124 lines
4.4 KiB
C++
124 lines
4.4 KiB
C++
/*
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* Copyright (c) 2016, 2024, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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#include "precompiled.hpp"
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#include "jvm.h"
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#include "logTestFixture.hpp"
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#include "logTestUtils.inline.hpp"
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#include "logging/logConfiguration.hpp"
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#include "logging/logOutput.hpp"
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#include "memory/allocation.inline.hpp"
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#include "memory/resourceArea.hpp"
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#include "unittest.hpp"
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#include "utilities/ostream.hpp"
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LogTestFixture::LogTestFixture() : _n_snapshots(0), _configuration_snapshot(nullptr) {
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// Set up TestLogFileName to include temp_dir, PID, testcase name and test name.
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const testing::TestInfo* test_info = ::testing::UnitTest::GetInstance()->current_test_info();
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int ret = jio_snprintf(_filename, sizeof(_filename), "%s%stestlog.pid%d.%s.%s.log",
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os::get_temp_directory(), os::file_separator(), os::current_process_id(),
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test_info->test_case_name(), test_info->name());
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EXPECT_GT(ret, 0) << "_filename buffer issue";
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TestLogFileName = _filename;
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snapshot_config();
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}
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LogTestFixture::~LogTestFixture() {
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restore_config();
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clear_snapshot();
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delete_file(TestLogFileName);
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}
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bool LogTestFixture::set_log_config(const char* output,
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const char* what,
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const char* decorators,
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const char* options,
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bool allow_failure) {
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ResourceMark rm;
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stringStream stream;
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bool success = LogConfiguration::parse_log_arguments(output, what, decorators, options, &stream);
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if (!allow_failure) {
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const char* errmsg = stream.as_string();
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EXPECT_STREQ("", errmsg) << "Unexpected error reported";
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EXPECT_TRUE(success) << "Shouldn't cause errors";
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}
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return success;
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}
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void LogTestFixture::snapshot_config() {
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clear_snapshot();
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_n_snapshots = LogConfiguration::_n_outputs;
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_configuration_snapshot = NEW_C_HEAP_ARRAY(char*, _n_snapshots, mtLogging);
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for (size_t i = 0; i < _n_snapshots; i++) {
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ResourceMark rm;
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stringStream ss;
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LogConfiguration::_outputs[i]->describe(&ss);
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_configuration_snapshot[i] = os::strdup_check_oom(ss.as_string(), mtLogging);
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}
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}
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void LogTestFixture::restore_config() {
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LogConfiguration::disable_logging();
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for (size_t i = 0; i < _n_snapshots; i++) {
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// Restore the config based on the saved output description string.
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// The string has the following format: '<name> <selection> <decorators>[ <options>]'
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// Extract the different parameters by replacing the spaces with NULLs.
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char* str = _configuration_snapshot[i];
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char* name = str;
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str = strchr(str, ' ');
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*str++ = '\0';
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char* selection = str;
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str = strchr(str, ' ');
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*str++ = '\0';
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char* decorators = str;
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str = strchr(str, ' ');
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if (str != nullptr) {
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// This output has options. However, UL doesn't allow the options of any
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// output to be changed, so they cannot be modified by the tests,
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// and also we cannot change them here. So just mark the end of the
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// decorators.
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*str++ = '\0';
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}
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set_log_config(name, selection, decorators, /* options = */ nullptr);
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}
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}
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void LogTestFixture::clear_snapshot() {
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if (_configuration_snapshot == nullptr) {
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return;
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}
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ASSERT_GT(_n_snapshots, size_t(0)) << "non-null array should have at least 1 element";
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for (size_t i = 0; i < _n_snapshots; i++) {
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os::free(_configuration_snapshot[i]);
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}
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FREE_C_HEAP_ARRAY(char*, _configuration_snapshot);
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_configuration_snapshot = nullptr;
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_n_snapshots = 0;
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}
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