From 480b88ca37fb3aff4ba043298a8fb419905d3f21 Mon Sep 17 00:00:00 2001
From: timmywil <tim.willison@thisismedium.com>
Date: Wed, 4 May 2011 11:29:38 -0400
Subject: [PATCH] Set corresponding property to false when removing boolean
 attributes. Fixes #9094

---
 src/attributes.js       | 6 ++++++
 test/unit/attributes.js | 7 ++++++-
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/src/attributes.js b/src/attributes.js
index da63a333..9fdbbd57 100644
--- a/src/attributes.js
+++ b/src/attributes.js
@@ -369,6 +369,12 @@ jQuery.extend({
 				jQuery.attr( elem, name, "" );
 				elem.removeAttributeNode( elem.getAttributeNode( name ) );
 			}
+
+			// Set corresponding property to false for boolean attributes
+			name = jQuery.propFix[ name ] || name;
+			if ( !rinvalidChar.test( name ) && typeof elem[ name ] === "boolean" ) {
+				elem[ name ] = false;
+			}
 		}
 	},
 
diff --git a/test/unit/attributes.js b/test/unit/attributes.js
index b20a14fc..80efed82 100644
--- a/test/unit/attributes.js
+++ b/test/unit/attributes.js
@@ -405,12 +405,17 @@ test("attr('tabindex', value)", function() {
 });
 
 test("removeAttr(String)", function() {
-	expect(5);
+	expect(7);
 	equals( jQuery("#mark").removeAttr( "class" )[0].className, "", "remove class" );
 	equals( jQuery("#form").removeAttr("id").attr("id"), undefined, "Remove id" );
 	equals( jQuery("#foo").attr("style", "position:absolute;").removeAttr("style").attr("style"), undefined, "Check removing style attribute" );
 	equals( jQuery("#form").attr("style", "position:absolute;").removeAttr("style").attr("style"), undefined, "Check removing style attribute on a form" );
 	equals( jQuery("#fx-test-group").attr("height", "3px").removeAttr("height").css("height"), "1px", "Removing height attribute has no effect on height set with style attribute" );
+	
+	jQuery("#check1").removeAttr("checked").prop("checked", true).removeAttr("checked");
+	equals( document.getElementById("check1").checked, false, "removeAttr sets boolean properties to false" );
+	jQuery("#text1").prop("readOnly", true).removeAttr("readonly");
+	equals( document.getElementById("text1").readOnly, false, "removeAttr sets boolean properties to false" );
 });
 
 test("prop(String, Object)", function() {