Added HostKeyPair class, signatures for heartbeat messages.

remoting/host/host_key_pair_unittest.cc

+// Copyright (c) 2010 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 <string>
+
+#include "base/base64.h"
+#include "base/message_loop.h"
+#include "base/message_loop_proxy.h"
+#include "base/ref_counted.h"
+#include "base/scoped_temp_dir.h"
+#include "base/string_util.h"
+#include "remoting/host/host_key_pair.h"
+#include "remoting/host/json_host_config.h"
+#include "remoting/host/test_key_pair.h"
+#include "testing/gmock/include/gmock/gmock.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace remoting {
+
+namespace {
+const char kTestMessage[] = "Test Message";
+
+// |kTestMessage| signed with the key from |kTestHostKeyPair|.
+const char kExpectedSignature[] =
+"LfUyXU2AiKM4rpWivUR3bLiQiRt1W3iIenNfJEB8RWyoEfnvSBoD52x8q9yFvtLFDEMPWyIrwM+N2"
+"LuaWBKG1c0R7h+twBgvpExzZneJl+lbGMRx9ba8m/KAFrUWA/NRzOen2NHCuPybOEasgrPgGWBrmf"
+"gDcvyW8QiGuKLopGj/4c5CQT4yE8JjsyU3Qqo2ZPK4neJYQhOmAlg+Q5dAPLpzWMj5HQyOVHJaSXZ"
+"Y8vl/LiKvbdofYLeYNVKAE4q5mfpQMrsysPYpbxBV60AhFyrvtC040MFGcflKQRZNiZwMXVb7DclC"
+"BPgvK7rI5Y0ERtVm+yNmH7vCivfyAnDUYA==";
+}
+
+
+class HostKeyPairTest : public testing::Test {
+ protected:
+  virtual void SetUp() {
+    ASSERT_TRUE(test_dir_.CreateUniqueTempDir());
+    FilePath config_path = test_dir_.path().AppendASCII("test_config.json");
+    config_ = new JsonHostConfig(
+        config_path, base::MessageLoopProxy::CreateForCurrentThread());
+  }
+
+  MessageLoop message_loop_;
+  ScopedTempDir test_dir_;
+  scoped_refptr<JsonHostConfig> config_;
+};
+
+TEST_F(HostKeyPairTest, SaveLoad) {
+  // Save a key to a config, then load it back, and verify that we
+  // generate the same signature with both keys.
+  HostKeyPair exported_key;
+  exported_key.LoadFromString(kTestHostKeyPair);
+  exported_key.Save(config_);
+
+  HostKeyPair imported_key;
+  imported_key.Load(config_);
+
+  ASSERT_EQ(exported_key.GetSignature(kTestMessage),
+            imported_key.GetSignature(kTestMessage));
+}
+
+TEST_F(HostKeyPairTest, Signatures) {
+  // Sign a message and check that we get expected signature.
+  HostKeyPair key_pair;
+  key_pair.LoadFromString(kTestHostKeyPair);
+
+  std::string signature_base64 = key_pair.GetSignature(kTestMessage);
+  ASSERT_EQ(signature_base64, std::string(kExpectedSignature));
+}
+
+}  // namespace remoting