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Diffstat (limited to 'third_party/glog/src/logging_unittest.cc')
| -rw-r--r-- | third_party/glog/src/logging_unittest.cc | 1348 |
1 files changed, 0 insertions, 1348 deletions
diff --git a/third_party/glog/src/logging_unittest.cc b/third_party/glog/src/logging_unittest.cc deleted file mode 100644 index 73d426b878d7..000000000000 --- a/third_party/glog/src/logging_unittest.cc +++ /dev/null @@ -1,1348 +0,0 @@ -// Copyright (c) 2002, Google Inc. -// All rights reserved. -// -// 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: Ray Sidney - -#include "config_for_unittests.h" -#include "utilities.h" - -#include <fcntl.h> -#ifdef HAVE_GLOB_H -# include <glob.h> -#endif -#include <sys/stat.h> -#ifdef HAVE_UNISTD_H -# include <unistd.h> -#endif -#ifdef HAVE_SYS_WAIT_H -# include <sys/wait.h> -#endif - -#include <iomanip> -#include <iostream> -#include <fstream> -#include <memory> -#include <queue> -#include <sstream> -#include <string> -#include <vector> - -#include <stdio.h> -#include <stdlib.h> - -#include "base/commandlineflags.h" -#include "glog/logging.h" -#include "glog/raw_logging.h" -#include "googletest.h" - -DECLARE_string(log_backtrace_at); // logging.cc - -#ifdef HAVE_LIB_GFLAGS -#include <gflags/gflags.h> -using namespace GFLAGS_NAMESPACE; -#endif - -#ifdef HAVE_LIB_GMOCK -#include <gmock/gmock.h> -#include "mock-log.h" -// Introduce several symbols from gmock. -using testing::_; -using testing::AnyNumber; -using testing::HasSubstr; -using testing::AllOf; -using testing::StrNe; -using testing::StrictMock; -using testing::InitGoogleMock; -using GOOGLE_NAMESPACE::glog_testing::ScopedMockLog; -#endif - -using namespace std; -using namespace GOOGLE_NAMESPACE; - -// Some non-advertised functions that we want to test or use. -_START_GOOGLE_NAMESPACE_ -namespace base { -namespace internal { -bool GetExitOnDFatal(); -void SetExitOnDFatal(bool value); -} // namespace internal -} // namespace base -_END_GOOGLE_NAMESPACE_ - -static void TestLogging(bool check_counts); -static void TestRawLogging(); -static void LogWithLevels(int v, int severity, bool err, bool alsoerr); -static void TestLoggingLevels(); -static void TestLogString(); -static void TestLogSink(); -static void TestLogToString(); -static void TestLogSinkWaitTillSent(); -static void TestCHECK(); -static void TestDCHECK(); -static void TestSTREQ(); -static void TestBasename(); -static void TestBasenameAppendWhenNoTimestamp(); -static void TestTwoProcessesWrite(); -static void TestSymlink(); -static void TestExtension(); -static void TestWrapper(); -static void TestErrno(); -static void TestTruncate(); -static void TestCustomLoggerDeletionOnShutdown(); - -static int x = -1; -static void BM_Check1(int n) { - while (n-- > 0) { - CHECK_GE(n, x); - CHECK_GE(n, x); - CHECK_GE(n, x); - CHECK_GE(n, x); - CHECK_GE(n, x); - CHECK_GE(n, x); - CHECK_GE(n, x); - CHECK_GE(n, x); - } -} -BENCHMARK(BM_Check1); - -static void CheckFailure(int a, int b, const char* file, int line, const char* msg); -static void BM_Check3(int n) { - while (n-- > 0) { - if (n < x) CheckFailure(n, x, __FILE__, __LINE__, "n < x"); - if (n < x) CheckFailure(n, x, __FILE__, __LINE__, "n < x"); - if (n < x) CheckFailure(n, x, __FILE__, __LINE__, "n < x"); - if (n < x) CheckFailure(n, x, __FILE__, __LINE__, "n < x"); - if (n < x) CheckFailure(n, x, __FILE__, __LINE__, "n < x"); - if (n < x) CheckFailure(n, x, __FILE__, __LINE__, "n < x"); - if (n < x) CheckFailure(n, x, __FILE__, __LINE__, "n < x"); - if (n < x) CheckFailure(n, x, __FILE__, __LINE__, "n < x"); - } -} -BENCHMARK(BM_Check3); - -static void BM_Check2(int n) { - if (n == 17) { - x = 5; - } - while (n-- > 0) { - CHECK(n >= x); - CHECK(n >= x); - CHECK(n >= x); - CHECK(n >= x); - CHECK(n >= x); - CHECK(n >= x); - CHECK(n >= x); - CHECK(n >= x); - } -} -BENCHMARK(BM_Check2); - -static void CheckFailure(int, int, const char* /* file */, int /* line */, - const char* /* msg */) { -} - -static void BM_logspeed(int n) { - while (n-- > 0) { - LOG(INFO) << "test message"; - } -} -BENCHMARK(BM_logspeed); - -static void BM_vlog(int n) { - while (n-- > 0) { - VLOG(1) << "test message"; - } -} -BENCHMARK(BM_vlog); - -int main(int argc, char **argv) { - FLAGS_colorlogtostderr = false; - FLAGS_timestamp_in_logfile_name = true; -#ifdef HAVE_LIB_GFLAGS - ParseCommandLineFlags(&argc, &argv, true); -#endif - // Make sure stderr is not buffered as stderr seems to be buffered - // on recent windows. - setbuf(stderr, NULL); - - // Test some basics before InitGoogleLogging: - CaptureTestStderr(); - LogWithLevels(FLAGS_v, FLAGS_stderrthreshold, - FLAGS_logtostderr, FLAGS_alsologtostderr); - LogWithLevels(0, 0, 0, 0); // simulate "before global c-tors" - const string early_stderr = GetCapturedTestStderr(); - - InitGoogleLogging(argv[0]); - - RunSpecifiedBenchmarks(); - - FLAGS_logtostderr = true; - - InitGoogleTest(&argc, argv); -#ifdef HAVE_LIB_GMOCK - InitGoogleMock(&argc, argv); -#endif - - // so that death tests run before we use threads - CHECK_EQ(RUN_ALL_TESTS(), 0); - - CaptureTestStderr(); - - // re-emit early_stderr - LogMessage("dummy", LogMessage::kNoLogPrefix, GLOG_INFO).stream() << early_stderr; - - TestLogging(true); - TestRawLogging(); - TestLoggingLevels(); - TestLogString(); - TestLogSink(); - TestLogToString(); - TestLogSinkWaitTillSent(); - TestCHECK(); - TestDCHECK(); - TestSTREQ(); - - // TODO: The golden test portion of this test is very flakey. - EXPECT_TRUE( - MungeAndDiffTestStderr(FLAGS_test_srcdir + "/src/logging_unittest.err")); - - FLAGS_logtostderr = false; - - TestBasename(); - TestBasenameAppendWhenNoTimestamp(); - TestTwoProcessesWrite(); - TestSymlink(); - TestExtension(); - TestWrapper(); - TestErrno(); - TestTruncate(); - TestCustomLoggerDeletionOnShutdown(); - - fprintf(stdout, "PASS\n"); - return 0; -} - -void TestLogging(bool check_counts) { - int64 base_num_infos = LogMessage::num_messages(GLOG_INFO); - int64 base_num_warning = LogMessage::num_messages(GLOG_WARNING); - int64 base_num_errors = LogMessage::num_messages(GLOG_ERROR); - - LOG(INFO) << string("foo ") << "bar " << 10 << ' ' << 3.4; - for ( int i = 0; i < 10; ++i ) { - int old_errno = errno; - errno = i; - PLOG_EVERY_N(ERROR, 2) << "Plog every 2, iteration " << COUNTER; - errno = old_errno; - - LOG_EVERY_N(ERROR, 3) << "Log every 3, iteration " << COUNTER << endl; - LOG_EVERY_N(ERROR, 4) << "Log every 4, iteration " << COUNTER << endl; - - LOG_IF_EVERY_N(WARNING, true, 5) << "Log if every 5, iteration " << COUNTER; - LOG_IF_EVERY_N(WARNING, false, 3) - << "Log if every 3, iteration " << COUNTER; - LOG_IF_EVERY_N(INFO, true, 1) << "Log if every 1, iteration " << COUNTER; - LOG_IF_EVERY_N(ERROR, (i < 3), 2) - << "Log if less than 3 every 2, iteration " << COUNTER; - } - LOG_IF(WARNING, true) << "log_if this"; - LOG_IF(WARNING, false) << "don't log_if this"; - - char s[] = "array"; - LOG(INFO) << s; - const char const_s[] = "const array"; - LOG(INFO) << const_s; - int j = 1000; - LOG(ERROR) << string("foo") << ' '<< j << ' ' << setw(10) << j << " " - << setw(1) << hex << j; - - { - google::LogMessage outer(__FILE__, __LINE__, GLOG_ERROR); - outer.stream() << "outer"; - - LOG(ERROR) << "inner"; - } - - LogMessage("foo", LogMessage::kNoLogPrefix, GLOG_INFO).stream() << "no prefix"; - - if (check_counts) { - CHECK_EQ(base_num_infos + 14, LogMessage::num_messages(GLOG_INFO)); - CHECK_EQ(base_num_warning + 3, LogMessage::num_messages(GLOG_WARNING)); - CHECK_EQ(base_num_errors + 17, LogMessage::num_messages(GLOG_ERROR)); - } -} - -static void NoAllocNewHook() { - LOG(FATAL) << "unexpected new"; -} - -struct NewHook { - NewHook() { - g_new_hook = &NoAllocNewHook; - } - ~NewHook() { - g_new_hook = NULL; - } -}; - -TEST(DeathNoAllocNewHook, logging) { - // tests that NewHook used below works - NewHook new_hook; - ASSERT_DEATH({ - new int; - }, "unexpected new"); -} - -void TestRawLogging() { - string* foo = new string("foo "); - string huge_str(50000, 'a'); - - FlagSaver saver; - - // Check that RAW loggging does not use mallocs. - NewHook new_hook; - - RAW_LOG(INFO, "%s%s%d%c%f", foo->c_str(), "bar ", 10, ' ', 3.4); - char s[] = "array"; - RAW_LOG(WARNING, "%s", s); - const char const_s[] = "const array"; - RAW_LOG(INFO, "%s", const_s); - void* p = reinterpret_cast<void*>(PTR_TEST_VALUE); - RAW_LOG(INFO, "ptr %p", p); - p = NULL; - RAW_LOG(INFO, "ptr %p", p); - int j = 1000; - RAW_LOG(ERROR, "%s%d%c%010d%s%1x", foo->c_str(), j, ' ', j, " ", j); - RAW_VLOG(0, "foo %d", j); - -#ifdef NDEBUG - RAW_LOG(INFO, "foo %d", j); // so that have same stderr to compare -#else - RAW_DLOG(INFO, "foo %d", j); // test RAW_DLOG in debug mode -#endif - - // test how long messages are chopped: - RAW_LOG(WARNING, "Huge string: %s", huge_str.c_str()); - RAW_VLOG(0, "Huge string: %s", huge_str.c_str()); - - FLAGS_v = 0; - RAW_LOG(INFO, "log"); - RAW_VLOG(0, "vlog 0 on"); - RAW_VLOG(1, "vlog 1 off"); - RAW_VLOG(2, "vlog 2 off"); - RAW_VLOG(3, "vlog 3 off"); - FLAGS_v = 2; - RAW_LOG(INFO, "log"); - RAW_VLOG(1, "vlog 1 on"); - RAW_VLOG(2, "vlog 2 on"); - RAW_VLOG(3, "vlog 3 off"); - -#ifdef NDEBUG - RAW_DCHECK(1 == 2, " RAW_DCHECK's shouldn't be compiled in normal mode"); -#endif - - RAW_CHECK(1 == 1, "should be ok"); - RAW_DCHECK(true, "should be ok"); - - delete foo; -} - -void LogWithLevels(int v, int severity, bool err, bool alsoerr) { - RAW_LOG(INFO, - "Test: v=%d stderrthreshold=%d logtostderr=%d alsologtostderr=%d", - v, severity, err, alsoerr); - - FlagSaver saver; - - FLAGS_v = v; - FLAGS_stderrthreshold = severity; - FLAGS_logtostderr = err; - FLAGS_alsologtostderr = alsoerr; - - RAW_VLOG(-1, "vlog -1"); - RAW_VLOG(0, "vlog 0"); - RAW_VLOG(1, "vlog 1"); - RAW_LOG(INFO, "log info"); - RAW_LOG(WARNING, "log warning"); - RAW_LOG(ERROR, "log