[Python-checkins] r52797 - python/branches/release24-maint/Lib/test/test_sha.py

Mon Nov 20 14:31:28 CET 2006

Author: andrew.kuchling
Date: Mon Nov 20 14:31:28 2006
New Revision: 52797
Modified:
 python/branches/release24-maint/Lib/test/test_sha.py
Log:
Add extra SHA tests
Modified: python/branches/release24-maint/Lib/test/test_sha.py
==============================================================================

--- python/branches/release24-maint/Lib/test/test_sha.py	(original)
+++ python/branches/release24-maint/Lib/test/test_sha.py	Mon Nov 20 14:31:28 2006
@@ -11,9 +11,23 @@
 
 class SHATestCase(unittest.TestCase):
 def check(self, data, digest):
- computed = sha.new(data).hexdigest()
+ # Check digest matches the expected value
+ obj = sha.new(data)
+ computed = obj.hexdigest()
 self.assert_(computed == digest)
 
+ # Verify that the value doesn't change between two consecutive
+ # digest operations.
+ computed_again = obj.hexdigest()
+ self.assert_(computed == computed_again)
+
+ # Check hexdigest() output matches digest()'s output
+ digest = obj.digest()
+ hexd = ""
+ for c in digest:
+ hexd += '%02x' % ord(c)
+ self.assert_(computed == hexd)
+
 def test_case_1(self):
 self.check("abc",
 "a9993e364706816aba3e25717850c26c9cd0d89d")
@@ -26,6 +40,9 @@
 self.check("a" * 1000000,
 "34aa973cd4c4daa4f61eeb2bdbad27316534016f")
 
+ def test_case_4(self):
+ self.check(chr(0xAA) * 80,
+ '4ca0ef38f1794b28a8f8ee110ee79d48ce13be25')
 
 def test_main():
 test_support.run_unittest(SHATestCase)
