statesystem/org.eclipse.tracecompass.statesystem.core.tests/src/org/eclipse/tracecompass/statesystem/core/tests/statevalue/StateValueTestBase.java

   1 /*******************************************************************************
   2  * Copyright (c) 2016 EfficiOS Inc., Alexandre Montplaisir
   3  *
   4  * All rights reserved. This program and the accompanying materials
   5  * are made available under the terms of the Eclipse Public License v1.0
   6  * which accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *******************************************************************************/
   9
  10 package org.eclipse.tracecompass.statesystem.core.tests.statevalue;
  11
  12 import static org.junit.Assert.assertEquals;
  13 import static org.junit.Assert.assertFalse;
  14
  15 import org.eclipse.tracecompass.statesystem.core.exceptions.StateValueTypeException;
  16 import org.eclipse.tracecompass.statesystem.core.statevalue.TmfStateValue;
  17 import org.eclipse.tracecompass.statesystem.core.statevalue.ITmfStateValue;
  18 import org.junit.Test;
  19
  20 /**
  21  * Base class for state value tests.
  22  *
  23  * By default, it is assumed the state value is *not* null, and throws an
  24  * exception for every unbox*() method. Subclasses should override the
  25  * appropriate tests to represent their actual behaviour.
  26  *
  27  * @author Alexandre Montplaisir
  28  */
  29 public abstract class StateValueTestBase {
  30
  31     /**
  32      * @return The state value fixture
  33      */
  34     protected abstract ITmfStateValue getStateValueFixture();
  35
  36     /**
  37      * @return The expected type of the state value
  38      */
  39     protected abstract ITmfStateValue.Type getStateValueType();
  40
  41     /**
  42      * Test the {@link TmfStateValue#getType()} method
  43      */
  44     @Test
  45     public final void testGetType() {
  46         assertEquals(getStateValueType(), getStateValueFixture().getType());
  47     }
  48
  49     /**
  50      * Test the {@link TmfStateValue#unboxInt()} method
  51      */
  52     @Test(expected=StateValueTypeException.class)
  53     public void testUnboxInt() {
  54         getStateValueFixture().unboxInt();
  55     }
  56
  57     /**
  58      * Test the {@link TmfStateValue#unboxLong()} method
  59      */
  60     @Test(expected=StateValueTypeException.class)
  61     public void testUnboxLong() {
  62         getStateValueFixture().unboxLong();
  63     }
  64
  65     /**
  66      * Test the {@link TmfStateValue#unboxDouble()} method
  67      */
  68     @Test(expected=StateValueTypeException.class)
  69     public void testUnboxDouble() {
  70         getStateValueFixture().unboxDouble();
  71     }
  72
  73     /**
  74      * Test the {@link TmfStateValue#unboxStr()} method
  75      */
  76     @Test(expected=StateValueTypeException.class)
  77     public void testUnboxStr() {
  78         getStateValueFixture().unboxStr();
  79     }
  80
  81     /**
  82      * Test the {@link TmfStateValue#isNull()} method
  83      */
  84     @Test
  85     public void testIsNull() {
  86         assertFalse(getStateValueFixture().isNull());
  87     }
  88 }