| /* |
| * Copyright (c) 2015, 2017, 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 "logTestFixture.hpp" |
| #include "logTestUtils.inline.hpp" |
| #include "logging/log.hpp" |
| #include "logging/logMessage.hpp" |
| #include "prims/jvm.h" |
| #include "unittest.hpp" |
| #include "utilities/globalDefinitions.hpp" |
| |
| class LogMessageTest : public LogTestFixture { |
| protected: |
| static Log(logging) _log; |
| static const char* _level_filename[]; |
| LogMessageTest(); |
| ~LogMessageTest(); |
| }; |
| |
| const char* LogMessageTest::_level_filename[] = { |
| NULL, // LogLevel::Off |
| #define LOG_LEVEL(name, printname) "multiline-" #printname ".log", |
| LOG_LEVEL_LIST |
| #undef LOG_LEVEL |
| }; |
| |
| LogMessageTest::LogMessageTest() { |
| for (int i = 0; i < LogLevel::Count; i++) { |
| char buf[32]; |
| // Attempt to remove possibly pre-existing log files |
| remove(_level_filename[i]); |
| |
| jio_snprintf(buf, sizeof(buf), "logging=%s", LogLevel::name(static_cast<LogLevelType>(i))); |
| set_log_config(_level_filename[i], buf); |
| } |
| } |
| |
| LogMessageTest::~LogMessageTest() { |
| // Stop logging to the files and remove them. |
| for (int i = 0; i < LogLevel::Count; i++) { |
| set_log_config(_level_filename[i], "all=off"); |
| remove(_level_filename[i]); |
| } |
| } |
| |
| // Verify that messages with multiple levels are written |
| // to outputs configured for all the corresponding levels |
| TEST_VM_F(LogMessageTest, level_inclusion) { |
| const size_t message_count = 10; |
| LogMessageBuffer msg[message_count]; |
| |
| struct { |
| int message_number; |
| LogLevelType level; |
| } lines[] = { |
| { 0, LogLevel::Error }, |
| { 1, LogLevel::Info }, |
| { 2, LogLevel::Info }, { 2, LogLevel::Debug }, |
| { 3, LogLevel::Info }, { 3, LogLevel::Warning }, |
| { 4, LogLevel::Debug }, { 4, LogLevel::Warning }, |
| { 5, LogLevel::Trace }, { 5, LogLevel::Debug }, |
| { 6, LogLevel::Warning }, { 6, LogLevel::Error }, |
| { 7, LogLevel::Trace }, { 7, LogLevel::Info }, { 7, LogLevel::Debug }, |
| { 8, LogLevel::Trace }, { 8, LogLevel::Debug }, { 8, LogLevel::Info }, |
| { 8, LogLevel::Warning }, { 8, LogLevel::Error}, |
| { 9, LogLevel::Trace } |
| }; |
| |
| // Fill in messages with the above lines |
| for (size_t i = 0; i < ARRAY_SIZE(lines); i++) { |
| switch (lines[i].level) { |
| #define LOG_LEVEL(name, printname) \ |
| case LogLevel::name: \ |
| msg[lines[i].message_number].printname("msg[%d]: " #printname, lines[i].message_number); \ |
| break; |
| LOG_LEVEL_LIST |
| #undef LOG_LEVEL |
| default: |
| break; |
| } |
| } |
| |
| for (size_t i = 0; i < message_count; i++) { |
| _log.write(msg[i]); |
| } |
| |
| // Verify that lines are written to the expected log files |
| for (size_t i = 0; i < ARRAY_SIZE(lines); i++) { |
| char expected[256]; |
| jio_snprintf(expected, sizeof(expected), "msg[%d]: %s", |
| lines[i].message_number, LogLevel::name(lines[i].level)); |
| for (int level = lines[i].level; level > 0; level--) { |
| EXPECT_TRUE(file_contains_substring(_level_filename[level], expected)) |
| << "line #" << i << " missing from log file " << _level_filename[level]; |
| } |
| for (int level = lines[i].level + 1; level < LogLevel::Count; level++) { |
| EXPECT_FALSE(file_contains_substring(_level_filename[level], expected)) |
| << "line #" << i << " erroneously included in log file " << _level_filename[level]; |
| } |
| } |
| } |
| |
| // Verify that messages are logged in the order they are added to the log message |
| TEST_VM_F(LogMessageTest, line_order) { |
| LogMessageBuffer msg; |
| msg.info("info line").error("error line").trace("trace line") |
| .error("another error").warning("warning line").debug("debug line"); |
| _log.write(msg); |
| |
| const char* expected[] = { "info line", "error line", "trace line", |
| "another error", "warning line", "debug line", NULL }; |
| EXPECT_TRUE(file_contains_substrings_in_order(_level_filename[LogLevel::Trace], expected)) |
| << "output missing or in incorrect order"; |
| } |
| |
| TEST_VM_F(LogMessageTest, long_message) { |
| // Write 10K bytes worth of log data |
