Event: Call underlying stopImmediatePropagation when present

Fixes #13997
(cherry picked from commit 6a89db86ed817f6a7498076e2a06b90f9fce0831)

1 files changed, 17 insertions, 2 deletions

diff --git a/test/unit/event.js b/test/unit/event.js
index 0cd181252..d6fece7c0 100644
--- a/test/unit/event.js
+++ b/test/unit/event.js
@@ -386,10 +386,13 @@ test("on immediate propagation", function() {
 	$p.off( "click", "**" );
 });
 
-test("on bubbling, isDefaultPrevented", function() {
-	expect(2);
+test("on bubbling, isDefaultPrevented, stopImmediatePropagation", function() {
+	expect( 3 );
 	var $anchor2 = jQuery( "#anchor2" ),
 		$main = jQuery( "#qunit-fixture" ),
+		neverCallMe = function() {
+			ok( false, "immediate propagation should have been stopped" );
+		},
 		fakeClick = function($jq) {
 			// Use a native click so we don't get jQuery simulated bubbling
 			if ( document.createEvent ) {
@@ -427,6 +430,18 @@ test("on bubbling, isDefaultPrevented", function() {
 	fakeClick( $anchor2 );
 	$anchor2.off( "click" );
 	$main.off( "click", "**" );
+
+	if ( !window.addEventListener ) {
+		ok( true, "Old IE, skipping native stopImmediatePropagation check" );
+	} else {
+		$anchor2.on( "click", function( e ) {
+			e.stopImmediatePropagation();
+			ok( true, "anchor was clicked and prop stopped" );
+		});
+		$anchor2[0].addEventListener( "click", neverCallMe, false );
+		fakeClick( $anchor2 );
+		$anchor2[0].removeEventListener( "click", neverCallMe );
+	}
 });
 
 test("on(), iframes", function() {