2 * Copyright (C) 2015, EfficiOS Inc., Alexandre Montplaisir <alexmonthy@efficios.com>
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License along
15 * with this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
19 package org
.lttng
.ust
.agent
.utils
;
21 import static org
.junit
.jupiter
.api
.Assertions
.assertTrue
;
22 import static org
.junit
.jupiter
.api
.Assertions
.fail
;
24 import java
.io
.IOException
;
26 import org
.apache
.log4j
.Level
;
27 import org
.apache
.log4j
.Logger
;
28 import org
.lttng
.tools
.LttngToolsHelper
;
29 import org
.lttng
.tools
.ILttngSession
.Domain
;
30 import org
.lttng
.ust
.agent
.log4j
.LttngLogAppender
;
33 * Utility methods for log4j tests
35 public final class Log4jTestUtils
{
37 private Log4jTestUtils() {
41 * Setup method common to most log4j tests. To be called in a @BeforeClass.
43 public static void testClassSetup() {
44 /* Make sure we can find the JNI library and lttng-tools */
45 checkForLog4jLibrary();
46 assertTrue(LttngUtils
.checkForLttngTools(Domain
.LOG4J
), "lttng-tools is not working properly.");
48 LttngToolsHelper
.destroyAllSessions();
52 * Teardown method common to most log4j tests. To be called in a @AfterClass.
54 public static void testClassCleanup() {
55 LttngToolsHelper
.deleteAllTraces();
59 * Check the the Log4j native library is available, effectively allowing
60 * LTTng Log4j appenders to be used.
62 private static void checkForLog4jLibrary() {
64 LttngLogAppender testAppender
= new LttngLogAppender();
66 } catch (SecurityException
| IOException e
) {
72 * Send 10 dummy events through the provided logger
75 * The logger to use to send events
77 public static void send10Events(Logger logger
) {
78 // Levels/priorities are DEBUG, ERROR, FATAL, INFO, TRACE, WARN
79 logger
.debug("Debug message. Lost among so many.");
80 logger
.debug("Debug message with a throwable", new IOException());
81 logger
.error("Error messsage. This might be bad.");
82 logger
.error("Error message with a throwable", new IOException());
83 logger
.fatal("A fatal message. You are already dead.");
84 logger
.info("A info message. Lol, who cares.");
85 logger
.trace("A trace message. No, no *that* trace");
86 logger
.warn("A warn message. Yellow underline.");
87 logger
.log(Level
.DEBUG
, "A debug message using .log()");
88 logger
.log(Level
.ERROR
, "A error message using .log()");