From 917a4363e793d53f93ea22fa6613d49fe935a7e6 Mon Sep 17 00:00:00 2001
From: Zev Benjamin <zev@zulip.com>
Date: Fri, 7 Mar 2014 17:46:33 -0500
Subject: [PATCH] tests: Only initialize casper once

(imported from commit 849b8cfc0545fb0ff51dbfc32d2bc6081c0a5215)
---
 zerver/tests/frontend/common.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/zerver/tests/frontend/common.js b/zerver/tests/frontend/common.js
index e26b9373e2..0cd4420ce8 100644
--- a/zerver/tests/frontend/common.js
+++ b/zerver/tests/frontend/common.js
@@ -22,6 +22,10 @@ function log_in(credentials) {
 }
 
 exports.initialize_casper = function (viewport) {
+    if (casper.zulip_initialized !== undefined) {
+        return;
+    }
+    casper.zulip_initialized = true;
     // These initialization steps will fail if they run before
     // casper.start has been called.