From 479e37f436a6676b5b52a31a54c6efe3103d73f3 Mon Sep 17 00:00:00 2001
From: TJ VanToll <tj.vantoll@gmail.com>
Date: Fri, 30 May 2014 09:48:43 -0400
Subject: [PATCH] Ajax: Support usage without jQuery.event

Fixes #15118
Closes gh-1588
---
 src/ajax.js       |  3 ++-
 test/unit/ajax.js | 16 ++++++++++++++++
 2 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/src/ajax.js b/src/ajax.js
index 869d0fa4e..8a1b8b623 100644
--- a/src/ajax.js
+++ b/src/ajax.js
@@ -537,7 +537,8 @@ jQuery.extend({
 		}
 
 		// We can fire global events as of now if asked to
-		fireGlobals = s.global;
+		// Don't fire events if jQuery.event is undefined in an AMD-usage scenario (#15118)
+		fireGlobals = jQuery.event && s.global;
 
 		// Watch for a new set of requests
 		if ( fireGlobals && jQuery.active++ === 0 ) {
diff --git a/test/unit/ajax.js b/test/unit/ajax.js
index 68628a2d3..97372c5a0 100644
--- a/test/unit/ajax.js
+++ b/test/unit/ajax.js
@@ -415,6 +415,22 @@ module( "ajax", {
 		};
 	});
 
+	ajaxTest( "#15118 - jQuery.ajax() - function without jQuery.event", 1, function() {
+		var holder;
+		return {
+			url: url( "data/json.php" ),
+			setup: function() {
+				holder = jQuery.event;
+				delete jQuery.event;
+			},
+			complete: function() {
+				ok( true, "Call can be made without jQuery.event" );
+				jQuery.event = holder;
+			},
+			success: true
+		};
+	});
+
 	ajaxTest( "jQuery.ajax() - context modification", 1, {
 		url: url("data/name.html"),
 		context: {},
-- 
2.39.5