| /* |
| * Copyright (c) 2016, 2018, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| #include "precompiled.hpp" |
| #include "jvm.h" |
| #include "logTestFixture.hpp" |
| #include "logTestUtils.inline.hpp" |
| #include "logging/logConfiguration.hpp" |
| #include "logging/logOutput.hpp" |
| #include "memory/allocation.inline.hpp" |
| #include "memory/resourceArea.hpp" |
| #include "unittest.hpp" |
| #include "utilities/ostream.hpp" |
| |
| LogTestFixture::LogTestFixture() : _configuration_snapshot(NULL), _n_snapshots(0) { |
| // Set up TestLogFileName to include PID, testcase name and test name |
| int ret = jio_snprintf(_filename, sizeof(_filename), "testlog.pid%d.%s.%s.log", |
| os::current_process_id(), |
| ::testing::UnitTest::GetInstance()->current_test_info()->test_case_name(), |
| ::testing::UnitTest::GetInstance()->current_test_info()->name()); |
| EXPECT_GT(ret, 0) << "_filename buffer issue"; |
| TestLogFileName = _filename; |
| |
| snapshot_config(); |
| } |
| |
| LogTestFixture::~LogTestFixture() { |
| restore_config(); |
| clear_snapshot(); |
| delete_file(TestLogFileName); |
| } |
| |
| bool LogTestFixture::set_log_config(const char* output, |
| const char* what, |
| const char* decorators, |
| const char* options, |
| bool allow_failure) { |
| ResourceMark rm; |
| stringStream stream; |
| bool success = LogConfiguration::parse_log_arguments(output, what, decorators, options, &stream); |
| if (!allow_failure) { |
| const char* errmsg = stream.as_string(); |
| EXPECT_STREQ("", errmsg) << "Unexpected error reported"; |
| EXPECT_TRUE(success) << "Shouldn't cause errors"; |
| } |
| return success; |
| } |
| |
| void LogTestFixture::snapshot_config() { |
| clear_snapshot(); |
| _n_snapshots = LogConfiguration::_n_outputs; |
| _configuration_snapshot = NEW_C_HEAP_ARRAY(char*, _n_snapshots, mtLogging); |
| for (size_t i = 0; i < _n_snapshots; i++) { |
| ResourceMark rm; |
| stringStream ss; |
| LogConfiguration::_outputs[i]->describe(&ss); |
| _configuration_snapshot[i] = os::strdup_check_oom(ss.as_string(), mtLogging); |
| } |
| } |
| |
| void LogTestFixture::restore_config() { |
| LogConfiguration::disable_logging(); |
| for (size_t i = 0; i < _n_snapshots; i++) { |
| // Restore the config based on the saved output description string. |
| // The string has the following format: '<name> <selection> <decorators>[ <options>]' |
| // Extract the different parameters by replacing the spaces with NULLs. |
| char* str = _configuration_snapshot[i]; |
| |
| char* name = str; |
| str = strchr(str, ' '); |
| *str++ = '\0'; |
| |
| char* selection = str; |
| str = strchr(str, ' '); |
| *str++ = '\0'; |
| |
| char* decorators = str; |
| |
| char* options = NULL; |
| str = strchr(str, ' '); |
| if (str != NULL) { |
| *str++ = '\0'; |
| options = str; |
| } |
| |
| set_log_config(name, selection, decorators, options != NULL ? options : ""); |
| } |
| } |
| |
| void LogTestFixture::clear_snapshot() { |
| if (_configuration_snapshot == NULL) { |
| return; |
| } |
| assert(_n_snapshots > 0, "non-null array should have at least 1 element"); |
| for (size_t i = 0; i < _n_snapshots; i++) { |
| os::free(_configuration_snapshot[i]); |
| } |
| FREE_C_HEAP_ARRAY(char*, _configuration_snapshot); |
| _configuration_snapshot = NULL; |
| _n_snapshots = 0; |
| } |