added log cleaner tests and fixed paths

CMakeLists.txt

@@ -921,6 +921,44 @@ if (BUILD_TESTING)
     FIXTURES_REQUIRED cmake_package_config)
   set_tests_properties (cmake_package_config_build PROPERTIES
     FIXTURES_REQUIRED "cmake_package_config;cmake_package_config_working")
+
+  add_executable (cleanup_immediately_unittest
+    src/cleanup_immediately_unittest.cc)
+
+  target_link_libraries (cleanup_immediately_unittest PRIVATE ${_GLOG_TEST_LIBS})
+
+  add_executable (cleanup_with_prefix_unittest
+    src/cleanup_with_prefix_unittest.cc)
+
+  target_link_libraries (cleanup_with_prefix_unittest PRIVATE ${_GLOG_TEST_LIBS})
+
+  set (CLEANUP_LOG_DIR ${CMAKE_CURRENT_BINARY_DIR}/cleanup_tests)
+
+  add_test (NAME cleanup_init COMMAND
+    ${CMAKE_COMMAND} -E make_directory ${CLEANUP_LOG_DIR})
+  add_test (NAME cleanup_logdir COMMAND
+    ${CMAKE_COMMAND} -E remove_directory ${CLEANUP_LOG_DIR})
+  add_test (NAME cleanup_immediately COMMAND
+    ${CMAKE_COMMAND}
+    -DLOGCLEANUP=$<TARGET_FILE:cleanup_immediately_unittest>
+    # NOTE The trailing slash is important
+    -DTEST_DIR=${CLEANUP_LOG_DIR}/
+    -P ${CMAKE_CURRENT_SOURCE_DIR}/cmake/RunCleanerTest1.cmake
+    WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})
+  add_test (NAME cleanup_with_prefix COMMAND
+    ${CMAKE_COMMAND}
+    -DLOGCLEANUP=$<TARGET_FILE:cleanup_with_prefix_unittest>
+    -DTEST_DIR=${CMAKE_CURRENT_BINARY_DIR}/
+    -P ${CMAKE_CURRENT_SOURCE_DIR}/cmake/RunCleanerTest2.cmake
+    WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})
+
+  # Fixtures setup
+  set_tests_properties (cleanup_init PROPERTIES FIXTURES_SETUP logcleanuptest)
+  ## Fixtures cleanup
+  set_tests_properties (cleanup_logdir PROPERTIES FIXTURES_CLEANUP logcleanuptest)
+  # Fixture requirements
+  set_tests_properties (cleanup_immediately PROPERTIES FIXTURES_REQUIRED logcleanuptest)
+  set_tests_properties (cleanup_with_prefix PROPERTIES FIXTURES_REQUIRED logcleanuptest)
 endif (BUILD_TESTING)
 
 install (TARGETS glog

cmake/RunCleanerTest1.cmake

@@ -0,0 +1,22 @@
+set (RUNS 3)
+
+foreach (iter RANGE 1 ${RUNS})
+  set (ENV{GOOGLE_LOG_DIR} ${TEST_DIR})
+  execute_process (COMMAND ${LOGCLEANUP} RESULT_VARIABLE _RESULT)
+
+  if (NOT _RESULT EQUAL 0)
+    message (FATAL_ERROR "Failed to run logcleanup_unittest (error: ${_RESULT})")
+  endif (NOT _RESULT EQUAL 0)
+
+  # Ensure the log files to have different modification timestamps such that
+  # exactly one log file remains at the end. Otherwise all log files will be
+  # retained.
+  execute_process (COMMAND ${CMAKE_COMMAND} -E sleep 1)
+endforeach (iter)
+
+file (GLOB LOG_FILES ${TEST_DIR}/*.foobar)
+list (LENGTH LOG_FILES NUM_FILES)
+
+if (NOT NUM_FILES EQUAL 1)
+  message (SEND_ERROR "Expected 1 log file in log directory but found ${NUM_FILES}")
+endif (NOT NUM_FILES EQUAL 1)

