# HG changeset patch
# User arkady.koplyarov
# Date 1300312365 14400
# Node ID 38b5ad56f679debe0df3fad41fbab9a228d4759b
# Parent  5f23a6557e364e00d096eb9b9558db0ca8ecb209
Added a testcase for module binhex, to test the expected behaviour
that the exception binhex.Error raised in binhex.binhex()
when a filename parameter provided to binhex.binhex() is too long.

diff -r 5f23a6557e36 -r 38b5ad56f679 Lib/test/test_binhex.py
--- a/Lib/test/test_binhex.py	Sun Mar 13 16:36:08 2011 -0500
+++ b/Lib/test/test_binhex.py	Wed Mar 16 17:52:45 2011 -0400
@@ -15,10 +15,12 @@
     def setUp(self):
         self.fname1 = support.TESTFN + "1"
         self.fname2 = support.TESTFN + "2"
+        self.fname3 = support.TESTFN + "very_long_filename__very_long_filename__very_long_filename__very_long_filename__"
 
     def tearDown(self):
         support.unlink(self.fname1)
         support.unlink(self.fname2)
+        support.unlink(self.fname3)
 
     DATA = b'Jack is my hero'
 
@@ -37,6 +39,15 @@
 
         self.assertEqual(self.DATA, finish)
 
+    def test_binhex_error_on_long_filename(self):
+        """ 
+        The testcase fails if no exception is raised when a filename parameter provided to binhex.binhex() 
+        is too long, or if the exception raised in binhex.binhex() is not an instance of binhex.Error.
+        """
+        f3 = open(self.fname3, 'wb')
+        f3.close()
+        
+        self.assertRaises(binhex.Error, binhex.binhex, self.fname3, self.fname2)
 
 def test_main():
     support.run_unittest(BinHexTestCase)