal( $divs.eq( 1 ).data( "type" ), "foo", "Original value retained" );
} );
QUnit.test( "data-* attributes", function( assert ) {
assert.expect( 46 );
var prop, i, l, metadata, elem,
obj, obj2, check, num, num2,
parseJSON = JSON.parse,
div = jQuery( "<div>" ),
child = jQuery( "<div data-myobj='old data' data-ignored=\"DOM\" data-other='test' data-foo-42='boosh'></div>" ),
dummy = jQuery( "<div data-myobj='old data' data-ignored=\"DOM\" data-other='test' data-foo-42='boosh'></div>" );
assert.equal( div.data( "attr" ), undefined, "Check for non-existing data-attr attribute" );
div.attr( "data-attr", "exists" );
assert.equal( div.data( "attr" ), "exists", "Check for existing data-attr attribute" );
div.attr( "data-attr", "exists2" );
assert.equal( div.data( "attr" ), "exists", "Check that updates to data- don't update .data()" );
div.data( "attr", "internal" ).attr( "data-attr", "external" );
assert.equal( div.data( "attr" ), "internal", "Check for .data('attr') precedence (internal > external data-* attribute)" );
div.remove();
child.appendTo( "#qunit-fixture" );
assert.equal( child.data( "myobj" ), "old data", "Value accessed from data-* attribute" );
assert.equal( child.data( "foo-42" ), "boosh", "camelCasing does not affect numbers (#1751)" );
child.data( "myobj", "replaced" );
assert.equal( child.data( "myobj" ), "replaced", "Original data overwritten" );
child.data( "ignored", "cache" );
assert.equal( child.data( "ignored" ), "cache", "Cached data used before DOM data-* fallback" );
obj = child.data();
obj2 = dummy.data();
check = [ "myobj", "ignored", "other", "foo-42" ];
num = 0;
num2 = 0;
dummy.remove();
for ( i = 0, l = check.length; i < l; i++ ) {
assert.ok( obj[ check[ i ] ], "Make sure data- property exists when calling data-." );
assert.ok( obj2[ check[ i ] ], "Make sure data- property exists when calling data-." );
}
for ( prop in obj ) {
num++;
}
assert.equal( num, check.length, "Make sure that the right number of properties came through." );
for ( prop in obj2 ) {
num2++;
}
assert.equal( num2, check.length, "Make sure that the right number of properties came through." );
child.attr( "data-other", "newvalue" );
assert.equal( child.data( "other" ), "test", "Make sure value was pulled in properly from a .data()." );
// attribute parsing
i = 0;
JSON.parse = function() {
i++;
return parseJSON.apply( this, arguments );
};
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-grande", "5.574E9" )
.attr( "data-hexadecimal", "0x42" )
.attr( "data-pointbad", "5..5" )
.attr( "data-pointbad2", "-." )
.attr( "data-bigassnum", "123456789123456789123456789" )
.attr( "data-badjson", "{123}" )
.attr( "data-badjson2", "[abc]" )
.attr( "data-notjson", " {}" )
.attr( "data-notjson2", "[] " )
.attr( "data-empty", "" )
.attr( "data-space", " " )
.attr( "data-null", "null" )
.attr( "data-string", "test" );
assert.strictEqual( child.data( "true" ), true, "Primitive true read from attribute" );
assert.strictEqual( child.data( "false" ), false, "Primitive false read from attribute" );
assert.strictEqual( child.data( "five" ), 5, "Integer read from attribute" );
assert.strictEqual( child.data( "point" ), 5.5, "Floating-point number read from attribute" );
assert.strictEqual( child.data( "pointe" ), "5.5E3",
"Exponential-notation number read from attribute as string" );
assert.strictEqual( child.data( "grande" ), "5.574E9",
"Big exponential-notation number read from attribute as string" );
assert.strictEqual( child.data( "hexadecimal" ), "0x42",
"Hexadecimal number read from attribute as string" );
