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// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc. All rights reserved.
// http://code.google.com/p/protobuf/
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// Author: kenton@google.com (Kenton Varda)
// emulates google3/testing/base/public/googletest.h
#ifndef GOOGLE_PROTOBUF_GOOGLETEST_H__
#define GOOGLE_PROTOBUF_GOOGLETEST_H__
#include <vector>
#include <google/protobuf/stubs/common.h>
namespace google {
namespace protobuf {
// When running unittests, get the directory containing the source code.
string TestSourceDir();
// When running unittests, get a directory where temporary files may be
// placed.
string TestTempDir();
// Capture all text written to stdout or stderr.
void CaptureTestStdout();
void CaptureTestStderr();
// Stop capturing stdout or stderr and return the text captured.
string GetCapturedTestStdout();
string GetCapturedTestStderr();
// For use with ScopedMemoryLog::GetMessages(). Inside Google the LogLevel
// constants don't have the LOGLEVEL_ prefix, so the code that used
// ScopedMemoryLog refers to LOGLEVEL_ERROR as just ERROR.
#undef ERROR // defend against promiscuous windows.h
static const LogLevel ERROR = LOGLEVEL_ERROR;
// Receives copies of all LOG(ERROR) messages while in scope. Sample usage:
// {
// ScopedMemoryLog log; // constructor registers object as a log sink
// SomeRoutineThatMayLogMessages();
// const vector<string>& warnings = log.GetMessages(ERROR);
// } // destructor unregisters object as a log sink
// This is a dummy implementation which covers only what is used by protocol
// buffer unit tests.
class ScopedMemoryLog {
public:
ScopedMemoryLog();
virtual ~ScopedMemoryLog();
// Fetches all messages logged. The internal version of this class
// would only fetch messages at the given security level, but the protobuf
// open source version ignores the argument since we always pass ERROR
// anyway.
const vector<string>& GetMessages(LogLevel dummy) const;
private:
vector<string> messages_;
LogHandler* old_handler_;
static void HandleLog(LogLevel level, const char* filename, int line,
const string& message);
static ScopedMemoryLog* active_log_;
GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(ScopedMemoryLog);
};
} // namespace protobuf
} // namespace google
#endif // GOOGLE_PROTOBUF_GOOGLETEST_H__
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