error"); - - VLOG(-1) << "vlog -1"; - VLOG(0) << "vlog 0"; - VLOG(1) << "vlog 1"; - LOG(INFO) << "log info"; - LOG(WARNING) << "log warning"; - LOG(ERROR) << "log error"; - - VLOG_IF(-1, true) << "vlog_if -1"; - VLOG_IF(-1, false) << "don't vlog_if -1"; - VLOG_IF(0, true) << "vlog_if 0"; - VLOG_IF(0, false) << "don't vlog_if 0"; - VLOG_IF(1, true) << "vlog_if 1"; - VLOG_IF(1, false) << "don't vlog_if 1"; - LOG_IF(INFO, true) << "log_if info"; - LOG_IF(INFO, false) << "don't log_if info"; - LOG_IF(WARNING, true) << "log_if warning"; - LOG_IF(WARNING, false) << "don't log_if warning"; - LOG_IF(ERROR, true) << "log_if error"; - LOG_IF(ERROR, false) << "don't log_if error"; - - int c; - c = 1; VLOG_IF(100, c -= 2) << "vlog_if 100 expr"; EXPECT_EQ(c, -1); - c = 1; VLOG_IF(0, c -= 2) << "vlog_if 0 expr"; EXPECT_EQ(c, -1); - c = 1; LOG_IF(INFO, c -= 2) << "log_if info expr"; EXPECT_EQ(c, -1); - c = 1; LOG_IF(ERROR, c -= 2) << "log_if error expr"; EXPECT_EQ(c, -1); - c = 2; VLOG_IF(0, c -= 2) << "don't vlog_if 0 expr"; EXPECT_EQ(c, 0); - c = 2; LOG_IF(ERROR, c -= 2) << "don't log_if error expr"; EXPECT_EQ(c, 0); - - c = 3; LOG_IF_EVERY_N(INFO, c -= 4, 1) << "log_if info every 1 expr"; - EXPECT_EQ(c, -1); - c = 3; LOG_IF_EVERY_N(ERROR, c -= 4, 1) << "log_if error every 1 expr"; - EXPECT_EQ(c, -1); - c = 4; LOG_IF_EVERY_N(ERROR, c -= 4, 3) << "don't log_if info every 3 expr"; - EXPECT_EQ(c, 0); - c = 4; LOG_IF_EVERY_N(ERROR, c -= 4, 3) << "don't log_if error every 3 expr"; - EXPECT_EQ(c, 0); - c = 5; VLOG_IF_EVERY_N(0, c -= 4, 1) << "vlog_if 0 every 1 expr"; - EXPECT_EQ(c, 1); - c = 5; VLOG_IF_EVERY_N(100, c -= 4, 3) << "vlog_if 100 every 3 expr"; - EXPECT_EQ(c, 1); - c = 6; VLOG_IF_EVERY_N(0, c -= 6, 1) << "don't vlog_if 0 every 1 expr"; - EXPECT_EQ(c, 0); - c = 6; VLOG_IF_EVERY_N(100, c -= 6, 3) << "don't vlog_if 100 every 1 expr"; - EXPECT_EQ(c, 0); -} - -void TestLoggingLevels() { - LogWithLevels(0, GLOG_INFO, false, false); - LogWithLevels(1, GLOG_INFO, false, false); - LogWithLevels(-1, GLOG_INFO, false, false); - LogWithLevels(0, GLOG_WARNING, false, false); - LogWithLevels(0, GLOG_ERROR, false, false); - LogWithLevels(0, GLOG_FATAL, false, false); - LogWithLevels(0, GLOG_FATAL, true, false); - LogWithLevels(0, GLOG_FATAL, false, true); - LogWithLevels(1, GLOG_WARNING, false, false); - LogWithLevels(1, GLOG_FATAL, false, true); -} - -TEST(DeathRawCHECK, logging) { - ASSERT_DEATH(RAW_CHECK(false, "failure 1"), - "RAW: Check false failed: failure 1"); - ASSERT_DEBUG_DEATH(RAW_DCHECK(1 == 2, "failure 2"), - "RAW: Check 1 == 2 failed: failure 2"); -} - -void TestLogString() { - vector<string> errors; - vector<string> *no_errors = NULL; - - LOG_STRING(INFO, &errors) << "LOG_STRING: " << "collected info"; - LOG_STRING(WARNING, &errors) << "LOG_STRING: " << "collected warning"; - LOG_STRING(ERROR, &errors) << "LOG_STRING: " << "collected error"; - - LOG_STRING(INFO, no_errors) << "LOG_STRING: " << "reported info"; - LOG_STRING(WARNING, no_errors) << "LOG_STRING: " << "reported warning"; - LOG_STRING(ERROR, NULL) << "LOG_STRING: " << "reported error"; - - for (size_t i = 0; i < errors.size(); ++i) { - LOG(INFO) << "Captured by LOG_STRING: " << errors[i]; - } -} - -void TestLogToString() { - string error; - string* no_error = NULL; - - LOG_TO_STRING(INFO, &error) << "LOG_TO_STRING: " << "collected info"; - LOG(INFO) << "Captured by LOG_TO_STRING: " << error; - LOG_TO_STRING(WARNING, &error) << "LOG_TO_STRING: " << "collected warning"; - LOG(INFO) << "Captured by LOG_TO_STRING: " << error; - LOG_TO_STRING(ERROR, &error) << "LOG_TO_STRING: " << "collected error"; - LOG(INFO) << "Captured by LOG_TO_STRING: " << error; - - LOG_TO_STRING(INFO, no_error) << "LOG_TO_STRING: " << "reported info"; - LOG_TO_STRING(WARNING, no_error) << "LOG_TO_STRING: " << "reported warning"; - LOG_TO_STRING(ERROR, NULL) << "LOG_TO_STRING: " << "reported error"; -} - -class TestLogSinkImpl : public LogSink { - public: - vector<string> errors; - virtual void send(LogSeverity severity, const char* /* full_filename */, - const char* base_filename, int line, - const struct tm* tm_time, - const char* message, size_t message_len, int usecs) { - errors.push_back( - ToString(severity, base_filename, line, tm_time, message, message_len, usecs)); - } - virtual void send(LogSeverity severity, const char* full_filename, - const char* base_filename, int line, - const struct tm* tm_time, - const char* message, size_t message_len) { - send(severity, full_filename, base_filename, line, - tm_time, message, message_len, 0); - } -}; - -void TestLogSink() { - TestLogSinkImpl sink; - LogSink *no_sink = NULL; - - LOG_TO_SINK(&sink, INFO) << "LOG_TO_SINK: " << "collected info"; - LOG_TO_SINK(&sink, WARNING) << "LOG_TO_SINK: " << "collected warning"; - LOG_TO_SINK(&sink, ERROR) << "LOG_TO_SINK: " << "collected error"; - - LOG_TO_SINK(no_sink, INFO) << "LOG_TO_SINK: " << "reported