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   1 /**
   2  * Copyright (c) 2010-2020 Contributors to the openHAB project
   3  *
   4  * See the NOTICE file(s) distributed with this work for additional
   5  * information.
   6  *
   7  * This program and the accompanying materials are made available under the
   8  * terms of the Eclipse Public License 2.0 which is available at
   9  * http://www.eclipse.org/legal/epl-2.0
  10  *
  11  * SPDX-License-Identifier: EPL-2.0
  12  */
  13 package org.openhab.io.transport.modbus.test;
  14
  15 import static org.hamcrest.CoreMatchers.*;
  16 import static org.junit.Assert.assertThat;
  17
  18 import org.junit.Test;
  19 import org.openhab.io.transport.modbus.BitArray;
  20
  21 /**
  22  * @author Sami Salonen - Initial contribution
  23  */
  24 public class BasicBitArrayTest {
  25
  26     @Test
  27     public void testGetBitAndSetBit() {
  28         BitArray data1 = new BitArray(true, false, true);
  29         assertThat(data1.size(), is(equalTo(3)));
  30         assertThat(data1.getBit(0), is(equalTo(true)));
  31         assertThat(data1.getBit(1), is(equalTo(false)));
  32         assertThat(data1.getBit(2), is(equalTo(true)));
  33
  34         data1.setBit(1, true);
  35         data1.setBit(2, false);
  36         assertThat(data1.size(), is(equalTo(3)));
  37         assertThat(data1.getBit(0), is(equalTo(true)));
  38         assertThat(data1.getBit(1), is(equalTo(true)));
  39         assertThat(data1.getBit(2), is(equalTo(false)));
  40     }
  41
  42     @Test
  43     public void testGetBitAndSetBit2() {
  44         BitArray data1 = new BitArray(3);
  45         assertThat(data1.size(), is(equalTo(3)));
  46         assertThat(data1.getBit(0), is(equalTo(false)));
  47         assertThat(data1.getBit(1), is(equalTo(false)));
  48         assertThat(data1.getBit(2), is(equalTo(false)));
  49
  50         data1.setBit(1, true);
  51         assertThat(data1.size(), is(equalTo(3)));
  52         assertThat(data1.getBit(0), is(equalTo(false)));
  53         assertThat(data1.getBit(1), is(equalTo(true)));
  54         assertThat(data1.getBit(2), is(equalTo(false)));
  55
  56         data1.setBit(1, false);
  57         assertThat(data1.size(), is(equalTo(3)));
  58         assertThat(data1.getBit(0), is(equalTo(false)));
  59         assertThat(data1.getBit(1), is(equalTo(false)));
  60         assertThat(data1.getBit(2), is(equalTo(false)));
  61     }
  62
  63     @Test(expected = IndexOutOfBoundsException.class)
  64     public void testOutOfBounds() {
  65         BitArray data1 = new BitArray(true, false, true);
  66         data1.getBit(3);
  67     }
  68
  69     @Test(expected = IndexOutOfBoundsException.class)
  70     public void testOutOfBounds2() {
  71         BitArray data1 = new BitArray(true, false, true);
  72         data1.getBit(-1);
  73     }
  74
  75     @Test(expected = IndexOutOfBoundsException.class)
  76     public void testOutOfBounds3() {
  77         BitArray data1 = new BitArray(3);
  78         data1.getBit(3);
  79     }
  80
  81     @Test(expected = IndexOutOfBoundsException.class)
  82     public void testOutOfBounds4() {
  83         BitArray data1 = new BitArray(3);
  84         data1.getBit(-1);
  85     }
  86 }