assert.strictEqual( child.data( "pointbad" ), "5..5",
"Extra-point non-number read from attribute as string" );
assert.strictEqual( child.data( "pointbad2" ), "-.",
"No-digit non-number read from attribute as string" );
assert.strictEqual( child.data( "bigassnum" ), "123456789123456789123456789",
"Bad bigass number read from attribute as string" );
assert.strictEqual( child.data( "badjson" ), "{123}", "Bad JSON object read from attribute as string" );
assert.strictEqual( child.data( "badjson2" ), "[abc]", "Bad JSON array read from attribute as string" );
assert.strictEqual( child.data( "notjson" ), " {}",
"JSON object with leading non-JSON read from attribute as string" );
assert.strictEqual( child.data( "notjson2" ), "[] ",
"JSON array with trailing non-JSON read from attribute as string" );
assert.strictEqual( child.data( "empty" ), "", "Empty string read from attribute" );
assert.strictEqual( child.data( "space" ), " ", "Whitespace string read from attribute" );
assert.strictEqual( child.data( "null" ), null, "Primitive null read from attribute" );
assert.strictEqual( child.data( "string" ), "test", "Typical string read from attribute" );
assert.equal( i, 2, "Correct number of JSON parse attempts when reading from attributes" );
JSON.parse = parseJSON;
child.remove();
// tests from metadata plugin
function testData( index, elem ) {
switch ( index ) {
case 0:
assert.equal( jQuery( elem ).data( "foo" ), "bar", "Check foo property" );
assert.equal( jQuery( elem ).data( "bar" ), "baz", "Check baz property" );
break;
case 1:
assert.equal( jQuery( elem ).data( "test" ), "bar", "Check test property" );
assert.equal( jQuery( elem ).data( "bar" ), "baz", "Check bar property" );
break;
case 2:
assert.equal( jQuery( elem ).data( "zoooo" ), "bar", "Check zoooo property" );
assert.deepEqual( jQuery( elem ).data( "bar" ), { "test":"baz" }, "Check bar property" );
break;
case 3:
assert.equal( jQuery( elem ).data( "number" ), true, "Check number property" );
assert.deepEqual( jQuery( elem ).data( "stuff" ), [ 2,8 ], "Check stuff property" );
break;
default:
assert.ok( false, [ "Assertion failed on index ", index, ", with data" ].join( "" ) );
}
}
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( "#qunit-fixture" );
elem.find( "li" ).each( testData );
elem.remove();
} );
QUnit.test( ".data(Object)", function( assert ) {
assert.expect( 4 );
var obj, jqobj,
div = jQuery( "<div/>" );
div.data( { "test": "in", "test2": "in2" } );
assert.equal( div.data( "test" ), "in", "Verify setting an object in data" );
assert.equal( div.data( "test2" ), "in2", "Verify setting an object in data" );
obj = { test:"unset" };
jqobj = jQuery( obj );
jqobj.data( "test", "unset" );
jqobj.data( { "test": "in", "test2": "in2" } );
assert.equal( jQuery.data( obj )[ "test" ], "in", "Verify setting an object on an object extends the data object" );
assert.equal( obj[ "test2" ], undefined, "Verify setting an object on an object does not extend the object" );
// manually clean up detached elements
div.remove();
} );
QUnit.test( "jQuery.removeData", function( assert ) {
assert.expect( 10 );
var obj,
div = jQuery( "#foo" )[ 0 ];
jQuery.data( div, "test", "testing" );
jQuery.removeData( div, "test" );
assert.equal( jQuery.data( div, "test" ), undefined, "Check removal of data" );
jQuery.data( div, "test2", "testing" );
jQuery.removeData( div );
assert.ok( !jQuery.data( div, "test2" ), "Make sure that the data property no longer exists." );
assert.ok( !div[ jQuery.expando ], "Make sure the expando no longer exists, as well." );
jQuery.data( div, {
test3: "testing",
test4: "testing"
