| 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 | * Matthew Khouzam - Initial API and implementation |
| 11 | *******************************************************************************/ |
| 12 | |
| 13 | package org.eclipse.tracecompass.ctf.core.tests.trace; |
| 14 | |
| 15 | import static org.junit.Assert.assertEquals; |
| 16 | import static org.junit.Assert.fail; |
| 17 | import static org.junit.Assume.assumeTrue; |
| 18 | |
| 19 | import java.util.ArrayList; |
| 20 | import java.util.List; |
| 21 | import java.util.concurrent.TimeUnit; |
| 22 | |
| 23 | import org.eclipse.tracecompass.ctf.core.CTFException; |
| 24 | import org.eclipse.tracecompass.ctf.core.CTFStrings; |
| 25 | import org.eclipse.tracecompass.ctf.core.event.EventDefinition; |
| 26 | import org.eclipse.tracecompass.ctf.core.event.types.IntegerDefinition; |
| 27 | import org.eclipse.tracecompass.ctf.core.tests.shared.CtfTestTrace; |
| 28 | import org.eclipse.tracecompass.ctf.core.trace.CTFTrace; |
| 29 | import org.eclipse.tracecompass.ctf.core.trace.CTFTraceReader; |
| 30 | import org.junit.Rule; |
| 31 | import org.junit.Test; |
| 32 | import org.junit.rules.TestRule; |
| 33 | import org.junit.rules.Timeout; |
| 34 | import org.junit.runner.RunWith; |
| 35 | import org.junit.runners.Parameterized; |
| 36 | import org.junit.runners.Parameterized.Parameters; |
| 37 | |
| 38 | /** |
| 39 | * Read all the traces and verify some metrics. Nominally the event count and |
| 40 | * the duration of the trace (not the time to parse it). |
| 41 | * |
| 42 | * @author Matthew Khouzam |
| 43 | */ |
| 44 | @RunWith(Parameterized.class) |
| 45 | public class TraceReadAllTracesTest { |
| 46 | |
| 47 | /** Time-out tests after 20 seconds. */ |
| 48 | @Rule |
| 49 | public TestRule globalTimeout = new Timeout(20, TimeUnit.SECONDS); |
| 50 | |
| 51 | /** |
| 52 | * Get the list of traces |
| 53 | * |
| 54 | * @return the list of traces |
| 55 | */ |
| 56 | @Parameters(name = "{index}: {0}") |
| 57 | public static Iterable<Object[]> getTracePaths() { |
| 58 | CtfTestTrace[] values = CtfTestTrace.values(); |
| 59 | List<Object[]> list = new ArrayList<>(); |
| 60 | for (CtfTestTrace value : values) { |
| 61 | list.add(new Object[] { value.name(), value }); |
| 62 | } |
| 63 | return list; |
| 64 | } |
| 65 | |
| 66 | private final CtfTestTrace fTraceEnum; |
| 67 | |
| 68 | /** |
| 69 | * Constructor |
| 70 | * |
| 71 | * @param name |
| 72 | * name of the enum |
| 73 | * |
| 74 | * @param traceEnum |
| 75 | * the enum to test |
| 76 | */ |
| 77 | public TraceReadAllTracesTest(String name, CtfTestTrace traceEnum) { |
| 78 | fTraceEnum = traceEnum; |
| 79 | } |
| 80 | |
| 81 | /** |
| 82 | * Reads all the traces |
| 83 | */ |
| 84 | @Test |
| 85 | public void readTraces() { |
| 86 | if (fTraceEnum.getNbEvents() != -1) { |
| 87 | try (CTFTraceReader reader = new CTFTraceReader(new CTFTrace(fTraceEnum.getPath()))) { |
| 88 | EventDefinition currentEventDef = reader.getCurrentEventDef(); |
| 89 | double start = currentEventDef.getTimestamp(); |
| 90 | long count = 0; |
| 91 | double end = start; |
| 92 | while (reader.hasMoreEvents()) { |
| 93 | reader.advance(); |
| 94 | count++; |
| 95 | currentEventDef = reader.getCurrentEventDef(); |
| 96 | if (currentEventDef != null) { |
| 97 | end = currentEventDef.getTimestamp(); |
| 98 | if (currentEventDef.getDeclaration().getName().equals(CTFStrings.LOST_EVENT_NAME)) { |
| 99 | count += ((IntegerDefinition) currentEventDef.getFields().getDefinition(CTFStrings.LOST_EVENTS_FIELD)).getValue() - 1; |
| 100 | } |
| 101 | } |
| 102 | } |
| 103 | assertEquals("Event count", fTraceEnum.getNbEvents(), count); |
| 104 | assertEquals("Trace duration", fTraceEnum.getDuration(), (end - start) / 1000000000.0, 1.0); |
| 105 | } catch (CTFException e) { |
| 106 | fail(fTraceEnum.getPath() + " " + e.getMessage()); |
| 107 | } |
| 108 | } else { |
| 109 | assumeTrue("Trace did not specify events count", false); |
| 110 | } |
| 111 | } |
| 112 | } |