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Original file line number Diff line number Diff line change 1+ <!DOCTYPE HTML>
2+ < meta charset =utf-8 >
3+ < title > Expose legacy touch event APIs</ title >
4+ < script src ="/resources/testharness.js "> </ script >
5+ < script src ="/resources/testharnessreport.js "> </ script >
6+ < script >
7+ const exposeLegacyTouchEventAPIs = 'ontouchstart' in document ;
8+ for ( const eventHandler of [ 'ontouchstart' , 'ontouchmove' , 'ontouchend' , 'ontouchcancel' ] ) {
9+ for ( const eventTarget of [ window , HTMLElement . prototype , SVGElement . prototype , Document . prototype ] ) {
10+ test ( ( ) => {
11+ assert_equals ( eventHandler in eventTarget , exposeLegacyTouchEventAPIs ) ;
12+ } , `'${ eventHandler } ${ eventTarget } ) ;
13+ }
14+ }
15+ </ script >
Original file line number Diff line number Diff line change 33< script src ="/resources/testharness.js "> </ script >
44< script src ="/resources/testharnessreport.js "> </ script >
55< script >
6+ function supportsTouchEvents ( ) {
7+ assert_implements_optional ( 'ontouchstart' in document , "'expose legacy touch event APIs'" ) ;
8+ }
69test ( function ( ) {
10+ supportsTouchEvents ( ) ;
711 var touch_event_list = [ 'ontouchstart' , 'ontouchmove' , 'ontouchend' , 'ontouchcancel' ] ;
812 var global_event_handlers = [ window , HTMLElement . prototype , SVGElement . prototype , Document . prototype ] ;
913 for ( var i in touch_event_list ) {
1418} , "Touch events in GlobalEventHandlers" ) ;
1519
1620test ( function ( ) {
21+ supportsTouchEvents ( ) ;
1722 var touch_event_list = [ 'ontouchstart' , 'ontouchmove' , 'ontouchend' , 'ontouchcancel' ] ;
1823 var global_event_handlers = [ window , HTMLElement . prototype , SVGElement . prototype , Document . prototype ] ;
1924 for ( var i in touch_event_list ) {
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