} );
jQuery.removeData( div, "test3 test4" );
assert.ok( !jQuery.data( div, "test3" ) || jQuery.data( div, "test4" ), "Multiple delete with spaces." );
jQuery.data( div, {
test3: "testing",
test4: "testing"
} );
jQuery.removeData( div, [ "test3", "test4" ] );
assert.ok( !jQuery.data( div, "test3" ) || jQuery.data( div, "test4" ), "Multiple delete by array." );
jQuery.data( div, {
"test3 test4": "testing",
"test3": "testing"
} );
jQuery.removeData( div, "test3 test4" );
assert.ok( !jQuery.data( div, "test3 test4" ), "Multiple delete with spaces deleted key with exact name" );
assert.ok( jQuery.data( div, "test3" ), "Left the partial matched key alone" );
obj = {};
jQuery.data( obj, "test", "testing" );
assert.equal( jQuery( obj ).data( "test" ), "testing", "verify data on plain object" );
jQuery.removeData( obj, "test" );
assert.equal( jQuery.data( obj, "test" ), undefined, "Check removal of data on plain object" );
jQuery.data( window, "BAD", true );
jQuery.removeData( window, "BAD" );
assert.ok( !jQuery.data( window, "BAD" ), "Make sure that the value was not still set." );
} );
QUnit.test( ".removeData()", function( assert ) {
assert.expect( 6 );
var div = jQuery( "#foo" );
div.data( "test", "testing" );
div.removeData( "test" );
assert.equal( div.data( "test" ), undefined, "Check removal of data" );
div.data( "test", "testing" );
div.data( "test.foo", "testing2" );
div.removeData( "test.bar" );
assert.equal( div.data( "test.foo" ), "testing2", "Make sure data is intact" );
assert.equal( div.data( "test" ), "testing", "Make sure data is intact" );
div.removeData( "test" );
assert.equal( div.data( "test.foo" ), "testing2", "Make sure data is intact" );
assert.equal( div.data( "test" ), undefined, "Make sure data is intact" );
div.removeData( "test.foo" );
assert.equal( div.data( "test.foo" ), undefined, "Make sure data is intact" );
} );
if ( window.JSON && window.JSON.stringify ) {
QUnit.test( "JSON serialization (#8108)", function( assert ) {
assert.expect( 1 );
var obj = { "foo": "bar" };
jQuery.data( obj, "hidden", true );
assert.equal( JSON.stringify( obj ), "{\"foo\":\"bar\"}", "Expando is hidden from JSON.stringify" );
} );
}
QUnit.test( ".data should follow html5 specification regarding camel casing", function( assert ) {
assert.expect( 12 );
var div = jQuery( "<div id='myObject' data-w-t-f='ftw' data-big-a-little-a='bouncing-b' data-foo='a' data-foo-bar='b' data-foo-bar-baz='c'></div>" )
.prependTo( "body" );
assert.equal( div.data()[ "wTF" ], "ftw", "Verify single letter data-* key" );
assert.equal( div.data()[ "bigALittleA" ], "bouncing-b", "Verify single letter mixed data-* key" );
assert.equal( div.data()[ "foo" ], "a", "Verify single word data-* key" );
assert.equal( div.data()[ "fooBar" ], "b", "Verify multiple word data-* key" );
assert.equal( div.data()[ "fooBarBaz" ], "c", "Verify multiple word data-* key" );
assert.equal( div.data( "foo" ), "a", "Verify single word data-* key" );
assert.equal( div.data( "fooBar" ), "b", "Verify multiple word data-* key" );
assert.equal( div.data( "fooBarBaz" ), "c", "Verify multiple word data-* key" );
div.data( "foo-bar", "d" );
assert.equal( div.data( "fooBar" ), "d", "Verify updated data-* key" );
assert.equal( div.data( "foo-bar" ), "d", "Verify updated data-* key" );
assert.equal( div.data( "fooBar" ), "d", "Verify updated data-* key (fooBar)" );
assert.equal( div.data( "foo-bar" ), "d", "Verify updated data-* key (foo-bar)" );
div.remove();
} );
QUnit.test( ".data should not miss preset data-* w/ hyphenated property names", function( assert ) {
