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 #include <google/protobuf/stubs/logging.h> 41 #include <gmock/gmock.h> 42 // Disable death tests if we use exceptions in CHECK(). 43 #if !PROTOBUF_USE_EXCEPTIONS && defined(GTEST_HAS_DEATH_TEST) && \ 44 !GTEST_OS_WINDOWS 45 #define PROTOBUF_HAS_DEATH_TEST 46 #endif 47 48 namespace google { 49 namespace protobuf { 50 51 // When running unittests, get the directory containing the source code. 52 string TestSourceDir(); 53 54 // When running unittests, get a directory where temporary files may be 55 // placed. 56 string TestTempDir(); 57 58 // Capture all text written to stdout or stderr. 59 void CaptureTestStdout(); 60 void CaptureTestStderr(); 61 62 // Stop capturing stdout or stderr and return the text captured. 63 string GetCapturedTestStdout(); 64 string GetCapturedTestStderr(); 65 66 // For use with ScopedMemoryLog::GetMessages(). Inside Google the LogLevel 67 // constants don't have the LOGLEVEL_ prefix, so the code that used 68 // ScopedMemoryLog refers to LOGLEVEL_ERROR as just ERROR. 69 #undef ERROR // defend against promiscuous windows.h 70 static const LogLevel ERROR = LOGLEVEL_ERROR; 71 static const LogLevel WARNING = LOGLEVEL_WARNING; 72 73 // Receives copies of all LOG(ERROR) messages while in scope. Sample usage: 74 // { 75 // ScopedMemoryLog log; // constructor registers object as a log sink 76 // SomeRoutineThatMayLogMessages(); 77 // const vector<string>& warnings = log.GetMessages(ERROR); 78 // } // destructor unregisters object as a log sink 79 // This is a dummy implementation which covers only what is used by protocol 80 // buffer unit tests. 81 class ScopedMemoryLog { 82 public: 83 ScopedMemoryLog(); 84 virtual ~ScopedMemoryLog(); 85 86 // Fetches all messages with the given severity level. 87 const std::vector<string>& GetMessages(LogLevel error); 88 89 private: 90 std::map<LogLevel, std::vector<string> > messages_; 91 LogHandler* old_handler_; 92 93 static void HandleLog(LogLevel level, const char* filename, int line, 94 const string& message); 95 96 static ScopedMemoryLog* active_log_; 97 98 GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(ScopedMemoryLog); 99 }; 100 101 } // namespace protobuf 102 } // namespace google 103 104 #endif // GOOGLE_PROTOBUF_GOOGLETEST_H__ 105