From 461c5c43284f39726130fd8b6c16315f0e86aec3 Mon Sep 17 00:00:00 2001
From: Tim Schaub <tim.schaub@gmail.com>
Date: Thu, 21 Feb 2013 12:17:55 -0700
Subject: [PATCH] Test that createBackBuffer doesn't fail

---
 tests/Layer/UTFGrid.html | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/tests/Layer/UTFGrid.html b/tests/Layer/UTFGrid.html
index 16cb852a02..08ff16d422 100644
--- a/tests/Layer/UTFGrid.html
+++ b/tests/Layer/UTFGrid.html
@@ -58,6 +58,19 @@
         layer.destroy();
 
     }
+
+    function test_createBackBuffer(t) {
+      t.plan(1);
+      setUp();
+
+      var got;
+      try {
+        got = layer.createBackBuffer();
+      } catch (e) {
+        got = e;
+      }
+      t.eq(got, undefined, "createBackBuffer returns undefined");
+    }
     
     function test_clone(t) {
         t.plan(3);