assert.expect( 2 );
var div = jQuery( "<div/>", { id: "hyphened" } ).appendTo( "#qunit-fixture" ),
test = {
"camelBar": "camelBar",
"hyphen-foo": "hyphen-foo"
};
div.data( test );
jQuery.each( test, function( i, k ) {
assert.equal( div.data( k ), k, "data with property '" + k + "' was correctly found" );
} );
} );
QUnit.test( "jQuery.data should not miss data-* w/ hyphenated property names #14047", function( assert ) {
assert.expect( 1 );
var div = jQuery( "<div/>" );
div.data( "foo-bar", "baz" );
assert.equal( jQuery.data( div[ 0 ], "foo-bar" ), "baz", "data with property 'foo-bar' was correctly found" );
} );
QUnit.test( ".data should not miss attr() set data-* with hyphenated property names", function( assert ) {
assert.expect( 2 );
var a, b;
a = jQuery( "<div/>" ).appendTo( "#qunit-fixture" );
a.attr( "data-long-param", "test" );
a.data( "long-param", { a: 2 } );
assert.deepEqual( a.data( "long-param" ), { a: 2 }, "data with property long-param was found, 1" );
b = jQuery( "<div/>" ).appendTo( "#qunit-fixture" );
b.attr( "data-long-param", "test" );
b.data( "long-param" );
b.data( "long-param", { a: 2 } );
assert.deepEqual( b.data( "long-param" ), { a: 2 }, "data with property long-param was found, 2" );
} );
QUnit.test( ".data always sets data with the camelCased key (gh-2257)", function( assert ) {
assert.expect( 18 );
var div = jQuery( "<div>" ).appendTo( "#qunit-fixture" ),
datas = {
"non-empty": "a string",
"empty-string": "",
"one-value": 1,
"zero-value": 0,
"an-array": [],
"an-object": {},
"bool-true": true,
"bool-false": false,
// JSHint enforces double quotes,
// but JSON strings need double quotes to parse
// so we need escaped double quotes here
"some-json": "{ \"foo\": \"bar\" }"
};
jQuery.each( datas, function( key, val ) {
div.data( key, val );
var allData = div.data();
assert.equal( allData[ key ], undefined, ".data does not store with hyphenated keys" );
assert.equal( allData[ jQuery.camelCase( key ) ], val, ".data stores the camelCased key" );
} );
} );
QUnit.test( ".data should not strip more than one hyphen when camelCasing (gh-2070)", function( assert ) {
assert.expect( 3 );
var div = jQuery( "<div data-nested-single='single' data-nested--double='double' data-nested---triple='triple'></div>" ).appendTo( "#qunit-fixture" ),
allData = div.data();
assert.equal( allData.nestedSingle, "single", "Key is correctly camelCased" );
assert.equal( allData[ "nested-Double" ], "double", "Key with double hyphens is correctly camelCased" );
assert.equal( allData[ "nested--Triple" ], "triple", "Key with triple hyphens is correctly camelCased" );
} );
QUnit.test( ".data supports interoperable hyphenated/camelCase get/set of properties with arbitrary non-null|NaN|undefined values", function( assert ) {
var div = jQuery( "<div/>", { id: "hyphened" } ).appendTo( "#qunit-fixture" ),
datas = {
"non-empty": "a string",
"empty-string": "",
"one-value": 1,
"zero-value": 0,
"an-array": [],
"an-object": {},
"bool-true": true,
"bool-false": false,
// JSHint enforces double quotes,
// but JSON strings need double quotes to parse
// so we need escaped double quotes here
"some-json": "{ \"foo\": \"bar\" }",
"num-1-middle": true,
"num-end-2": true,
"2-num-start": true
};
assert.expect( 24 );
jQuery.each( datas, function( key, val ) {
div.data( key, val );
assert.deepEqual( div.data( key ), val, "get: " + key );
assert.deepEqual( div.data( jQuery.camelCase( key ) ), val, "get: " + jQuery.camelCase( key ) );
} );
} );
QUnit.test( ".data supports interoperable removal of hyphenated/camelCase properties", function( assert ) {
