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1 | /******************************************************************************* |
2 | * Copyright (c) 2014 Ericsson | |
3 | * | |
4 | * All rights reserved. This program and the accompanying materials are | |
5 | * made available under the terms of the Eclipse Public License v1.0 which | |
6 | * accompanies this distribution, and is available at | |
7 | * http://www.eclipse.org/legal/epl-v10.html | |
8 | * | |
9 | * Contributors: | |
10 | * Bernd Hufmann - Initial API and implementation | |
11 | *******************************************************************************/ | |
12 | ||
13 | package org.eclipse.tracecompass.lttng2.kernel.ui.swtbot.tests; | |
14 | ||
15 | import static org.junit.Assert.assertNotNull; | |
16 | import static org.junit.Assert.fail; | |
17 | import static org.junit.Assume.assumeTrue; | |
18 | ||
19 | import java.io.ByteArrayOutputStream; | |
20 | import java.io.File; | |
21 | import java.io.IOException; | |
22 | import java.io.PrintStream; | |
23 | ||
24 | import org.eclipse.core.runtime.IStatus; | |
25 | import org.eclipse.core.runtime.MultiStatus; | |
26 | import org.eclipse.core.runtime.jobs.IJobChangeEvent; | |
27 | import org.eclipse.core.runtime.jobs.IJobManager; | |
28 | import org.eclipse.core.runtime.jobs.Job; | |
29 | import org.eclipse.core.runtime.jobs.JobChangeAdapter; | |
30 | import org.eclipse.osgi.util.NLS; | |
31 | import org.eclipse.swtbot.eclipse.finder.SWTWorkbenchBot; | |
32 | import org.eclipse.swtbot.swt.finder.junit.SWTBotJunit4ClassRunner; | |
33 | import org.eclipse.swtbot.swt.finder.utils.SWTBotPreferences; | |
34 | import org.eclipse.tracecompass.tmf.core.analysis.Messages; | |
35 | import org.eclipse.tracecompass.tmf.ctf.core.tests.shared.CtfTmfTestTrace; | |
36 | import org.eclipse.tracecompass.tmf.ui.swtbot.tests.SWTBotUtil; | |
37 | import org.junit.BeforeClass; | |
38 | import org.junit.Test; | |
39 | import org.junit.runner.RunWith; | |
40 | ||
41 | /** | |
42 | * SWTBot stress test for opening and closing of traces. | |
43 | * | |
44 | * @author Bernd Hufmann | |
45 | */ | |
46 | @RunWith(SWTBotJunit4ClassRunner.class) | |
47 | public class OpenTraceStressTest { | |
48 | ||
49 | private static final String TRACE_TYPE = "org.eclipse.linuxtools.lttng2.kernel.tracetype"; | |
50 | private static final String KERNEL_PERSPECTIVE_ID = "org.eclipse.linuxtools.lttng2.kernel.ui.perspective"; | |
51 | private static final CtfTmfTestTrace CTF_TRACE = CtfTmfTestTrace.SYNC_DEST; | |
52 | private static final String TRACE_PROJECT_NAME = "test"; | |
53 | ||
54 | private static SWTWorkbenchBot workbenchbot; | |
55 | ||
56 | /** | |
57 | * Test Class setup | |
58 | */ | |
59 | @BeforeClass | |
60 | public static void init() { | |
61 | SWTBotUtil.failIfUIThread(); | |
62 | ||
63 | /* Set up for swtbot */ | |
64 | SWTBotPreferences.TIMEOUT = 20000; /* 20 second timeout */ | |
65 | ||
66 | workbenchbot = new SWTWorkbenchBot(); | |
67 | ||
68 | /* Close welcome view */ | |
69 | SWTBotUtil.closeView("Welcome", workbenchbot); | |
70 | ||
71 | /* Switch perspectives */ | |
72 | SWTBotUtil.switchToPerspective(KERNEL_PERSPECTIVE_ID); | |
73 | ||
74 | /* Finish waiting for eclipse to load */ | |
75 | SWTBotUtil.waitForJobs(); | |
76 | } | |
77 | ||
78 | /** | |
79 | * Main test case to test opening and closing of traces concurrently. | |
80 | */ | |
81 | @Test | |
82 | public void testOpenAndCloseConcurrency() { | |
83 | SWTBotUtil.createProject(TRACE_PROJECT_NAME); | |
84 | ||
85 | File fTestFile = new File(CTF_TRACE.getPath()); | |
86 | ||
87 | String path = fTestFile.getAbsolutePath(); | |
88 | ||
89 | assertNotNull(fTestFile); | |
90 | assumeTrue(fTestFile.exists()); | |
