Added chromoting test environment for the tests to share data.

remoting/test/fake_refresh_token_store.h

Index: remoting/test/fake_refresh_token_store.h
diff --git a/remoting/test/fake_refresh_token_store.h b/remoting/test/fake_refresh_token_store.h
new file mode 100644
index 0000000000000000000000000000000000000000..951353748f24f7397c0b80084fbdf8517c0dd121
--- /dev/null
+++ b/remoting/test/fake_refresh_token_store.h
@@ -0,0 +1,55 @@
+// Copyright 2015 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.
+
+#ifndef REMOTING_TEST_FAKE_REFRESH_TOKEN_STORE_H_
+#define REMOTING_TEST_FAKE_REFRESH_TOKEN_STORE_H_
+
+#include "remoting/test/refresh_token_store.h"
+
+namespace remoting {
+namespace test {
+
+// Stubs out the file API and returns fake data so we can remove
+// file system dependencies when testing the TestDriverEnvironment.
+class FakeRefreshTokenStore : public RefreshTokenStore {
+ public:
+  FakeRefreshTokenStore();
+  ~FakeRefreshTokenStore() override;
+
+  // RefreshTokenStore interface.
+  std::string FetchRefreshToken() override;
+  bool StoreRefreshToken(const std::string& refresh_token) override;
+
+  bool refresh_token_write_attempted() const {
+    return refresh_token_write_attempted_;
+  }
+
+  const std::string& stored_refresh_token_value() const {
+    return stored_refresh_token_value_;
+  }
+
+  void set_refresh_token_value(const std::string& new_token_value) {
+    refresh_token_value_ = new_token_value;
+  }
+
+  void set_refresh_token_write_succeeded(bool write_succeeded) {
+    refresh_token_write_succeeded_ = write_succeeded;
+  }
+
+ private:
+  // Control members used to return specific data to the caller.
+  std::string refresh_token_value_;
+  bool refresh_token_write_succeeded_;
+
+  // Verification members to observe the value of the data being written.
+  bool refresh_token_write_attempted_;
+  std::string stored_refresh_token_value_;
+
+  DISALLOW_COPY_AND_ASSIGN(FakeRefreshTokenStore);
+};
+
+}  // namespace test
+}  // namespace remoting
+
+#endif  // REMOTING_TEST_FAKE_REFRESH_TOKEN_STORE_H_