| 1 | /******************************************************************************* |
| 2 | * Copyright (c) 2012, 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 | * Alexandre Montplaisir - Initial API and implementation |
| 11 | * Bernd Hufmann - Use state system analysis module instead of factory |
| 12 | ******************************************************************************/ |
| 13 | |
| 14 | package org.eclipse.linuxtools.lttng2.kernel.core.tests.stateprovider; |
| 15 | |
| 16 | import static org.junit.Assert.assertEquals; |
| 17 | import static org.junit.Assert.assertNotNull; |
| 18 | import static org.junit.Assert.assertTrue; |
| 19 | import static org.junit.Assert.fail; |
| 20 | |
| 21 | import java.io.File; |
| 22 | |
| 23 | import org.eclipse.jdt.annotation.NonNull; |
| 24 | import org.eclipse.jdt.annotation.NonNullByDefault; |
| 25 | import org.eclipse.jdt.annotation.Nullable; |
| 26 | import org.eclipse.linuxtools.internal.lttng2.kernel.core.stateprovider.LttngKernelStateProvider; |
| 27 | import org.eclipse.linuxtools.statesystem.core.ITmfStateSystem; |
| 28 | import org.eclipse.tracecompass.tmf.core.exceptions.TmfAnalysisException; |
| 29 | import org.eclipse.tracecompass.tmf.core.statesystem.ITmfStateProvider; |
| 30 | import org.eclipse.tracecompass.tmf.core.statesystem.TmfStateSystemAnalysisModule; |
| 31 | import org.eclipse.tracecompass.tmf.core.trace.ITmfTrace; |
| 32 | import org.eclipse.tracecompass.tmf.core.trace.TmfTraceManager; |
| 33 | import org.eclipse.tracecompass.tmf.ctf.core.CtfTmfTrace; |
| 34 | import org.junit.After; |
| 35 | import org.junit.Test; |
| 36 | |
| 37 | /** |
| 38 | * State system tests using a full history back-end and the LTTng kernel state |
| 39 | * input. |
| 40 | * |
| 41 | * @author Alexandre Montplaisir |
| 42 | */ |
| 43 | public class StateSystemFullHistoryTest extends StateSystemTest { |
| 44 | |
| 45 | private static final @NonNull String TEST_FILE_NAME = "test.ht"; |
| 46 | private static final @NonNull String BENCHMARK_FILE_NAME = "test.benchmark.ht"; |
| 47 | |
| 48 | private File stateFile; |
| 49 | private File stateFileBenchmark; |
| 50 | private TestLttngKernelAnalysisModule module; |
| 51 | |
| 52 | @Override |
| 53 | protected ITmfStateSystem initialize() { |
| 54 | stateFile = createStateFile(TEST_FILE_NAME); |
| 55 | stateFileBenchmark = createStateFile(BENCHMARK_FILE_NAME); |
| 56 | |
| 57 | module = new TestLttngKernelAnalysisModule(TEST_FILE_NAME); |
| 58 | try { |
| 59 | module.setTrace(testTrace.getTrace()); |
| 60 | } catch (TmfAnalysisException e) { |
| 61 | fail(); |
| 62 | } |
| 63 | module.schedule(); |
| 64 | assertTrue(module.waitForCompletion()); |
| 65 | return module.getStateSystem(); |
| 66 | } |
| 67 | |
| 68 | /** |
| 69 | * Clean-up |
| 70 | */ |
| 71 | @After |
| 72 | public void cleanup() { |
| 73 | if (module != null) { |
| 74 | module.close(); |
| 75 | } |
| 76 | if (stateFile != null) { |
| 77 | stateFile.delete(); |
| 78 | } |
| 79 | if (stateFileBenchmark != null) { |
| 80 | stateFileBenchmark.delete(); |
| 81 | } |
| 82 | } |
| 83 | |
| 84 | // ------------------------------------------------------------------------ |
| 85 | // Tests specific to a full-history |