91 | ||
92 | /* | |
93 | * This opening and closing of traces will trigger several threads for analysis which | |
94 | * will be closed concurrently. There used to be a concurrency bug (447434) which should | |
95 | * be fixed by now and this test should run without any exceptions. | |
96 | * | |
97 | * Since the failure depends on timing it only happened sometimes before the bug fix | |
98 | * using this test. | |
99 | */ | |
100 | final MultiStatus status = new MultiStatus("lttn2.kernel.ui.swtbot.tests", IStatus.OK, null, null); | |
101 | IJobManager mgr = Job.getJobManager(); | |
102 | JobChangeAdapter changeListener = new JobChangeAdapter() { | |
103 | @Override | |
104 | public void done(IJobChangeEvent event) { | |
105 | Job job = event.getJob(); | |
106 | // Check for analysis failure | |
107 | String jobNamePrefix = NLS.bind(Messages.TmfAbstractAnalysisModule_RunningAnalysis, ""); | |
108 | if ((job.getName().startsWith(jobNamePrefix)) && (job.getResult().getSeverity() == IStatus.ERROR)) { | |
109 | status.add(job.getResult()); | |
110 | } | |
111 | } | |
112 | }; | |
113 | mgr.addJobChangeListener(changeListener); | |
114 | for (int i = 0; i < 10; i++) { | |
115 | SWTBotUtil.openTrace(TRACE_PROJECT_NAME, path, TRACE_TYPE, false); | |
116 | SWTBotUtil.openTrace(TRACE_PROJECT_NAME, path, TRACE_TYPE, false); | |
117 | SWTBotUtil.openTrace(TRACE_PROJECT_NAME, path, TRACE_TYPE, false); | |
118 | SWTBotUtil.openTrace(TRACE_PROJECT_NAME, path, TRACE_TYPE, false); | |
119 | SWTBotUtil.openTrace(TRACE_PROJECT_NAME, path, TRACE_TYPE, false); | |
120 | // Add little delay so that treads have a chance to start | |
121 | SWTBotUtil.delay(1000); | |
122 | workbenchbot.closeAllEditors(); | |
123 | ||
124 | if (!status.isOK()) { | |
125 | SWTBotUtil.deleteProject(TRACE_PROJECT_NAME, workbenchbot); | |
126 | fail(handleErrorStatus(status)); | |
127 | } | |
128 | } | |
129 | SWTBotUtil.deleteProject(TRACE_PROJECT_NAME, workbenchbot); | |
130 | } | |
131 | ||
132 | private static String handleErrorStatus(MultiStatus status) { | |
133 | ||
134 | // Build a string with all the children status messages, exception | |
135 | // messages and stack traces | |
136 | StringBuilder sb = new StringBuilder(); | |
137 | for (IStatus childStatus : status.getChildren()) { | |
138 | StringBuilder childSb = new StringBuilder(); | |
139 | if (!childStatus.getMessage().isEmpty()) { | |
140 | childSb.append(childStatus.getMessage() + '\n'); | |
141 | } | |
142 | ||
143 | Throwable childException = childStatus.getException(); | |
144 | if (childException != null) { | |
145 | String reason = childException.getMessage(); | |
146 | // Some system exceptions have no message | |
147 | if (reason == null) { | |
148 | reason = childException.toString(); | |
149 | } | |
150 | ||
151 | String stackMessage = getExceptionStackMessage(childException); | |
152 | if (stackMessage == null) { | |
153 | stackMessage = reason; | |
154 | } | |
155 | ||
156 | childSb.append(stackMessage); | |
157 | } | |
158 | ||
159 | if (childSb.length() > 0) { | |
160 | childSb.insert(0, '\n'); | |
161 | sb.append(childSb.toString()); | |
162 | } | |
163 | } | |
164 | return sb.toString(); | |
165 | } | |
166 | ||
167 | private static String getExceptionStackMessage(Throwable exception) { | |
168 | String stackMessage = null; | |
169 | ByteArrayOutputStream baos = new ByteArrayOutputStream(); | |
170 | PrintStream ps = new PrintStream(baos); | |
171 | exception.printStackTrace(ps); | |
172 | ps.flush(); | |
173 | try { | |
174 | baos.flush(); | |
175 | stackMessage = baos.toString(); | |
176 | } catch (IOException e) { | |
177 | } | |
178 | ||
179 | return stackMessage; | |
180 | } | |
181 | } |