| 1 | /* |
| 2 | * Copyright (C) 2016, 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.context; |
| 20 | |
| 21 | import static org.junit.jupiter.api.Assertions.assertEquals; |
| 22 | import static org.junit.jupiter.api.Assertions.assertFalse; |
| 23 | import static org.junit.jupiter.api.Assertions.assertNull; |
| 24 | import static org.junit.jupiter.api.Assertions.assertTrue; |
| 25 | import static org.junit.jupiter.api.Assertions.fail; |
| 26 | |
| 27 | import java.io.IOException; |
| 28 | |
| 29 | import org.junit.jupiter.api.Test; |
| 30 | import org.junit.jupiter.api.extension.ExtendWith; |
| 31 | import org.junit.jupiter.api.BeforeEach; |
| 32 | import org.lttng.ust.agent.utils.TestPrintExtension; |
| 33 | |
| 34 | /** |
| 35 | * Generic tests related to the context retrieval mechanisms. |
| 36 | * |
| 37 | * @author Alexandre Montplaisir |
| 38 | */ |
| 39 | @ExtendWith(TestPrintExtension.class) |
| 40 | public class ContextRegistrationIT { |
| 41 | |
| 42 | private ContextInfoManager mgr; |
| 43 | |
| 44 | /** |
| 45 | * Test setup |
| 46 | */ |
| 47 | @BeforeEach |
| 48 | public void testSetup() { |
| 49 | try { |
| 50 | mgr = ContextInfoManager.getInstance(); |
| 51 | } catch (SecurityException | IOException e) { |
| 52 | fail(e.getMessage()); |
| 53 | } |
| 54 | } |
| 55 | |
| 56 | /** |
| 57 | * Test registration and unregistration of a basic retriever. |
| 58 | */ |
| 59 | @Test |
| 60 | public void testRegistration() { |
| 61 | final String retrieverName = "test.retriever"; |
| 62 | final IContextInfoRetriever emptyRetriever = (key -> null); |
| 63 | |
| 64 | boolean ret = mgr.registerContextInfoRetriever(retrieverName, emptyRetriever); |
| 65 | assertTrue(ret); |
| 66 | |
| 67 | IContextInfoRetriever retriever2 = mgr.getContextInfoRetriever(retrieverName); |
| 68 | assertEquals(emptyRetriever, retriever2); |
| 69 | |
| 70 | mgr.unregisterContextInfoRetriever(retrieverName); |
| 71 | } |
| 72 | |
| 73 | /** |
| 74 | * Test registration of retrievers with invalid names. |
| 75 | */ |
| 76 | @Test |
| 77 | public void testRegistrationInvalid() { |
| 78 | String[] invalidNames = new String[] { "test.rétriever", "with space", "1numberfirst" }; |
| 79 | for (String retrieverName : invalidNames) { |
| 80 | final IContextInfoRetriever emptyRetriever = (key -> null); |
| 81 | |
| 82 | boolean ret = mgr.registerContextInfoRetriever(retrieverName, emptyRetriever); |
| 83 | assertFalse(ret); |
| 84 | |
| 85 | IContextInfoRetriever retriever = mgr.getContextInfoRetriever(retrieverName); |
| 86 | assertNull(retriever); |
| 87 | } |
| 88 | } |
| 89 | } |