1 files changed, 44 insertions, 1 deletions
diff --git a/Lib/test/test_os.py b/Lib/test/test_os.py
index 64b29ea..9b8ba02 100644
--- a/Lib/test/test_os.py
+++ b/Lib/test/test_os.py
@@ -608,6 +608,48 @@ if sys.platform != 'win32':
     class Win32ErrorTests(unittest.TestCase):
         pass
 
+    class PosixUidGidTests(unittest.TestCase):
+        if hasattr(os, 'setuid'):
+            def test_setuid(self):
+                if os.getuid() != 0:
+                    self.assertRaises(os.error, os.setuid, 0)
+                self.assertRaises(OverflowError, os.setuid, 1<<32)
+
+        if hasattr(os, 'setgid'):
+            def test_setgid(self):
+                if os.getuid() != 0:
+                    self.assertRaises(os.error, os.setgid, 0)
+                self.assertRaises(OverflowError, os.setgid, 1<<32)
+
+        if hasattr(os, 'seteuid'):
+            def test_seteuid(self):
+                if os.getuid() != 0:
+                    self.assertRaises(os.error, os.seteuid, 0)
+                self.assertRaises(OverflowError, os.seteuid, 1<<32)
+
+        if hasattr(os, 'setegid'):
+            def test_setegid(self):
+                if os.getuid() != 0:
+                    self.assertRaises(os.error, os.setegid, 0)
+                self.assertRaises(OverflowError, os.setegid, 1<<32)
+
+        if hasattr(os, 'setreuid'):
+            def test_setreuid(self):
+                if os.getuid() != 0:
+                    self.assertRaises(os.error, os.setreuid, 0, 0)
+                self.assertRaises(OverflowError, os.setreuid, 1<<32, 0)
+                self.assertRaises(OverflowError, os.setreuid, 0, 1<<32)
+
+        if hasattr(os, 'setregid'):
+            def test_setregid(self):
+                if os.getuid() != 0:
+                    self.assertRaises(os.error, os.setregid, 0, 0)
+                self.assertRaises(OverflowError, os.setregid, 1<<32, 0)
+                self.assertRaises(OverflowError, os.setregid, 0, 1<<32)
+else:
+    class PosixUidGidTests(unittest.TestCase):
+        pass
+
 def test_main():
     test_support.run_unittest(
         FileTests,
@@ -619,7 +661,8 @@ def test_main():
         DevNullTests,
         URandomTests,
         Win32ErrorTests,
-        TestInvalidFD
+        TestInvalidFD,
+        PosixUidGidTests
     )
 
 if __name__ == "__main__":