org.eclipse.linuxtools.lttng2.core.tests/src/org/eclipse/linuxtools/lttng2/core/tests/control/model/impl/SnapshotInfoTest.java

   1 /**********************************************************************
   2  * Copyright (c) 2013 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.linuxtools.lttng2.core.tests.control.model.impl;
  14
  15 import static org.junit.Assert.assertEquals;
  16 import static org.junit.Assert.assertNotNull;
  17 import static org.junit.Assert.assertTrue;
  18 import static org.junit.Assert.fail;
  19
  20 import org.eclipse.linuxtools.internal.lttng2.core.control.model.ISnapshotInfo;
  21 import org.eclipse.linuxtools.internal.lttng2.core.control.model.impl.SnapshotInfo;
  22 import org.eclipse.linuxtools.internal.lttng2.core.control.model.impl.TraceInfo;
  23 import org.junit.Before;
  24 import org.junit.Test;
  25
  26 /**
  27  * The class <code>SnapshotInfoTest</code> contains test for the class
  28  * <code>{@link SnapshotInfo}</code>.
  29  */
  30 public class SnapshotInfoTest {
  31
  32     // ------------------------------------------------------------------------
  33     // Test data
  34     // ------------------------------------------------------------------------
  35
  36     private ISnapshotInfo fSnapshotInfo1 = null;
  37     private ISnapshotInfo fSnapshotInfo2 = null;
  38
  39
  40     // ------------------------------------------------------------------------
  41     // Housekeeping
  42     // ------------------------------------------------------------------------
  43
  44     /**
  45      * Perform pre-test initialization.
  46      */
  47     @Before
  48     public void setUp() {
  49         ModelImplFactory factory = new ModelImplFactory();
  50         fSnapshotInfo1 = factory.getSnapshotInfo1();
  51         fSnapshotInfo2 = factory.getSnapshotInfo2();
  52     }
  53
  54     // ------------------------------------------------------------------------
  55     // Tests
  56     // ------------------------------------------------------------------------
  57
  58     /**
  59      * Constructor test.
  60      */
  61     @Test
  62     public void testSnapshotInfo() {
  63         SnapshotInfo fixture = new SnapshotInfo("event");
  64         assertNotNull(fixture);
  65         assertEquals("event", fixture.getName());
  66     }
  67
  68     /**
  69      * Test Copy Constructor
  70      */
  71     @Test
  72     public void testSnapshotInfo2() {
  73         try {
  74             String name = null;
  75             new SnapshotInfo(name);
  76             fail("null name in custructor");
  77         }
  78         catch (IllegalArgumentException e) {
  79             // Success
  80         }
  81     }
  82
  83     /**
  84      * Test Copy Constructor
  85      */
  86     @Test
  87     public void testSnapshotCopy() {
  88         SnapshotInfo info = new SnapshotInfo((SnapshotInfo)fSnapshotInfo1);
  89
  90         assertEquals(fSnapshotInfo1.getName(), info.getName());
  91     }
  92
  93     /**
  94      * Test Copy Constructor
  95      */
  96     @Test
  97     public void testTraceCopy2() {
  98         try {
  99             SnapshotInfo info = null;
 100             new SnapshotInfo(info);
 101             fail("null copy");
 102         }
 103         catch (IllegalArgumentException e) {
 104             // Success
 105         }
 106     }
 107
 108     /**
 109      * Run the void setEventType(String) method test.
 110      */
 111     @Test
 112     public void testSetName() {
 113         SnapshotInfo fixture = new SnapshotInfo("event");
 114         fixture.setName("newName");
 115         assertEquals("newName", fixture.getName());
 116     }
 117
 118     /**
 119      * Run the String toString() method test.
 120      */
 121     @Test
 122     public void testToString_1() {
 123         String result = fSnapshotInfo1.toString();
 124
 125         // add additional test code here
 126         assertEquals("[SnapshotInfo([TraceInfo(Name=snapshot-1)],snapshotPath=/home/user/lttng-trace/mysession/,ID=1,isStreamedSnapshot=false)]", result);
 127     }
 128
 129     // ------------------------------------------------------------------------
 130     // equals
 131     // ------------------------------------------------------------------------
 132
 133     /**
 134      * Run the equals() method test.
