Fixes #9239. If the body is already present in the DOM, use a div within it to perform boxModel-related support tests. Unit test added.

1 files changed, 23 insertions, 0 deletions

diff --git a/test/unit/support.js b/test/unit/support.js
index 9d99529a1..36dc3553e 100644
--- a/test/unit/support.js
+++ b/test/unit/support.js
@@ -30,3 +30,26 @@ function supportIFrameTest( title, url, noDisplay, func ) {
 supportIFrameTest( "proper boxModel in compatMode CSS1Compat (IE6 and IE7)", "boxModelIE", function( compatMode, boxModel ) {
 	ok( compatMode !== "CSS1Compat" || boxModel, "boxModel properly detected" );
 });
+
+supportIFrameTest( "body background is not lost if set prior to loading jQuery (#9238)", "bodyBackground", function( color, support ) {
+	expect( 2 );
+	var okValue = {
+			"#000000": true,
+			"rgb(0, 0, 0)": true
+	};
+	ok( okValue[ color ], "color was not reset (" + color + ")" );
+	var i, passed = true;
+	for ( i in jQuery.support ) {
+		if ( jQuery.support[ i ] !== support[ i ] ) {
+			passed = false;
+			strictEquals( jQuery.support[ i ], support[ i ], "Support property " + i + " is different" );
+		}
+	}
+	for ( i in support ) {
+		if ( !( i in jQuery.support ) ) {
+			ok = false;
+			strictEquals( src[ i ], dest[ i ], "Unexpected property: " + i );
+		}
+	}
+	ok( passed, "Same support properties" );
+});