[Zope-Checkins] CVS: Zope3/lib/python/Zope/Server/tests - testHTTPServer.py:1.1.2.4

[Shane Hathaway]

Update of /cvs-repository/Zope3/lib/python/Zope/Server/tests
In directory cvs.zope.org:/tmp/cvs-serv9851/tests

Modified Files:
      Tag: Zope-3x-branch
	testHTTPServer.py 
Log Message:
Added some documentation and a test (and fix) for a potential threading bug.


=== Zope3/lib/python/Zope/Server/tests/testHTTPServer.py 1.1.2.3 => 1.1.2.4 ===
 from Zope.Server.dual_mode_channel import pull_trigger
 from Zope.Server.Adjustments import Adjustments
-
+from Zope.Server.ITask import ITask
 
 from httplib import HTTPConnection
 
@@ -59,6 +59,20 @@
     channel_class = EchoHTTPChannel
 
 
+class SleepingTask:
+
+    __implements__ = ITask
+
+    def service(self):
+        sleep(0.2)
+
+    def cancel(self):
+        pass
+
+    def defer(self):
+        pass
+
+
 
 class Tests(unittest.TestCase):
 
@@ -158,7 +172,17 @@
             responses.append(response)
         for response in responses:
             response.read()
-            
+
+    def testThreading(self):
+        # Ensures the correct number of threads keep running.
+        for n in range(4):
+            tasks.addTask(SleepingTask())
+        # Try to confuse the task manager.
+        tasks.setThreadCount(2)
+        tasks.setThreadCount(1)
+        sleep(0.5)
+        # There should be 1 still running.
+        self.failUnlessEqual(len(tasks.threads), 1)
 
 
 def test_suite():