| 1 | /******************************************************************************* |
| 2 | * Copyright (c) 2015 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 | * Matthew Khouzam - Initial API and implementation |
| 11 | *******************************************************************************/ |
| 12 | |
| 13 | package org.eclipse.tracecompass.analysis.os.linux.ui.swtbot.tests.latency; |
| 14 | |
| 15 | import static org.junit.Assert.assertEquals; |
| 16 | import static org.junit.Assert.assertNotNull; |
| 17 | import static org.junit.Assert.fail; |
| 18 | |
| 19 | import java.util.ArrayList; |
| 20 | import java.util.Collections; |
| 21 | import java.util.List; |
| 22 | import java.util.Random; |
| 23 | |
| 24 | import org.apache.log4j.ConsoleAppender; |
| 25 | import org.apache.log4j.Logger; |
| 26 | import org.apache.log4j.SimpleLayout; |
| 27 | import org.eclipse.jdt.annotation.NonNull; |
| 28 | import org.eclipse.swtbot.eclipse.finder.SWTWorkbenchBot; |
| 29 | import org.eclipse.swtbot.eclipse.finder.widgets.SWTBotView; |
| 30 | import org.eclipse.swtbot.swt.finder.finders.UIThreadRunnable; |
| 31 | import org.eclipse.swtbot.swt.finder.junit.SWTBotJunit4ClassRunner; |
| 32 | import org.eclipse.swtbot.swt.finder.results.BoolResult; |
| 33 | import org.eclipse.swtbot.swt.finder.results.Result; |
| 34 | import org.eclipse.swtbot.swt.finder.utils.SWTBotPreferences; |
| 35 | import org.eclipse.swtbot.swt.finder.widgets.SWTBotTable; |
| 36 | import org.eclipse.tracecompass.analysis.os.linux.core.latency.SystemCall; |
| 37 | import org.eclipse.tracecompass.analysis.os.linux.core.latency.SystemCall.InitialInfo; |
| 38 | import org.eclipse.tracecompass.analysis.timing.ui.views.segmentstore.AbstractSegmentStoreTableViewer; |
| 39 | import org.eclipse.tracecompass.internal.analysis.os.linux.ui.views.latency.SystemCallLatencyView; |
| 40 | import org.eclipse.tracecompass.tmf.ui.swtbot.tests.shared.ConditionHelpers; |
| 41 | import org.eclipse.tracecompass.tmf.ui.swtbot.tests.shared.SWTBotUtils; |
| 42 | import org.eclipse.ui.IViewPart; |
| 43 | import org.eclipse.ui.IViewReference; |
| 44 | import org.eclipse.ui.PlatformUI; |
| 45 | import org.eclipse.ui.WorkbenchException; |
| 46 | import org.junit.After; |
| 47 | import org.junit.Before; |
| 48 | import org.junit.BeforeClass; |
| 49 | import org.junit.Test; |
| 50 | import org.junit.runner.RunWith; |
| 51 | |
| 52 | /** |
| 53 | * Tests of the latency table |
| 54 | * |
| 55 | * @author Matthew Khouzam |
| 56 | */ |
| 57 | @RunWith(SWTBotJunit4ClassRunner.class) |
| 58 | public class SystemCallLatencyTableAnalysisTest { |
| 59 | |
| 60 | private static final String VIEW_ID = SystemCallLatencyView.ID; |
| 61 | private static final String TRACING_PERSPECTIVE_ID = "org.eclipse.linuxtools.tmf.ui.perspective"; |
| 62 | |
| 63 | /** The Log4j logger instance. */ |
| 64 | private static final Logger fLogger = Logger.getRootLogger(); |
| 65 | private SystemCallLatencyView fLatencyView; |
| 66 | private AbstractSegmentStoreTableViewer fTable; |
| 67 | |
| 68 | /** |
| 69 | * Things to setup |
| 70 | */ |
| 71 | @BeforeClass |
| 72 | public static void beforeClass() { |
| 73 | |
| 74 | SWTBotUtils.initialize(); |
| 75 | Thread.currentThread().setName("SWTBotTest"); |
| 76 | /* set up for swtbot */ |
| 77 | SWTBotPreferences.TIMEOUT = 20000; /* 20 second timeout */ |
| 78 | SWTBotPreferences.KEYBOARD_LAYOUT = "EN_US"; |
| 79 | fLogger.removeAllAppenders(); |
| 80 | fLogger.addAppender(new ConsoleAppender(new SimpleLayout(), ConsoleAppender.SYSTEM_OUT)); |
| 81 | SWTWorkbenchBot bot = new SWTWorkbenchBot(); |
