Switch to threaded python server for tests.

test/test.py

@@ -15,9 +15,10 @@
 import json, platform, os, shutil, sys, subprocess, tempfile, threading
 import time, urllib, urllib2, hashlib, re, base64, uuid, socket, errno
 from BaseHTTPServer import BaseHTTPRequestHandler, HTTPServer
-import SocketServer
+from SocketServer import ThreadingMixIn
 from optparse import OptionParser
 from urlparse import urlparse, parse_qs
+from threading import Lock
 
 USAGE_EXAMPLE = "%prog"
 
@@ -35,6 +36,8 @@ BROWSER_TIMEOUT = 60
 
 SERVER_HOST = "localhost"
 
+lock = Lock()
+
 class TestOptions(OptionParser):
     def __init__(self, **kwargs):
         OptionParser.__init__(self, **kwargs)
@@ -134,8 +137,8 @@ class Result:
         self.failure = failure
         self.page = page
 
-class TestServer(SocketServer.TCPServer):
-    allow_reuse_address = True
+class TestServer(ThreadingMixIn, HTTPServer):
+    pass
 
 class TestHandlerBase(BaseHTTPRequestHandler):
     # Disable annoying noise by default
@@ -243,6 +246,7 @@ class UnitTestHandler(TestHandlerBase):
         return
 
     def do_POST(self):
+        with lock:
             url = urlparse(self.path)
             numBytes = int(self.headers['Content-Length'])
             content = self.rfile.read(numBytes)
@@ -310,6 +314,7 @@ class PDFTestHandler(TestHandlerBase):
 
 
     def do_POST(self):
+        with lock:
             numBytes = int(self.headers['Content-Length'])
 
             self.send_response(200)