info"; - LOG_TO_SINK(no_sink, WARNING) << "LOG_TO_SINK: " << "reported warning"; - LOG_TO_SINK(NULL, ERROR) << "LOG_TO_SINK: " << "reported error"; - - LOG_TO_SINK_BUT_NOT_TO_LOGFILE(&sink, INFO) - << "LOG_TO_SINK_BUT_NOT_TO_LOGFILE: " << "collected info"; - LOG_TO_SINK_BUT_NOT_TO_LOGFILE(&sink, WARNING) - << "LOG_TO_SINK_BUT_NOT_TO_LOGFILE: " << "collected warning"; - LOG_TO_SINK_BUT_NOT_TO_LOGFILE(&sink, ERROR) - << "LOG_TO_SINK_BUT_NOT_TO_LOGFILE: " << "collected error"; - - LOG_TO_SINK_BUT_NOT_TO_LOGFILE(no_sink, INFO) - << "LOG_TO_SINK_BUT_NOT_TO_LOGFILE: " << "thrashed info"; - LOG_TO_SINK_BUT_NOT_TO_LOGFILE(no_sink, WARNING) - << "LOG_TO_SINK_BUT_NOT_TO_LOGFILE: " << "thrashed warning"; - LOG_TO_SINK_BUT_NOT_TO_LOGFILE(NULL, ERROR) - << "LOG_TO_SINK_BUT_NOT_TO_LOGFILE: " << "thrashed error"; - - LOG(INFO) << "Captured by LOG_TO_SINK:"; - for (size_t i = 0; i < sink.errors.size(); ++i) { - LogMessage("foo", LogMessage::kNoLogPrefix, GLOG_INFO).stream() - << sink.errors[i]; - } -} - -// For testing using CHECK*() on anonymous enums. -enum { - CASE_A, - CASE_B -}; - -void TestCHECK() { - // Tests using CHECK*() on int values. - CHECK(1 == 1); - CHECK_EQ(1, 1); - CHECK_NE(1, 2); - CHECK_GE(1, 1); - CHECK_GE(2, 1); - CHECK_LE(1, 1); - CHECK_LE(1, 2); - CHECK_GT(2, 1); - CHECK_LT(1, 2); - - // Tests using CHECK*() on anonymous enums. - // Apple's GCC doesn't like this. -#if !defined(OS_MACOSX) - CHECK_EQ(CASE_A, CASE_A); - CHECK_NE(CASE_A, CASE_B); - CHECK_GE(CASE_A, CASE_A); - CHECK_GE(CASE_B, CASE_A); - CHECK_LE(CASE_A, CASE_A); - CHECK_LE(CASE_A, CASE_B); - CHECK_GT(CASE_B, CASE_A); - CHECK_LT(CASE_A, CASE_B); -#endif -} - -void TestDCHECK() { -#ifdef NDEBUG - DCHECK( 1 == 2 ) << " DCHECK's shouldn't be compiled in normal mode"; -#endif - DCHECK( 1 == 1 ); - DCHECK_EQ(1, 1); - DCHECK_NE(1, 2); - DCHECK_GE(1, 1); - DCHECK_GE(2, 1); - DCHECK_LE(1, 1); - DCHECK_LE(1, 2); - DCHECK_GT(2, 1); - DCHECK_LT(1, 2); - - int64* orig_ptr = new int64; - int64* ptr = DCHECK_NOTNULL(orig_ptr); - CHECK_EQ(ptr, orig_ptr); - delete orig_ptr; -} - -void TestSTREQ() { - CHECK_STREQ("this", "this"); - CHECK_STREQ(NULL, NULL); - CHECK_STRCASEEQ("this", "tHiS"); - CHECK_STRCASEEQ(NULL, NULL); - CHECK_STRNE("this", "tHiS"); - CHECK_STRNE("this", NULL); - CHECK_STRCASENE("this", "that"); - CHECK_STRCASENE(NULL, "that"); - CHECK_STREQ((string("a")+"b").c_str(), "ab"); - CHECK_STREQ(string("test").c_str(), - (string("te") + string("st")).c_str()); -} - -TEST(DeathSTREQ, logging) { - ASSERT_DEATH(CHECK_STREQ(NULL, "this"), ""); - ASSERT_DEATH(CHECK_STREQ("this", "siht"), ""); - ASSERT_DEATH(CHECK_STRCASEEQ(NULL, "siht"), ""); - ASSERT_DEATH(CHECK_STRCASEEQ("this", "siht"), ""); - ASSERT_DEATH(CHECK_STRNE(NULL, NULL), ""); - ASSERT_DEATH(CHECK_STRNE("this", "this"), ""); - ASSERT_DEATH(CHECK_STREQ((string("a")+"b").c_str(), "abc"), ""); -} - -TEST(CheckNOTNULL, Simple) { - int64 t; - void *ptr = static_cast<void *>(&t); - void *ref = CHECK_NOTNULL(ptr); - EXPECT_EQ(ptr, ref); - CHECK_NOTNULL(reinterpret_cast<char *>(ptr)); - CHECK_NOTNULL(reinterpret_cast<unsigned char *>(ptr)); - CHECK_NOTNULL(reinterpret_cast<int *>(ptr)); - CHECK_NOTNULL(reinterpret_cast<int64 *>(ptr)); -} - -TEST(DeathCheckNN, Simple) { - ASSERT_DEATH(CHECK_NOTNULL(static_cast<void *>(NULL)), ""); -} - -// Get list of file names that match pattern -static void GetFiles(const string& pattern, vector<string>* files) { - files->clear(); -#if defined(HAVE_GLOB_H) - glob_t g; - const int r = glob(pattern.c_str(), 0, NULL, &g); - CHECK((r == 0) || (r == GLOB_NOMATCH)) << ": error matching " << pattern; - for (size_t i = 0; i < g.gl_pathc; i++) { - files->push_back(string(g.gl_pathv[i])); - } - globfree(&g); -#elif defined(OS_WINDOWS) - WIN32_FIND_DATAA data; - HANDLE handle = FindFirstFileA(pattern.c_str(), &data); - size_t index = pattern.rfind('\\'); - if (index == string::npos) { - LOG(FATAL) << "No directory separator."; - } - const string dirname = pattern.substr(0, index + 1); - if (handle == INVALID_HANDLE_VALUE) { - // Finding no files is OK. - return; - } - do { - files->push_back(dirname + data.cFileName); - } while (FindNextFileA(handle, &data)); - BOOL result = FindClose(handle); - LOG_SYSRESULT(result); -#else -# error There is no way to do glob. -#endif -} - -// Delete files patching pattern -static void DeleteFiles(const string& pattern) { - vector<string> files; - GetFiles(pattern, &files); - for (size_t i = 0; i < files.size(); i++) { - CHECK(unlink(files[i].c_str()) == 0) << ": " << strerror(errno); - } -} - -//check string is in file (or is *NOT*, depending on optional checkInFileOrNot) -static void CheckFile(const string& name, const string& expected_string, const bool checkInFileOrNot = true) { - vector<string> files; - GetFiles(name + "*", &files); - CHECK_EQ(files.size(), 1UL); - - FILE* file = fopen(files[0].c_str(), "r"); - CHECK(file != NULL) << ": could not