Resolve certificate references in ONC by PEM.

chromeos/network/onc/onc_utils_unittest.cc

 // Copyright (c) 2012 The Chromium 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 "chromeos/network/onc/onc_utils.h"
 
 #include <string>
 
 #include "base/values.h"
 #include "chromeos/network/onc/onc_signature.h"
 #include "chromeos/network/onc/onc_test_utils.h"
+#include "net/cert/x509_certificate.h"
+#include "net/test/test_certificate_data.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace chromeos {
 namespace onc {
 
 TEST(ONCDecrypterTest, BrokenEncryptionIterations) {
   scoped_ptr<base::DictionaryValue> encrypted_onc =
       test_utils::ReadTestDictionary("broken-encrypted-iterations.onc");
 
   scoped_ptr<base::DictionaryValue> decrypted_onc =
@@ skipping 71 matching lines @@
 
   StringSubstitutionStub substitution;
   ExpandStringsInOncObject(kNetworkConfigurationSignature, substitution,
                            wifi_onc.get());
 
   std::string actual_expanded;
   wifi_onc->GetString("WiFi.EAP.Identity", &actual_expanded);
   EXPECT_EQ(actual_expanded, std::string("abc ") + kLoginId + "@my.domain.com");
 }
 
+TEST(ONCCalculateFingerprint, FingerprintMethodsIdentical) {
+  scoped_refptr<net::X509Certificate> cert(
+      net::X509Certificate::CreateFromBytes(
+          reinterpret_cast<const char*>(google_der),
+          sizeof(google_der)));
+
+  std::string fingerprint1 = GetHexFingerprintOfCert(*cert);
+  std::string pem_encoded_cert;
+  EXPECT_TRUE(net::X509Certificate::GetPEMEncoded(cert->os_cert_handle(),
+                                                  &pem_encoded_cert));
+
+  std::string fingerprint2 = GetHexFingerprintOfPEMCert(pem_encoded_cert);
+  EXPECT_EQ(fingerprint1, fingerprint2);
+}
+
 }  // namespace onc
 }  // namespace chromeos