From 796a349c615787ee728cab9e270e61675e99081a Mon Sep 17 00:00:00 2001
From: ahocevar <andreas.hocevar@gmail.com>
Date: Mon, 5 Nov 2012 10:40:50 +0100
Subject: [PATCH] Synchronous image loading for opacity and backbuffer tests

---
 tests/Layer/Grid.html | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/tests/Layer/Grid.html b/tests/Layer/Grid.html
index fdc3bf1c2a..49a6075e8d 100644
--- a/tests/Layer/Grid.html
+++ b/tests/Layer/Grid.html
@@ -770,7 +770,9 @@
     }
 
     function test_setOpacity(t) {
-
+        var origRequestFrame = OpenLayers.Animation.requestFrame;
+        OpenLayers.Animation.requestFrame = function(fn) { fn(); };
+        
         t.plan(5);
 
         var map = new OpenLayers.Map('map');
@@ -799,6 +801,8 @@
         t.eq(parseFloat(tile.imgDiv.style.opacity), 0.2, "tile opacity is correc");
 
         map.destroy();
+        
+        OpenLayers.Animation.requestFrame = origRequestFrame
     }
     
     function test_getServerResolution(t) {
@@ -1309,6 +1313,8 @@
     }
 
     function test_delayed_back_buffer_removal(t) {
+        var origRequestFrame = OpenLayers.Animation.requestFrame;
+        OpenLayers.Animation.requestFrame = function(fn) { fn(); };
 
         //
         // Test that the delaying of the back buffer removal behaves
@@ -1353,6 +1359,8 @@
         // tear down
 
         map.destroy();
+        
+        OpenLayers.Animation.requestFrame = origRequestFrame;
     }
     
     function test_getGridData(t) {