1// Protocol Buffers - Google's data interchange format 2// Copyright 2008 Google Inc. All rights reserved. 3// https://developers.google.com/protocol-buffers/ 4// 5// Redistribution and use in source and binary forms, with or without 6// modification, are permitted provided that the following conditions are 7// met: 8// 9// * Redistributions of source code must retain the above copyright 10// notice, this list of conditions and the following disclaimer. 11// * Redistributions in binary form must reproduce the above 12// copyright notice, this list of conditions and the following disclaimer 13// in the documentation and/or other materials provided with the 14// distribution. 15// * Neither the name of Google Inc. nor the names of its 16// contributors may be used to endorse or promote products derived from 17// this software without specific prior written permission. 18// 19// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 21// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 22// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 23// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 24// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 25// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 29// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 31// Author: kenton@google.com (Kenton Varda) 32// emulates google3/testing/base/public/googletest.h 33 34#ifndef GOOGLE_PROTOBUF_GOOGLETEST_H__ 35#define GOOGLE_PROTOBUF_GOOGLETEST_H__ 36 37#include <map> 38#include <vector> 39#include <google/protobuf/stubs/common.h> 40 41// Disable death tests if we use exceptions in CHECK(). 42#if !PROTOBUF_USE_EXCEPTIONS && defined(GTEST_HAS_DEATH_TEST) 43#define PROTOBUF_HAS_DEATH_TEST 44#endif 45 46namespace google { 47namespace protobuf { 48 49// When running unittests, get the directory containing the source code. 50string TestSourceDir(); 51 52// When running unittests, get a directory where temporary files may be 53// placed. 54string TestTempDir(); 55 56// Capture all text written to stdout or stderr. 57void CaptureTestStdout(); 58void CaptureTestStderr(); 59 60// Stop capturing stdout or stderr and return the text captured. 61string GetCapturedTestStdout(); 62string GetCapturedTestStderr(); 63 64// For use with ScopedMemoryLog::GetMessages(). Inside Google the LogLevel 65// constants don't have the LOGLEVEL_ prefix, so the code that used 66// ScopedMemoryLog refers to LOGLEVEL_ERROR as just ERROR. 67#undef ERROR // defend against promiscuous windows.h 68static const LogLevel ERROR = LOGLEVEL_ERROR; 69static const LogLevel WARNING = LOGLEVEL_WARNING; 70 71// Receives copies of all LOG(ERROR) messages while in scope. Sample usage: 72// { 73// ScopedMemoryLog log; // constructor registers object as a log sink 74// SomeRoutineThatMayLogMessages(); 75// const vector<string>& warnings = log.GetMessages(ERROR); 76// } // destructor unregisters object as a log sink 77// This is a dummy implementation which covers only what is used by protocol 78// buffer unit tests. 79class ScopedMemoryLog { 80 public: 81 ScopedMemoryLog(); 82 virtual ~ScopedMemoryLog(); 83 84 // Fetches all messages with the given severity level. 85 const vector<string>& GetMessages(LogLevel error); 86 87 private: 88 map<LogLevel, vector<string> > messages_; 89 LogHandler* old_handler_; 90 91 static void HandleLog(LogLevel level, const char* filename, int line, 92 const string& message); 93 94 static ScopedMemoryLog* active_log_; 95 96 GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(ScopedMemoryLog); 97}; 98 99} // namespace protobuf 100} // namespace google 101 102#endif // GOOGLE_PROTOBUF_GOOGLETEST_H__ 103