| 82 | final List<SWTBotView> openViews = bot.views(); |
| 83 | for (SWTBotView view : openViews) { |
| 84 | if (view.getTitle().equals("Welcome")) { |
| 85 | view.close(); |
| 86 | bot.waitUntil(ConditionHelpers.ViewIsClosed(view)); |
| 87 | } |
| 88 | } |
| 89 | /* Switch perspectives */ |
| 90 | switchTracingPerspective(); |
| 91 | /* Finish waiting for eclipse to load */ |
| 92 | SWTBotUtils.waitForJobs(); |
| 93 | |
| 94 | } |
| 95 | |
| 96 | /** |
| 97 | * Opens a latency table |
| 98 | */ |
| 99 | @Before |
| 100 | public void createTable() { |
| 101 | /* |
| 102 | * Open latency view |
| 103 | */ |
| 104 | SWTBotUtils.openView(VIEW_ID); |
| 105 | SWTWorkbenchBot bot = new SWTWorkbenchBot(); |
| 106 | SWTBotView viewBot = bot.viewById(VIEW_ID); |
| 107 | final IViewReference viewReference = viewBot.getViewReference(); |
| 108 | IViewPart viewPart = UIThreadRunnable.syncExec(new Result<IViewPart>() { |
| 109 | @Override |
| 110 | public IViewPart run() { |
| 111 | return viewReference.getView(true); |
| 112 | } |
| 113 | }); |
| 114 | assertNotNull(viewPart); |
| 115 | if (!(viewPart instanceof SystemCallLatencyView)) { |
| 116 | fail("Could not instanciate view"); |
| 117 | } |
| 118 | fLatencyView = (SystemCallLatencyView) viewPart; |
| 119 | fTable = fLatencyView.getSegmentStoreViewer(); |
| 120 | assertNotNull(fTable); |
| 121 | } |
| 122 | |
| 123 | /** |
| 124 | * Closes the view |
| 125 | */ |
| 126 | @After |
| 127 | public void closeTable() { |
| 128 | final SWTWorkbenchBot swtWorkbenchBot = new SWTWorkbenchBot(); |
| 129 | SWTBotView viewBot = swtWorkbenchBot.viewById(VIEW_ID); |
| 130 | viewBot.close(); |
| 131 | } |
| 132 | |
| 133 | private static void switchTracingPerspective() { |
| 134 | final Exception retE[] = new Exception[1]; |
| 135 | if (!UIThreadRunnable.syncExec(new BoolResult() { |
| 136 | @Override |
| 137 | public Boolean run() { |
| 138 | try { |
| 139 | PlatformUI.getWorkbench().showPerspective(TRACING_PERSPECTIVE_ID, |
| 140 | PlatformUI.getWorkbench().getActiveWorkbenchWindow()); |
| 141 | } catch (WorkbenchException e) { |
| 142 | retE[0] = e; |
| 143 | return false; |
| 144 | } |
| 145 | return true; |
| 146 | } |
| 147 | })) { |
| 148 | fail(retE[0].getMessage()); |
| 149 | } |
| 150 | |
| 151 | } |
| 152 | |
| 153 | /** |
| 154 | * Test incrementing |
| 155 | */ |
| 156 | @Test |
| 157 | public void climbTest() { |
| 158 | List<@NonNull SystemCall> fixture = new ArrayList<>(); |
| 159 | for (int i = 0; i < 100; i++) { |
| 160 | fixture.add(new SystemCall(new InitialInfo(i, "", Collections.EMPTY_MAP), 2 * i, 0)); |
| 161 | } |
| 162 | |
| 163 | assertNotNull(fTable); |
| 164 | fTable.updateModel(fixture); |
| 165 | SWTBotTable tableBot = new SWTBotTable(fTable.getTableViewer().getTable()); |
| 166 | assertEquals("0", tableBot.cell(0, 2)); |
| 167 | tableBot.header("Duration").click(); |
| 168 | assertEquals("0", tableBot.cell(0, 2)); |
| 169 | tableBot.header("Duration").click(); |
| 170 | assertEquals("99", tableBot.cell(0, 2)); |
| 171 | } |
| 172 | |
| 173 | /** |
| 174 | * Test decrementing |
| 175 | */ |
| 176 | @Test |
| 177 | public void decrementingTest() { |
| 178 | List<@NonNull SystemCall> fixture = new ArrayList<>(); |
| 179 | for (int i = 100; i >= 0; i--) { |
| 180 | fixture.add(new SystemCall(new InitialInfo(i, "", Collections.EMPTY_MAP), 2 * i, 0)); |
| 181 | } |
| 182 | assertNotNull(fTable); |
| 183 | fTable.updateModel(fixture); |
| 184 | SWTBotTable tableBot = new SWTBotTable(fTable.getTableViewer().getTable()); |
| 185 | assertEquals("100", tableBot.cell(0, 2)); |
| 186 | tableBot.header("Duration").click(); |