open " << files[0]; - char buf[1000]; - while (fgets(buf, sizeof(buf), file) != NULL) { - char* first = strstr(buf, expected_string.c_str()); - //if first == NULL, not found. - //Terser than if (checkInFileOrNot && first != NULL || !check... - if (checkInFileOrNot != (first == NULL)) { - fclose(file); - return; - } - } - fclose(file); - LOG(FATAL) << "Did " << (checkInFileOrNot? "not " : "") << "find " << expected_string << " in " << files[0]; -} - -static void TestBasename() { - fprintf(stderr, "==== Test setting log file basename\n"); - const string dest = FLAGS_test_tmpdir + "/logging_test_basename"; - DeleteFiles(dest + "*"); - - SetLogDestination(GLOG_INFO, dest.c_str()); - LOG(INFO) << "message to new base"; - FlushLogFiles(GLOG_INFO); - - CheckFile(dest, "message to new base"); - - // Release file handle for the destination file to unlock the file in Windows. - LogToStderr(); - DeleteFiles(dest + "*"); -} - -static void TestBasenameAppendWhenNoTimestamp() { - fprintf(stderr, "==== Test setting log file basename without timestamp and appending properly\n"); - const string dest = FLAGS_test_tmpdir + "/logging_test_basename_append_when_no_timestamp"; - DeleteFiles(dest + "*"); - - ofstream out(dest.c_str()); - out << "test preexisting content" << endl; - out.close(); - - CheckFile(dest, "test preexisting content"); - - FLAGS_timestamp_in_logfile_name=false; - SetLogDestination(GLOG_INFO, dest.c_str()); - LOG(INFO) << "message to new base, appending to preexisting file"; - FlushLogFiles(GLOG_INFO); - FLAGS_timestamp_in_logfile_name=true; - - //if the logging overwrites the file instead of appending it will fail. - CheckFile(dest, "test preexisting content"); - CheckFile(dest, "message to new base, appending to preexisting file"); - - // Release file handle for the destination file to unlock the file in Windows. - LogToStderr(); - DeleteFiles(dest + "*"); -} - -static void TestTwoProcessesWrite() { -// test only implemented for platforms with fork & wait; the actual implementation relies on flock -#if defined(HAVE_SYS_WAIT_H) && defined(HAVE_UNISTD_H) && defined(HAVE_FCNTL) - fprintf(stderr, "==== Test setting log file basename and two processes writing - second should fail\n"); - const string dest = FLAGS_test_tmpdir + "/logging_test_basename_two_processes_writing"; - DeleteFiles(dest + "*"); - - //make both processes write into the same file (easier test) - FLAGS_timestamp_in_logfile_name=false; - SetLogDestination(GLOG_INFO, dest.c_str()); - LOG(INFO) << "message to new base, parent"; - FlushLogFiles(GLOG_INFO); - - pid_t pid = fork(); - CHECK_ERR(pid); - if (pid == 0) { - LOG(INFO) << "message to new base, child - should only appear on STDERR not on the file"; - ShutdownGoogleLogging(); //for children proc - exit(0); - } else if (pid > 0) { - wait(NULL); - } - FLAGS_timestamp_in_logfile_name=true; - - CheckFile(dest, "message to new base, parent"); - CheckFile(dest, "message to new base, child - should only appear on STDERR not on the file", false); - - // Release - LogToStderr(); - DeleteFiles(dest + "*"); -#endif -} - -static void TestSymlink() { -#ifndef OS_WINDOWS - fprintf(stderr, "==== Test setting log file symlink\n"); - string dest = FLAGS_test_tmpdir + "/logging_test_symlink"; - string sym = FLAGS_test_tmpdir + "/symlinkbase"; - DeleteFiles(dest + "*"); - DeleteFiles(sym + "*"); - - SetLogSymlink(GLOG_INFO, "symlinkbase"); - SetLogDestination(GLOG_INFO, dest.c_str()); - LOG(INFO) << "message to new symlink"; - FlushLogFiles(GLOG_INFO); - CheckFile(sym, "message to new symlink"); - - DeleteFiles(dest + "*"); - DeleteFiles(sym + "*"); -#endif -} - -static void TestExtension() { - fprintf(stderr, "==== Test setting log file extension\n"); - string dest = FLAGS_test_tmpdir + "/logging_test_extension"; - DeleteFiles(dest + "*"); - - SetLogDestination(GLOG_INFO, dest.c_str()); - SetLogFilenameExtension("specialextension"); - LOG(INFO) << "message to new extension"; - FlushLogFiles(GLOG_INFO); - CheckFile(dest, "message to new extension"); - - // Check that file name ends with extension - vector<string> filenames; - GetFiles(dest + "*", &filenames); - CHECK_EQ(filenames.size(), 1UL); - CHECK(strstr(filenames[0].c_str(), "specialextension") != NULL); - - // Release file handle for the destination file to unlock the file in Windows. - LogToStderr(); - DeleteFiles(dest + "*"); -} - -struct MyLogger : public base::Logger { - string data; - - virtual void Write(bool /* should_flush */, - time_t /* timestamp */, - const char* message, - int length) { - data.append(message, length); - } - - virtual void Flush() { } - - virtual uint32 LogSize() { return data.length(); } -}; - -static void TestWrapper() { - fprintf(stderr, "==== Test log wrapper\n"); - - MyLogger my_logger; - base::Logger* old_logger = base::GetLogger(GLOG_INFO); - base::SetLogger(GLOG_INFO, &my_logger); - LOG(INFO) << "Send to wrapped