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Andrew Kuchling committed d7ac3b8

Add extra SHA tests

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  • Parent commits b67553c
  • Branches 2.3

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Files changed (1)

Lib/test/test_sha.py

 
 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")
         self.check("a" * 1000000,
                    "34aa973cd4c4daa4f61eeb2bdbad27316534016f")
 
+    def test_case_4(self):
+        self.check(chr(0xAA) * 80,
+                   '4ca0ef38f1794b28a8f8ee110ee79d48ce13be25')
 
 def test_main():
     test_support.run_unittest(SHATestCase)