--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebKitTools/Scripts/webkitpy/common/thread/messagepump_unittest.py	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,83 @@
+# Copyright (C) 2010 Google Inc. All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#    * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#    * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#    * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+import unittest
+
+from webkitpy.common.thread.messagepump import MessagePump, MessagePumpDelegate
+from webkitpy.common.thread.threadedmessagequeue import ThreadedMessageQueue
+
+
+class TestDelegate(MessagePumpDelegate):
+    def __init__(self):
+        self.log = []
+
+    def schedule(self, interval, callback):
+        self.callback = callback
+        self.log.append("schedule")
+
+    def message_available(self, message):
+        self.log.append("message_available: %s" % message)
+
+    def final_message_delivered(self):
+        self.log.append("final_message_delivered")
+
+
+class MessagePumpTest(unittest.TestCase):
+
+    def test_basic(self):
+        queue = ThreadedMessageQueue()
+        delegate = TestDelegate()
+        pump = MessagePump(delegate, queue)
+        self.assertEqual(delegate.log, [
+            'schedule'
+        ])
+        delegate.callback()
+        queue.post("Hello")
+        queue.post("There")
+        delegate.callback()
+        self.assertEqual(delegate.log, [
+            'schedule',
+            'schedule',
+            'message_available: Hello',
+            'message_available: There',
+            'schedule'
+        ])
+        queue.post("More")
+        queue.post("Messages")
+        queue.stop()
+        delegate.callback()
+        self.assertEqual(delegate.log, [
+            'schedule',
+            'schedule',
+            'message_available: Hello',
+            'message_available: There',
+            'schedule',
+            'message_available: More',
+            'message_available: Messages',
+            'final_message_delivered'
+        ])