logger"; - FlushLogFiles(GLOG_INFO); - base::SetLogger(GLOG_INFO, old_logger); - - CHECK(strstr(my_logger.data.c_str(), "Send to wrapped logger") != NULL); -} - -static void TestErrno() { - fprintf(stderr, "==== Test errno preservation\n"); - - errno = ENOENT; - TestLogging(false); - CHECK_EQ(errno, ENOENT); -} - -static void TestOneTruncate(const char *path, int64 limit, int64 keep, - int64 dsize, int64 ksize, int64 expect) { - int fd; - CHECK_ERR(fd = open(path, O_RDWR | O_CREAT | O_TRUNC, 0600)); - - const char *discardstr = "DISCARDME!", *keepstr = "KEEPME!"; - const size_t discard_size = strlen(discardstr), keep_size = strlen(keepstr); - - // Fill the file with the requested data; first discard data, then kept data - int64 written = 0; - while (written < dsize) { - int bytes = min<int64>(dsize - written, discard_size); - CHECK_ERR(write(fd, discardstr, bytes)); - written += bytes; - } - written = 0; - while (written < ksize) { - int bytes = min<int64>(ksize - written, keep_size); - CHECK_ERR(write(fd, keepstr, bytes)); - written += bytes; - } - - TruncateLogFile(path, limit, keep); - - // File should now be shorter - struct stat statbuf; - CHECK_ERR(fstat(fd, &statbuf)); - CHECK_EQ(statbuf.st_size, expect); - CHECK_ERR(lseek(fd, 0, SEEK_SET)); - - // File should contain the suffix of the original file - const size_t buf_size = statbuf.st_size + 1; - char* buf = new char[buf_size]; - memset(buf, 0, buf_size); - CHECK_ERR(read(fd, buf, buf_size)); - - const char *p = buf; - int64 checked = 0; - while (checked < expect) { - int bytes = min<int64>(expect - checked, keep_size); - CHECK(!memcmp(p, keepstr, bytes)); - checked += bytes; - } - close(fd); - delete[] buf; -} - -static void TestTruncate() { -#ifdef HAVE_UNISTD_H - fprintf(stderr, "==== Test log truncation\n"); - string path = FLAGS_test_tmpdir + "/truncatefile"; - - // Test on a small file - TestOneTruncate(path.c_str(), 10, 10, 10, 10, 10); - - // And a big file (multiple blocks to copy) - TestOneTruncate(path.c_str(), 2<<20, 4<<10, 3<<20, 4<<10, 4<<10); - - // Check edge-case limits - TestOneTruncate(path.c_str(), 10, 20, 0, 20, 20); - TestOneTruncate(path.c_str(), 10, 0, 0, 0, 0); - TestOneTruncate(path.c_str(), 10, 50, 0, 10, 10); - TestOneTruncate(path.c_str(), 50, 100, 0, 30, 30); - - // MacOSX 10.4 doesn't fail in this case. - // Windows doesn't have symlink. - // Let's just ignore this test for these cases. -#if !defined(OS_MACOSX) && !defined(OS_WINDOWS) - // Through a symlink should fail to truncate - string linkname = path + ".link"; - unlink(linkname.c_str()); - CHECK_ERR(symlink(path.c_str(), linkname.c_str())); - TestOneTruncate(linkname.c_str(), 10, 10, 0, 30, 30); -#endif - - // The /proc/self path makes sense only for linux. -#if defined(OS_LINUX) - // Through an open fd symlink should work - int fd; - CHECK_ERR(fd = open(path.c_str(), O_APPEND | O_WRONLY)); - char fdpath[64]; - snprintf(fdpath, sizeof(fdpath), "/proc/self/fd/%d", fd); - TestOneTruncate(fdpath, 10, 10, 10, 10, 10); -#endif - -#endif -} - -struct RecordDeletionLogger : public base::Logger { - RecordDeletionLogger(bool* set_on_destruction, - base::Logger* wrapped_logger) : - set_on_destruction_(set_on_destruction), - wrapped_logger_(wrapped_logger) - { - *set_on_destruction_ = false; - } - virtual ~RecordDeletionLogger() { - *set_on_destruction_ = true; - } - virtual void Write(bool force_flush, - time_t timestamp, - const char* message, - int length) { - wrapped_logger_->Write(force_flush, timestamp, message, length); - } - virtual void Flush() { wrapped_logger_->Flush(); } - virtual uint32 LogSize() { return wrapped_logger_->LogSize(); } - private: - bool* set_on_destruction_; - base::Logger* wrapped_logger_; -}; - -static void TestCustomLoggerDeletionOnShutdown() { - bool custom_logger_deleted = false; - base::SetLogger(GLOG_INFO, - new RecordDeletionLogger(&custom_logger_deleted, - base::GetLogger(GLOG_INFO))); - ShutdownGoogleLogging(); - EXPECT_TRUE(custom_logger_deleted); -} - -_START_GOOGLE_NAMESPACE_ -namespace glog_internal_namespace_ { -extern // in logging.cc -bool SafeFNMatch_(const char* pattern, size_t patt_len, - const char* str, size_t str_len); -} // namespace glog_internal_namespace_ -using glog_internal_namespace_::SafeFNMatch_; -_END_GOOGLE_NAMESPACE_ - -static bool WrapSafeFNMatch(string pattern, string str) { - pattern += "abc"; - str += "defgh"; - return SafeFNMatch_(pattern.data(), pattern.size() - 3, - str.data(), str.size() - 5); -} - -TEST(SafeFNMatch, logging) { - CHECK(WrapSafeFNMatch("foo", "foo")); - CHECK(!WrapSafeFNMatch("foo", "bar")); - CHECK(!WrapSafeFNMatch("foo", "fo")); - CHECK(!WrapSafeFNMatch("foo", "foo2")); - CHECK(WrapSafeFNMatch("bar/foo.ext", "bar/foo.ext")); - CHECK(WrapSafeFNMatch("*ba*r/fo*o.ext*", "bar/foo.ext")); - CHECK(!WrapSafeFNMatch("bar/foo.ext", "bar/baz.ext")); - CHECK(!WrapSafeFNMatch("bar/foo.ext", "bar/foo")); - CHECK(!WrapSafeFNMatch("bar/foo.ext", "bar/foo.ext.zip")); - CHECK(WrapSafeFNMatch("ba?