cmake/RunCleanerTest2.cmake

@@ -0,0 +1,22 @@
+set (RUNS 3)
+
+foreach (iter RANGE 1 ${RUNS})
+  execute_process (COMMAND ${LOGCLEANUP} -log_dir=${TEST_DIR}
+    RESULT_VARIABLE _RESULT)
+
+  if (NOT _RESULT EQUAL 0)
+    message (FATAL_ERROR "Failed to run logcleanup_unittest (error: ${_RESULT})")
+  endif (NOT _RESULT EQUAL 0)
+
+  # Ensure the log files to have different modification timestamps such that
+  # exactly one log file remains at the end. Otherwise all log files will be
+  # retained.
+  execute_process (COMMAND ${CMAKE_COMMAND} -E sleep 1)
+endforeach (iter)
+
+file (GLOB LOG_FILES ${TEST_DIR}/test_cleanup_*.barfoo)
+list (LENGTH LOG_FILES NUM_FILES)
+
+if (NOT NUM_FILES EQUAL 1)
+  message (SEND_ERROR "Expected 1 log file in build directory ${TEST_DIR} but found ${NUM_FILES}")
+endif (NOT NUM_FILES EQUAL 1)

src/cleanup_immediately_unittest.cc

@@ -0,0 +1,96 @@
+// Copyright (c) 2021, 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.
+
+#include <glog/logging.h>
+#include <glog/raw_logging.h>
+
+#include "base/commandlineflags.h"
+#include "googletest.h"
+
+#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 GOOGLE_NAMESPACE::glog_testing::ScopedMockLog;
+using testing::_;
+using testing::AllOf;
+using testing::AnyNumber;
+using testing::HasSubstr;
+using testing::InitGoogleMock;
+using testing::StrictMock;
+using testing::StrNe;
+#endif
+
+using namespace GOOGLE_NAMESPACE;
+
+TEST(CleanImmediately, logging) {
+  google::SetLogFilenameExtension(".foobar");
+  google::EnableLogCleaner(0);
+
+  for (unsigned i = 0; i < 1000; ++i) {
+    LOG(INFO) << "cleanup test";
+  }
+
+  google::DisableLogCleaner();
+}
+
+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();
+  const string early_stderr = GetCapturedTestStderr();
+
+  EXPECT_FALSE(IsGoogleLoggingInitialized());
+
+  InitGoogleLogging(argv[0]);
+
+  EXPECT_TRUE(IsGoogleLoggingInitialized());
+
+  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);
+}

src/cleanup_with_prefix_unittest.cc

@@ -0,0 +1,97 @@
+// Copyright (c) 2021, 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.
+
+#include <glog/logging.h>
+#include <glog/raw_logging.h>
+
+#include "base/commandlineflags.h"
+#include "googletest.h"
+
+#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 GOOGLE_NAMESPACE::glog_testing::ScopedMockLog;
+using testing::_;
+using testing::AllOf;
+using testing::AnyNumber;
+using testing::HasSubstr;
+using testing::InitGoogleMock;
+using testing::StrictMock;
+using testing::StrNe;
+#endif
+
+using namespace GOOGLE_NAMESPACE;
+
+TEST(CleanImmediatelyWithPrefix, logging) {
+  google::EnableLogCleaner(0);
+  google::SetLogFilenameExtension(".barfoo");
+  google::SetLogDestination(GLOG_INFO, "test_cleanup_");
+
+  for (unsigned i = 0; i < 1000; ++i) {
+    LOG(INFO) << "cleanup test";
+  }
+
+  google::DisableLogCleaner();
+}
+
+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();
+  const string early_stderr = GetCapturedTestStderr();
+
+  EXPECT_FALSE(IsGoogleLoggingInitialized());
+
+  InitGoogleLogging(argv[0]);
+
+  EXPECT_TRUE(IsGoogleLoggingInitialized());
+
+  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);
+}