| LogMessageBuffer msg; |
| const size_t size = 10 * K; |
| const char* start_marker = "#start#"; |
| const char* end_marker = "#the end#"; |
| char* data = NEW_C_HEAP_ARRAY(char, size, mtLogging); |
| |
| // fill buffer with start_marker...some data...end_marker |
| sprintf(data, "%s", start_marker); |
| for (size_t i = strlen(start_marker); i < size; i++) { |
| data[i] = '0' + (i % 10); |
| } |
| sprintf(data + size - strlen(end_marker) - 1, "%s", end_marker); |
| |
| msg.trace("%s", data); // Adds a newline, making the message exactly 10K in length. |
| _log.write(msg); |
| |
| const char* expected[] = { start_marker, "0123456789", end_marker, NULL }; |
| EXPECT_TRUE(file_contains_substrings_in_order(_level_filename[LogLevel::Trace], expected)) |
| << "unable to print long line"; |
| FREE_C_HEAP_ARRAY(char, data); |
| } |
| |
| TEST_VM_F(LogMessageTest, message_with_many_lines) { |
| const size_t lines = 100; |
| const size_t line_length = 16; |
| |
| LogMessageBuffer msg; |
| for (size_t i = 0; i < lines; i++) { |
| msg.info("Line #" SIZE_FORMAT, i); |
| } |
| _log.write(msg); |
| |
| char expected_lines_data[lines][line_length]; |
| const char* expected_lines[lines + 1]; |
| for (size_t i = 0; i < lines; i++) { |
| jio_snprintf(&expected_lines_data[i][0], line_length, "Line #" SIZE_FORMAT, i); |
| expected_lines[i] = expected_lines_data[i]; |
| } |
| expected_lines[lines] = NULL; |
| |
| EXPECT_TRUE(file_contains_substrings_in_order(_level_filename[LogLevel::Trace], expected_lines)) |
| << "couldn't find all lines in multiline message"; |
| } |
| |
| static size_t dummy_prefixer(char* buf, size_t len) { |
| static int i = 0; |
| const char* prefix = "some prefix: "; |
| const size_t prefix_len = strlen(prefix); |
| if (len < prefix_len) { |
| return prefix_len; |
| } |
| jio_snprintf(buf, len, "%s", prefix); |
| return prefix_len; |
| } |
| |
| TEST_VM_F(LogMessageTest, prefixing) { |
| LogMessageBuffer msg; |
| msg.set_prefix(dummy_prefixer); |
| for (int i = 0; i < 3; i++) { |
| msg.info("test %d", i); |
| } |
| msg.set_prefix(NULL); |
| msg.info("test 3"); |
| _log.write(msg); |
| |
| const char* expected[] = { |
| "] some prefix: test 0", |
| "] some prefix: test 1", |
| "] some prefix: test 2", |
| "] test 3", |
| NULL |
| }; |
| EXPECT_TRUE(file_contains_substrings_in_order(_level_filename[LogLevel::Trace], expected)) |
| << "error in prefixed output"; |
| } |
| |
| TEST_VM_F(LogMessageTest, scoped_messages) { |
| { |
| LogMessage(logging) msg; |
| msg.info("scoped info"); |
| msg.warning("scoped warn"); |
| EXPECT_FALSE(file_contains_substring(_level_filename[LogLevel::Info], "scoped info")) |
| << "scoped log message written prematurely"; |
| } |
| EXPECT_TRUE(file_contains_substring(_level_filename[LogLevel::Info], "scoped info")) |
| << "missing output from scoped log message"; |
| EXPECT_TRUE(file_contains_substring(_level_filename[LogLevel::Warning], "scoped warn")) |
| << "missing output from scoped log message"; |
| } |
| |
| TEST_VM_F(LogMessageTest, scoped_flushing) { |
| { |
| LogMessage(logging) msg; |
| msg.info("manual flush info"); |
| msg.flush(); |
| EXPECT_TRUE(file_contains_substring(_level_filename[LogLevel::Info], "manual flush info")) |
| << "missing output from manually flushed scoped log message"; |
| } |
| const char* tmp[] = {"manual flush info", "manual flush info", NULL}; |
| EXPECT_FALSE(file_contains_substrings_in_order(_level_filename[LogLevel::Info], tmp)) |
| << "log file contains duplicate lines from single scoped log message"; |
| } |
| |
| TEST_VM_F(LogMessageTest, scoped_reset) { |
| { |
| LogMessage(logging) msg, partial; |
| msg.info("%s", "info reset msg"); |
| msg.reset(); |
| partial.info("%s", "info reset msg"); |
| partial.reset(); |
| partial.trace("%s", "trace reset msg"); |
| } |
| EXPECT_FALSE(file_contains_substring(_level_filename[LogLevel::Info], "info reset msg")) |
| << "reset message written anyway"; |
| EXPECT_TRUE(file_contains_substring(_level_filename[LogLevel::Trace], "trace reset msg")) |
| << "missing message from partially reset scoped log message"; |
| } |