1 // Protocol Buffers - Google's data interchange format 2 // Copyright 2008 Google Inc. All rights reserved. 3 // http://code.google.com/p/protobuf/ 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 (at) 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 46 namespace google { 47 namespace protobuf { 48 49 // When running unittests, get the directory containing the source code. 50 string TestSourceDir(); 51 52 // When running unittests, get a directory where temporary files may be 53 // placed. 54 string TestTempDir(); 55 56 // Capture all text written to stdout or stderr. 57 void CaptureTestStdout(); 58 void CaptureTestStderr(); 59 60 // Stop capturing stdout or stderr and return the text captured. 61 string GetCapturedTestStdout(); 62 string 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 68 static const LogLevel ERROR = LOGLEVEL_ERROR; 69 static 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. 79 class 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