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-rw-r--r--tests/lib/qunit-assert-domequal.js70
1 files changed, 70 insertions, 0 deletions
diff --git a/tests/lib/qunit-assert-domequal.js b/tests/lib/qunit-assert-domequal.js
index 35695c4f1..83ac60b97 100644
--- a/tests/lib/qunit-assert-domequal.js
+++ b/tests/lib/qunit-assert-domequal.js
@@ -93,6 +93,28 @@ function getElementStyles( elem ) {
return styles;
}
+// Returns 0 if v1 == v2, -1 if v1 < v2, 1 if v1 > v2
+function compareVersions( v1, v2 ) {
+ var i,
+ rVersionParts = /^(\d+)\.(\d+)\.(\d+)/,
+ v1p = rVersionParts.exec( v1 ) || [ ],
+ v2p = rVersionParts.exec( v2 ) || [ ];
+
+ for ( i = 1; i <= 3; i++ ) {
+ if ( +v1p[ i ] > +v2p[ i ] ) {
+ return 1;
+ }
+ if ( +v1p[ i ] < +v2p[ i ] ) {
+ return -1;
+ }
+ }
+ return 0;
+}
+
+function jQueryVersionSince( version ) {
+ return compareVersions( $.fn.jquery, version ) >= 0;
+}
+
function extract( selector, message ) {
var elem = $( selector );
if ( !elem.length ) {
@@ -113,6 +135,54 @@ function extract( selector, message ) {
} );
result.style = getElementStyles( elem[ 0 ] );
result.events = $._data( elem[ 0 ], "events" );
+
+ // jQuery >=3.4.0 uses a special focus/blur handler pair
+ // needed to fix various issues with checkboxes/radio buttons
+ // as well as being able to pass data in focus triggers.
+ // However, this leaves dummy focus & blur events if any of these
+ // events were ever listened to at a particular element. There's not
+ // a lot UI can do to fix this so just skip these handlers for
+ // data comparisons in tests.
+ // See https://github.com/jquery/jquery/issues/4496
+ if ( result.events && jQueryVersionSince( "3.4.0" ) ) {
+ var i, eventDataList, eventData;
+ $.each( [ "focus", "blur" ], function( index, eventType ) {
+ if ( !result.events[ eventType ] ) {
+ return;
+ }
+
+ // Only the special internal handlers
+ // have the namespace field set to boolean `false`;
+ // filter them out.
+ result.events[ eventType ] = result.events[ eventType ].filter( function( eventData ) {
+ return eventData.namespace !== false;
+ } );
+
+ eventDataList = result.events[ eventType ];
+ for ( i = eventDataList.length - 1; i > -1; i-- ) {
+ eventData = eventDataList[ i ];
+
+ // Only these special jQuery internal handlers
+ // have the `namespace` field set to `false`;
+ // all other events use a string value, possibly
+ // an empty string if no namespace was set.
+ if ( eventData.namespace === false ) {
+ eventDataList.splice( i, 1 );
+ }
+ }
+
+ // Remove empty eventData collections to follow jQuery behavior.
+ if ( !eventDataList.length ) {
+ delete result.events[ eventType ];
+ }
+ } );
+
+ // Simulate empty events collections removal to follow jQuery behavior.
+ if ( !Object.keys( result.events ).length ) {
+ result.events = undefined;
+ }
+ }
+
result.data = $.extend( {}, elem.data() );
delete result.data[ $.expando ];
children = elem.children();