| /* |
| * 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 "gc/shared/gcTraceTime.inline.hpp" |
| #include "logTestFixture.hpp" |
| #include "logTestUtils.inline.hpp" |
| #include "logging/log.hpp" |
| #include "prims/jvm.h" |
| #include "unittest.hpp" |
| |
| class LogTest : public LogTestFixture { |
| }; |
| |
| #define LOG_PREFIX_STR "THE_PREFIX " |
| #define LOG_LINE_STR "a log line" |
| |
| size_t Test_log_prefix_prefixer(char* buf, size_t len) { |
| int ret = jio_snprintf(buf, len, LOG_PREFIX_STR); |
| assert(ret > 0, "Failed to print prefix. Log buffer too small?"); |
| return (size_t) ret; |
| } |
| |
| #ifdef ASSERT // 'test' tag is debug only |
| TEST_VM_F(LogTest, prefix) { |
| set_log_config(TestLogFileName, "logging+test=trace"); |
| log_trace(logging, test)(LOG_LINE_STR); |
| EXPECT_TRUE(file_contains_substring(TestLogFileName, LOG_PREFIX_STR LOG_LINE_STR)); |
| } |
| #endif |
| |
| TEST_VM_F(LogTest, large_message) { |
| char big_msg[4096] = {0}; |
| char Xchar = '~'; |
| |
| set_log_config(TestLogFileName, "logging=trace"); |
| |
| memset(big_msg, Xchar, sizeof(big_msg) - 1); |
| log_trace(logging)("%s", big_msg); |
| |
| ResourceMark rm; |
| FILE* fp = fopen(TestLogFileName, "r"); |
| ASSERT_NE((void*)NULL, fp); |
| char* output = read_line(fp); |
| fclose(fp); |
| |
| size_t count = 0; |
| for (size_t ps = 0 ; output[ps + count] != '\0'; output[ps + count] == Xchar ? count++ : ps++); |
| EXPECT_EQ(sizeof(big_msg) - 1, count); |
| } |
| |
| TEST_VM_F(LogTest, enabled_logtarget) { |
| set_log_config(TestLogFileName, "gc=debug"); |
| |
| LogTarget(Debug, gc) log; |
| EXPECT_TRUE(log.is_enabled()); |
| |
| // Log the line and expect it to be available in the output file. |
| log.print(LOG_TEST_STRING_LITERAL); |
| |
| EXPECT_TRUE(file_contains_substring(TestLogFileName, LOG_TEST_STRING_LITERAL)); |
| } |
| |
| TEST_VM_F(LogTest, disabled_logtarget) { |
| set_log_config(TestLogFileName, "gc=info"); |
| |
| LogTarget(Debug, gc) log; |
| EXPECT_FALSE(log.is_enabled()); |
| |
| // Try to log, but expect this to be filtered out. |
| log.print(LOG_TEST_STRING_LITERAL); |
| |
| // Log a dummy line so that fgets doesn't return NULL because the file is empty. |
| log_info(gc)("Dummy line"); |
| |
| EXPECT_FALSE(file_contains_substring(TestLogFileName, LOG_TEST_STRING_LITERAL)); |
| } |
| |
| TEST_VM_F(LogTest, enabled_loghandle) { |
| set_log_config(TestLogFileName, "gc=debug"); |
| |
| Log(gc) log; |
| LogHandle log_handle(log); |
| |
| EXPECT_TRUE(log_handle.is_debug()); |
| |
| // Try to log through a LogHandle. |
| log_handle.debug("%d workers", 3); |
| |
| EXPECT_TRUE(file_contains_substring(TestLogFileName, "3 workers")); |
| } |
| |
| TEST_VM_F(LogTest, disabled_loghandle) { |
| set_log_config(TestLogFileName, "gc=info"); |
| |
| Log(gc) log; |
| LogHandle log_handle(log); |
| |
| EXPECT_FALSE(log_handle.is_debug()); |
| |
| // Try to log through a LogHandle. |
| log_handle.debug("%d workers", 3); |
| |
| // Log a dummy line so that fgets doesn't return NULL because the file is empty. |
| log_info(gc)("Dummy line"); |
| |
| EXPECT_FALSE(file_contains_substring(TestLogFileName, "3 workers")); |
| } |
| |
| TEST_VM_F(LogTest, enabled_logtargethandle) { |
| set_log_config(TestLogFileName, "gc=debug"); |
| |
| LogTarget(Debug, gc) log; |
| LogTargetHandle log_handle(log); |
| |
| EXPECT_TRUE(log_handle.is_enabled()); |
| |
| // Try to log through a LogHandle. |
| log_handle.print("%d workers", 3); |
| |
| EXPECT_TRUE(file_contains_substring(TestLogFileName, "3 workers")); |
| } |
| |
| TEST_VM_F(LogTest, disabled_logtargethandle) { |
| set_log_config(TestLogFileName, "gc=info"); |
| |
| LogTarget(Debug, gc) log; |
| LogTargetHandle log_handle(log); |
| |
| EXPECT_FALSE(log_handle.is_enabled()); |
| |
| // Try to log through a LogHandle. |
| log_handle.print("%d workers", 3); |
| |
| // Log a dummy line so that fgets doesn't return NULL because the file is empty. |
| log_info(gc)("Dummy line"); |
| |
| EXPECT_FALSE(file_contains_substring(TestLogFileName, "3 workers")); |
| } |