/*.ext", "bar/foo.ext")); - CHECK(WrapSafeFNMatch("ba?/*.ext", "baZ/FOO.ext")); - CHECK(!WrapSafeFNMatch("ba?/*.ext", "barr/foo.ext")); - CHECK(!WrapSafeFNMatch("ba?/*.ext", "bar/foo.ext2")); - CHECK(WrapSafeFNMatch("ba?/*", "bar/foo.ext2")); - CHECK(WrapSafeFNMatch("ba?/*", "bar/")); - CHECK(!WrapSafeFNMatch("ba?/?", "bar/")); - CHECK(!WrapSafeFNMatch("ba?/*", "bar")); -} - -// TestWaitingLogSink will save messages here -// No lock: Accessed only by TestLogSinkWriter thread -// and after its demise by its creator. -static vector<string> global_messages; - -// helper for TestWaitingLogSink below. -// Thread that does the logic of TestWaitingLogSink -// It's free to use LOG() itself. -class TestLogSinkWriter : public Thread { - public: - - TestLogSinkWriter() : should_exit_(false) { - SetJoinable(true); - Start(); - } - - // Just buffer it (can't use LOG() here). - void Buffer(const string& message) { - mutex_.Lock(); - RAW_LOG(INFO, "Buffering"); - messages_.push(message); - mutex_.Unlock(); - RAW_LOG(INFO, "Buffered"); - } - - // Wait for the buffer to clear (can't use LOG() here). - void Wait() { - RAW_LOG(INFO, "Waiting"); - mutex_.Lock(); - while (!NoWork()) { - mutex_.Unlock(); - SleepForMilliseconds(1); - mutex_.Lock(); - } - RAW_LOG(INFO, "Waited"); - mutex_.Unlock(); - } - - // Trigger thread exit. - void Stop() { - MutexLock l(&mutex_); - should_exit_ = true; - } - - private: - - // helpers --------------- - - // For creating a "Condition". - bool NoWork() { return messages_.empty(); } - bool HaveWork() { return !messages_.empty() || should_exit_; } - - // Thread body; CAN use LOG() here! - virtual void Run() { - while (1) { - mutex_.Lock(); - while (!HaveWork()) { - mutex_.Unlock(); - SleepForMilliseconds(1); - mutex_.Lock(); - } - if (should_exit_ && messages_.empty()) { - mutex_.Unlock(); - break; - } - // Give the main thread time to log its message, - // so that we get a reliable log capture to compare to golden file. - // Same for the other sleep below. - SleepForMilliseconds(20); - RAW_LOG(INFO, "Sink got a messages"); // only RAW_LOG under mutex_ here - string message = messages_.front(); - messages_.pop(); - // Normally this would be some more real/involved logging logic - // where LOG() usage can't be eliminated, - // e.g. pushing the message over with an RPC: - int messages_left = messages_.size(); - mutex_.Unlock(); - SleepForMilliseconds(20); - // May not use LOG while holding mutex_, because Buffer() - // acquires mutex_, and Buffer is called from LOG(), - // which has its own internal mutex: - // LOG()->LogToSinks()->TestWaitingLogSink::send()->Buffer() - LOG(INFO) << "Sink is sending out a message: " << message; - LOG(INFO) << "Have " << messages_left << " left"; - global_messages.push_back(message); - } - } - - // data --------------- - - Mutex mutex_; - bool should_exit_; - queue<string> messages_; // messages to be logged -}; - -// A log sink that exercises WaitTillSent: -// it pushes data to a buffer and wakes up another thread to do the logging -// (that other thread can than use LOG() itself), -class TestWaitingLogSink : public LogSink { - public: - - TestWaitingLogSink() { - tid_ = pthread_self(); // for thread-specific behavior - AddLogSink(this); - } - ~TestWaitingLogSink() { - RemoveLogSink(this); - writer_.Stop(); - writer_.Join(); - } - - // (re)define LogSink interface - - virtual void send(LogSeverity severity, const char* /* full_filename */, - const char* base_filename, int line, - const struct tm* tm_time, - const char* message, size_t message_len, int usecs) { - // Push it to Writer thread if we are the original logging thread. - // Note: Something like ThreadLocalLogSink is a better choice - // to do thread-specific LogSink logic for real. - if (pthread_equal(tid_, pthread_self())) { - writer_.Buffer(ToString(severity, base_filename, line, - tm_time, message, message_len, usecs)); - } - } - - virtual void send(LogSeverity severity, const char* full_filename, - const char* base_filename, int line, - const struct tm* tm_time, - const char* message, size_t message_len) { - send(severity, full_filename, base_filename, line, tm_time, message, message_len); - } - - virtual void WaitTillSent() { - // Wait for Writer thread if we are the original logging thread. - if (pthread_equal(tid_, pthread_self())) writer_.Wait(); - } - - private: - - pthread_t tid_; - TestLogSinkWriter writer_; -}; - -// Check that LogSink::WaitTillSent can be used in the advertised way. -// We also do golden-stderr comparison. -static void TestLogSinkWaitTillSent() { - { TestWaitingLogSink sink; - // Sleeps give the sink threads time to do all their work, - // so that we get a reliable log capture to compare to the golden file. - LOG(INFO) << "Message 1"; - SleepForMilliseconds(60); - LOG(ERROR) << "Message 