 135      */
 136     @Test
 137     public void testEqualsReflexivity() {
 138         assertTrue("equals", fSnapshotInfo1.equals(fSnapshotInfo1));
 139         assertTrue("equals", fSnapshotInfo2.equals(fSnapshotInfo2));
 140
 141         assertTrue("equals", !fSnapshotInfo1.equals(fSnapshotInfo2));
 142         assertTrue("equals", !fSnapshotInfo2.equals(fSnapshotInfo1));
 143     }
 144
 145     /**
 146      * Run the equals() method test.
 147      */
 148     @Test
 149     public void testEqualsSymmetry() {
 150         SnapshotInfo info1 = new SnapshotInfo((SnapshotInfo)fSnapshotInfo1);
 151         SnapshotInfo info2 = new SnapshotInfo((SnapshotInfo)fSnapshotInfo2);
 152
 153         assertTrue("equals", info1.equals(fSnapshotInfo1));
 154         assertTrue("equals", fSnapshotInfo1.equals(info1));
 155
 156         assertTrue("equals", info2.equals(fSnapshotInfo2));
 157         assertTrue("equals", fSnapshotInfo2.equals(info2));
 158     }
 159     /**
 160      * Run the equals() method test.
 161      */
 162     @Test
 163     public void testEqualsTransivity() {
 164         SnapshotInfo info1 = new SnapshotInfo((SnapshotInfo)fSnapshotInfo1);
 165         SnapshotInfo info2 = new SnapshotInfo((SnapshotInfo)fSnapshotInfo1);
 166         SnapshotInfo info3 = new SnapshotInfo((SnapshotInfo)fSnapshotInfo1);
 167
 168         assertTrue("equals", info1.equals(info2));
 169         assertTrue("equals", info2.equals(info3));
 170         assertTrue("equals", info1.equals(info3));
 171     }
 172     /**
 173      * Run the equals() method test.
 174      */
 175     @Test
 176     public void testEqualsNull() {
 177         assertTrue("equals", !fSnapshotInfo1.equals(null));
 178         assertTrue("equals", !fSnapshotInfo2.equals(null));
 179
 180         SnapshotInfo info = new SnapshotInfo("snapshot-1");
 181         assertTrue("equals", !fSnapshotInfo1.equals(info));
 182
 183         info.setSnapshotPath(null);
 184         assertTrue("equals", !fSnapshotInfo1.equals(info));
 185
 186         info.setId(fSnapshotInfo1.getId());
 187         assertTrue("equals", !info.equals(fSnapshotInfo1));
 188
 189         info.setSnapshotPath("/home/user/lttng-trace/mysession/");
 190         assertTrue("equals", fSnapshotInfo1.equals(info));
 191         info.setId(2);
 192         assertTrue("equals", !fSnapshotInfo1.equals(info));
 193
 194         info.setId(fSnapshotInfo1.getId());
 195         info.setStreamedSnapshot(true);
 196         assertTrue("equals", !fSnapshotInfo1.equals(info));
 197
 198         assertTrue("equals", !fSnapshotInfo1.equals(new TraceInfo(fSnapshotInfo1.getName())));
 199     }
 200
 201     // ------------------------------------------------------------------------
 202     // hashCode
 203     // ------------------------------------------------------------------------
 204
 205     /**
 206      * Run the hashCode() method test.
 207      */
 208     @Test
 209     public void testHashCode() {
 210         SnapshotInfo info1 = new SnapshotInfo((SnapshotInfo)fSnapshotInfo1);
 211         SnapshotInfo info2 = new SnapshotInfo((SnapshotInfo)fSnapshotInfo2);
 212
 213         assertTrue("hashCode", fSnapshotInfo1.hashCode() == info1.hashCode());
 214         assertTrue("hashCode", fSnapshotInfo2.hashCode() == info2.hashCode());
 215
 216         assertTrue("hashCode", fSnapshotInfo1.hashCode() != info2.hashCode());
 217         assertTrue("hashCode", fSnapshotInfo2.hashCode() != info1.hashCode());
 218
 219         // null values
 220         SnapshotInfo info3 = new SnapshotInfo("snapshot-1");
 221         assertTrue("hashCode", fSnapshotInfo1.hashCode() != info3.hashCode());
 222
 223         info3.setSnapshotPath(null);
 224         assertTrue("hashCode", fSnapshotInfo1.hashCode() != info3.hashCode());
 225
 226         info3.setSnapshotPath("/home/user/lttng-trace/mysession/");
 227         assertTrue("hashCode", fSnapshotInfo1.hashCode() != info3.hashCode());
 228     }
 229 }