var div = jQuery( "<div/>", { id: "hyphened" } ).appendTo( "#qunit-fixture" ),
datas = {
"non-empty": "a string",
"empty-string": "",
"one-value": 1,
"zero-value": 0,
"an-array": [],
"an-object": {},
"bool-true": true,
"bool-false": false,
// JSHint enforces double quotes,
// but JSON strings need double quotes to parse
// so we need escaped double quotes here
"some-json": "{ \"foo\": \"bar\" }"
};
assert.expect( 27 );
jQuery.each( datas, function( key, val ) {
div.data( key, val );
assert.deepEqual( div.data( key ), val, "get: " + key );
assert.deepEqual( div.data( jQuery.camelCase( key ) ), val, "get: " + jQuery.camelCase( key ) );
div.removeData( key );
assert.equal( div.data( key ), undefined, "get: " + key );
} );
} );
QUnit.test( ".data supports interoperable removal of properties SET TWICE #13850", function( assert ) {
var div = jQuery( "<div>" ).appendTo( "#qunit-fixture" ),
datas = {
"non-empty": "a string",
"empty-string": "",
"one-value": 1,
"zero-value": 0,
"an-array": [],
"an-object": {},
"bool-true": true,
"bool-false": false,
// JSHint enforces double quotes,
// but JSON strings need double quotes to parse
// so we need escaped double quotes here
"some-json": "{ \"foo\": \"bar\" }"
};
assert.expect( 9 );
jQuery.each( datas, function( key, val ) {
div.data( key, val );
div.data( key, val );
div.removeData( key );
assert.equal( div.data( key ), undefined, "removal: " + key );
} );
} );
QUnit.test( ".removeData supports removal of hyphenated properties via array (#12786, gh-2257)", function( assert ) {
assert.expect( 4 );
var div, plain, compare;
div = jQuery( "<div>" ).appendTo( "#qunit-fixture" );
plain = jQuery( {} );
// Properties should always be camelCased
compare = {
// From batch assignment .data({ "a-a": 1 })
"aA": 1,
// From property, value assignment .data( "b-b", 1 )
"bB": 1
};
// Mixed assignment
div.data( { "a-a": 1 } ).data( "b-b", 1 );
plain.data( { "a-a": 1 } ).data( "b-b", 1 );
assert.deepEqual( div.data(), compare, "Data appears as expected. (div)" );
assert.deepEqual( plain.data(), compare, "Data appears as expected. (plain)" );
div.removeData( [ "a-a", "b-b" ] );
plain.removeData( [ "a-a", "b-b" ] );
assert.deepEqual( div.data(), {}, "Data is empty. (div)" );
assert.deepEqual( plain.data(), {}, "Data is empty. (plain)" );
} );
// Test originally by Moschel
QUnit.test( ".removeData should not throw exceptions. (#10080)", function( assert ) {
assert.expect( 1 );
QUnit.stop();
var frame = jQuery( "#loadediframe" );
jQuery( frame[ 0 ].contentWindow ).on( "unload", function() {
assert.ok( true, "called unload" );
QUnit.start();
} );
// change the url to trigger unload
frame.attr( "src", "data/iframe.html?param=true" );
} );
QUnit.test( ".data only checks element attributes once. #8909", function( assert ) {
assert.expect( 2 );
var testing = {
"test": "testing",
"test2": "testing"
},
element = jQuery( "<div data-test='testing'>" ),
node = element[ 0 ];
// set an attribute using attr to ensure it
node.setAttribute( "data-test2", "testing" );
assert.deepEqual( element.data(), testing, "Sanity Check" );
node.setAttribute( "data-test3", "testing" );
assert.deepEqual( element.data(), testing, "The data didn't change even though the data-* attrs did" );
// clean up data cache
element.remove();
} );
QUnit.test( "data-* with JSON value can have newlines", function( assert ) {
assert.expect( 1 );
var x = jQuery( "<div data-some='{\n\"foo\":\n\t\"bar\"\n}'></div>" );
assert.equal( x.data( "some" ).foo, "bar", "got a JSON data- attribute with spaces" );
x.remove();
} );
