1 files changed, 3 insertions, 1 deletions
diff --git a/toolkit/mozapps/extensions/test/xpcshell/test_mapURIToAddonID.js b/toolkit/mozapps/extensions/test/xpcshell/test_mapURIToAddonID.js
index a6f9c8052..a153256dc 100644
--- a/toolkit/mozapps/extensions/test/xpcshell/test_mapURIToAddonID.js
+++ b/toolkit/mozapps/extensions/test/xpcshell/test_mapURIToAddonID.js
@@ -95,8 +95,10 @@ function run_test_early() {
         "resource://gre/modules/addons/XPIProvider.jsm", {});
 
       // Make the early API call.
-      do_check_null(s.XPIProvider.mapURIToAddonID(uri));
+      // AddonManager still misses its provider and so doesn't work yet.
       do_check_null(AddonManager.mapURIToAddonID(uri));
+      // But calling XPIProvider directly works immediately
+      do_check_eq(s.XPIProvider.mapURIToAddonID(uri), id);
 
       // Actually start up the manager.
       startupManager(false);