From b0a352bfa76cbe1b65f8186d3cb90fe35a08866d Mon Sep 17 00:00:00 2001
From: Dave Methvin <dave.methvin@gmail.com>
Date: Thu, 13 Sep 2012 18:47:07 -0400
Subject: [PATCH] Fix #12534. Don't die on browsers lacking
 getBoundingClientRect.

---
 src/offset.js       | 4 ++--
 test/unit/offset.js | 9 +++++++++
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/src/offset.js b/src/offset.js
index db161f3ee..14cd1a629 100644
--- a/src/offset.js
+++ b/src/offset.js
@@ -23,8 +23,8 @@ jQuery.fn.offset = function( options ) {
 
 	docElem = doc.documentElement;
 
-	// Make sure we're not dealing with a disconnected DOM node
-	if ( !jQuery.contains( docElem, elem ) ) {
+	// Make sure we have the API and we're it's not a disconnected DOM node
+	if ( typeof elem.getBoundingClientRect === "undefined" || !jQuery.contains( docElem, elem ) ) {
 		return { top: 0, left: 0 };
 	}
 
diff --git a/test/unit/offset.js b/test/unit/offset.js
index d18bc4bb8..ab44416d0 100644
--- a/test/unit/offset.js
+++ b/test/unit/offset.js
@@ -15,6 +15,15 @@ test("empty set", function() {
 	strictEqual( jQuery().position(), undefined, "position() returns undefined for empty set (#11962)" );
 });
 
+test("object without getBoundingClientRect", function() {
+	expect(2);
+
+	// Simulates a browser without gBCR on elements, we just want to return 0,0
+	var result = jQuery({ ownerDocument: document }).offset();
+	equal( result.top, 0, "Check top" );
+	equal( result.left, 0, "Check left" );
+});
+
 test("disconnected node", function() {
 	expect(2);