| 86 | // ------------------------------------------------------------------------ |
| 87 | |
| 88 | /** |
| 89 | * Rebuild independently so we can benchmark it. Too bad JUnit doesn't allow |
| 90 | * us to @Test the @BeforeClass... |
| 91 | */ |
| 92 | @Test |
| 93 | public void testBuild() { |
| 94 | try (TestLttngKernelAnalysisModule module2 = |
| 95 | new TestLttngKernelAnalysisModule(BENCHMARK_FILE_NAME);) { |
| 96 | try { |
| 97 | module2.setTrace(testTrace.getTrace()); |
| 98 | } catch (TmfAnalysisException e) { |
| 99 | fail(); |
| 100 | } |
| 101 | module2.schedule(); |
| 102 | assertTrue(module2.waitForCompletion()); |
| 103 | ITmfStateSystem ssb2 = module2.getStateSystem(); |
| 104 | |
| 105 | assertNotNull(ssb2); |
| 106 | assertEquals(startTime, ssb2.getStartTime()); |
| 107 | assertEquals(endTime, ssb2.getCurrentEndTime()); |
| 108 | } |
| 109 | } |
| 110 | |
| 111 | /** |
| 112 | * Test re-opening the existing file. |
| 113 | */ |
| 114 | @Test |
| 115 | public void testOpenExistingStateFile() { |
| 116 | /* 'newStateFile' should have already been created */ |
| 117 | try (TestLttngKernelAnalysisModule module2 = new TestLttngKernelAnalysisModule(TEST_FILE_NAME);) { |
| 118 | try { |
| 119 | module2.setTrace(testTrace.getTrace()); |
| 120 | } catch (TmfAnalysisException e) { |
| 121 | fail(); |
| 122 | } |
| 123 | module2.schedule(); |
| 124 | assertTrue(module2.waitForCompletion()); |
| 125 | ITmfStateSystem ssb2 = module2.getStateSystem(); |
| 126 | |
| 127 | assertNotNull(ssb2); |
| 128 | assertEquals(startTime, ssb2.getStartTime()); |
| 129 | assertEquals(endTime, ssb2.getCurrentEndTime()); |
| 130 | } |
| 131 | } |
| 132 | |
| 133 | @NonNullByDefault |
| 134 | private static class TestLttngKernelAnalysisModule extends TmfStateSystemAnalysisModule { |
| 135 | |
| 136 | private final String htFileName; |
| 137 | |
| 138 | /** |
| 139 | * Constructor adding the views to the analysis |
| 140 | * @param htFileName |
| 141 | * The History File Name |
| 142 | */ |
| 143 | public TestLttngKernelAnalysisModule(String htFileName) { |
| 144 | super(); |
| 145 | this.htFileName = htFileName; |
| 146 | } |
| 147 | |
| 148 | @Override |
| 149 | public void setTrace(@Nullable ITmfTrace trace) throws TmfAnalysisException { |
| 150 | if (!(trace instanceof CtfTmfTrace)) { |
| 151 | throw new IllegalStateException("TestLttngKernelAnalysisModule: trace should be of type CtfTmfTrace"); //$NON-NLS-1$ |
| 152 | } |
| 153 | super.setTrace(trace); |
| 154 | } |
| 155 | |
| 156 | @Override |
| 157 | protected ITmfStateProvider createStateProvider() { |
| 158 | return new LttngKernelStateProvider(getTrace()); |
| 159 | } |
| 160 | |
| 161 | @Override |
| 162 | protected StateSystemBackendType getBackendType() { |
| 163 | return StateSystemBackendType.FULL; |
| 164 | } |
| 165 | |
| 166 | @Override |
| 167 | protected String getSsFileName() { |
| 168 | return htFileName; |
| 169 | } |
| 170 | } |
| 171 | |
| 172 | private static File createStateFile(String name) { |
| 173 | File file = new File(TmfTraceManager.getSupplementaryFileDir(testTrace.getTrace()) + name); |
| 174 | if (file.exists()) { |
| 175 | file.delete(); |
| 176 | } |
| 177 | return file; |
| 178 | } |
| 179 | |
| 180 | } |