AU: Switch from SHA-1 to SHA-256 hash.

omaha_hash_calculator_unittest.cc

 // Copyright (c) 2009 The Chromium OS Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <math.h>
 #include <unistd.h>
 #include <glib.h>
 #include <gtest/gtest.h>
 #include "update_engine/libcurl_http_fetcher.h"
 #include "update_engine/omaha_hash_calculator.h"
 
 namespace chromeos_update_engine {
 
 class OmahaHashCalculatorTest : public ::testing::Test { };
 
 TEST(OmahaHashCalculatorTest, SimpleTest) {
   OmahaHashCalculator calc;
   calc.Update("hi", 2);
   calc.Finalize();
   // Generated by running this on a linux shell:
-  // $ echo -n hi | openssl sha1 -binary | openssl base64
-  EXPECT_EQ("witfkXg0JglCjW9RssWvTAveakI=", calc.hash());
+  // $ echo -n hi | openssl dgst -sha256 -binary | openssl base64
+  EXPECT_EQ("j0NDRmSPa5bfid2pAcUXaxCm2Dlh3TwayItZstwyeqQ=", calc.hash());
 }
 
 TEST(OmahaHashCalculatorTest, MultiUpdateTest) {
   OmahaHashCalculator calc;
   calc.Update("h", 1);
   calc.Update("i", 1);
   calc.Finalize();
   // Generated by running this on a linux shell:
-  // $ echo -n hi | openssl sha1 -binary | openssl base64
-  EXPECT_EQ("witfkXg0JglCjW9RssWvTAveakI=", calc.hash());
+  // $ echo -n hi | openssl dgst -sha256 -binary | openssl base64
+  EXPECT_EQ("j0NDRmSPa5bfid2pAcUXaxCm2Dlh3TwayItZstwyeqQ=", calc.hash());
 }
 
 TEST(OmahaHashCalculatorTest, BigTest) {
   OmahaHashCalculator calc;
 
   for (int i = 0; i < 1000000; i++) {
     char buf[8];
     ASSERT_EQ(0 == i ? 1 : static_cast<int>(floorf(logf(i) / logf(10))) + 1,
               snprintf(buf, sizeof(buf), "%d", i)) << " i = " << i;
     calc.Update(buf, strlen(buf));
   }
   calc.Finalize();
 
   // Hash constant generated by running this on a linux shell:
   // $ C=0
   // $ while [ $C -lt 1000000 ]; do
   //     echo -n $C
   //     let C=C+1
-  //   done | openssl sha1 -binary | openssl base64
-  EXPECT_EQ("qdNsMeRqzoEUu5/ABi+MGRli87s=", calc.hash());
+  //   done | openssl dgst -sha256 -binary | openssl base64
+  EXPECT_EQ("NZf8k6SPBkYMvhaX8YgzuMgbkLP1XZ+neM8K5wcSsf8=", calc.hash());
 }
 
 TEST(OmahaHashCalculatorTest, AbortTest) {
   // Just make sure we don't crash and valgrind doesn't detect memory leaks
   {
     OmahaHashCalculator calc;
   }
   {
     OmahaHashCalculator calc;
     calc.Update("h", 1);
   }
 }
 
 }  // namespace chromeos_update_engine