| 187 | assertEquals("0", tableBot.cell(0, 2)); |
| 188 | tableBot.header("Duration").click(); |
| 189 | assertEquals("100", tableBot.cell(0, 2)); |
| 190 | } |
| 191 | |
| 192 | /** |
| 193 | * Test small table |
| 194 | */ |
| 195 | @Test |
| 196 | public void smallTest() { |
| 197 | List<@NonNull SystemCall> fixture = new ArrayList<>(); |
| 198 | for (int i = 1; i >= 0; i--) { |
| 199 | fixture.add(new SystemCall(new InitialInfo(i, "", Collections.EMPTY_MAP), 2 * i, 0)); |
| 200 | } |
| 201 | assertNotNull(fTable); |
| 202 | fTable.updateModel(fixture); |
| 203 | SWTBotTable tableBot = new SWTBotTable(fTable.getTableViewer().getTable()); |
| 204 | assertEquals("1", tableBot.cell(0, 2)); |
| 205 | tableBot.header("Duration").click(); |
| 206 | assertEquals("0", tableBot.cell(0, 2)); |
| 207 | tableBot.header("Duration").click(); |
| 208 | assertEquals("1", tableBot.cell(0, 2)); |
| 209 | } |
| 210 | |
| 211 | /** |
| 212 | * Test large |
| 213 | */ |
| 214 | @Test |
| 215 | public void largeTest() { |
| 216 | final int size = 1000000; |
| 217 | SystemCall[] fixture = new SystemCall[size]; |
| 218 | for (int i = 0; i < size; i++) { |
| 219 | fixture[i] = (new SystemCall(new InitialInfo(i, "", Collections.EMPTY_MAP), 2 * i, 0)); |
| 220 | } |
| 221 | assertNotNull(fTable); |
| 222 | fTable.updateModel(fixture); |
| 223 | SWTBotTable tableBot = new SWTBotTable(fTable.getTableViewer().getTable()); |
| 224 | assertEquals("0", tableBot.cell(0, 2)); |
| 225 | tableBot.header("Duration").click(); |
| 226 | assertEquals("0", tableBot.cell(0, 2)); |
| 227 | tableBot.header("Duration").click(); |
| 228 | assertEquals("999999", tableBot.cell(0, 2)); |
| 229 | } |
| 230 | |
| 231 | /** |
| 232 | * Test noise |
| 233 | */ |
| 234 | @Test |
| 235 | public void noiseTest() { |
| 236 | Random rnd = new Random(); |
| 237 | rnd.setSeed(1234); |
| 238 | final int size = 1000000; |
| 239 | SystemCall[] fixture = new SystemCall[size]; |
| 240 | for (int i = 0; i < size; i++) { |
| 241 | int start = Math.abs(rnd.nextInt(100000000)); |
| 242 | int end = start + Math.abs(rnd.nextInt(1000000)); |
| 243 | fixture[i] = (new SystemCall(new InitialInfo(start, "", Collections.EMPTY_MAP), end, 0)); |
| 244 | } |
| 245 | assertNotNull(fTable); |
| 246 | fTable.updateModel(fixture); |
| 247 | SWTBotTable tableBot = new SWTBotTable(fTable.getTableViewer().getTable()); |
| 248 | assertEquals("894633", tableBot.cell(0, 2)); |
| 249 | tableBot.header("Duration").click(); |
| 250 | assertEquals("0", tableBot.cell(0, 2)); |
| 251 | tableBot.header("Duration").click(); |
| 252 | assertEquals("999999", tableBot.cell(0, 2)); |
| 253 | } |
| 254 | |
| 255 | /** |
| 256 | * Test gaussian noise |
| 257 | */ |
| 258 | @Test |
| 259 | public void gaussianNoiseTest() { |
| 260 | Random rnd = new Random(); |
| 261 | rnd.setSeed(1234); |
| 262 | List<@NonNull SystemCall> fixture = new ArrayList<>(); |
| 263 | for (int i = 1; i <= 1000000; i++) { |
| 264 | int start = Math.abs(rnd.nextInt(100000000)); |
| 265 | final int delta = Math.abs(rnd.nextInt(1000)); |
| 266 | int end = start + delta * delta; |
| 267 | fixture.add(new SystemCall(new InitialInfo(start, "", Collections.EMPTY_MAP), end, 0)); |
| 268 | } |
| 269 | assertNotNull(fTable); |
| 270 | fTable.updateModel(fixture); |
| 271 | SWTBotTable tableBot = new SWTBotTable(fTable.getTableViewer().getTable()); |
| 272 | assertEquals("400689", tableBot.cell(0, 2)); |
| 273 | tableBot.header("Duration").click(); |
| 274 | assertEquals("0", tableBot.cell(0, 2)); |
| 275 | tableBot.header("Duration").click(); |
| 276 | assertEquals("998001", tableBot.cell(0, 2)); |
| 277 | } |
| 278 | |
| 279 | } |