2"; - SleepForMilliseconds(60); - LOG(WARNING) << "Message 3"; - SleepForMilliseconds(60); - } - for (size_t i = 0; i < global_messages.size(); ++i) { - LOG(INFO) << "Sink capture: " << global_messages[i]; - } - CHECK_EQ(global_messages.size(), 3UL); -} - -TEST(Strerror, logging) { - int errcode = EINTR; - char *msg = strdup(strerror(errcode)); - const size_t buf_size = strlen(msg) + 1; - char *buf = new char[buf_size]; - CHECK_EQ(posix_strerror_r(errcode, NULL, 0), -1); - buf[0] = 'A'; - CHECK_EQ(posix_strerror_r(errcode, buf, 0), -1); - CHECK_EQ(buf[0], 'A'); - CHECK_EQ(posix_strerror_r(errcode, NULL, buf_size), -1); -#if defined(OS_MACOSX) || defined(OS_FREEBSD) || defined(OS_OPENBSD) - // MacOSX or FreeBSD considers this case is an error since there is - // no enough space. - CHECK_EQ(posix_strerror_r(errcode, buf, 1), -1); -#else - CHECK_EQ(posix_strerror_r(errcode, buf, 1), 0); -#endif - CHECK_STREQ(buf, ""); - CHECK_EQ(posix_strerror_r(errcode, buf, buf_size), 0); - CHECK_STREQ(buf, msg); - delete[] buf; - CHECK_EQ(msg, StrError(errcode)); - free(msg); -} - -// Simple routines to look at the sizes of generated code for LOG(FATAL) and -// CHECK(..) via objdump -/* -static void MyFatal() { - LOG(FATAL) << "Failed"; -} -static void MyCheck(bool a, bool b) { - CHECK_EQ(a, b); -} -*/ -#ifdef HAVE_LIB_GMOCK - -TEST(DVLog, Basic) { - ScopedMockLog log; - -#if NDEBUG - // We are expecting that nothing is logged. - EXPECT_CALL(log, Log(_, _, _)).Times(0); -#else - EXPECT_CALL(log, Log(INFO, __FILE__, "debug log")); -#endif - - FLAGS_v = 1; - DVLOG(1) << "debug log"; -} - -TEST(DVLog, V0) { - ScopedMockLog log; - - // We are expecting that nothing is logged. - EXPECT_CALL(log, Log(_, _, _)).Times(0); - - FLAGS_v = 0; - DVLOG(1) << "debug log"; -} - -TEST(LogAtLevel, Basic) { - ScopedMockLog log; - - // The function version outputs "logging.h" as a file name. - EXPECT_CALL(log, Log(WARNING, StrNe(__FILE__), "function version")); - EXPECT_CALL(log, Log(INFO, __FILE__, "macro version")); - - int severity = WARNING; - LogAtLevel(severity, "function version"); - - severity = INFO; - // We can use the macro version as a C++ stream. - LOG_AT_LEVEL(severity) << "macro" << ' ' << "version"; -} - -TEST(TestExitOnDFatal, ToBeOrNotToBe) { - // Check the default setting... - EXPECT_TRUE(base::internal::GetExitOnDFatal()); - - // Turn off... - base::internal::SetExitOnDFatal(false); - EXPECT_FALSE(base::internal::GetExitOnDFatal()); - - // We don't die. - { - ScopedMockLog log; - //EXPECT_CALL(log, Log(_, _, _)).Times(AnyNumber()); - // LOG(DFATAL) has severity FATAL if debugging, but is - // downgraded to ERROR if not debugging. - const LogSeverity severity = -#ifdef NDEBUG - ERROR; -#else - FATAL; -#endif - EXPECT_CALL(log, Log(severity, __FILE__, "This should not be fatal")); - LOG(DFATAL) << "This should not be fatal"; - } - - // Turn back on... - base::internal::SetExitOnDFatal(true); - EXPECT_TRUE(base::internal::GetExitOnDFatal()); - -#ifdef GTEST_HAS_DEATH_TEST - // Death comes on little cats' feet. - EXPECT_DEBUG_DEATH({ - LOG(DFATAL) << "This should be fatal in debug mode"; - }, "This should be fatal in debug mode"); -#endif -} - -#ifdef HAVE_STACKTRACE - -static void BacktraceAtHelper() { - LOG(INFO) << "Not me"; - -// The vertical spacing of the next 3 lines is significant. - LOG(INFO) << "Backtrace me"; -} -static int kBacktraceAtLine = __LINE__ - 2; // The line of the LOG(INFO) above - -TEST(LogBacktraceAt, DoesNotBacktraceWhenDisabled) { - StrictMock<ScopedMockLog> log; - - FLAGS_log_backtrace_at = ""; - - EXPECT_CALL(log, Log(_, _, "Backtrace me")); - EXPECT_CALL(log, Log(_, _, "Not me")); - - BacktraceAtHelper(); -} - -TEST(LogBacktraceAt, DoesBacktraceAtRightLineWhenEnabled) { - StrictMock<ScopedMockLog> log; - - char where[100]; - snprintf(where, 100, "%s:%d", const_basename(__FILE__), kBacktraceAtLine); - FLAGS_log_backtrace_at = where; - - // The LOG at the specified line should include a stacktrace which includes - // the name of the containing function, followed by the log message. - // We use HasSubstr()s instead of ContainsRegex() for environments - // which don't have regexp. - EXPECT_CALL(log, Log(_, _, AllOf(HasSubstr("stacktrace:"), - HasSubstr("BacktraceAtHelper"), - HasSubstr("main"), - HasSubstr("Backtrace me")))); - // Other LOGs should not include a backtrace. - EXPECT_CALL(log, Log(_, _, "Not me")); - - BacktraceAtHelper(); -} - -#endif // HAVE_STACKTRACE - -#endif // HAVE_LIB_GMOCK - -struct UserDefinedClass { - bool operator==(const UserDefinedClass&) const { return true; } -}; - -inline ostream& operator<<(ostream& out, const UserDefinedClass&) { - out << "OK"; - return out; -} - -TEST(UserDefinedClass, logging) { - UserDefinedClass u; - vector<string> buf; - LOG_STRING(INFO, &buf) << u; - CHECK_EQ(1UL, buf.size()); - CHECK(buf[0].find("OK") != string::npos); - - // We must be able to compile this. - CHECK_EQ(u, u); -} |