btf/org.eclipse.tracecompass.btf.core.tests/src/org/eclipse/tracecompass/btf/core/tests/trace/BtfTraceTest.java

   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 package org.eclipse.tracecompass.btf.core.tests.trace;
  13
  14 import static org.junit.Assert.*;
  15
  16 import java.util.Map;
  17
  18 import org.eclipse.tracecompass.btf.core.tests.utils.BtfTestTrace;
  19 import org.eclipse.tracecompass.btf.core.trace.BtfTrace;
  20 import org.eclipse.tracecompass.tmf.core.event.ITmfEvent;
  21 import org.eclipse.tracecompass.tmf.core.trace.ITmfContext;
  22 import org.eclipse.tracecompass.tmf.core.trace.TraceValidationStatus;
  23 import org.junit.After;
  24 import org.junit.Before;
  25 import org.junit.Test;
  26
  27 /**
  28  * Best trace format test cases
  29  *
  30  * @author Matthew Khouzam
  31  */
  32 public class BtfTraceTest {
  33
  34     private static final long START_TIME = 1392809960000000000L;
  35
  36     private BtfTrace fixture;
  37
  38     /**
  39      * Does the trace exist?
  40      */
  41     @Before
  42     public void setup() {
  43         fixture = BtfTestTrace.BTF_TEST.getTrace();
  44         assertNotNull(fixture);
  45     }
  46
  47     /**
  48      * Cleanup
  49      */
  50     @After
  51     public void cleanup() {
  52         fixture.dispose();
  53     }
  54
  55     /**
  56      * Tests validation
  57      */
  58     @Test
  59     public void testValidate(){
  60         TraceValidationStatus status = (TraceValidationStatus) fixture.validate(null, fixture.getPath());
  61         assertNotNull(status);
  62         assertTrue(status.isOK());
  63         assertEquals(100, status.getConfidence());
  64
  65     }
  66
  67     /**
  68      * Seek the first event
  69      */
  70     @Test
  71     public void testSeek1stEvent() {
  72         ITmfContext ctx = fixture.seekEvent(0);
  73         assertNotNull(ctx);
  74         assertEquals(0, ctx.getRank());
  75         assertEquals(499L, ctx.getLocation().getLocationInfo());
  76     }
  77
  78     /**
  79      * Read the first event
  80      */
  81     @Test
  82     public void testRead1stEvent() {
  83         ITmfContext ctx = fixture.seekEvent(0);
  84         ITmfEvent event = fixture.getNext(ctx);
  85         assertNotNull(event);
  86         assertEquals(START_TIME, event.getTimestamp().getValue());
  87     }
  88
  89     /**
  90      * Read the tenth event
  91      */
  92     @Test
  93     public void testRead10thEvent1() {
  94         ITmfContext ctx = fixture.seekEvent(10);
  95         ITmfEvent event = fixture.getNext(ctx);
  96         assertNotNull(event);
  97         assertEquals(START_TIME, event.getTimestamp().getValue());
  98     }
  99
 100     /**
 101      * Read the tenth event without seeking
 102      */
 103     @Test
 104     public void testRead10thEvent2() {
 105         ITmfContext ctx = fixture.seekEvent(0);
 106         ITmfEvent event = null;
 107         for (int i = 0; i < 10; i++) {
 108             event = fixture.getNext(ctx);
 109         }
 110         assertNotNull(event);
 111         assertEquals(START_TIME, event.getTimestamp().getValue());
 112     }
 113
 114     /**
 115      * Read the trace properties
 116      */
 117     @Test
 118     public void testReadProperties() {
 119         Map<String, String> data = fixture.getProperties();
 120         assertNotNull(data);
 121         assertEquals("ns", data.get("#timeScale"));
 122         assertEquals("2.1.0", data.get("#version"));
 123     }
 124
 125     /**
 126      * Read two contexts
 127      */
 128     @Test
 129     public void testTwoContexts() {
 130         ITmfContext ctx0 = fixture.seekEvent(0);
 131         ITmfContext ctx1 = fixture.seekEvent(10);
 132         ITmfEvent event = null;
 133         for (int i = 0; i < 11; i++) {
 134             event = fixture.getNext(ctx0);
 135         }
 136         ITmfEvent event1 = fixture.getNext(ctx1);
 137         assertNotNull(event);
 138         assertNotNull(event1);
 139         assertEquals(event, event1);
 140     }
 141 }