From 139135a98aab1c422e5ae05b026535a40d58328f Mon Sep 17 00:00:00 2001
From: jaubourg <j@ubourg.net>
Date: Fri, 1 Jul 2011 01:51:50 +0200
Subject: [PATCH] Fixes #9446. Context is properly propagated using pipe. If
 context was the original deferred, then context is updated to next deferred
 in the chain. Unit tests added.

---
 src/deferred.js       |  2 +-
 test/unit/deferred.js | 27 +++++++++++++++++++++++++++
 2 files changed, 28 insertions(+), 1 deletion(-)

diff --git a/src/deferred.js b/src/deferred.js
index 5cc5fb5be..e543f1518 100644
--- a/src/deferred.js
+++ b/src/deferred.js
@@ -122,7 +122,7 @@ jQuery.extend({
 								if ( returned && jQuery.isFunction( returned.promise ) ) {
 									returned.promise().then( newDefer.resolve, newDefer.reject );
 								} else {
-									newDefer[ action ]( returned );
+									newDefer[ action + "With" ]( this === deferred ? newDefer : this, [ returned ] );
 								}
 							});
 						} else {
diff --git a/test/unit/deferred.js b/test/unit/deferred.js
index 89c9c612d..fbe290707 100644
--- a/test/unit/deferred.js
+++ b/test/unit/deferred.js
@@ -275,6 +275,33 @@ test( "jQuery.Deferred.pipe - deferred (fail)", function() {
 	strictEqual( value3, 6, "result of filter ok" );
 });
 
+test( "jQuery.Deferred.pipe - context", function() {
+
+	expect(4);
+
+	var context = {};
+
+	jQuery.Deferred().resolveWith( context, [ 2 ] ).pipe(function( value ) {
+		return value * 3;
+	}).done(function( value ) {
+		strictEqual( this, context, "custom context correctly propagated" );
+		strictEqual( value, 6, "proper value received" );
+	});
+
+	var defer = jQuery.Deferred(),
+		piped = defer.pipe(function( value ) {
+			return value * 3;
+		});
+
+	defer.resolve( 2 );
+
+	piped.done(function( value ) {
+		strictEqual( this.promise(), piped, "default context gets updated to latest defer in the chain" );
+		strictEqual( value, 6, "proper value received" );
+	});
+});
+
+
 test( "jQuery.when" , function() {
 
 	expect( 23 );