1 files changed, 33 insertions, 0 deletions
diff --git a/python/tests/datatypes.py b/python/tests/datatypes.py
index 6d8703ed4f..ef98e81da0 100644
--- a/python/tests/datatypes.py
+++ b/python/tests/datatypes.py
@@ -22,6 +22,39 @@ from qpid.testlib import testrunner
 from qpid.spec010 import load
 from qpid.datatypes import *
 
+class SerialTest(TestCase):
+
+  def test(self):
+    for s in (serial(0), serial(0x8FFFFFFF), serial(0xFFFFFFFF)):
+      assert s + 1 > s
+      assert s - 1 < s
+      assert s < s + 1
+      assert s > s - 1
+
+    assert serial(0xFFFFFFFF) + 1 == serial(0)
+
+    assert min(serial(0xFFFFFFFF), serial(0x0)) == serial(0xFFFFFFFF)
+    assert max(serial(0xFFFFFFFF), serial(0x0)) == serial(0x0)
+
+  def testIncr(self):
+    s = serial(0)
+    s += 1
+    assert s == serial(1)
+
+  def testIn(self):
+    l = [serial(1), serial(2), serial(3), serial(4)]
+    assert serial(1) in l
+    assert serial(0xFFFFFFFF + 2) in l
+    assert 4 in l
+
+  def testNone(self):
+    assert serial(0) != None
+
+  def testHash(self):
+    d = {}
+    d[serial(0)] = "zero"
+    assert d[0] == "zero"
+
 class RangedSetTest(TestCase):
 
   def check(self, ranges):