| 1 | /* |
| 2 | * Copyright (C) 2015, EfficiOS Inc., Alexandre Montplaisir <alexmonthy@efficios.com> |
| 3 | * |
| 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. |
| 8 | * |
| 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. |
| 13 | * |
| 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. |
| 17 | */ |
| 18 | |
| 19 | package org.lttng.ust.agent.utils; |
| 20 | |
| 21 | import static org.junit.jupiter.api.Assertions.assertTrue; |
| 22 | import static org.junit.jupiter.api.Assertions.fail; |
| 23 | |
| 24 | import java.io.IOException; |
| 25 | import java.util.logging.Level; |
| 26 | import java.util.logging.Logger; |
| 27 | |
| 28 | import org.lttng.tools.LttngToolsHelper; |
| 29 | import org.lttng.tools.ILttngSession.Domain; |
| 30 | import org.lttng.ust.agent.jul.LttngLogHandler; |
| 31 | |
| 32 | /** |
| 33 | * Utility methods for JUL tests |
| 34 | */ |
| 35 | public final class JulTestUtils { |
| 36 | |
| 37 | private JulTestUtils() { |
| 38 | } |
| 39 | |
| 40 | /** |
| 41 | * Setup method common to most JUL tests. To be called in a @BeforeClass. |
| 42 | */ |
| 43 | public static void testClassSetup() { |
| 44 | /* Make sure we can find the JNI library and lttng-tools */ |
| 45 | checkForJulLibrary(); |
| 46 | assertTrue(LttngUtils.checkForLttngTools(Domain.JUL), "lttng-tools is not working properly."); |
| 47 | |
| 48 | LttngToolsHelper.destroyAllSessions(); |
| 49 | } |
| 50 | |
| 51 | /** |
| 52 | * Teardown method common to most JUL tests. To be called in a @AfterClass. |
| 53 | */ |
| 54 | public static void testClassCleanup() { |
| 55 | LttngToolsHelper.deleteAllTraces(); |
| 56 | } |
| 57 | |
| 58 | /** |
| 59 | * Check the the JUL native library is available, effectively allowing LTTng |
| 60 | * JUL handlers to be used. |
| 61 | */ |
| 62 | private static void checkForJulLibrary() { |
| 63 | try { |
| 64 | LttngLogHandler testHandler = new LttngLogHandler(); |
| 65 | testHandler.close(); |
| 66 | } catch (SecurityException | IOException e) { |
| 67 | fail(e.getMessage()); |
| 68 | } |
| 69 | } |
| 70 | |
| 71 | /** |
| 72 | * Send 10 dummy events through the provided logger |
| 73 | * |
| 74 | * @param logger |
| 75 | * The logger to use to send events |
| 76 | */ |
| 77 | public static void send10EventsTo(Logger logger) { |
| 78 | String a = new String("a"); |
| 79 | Object[] params = { a, new String("b"), new Object() }; |
| 80 | |
| 81 | // Levels are FINE, FINER, FINEST, INFO, SEVERE, WARNING |
| 82 | logger.fine("A fine level message"); |
| 83 | logger.finer("A finer level message"); |
| 84 | logger.finest("A finest level message"); |
| 85 | logger.info("A info level message"); |
| 86 | logger.severe("A severe level message"); |
| 87 | logger.warning("A warning level message"); |
| 88 | logger.warning("Another warning level message"); |
| 89 | logger.log(Level.WARNING, "A warning message using Logger.log()"); |
| 90 | logger.log(Level.INFO, "A message with one parameter", a); |
| 91 | logger.log(Level.INFO, "A message with parameters", params); |
| 92 | } |
| 93 | } |