QUnit.test( ".data doesn't throw when calling selection is empty. #13551", function( assert ) {
assert.expect( 1 );
try {
jQuery( null ).data( "prop" );
assert.ok( true, "jQuery(null).data('prop') does not throw" );
} catch ( e ) {
assert.ok( false, e.message );
}
} );
QUnit.test( "acceptData", function( assert ) {
assert.expect( 10 );
var flash, pdf, form;
assert.equal( jQuery( document ).data( "test", 42 ).data( "test" ), 42, "document" );
assert.equal( jQuery( document.documentElement ).data( "test", 42 ).data( "test" ), 42, "documentElement" );
assert.equal( jQuery( {} ).data( "test", 42 ).data( "test" ), 42, "object" );
assert.equal( jQuery( document.createElement( "embed" ) ).data( "test", 42 ).data( "test" ), 42, "embed" );
flash = document.createElement( "object" );
flash.setAttribute( "classid", "clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" );
assert.equal( jQuery( flash ).data( "test", 42 ).data( "test" ), 42, "flash" );
pdf = document.createElement( "object" );
pdf.setAttribute( "classid", "clsid:CA8A9780-280D-11CF-A24D-444553540000" );
assert.equal( jQuery( pdf ).data( "test", 42 ).data( "test" ), 42, "pdf" );
assert.strictEqual( jQuery( document.createComment( "" ) ).data( "test", 42 ).data( "test" ), undefined, "comment" );
assert.strictEqual( jQuery( document.createTextNode( "" ) ).data( "test", 42 ).data( "test" ), undefined, "text" );
assert.strictEqual( jQuery( document.createDocumentFragment() ).data( "test", 42 ).data( "test" ), undefined, "documentFragment" );
form = jQuery( "#form" ).append( "<input id='nodeType'/><input id='nodeName'/>" )[ 0 ];
assert.equal( jQuery( form ) .data( "test", 42 ).data( "test" ), 42, "form with aliased DOM properties" );
} );
QUnit.test( "Check proper data removal of non-element descendants nodes (#8335)", function( assert ) {
assert.expect( 1 );
var div = jQuery( "<div>text</div>" ),
text = div.contents();
text.data( "test", "test" ); // This should be a noop.
div.remove();
assert.ok( !text.data( "test" ), "Be sure data is not stored in non-element" );
} );
testIframe(
"enumerate data attrs on body (#14894)",
"data/dataAttrs.html",
function( assert, jQuery, window, document, result ) {
assert.expect( 1 );
assert.equal( result, "ok", "enumeration of data- attrs on body" );
}
);
QUnit.test( "Check that the expando is removed when there's no more data", function( assert ) {
assert.expect( 2 );
var key,
div = jQuery( "<div/>" );
div.data( "some", "data" );
assert.equal( div.data( "some" ), "data", "Data is added" );
div.removeData( "some" );
// Make sure the expando is gone
for ( key in div[ 0 ] ) {
if ( /^jQuery/.test( key ) ) {
assert.strictEqual( div[ 0 ][ key ], undefined, "Expando was not removed when there was no more data" );
}
}
});
QUnit.test( "Check that the expando is removed when there's no more data on non-nodes", function( assert ) {
assert.expect( 1 );
var key,
obj = jQuery( {key: 42} );
obj.data( "some", "data" );
assert.equal( obj.data( "some" ), "data", "Data is added" );
obj.removeData( "some" );
// Make sure the expando is gone
for ( key in obj[ 0 ] ) {
if ( /^jQuery/.test( key ) ) {
assert.ok( false, "Expando was not removed when there was no more data" );
}
}
} );
QUnit.test( ".data(prop) does not create expando", function( assert ) {
assert.expect( 1 );
var key,
div = jQuery( "<div/>" );
div.data( "foo" );
assert.equal( jQuery.hasData( div[ 0 ] ), false, "No data exists after access" );
// Make sure no expando has been added
for ( key in div[ 0 ] ) {
if ( /^jQuery/.test( key ) ) {
assert.ok( false, "Expando was created on access" );
}
}
} );