diff -r f4db69302508 Lib/test/test_cgitb.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Lib/test/test_cgitb.py	Mon Mar 14 18:59:33 2011 -0400
@@ -0,0 +1,64 @@
+from test.support import run_unittest
+import unittest
+import sys
+import subprocess
+import cgitb
+
+class TestCgitb(unittest.TestCase):
+    
+    def setUp(self):
+        self.textTests = [
+            "",
+            "abc",
+            "qwertyui123456 ##!@#",
+            "Hello Wordl!\n",
+            "1!\n765\n"]
+            
+    def test_fonts(self):
+        for text in self.textTests:
+            if text:
+                self.assertEqual(cgitb.small(text), 
+                                 "<small>" + text + "</small>")
+                self.assertEqual(cgitb.strong(text),
+                                 "<strong>" + text + "</strong>")
+                self.assertEqual(cgitb.grey(text),
+                                 '<font color="#909090">' + text + "</font>")
+            else:
+                self.assertEqual(cgitb.small(text), '')
+                self.assertEqual(cgitb.strong(text), '')
+                self.assertEqual(cgitb.grey(text), '')
+                
+    def test_html(self):
+        try:
+            raise ValueError("Hello World")
+        except ValueError as err:
+            self.assertIn('<font color="#ffffff" face="helvetica, arial">' + 
+                          '&nbsp;<br><big><big><strong>ValueError</strong>' + 
+                          '</big></big></font>', cgitb.html(sys.exc_info()))
+            
+    def test_text(self):
+        try:
+            raise ValueError("Hello World")
+        except ValueError as err:
+            self.assertIn('ValueError: Hello World', 
+                           cgitb.text(sys.exc_info()))  
+            
+    def test_hook(self):
+        proc = subprocess.Popen([sys.executable, '-c', ('import cgitb;' 
+                                                        'cgitb.enable();' 
+                                                        'raise ValueError("Hello World")')],
+                                                        stdout = subprocess.PIPE)
+        x = proc.stdout.read()
+        self.addCleanup(proc.stdout.close)
+        self.assertIn(b'<font color="#ffffff" face="helvetica, arial">' +
+                       b'&nbsp;<br><big><big><strong>ValueError</strong>' +
+                       b'</big></big></font>', x)
+           
+
+        
+                
+def test_main():
+    run_unittest(TestCgitb)
+    
+if __name__ == "__main__":
+    test_main()