Serge NOEL
247 lines
8.6 KiB
Java
247 lines
8.6 KiB
Java
package jmri.jmrix.can;
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import jmri.util.JUnitUtil;
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import org.junit.Assert;
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import org.junit.jupiter.api.*;
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/**
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* Tests for the jmri.jmrix.can.CanMessage class
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*
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* @author Bob Jacobsen Copyright 2008, 2009
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*/
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public class CanMessageTest extends CanMRCommonTestBase {
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@Test
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public void testCopyCtor() {
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CanMessage m1 = new CanMessage(0x12);
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m1.setExtended(true);
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CanMessage m2 = new CanMessage(m1);
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Assert.assertTrue("extended", m2.isExtended());
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Assert.assertTrue("header", m2.getHeader() == 0x12);
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}
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@Test
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public void testEqualsOp() {
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CanMessage m1 = new CanMessage(0x12);
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m1.setExtended(true);
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CanMessage m2 = new CanMessage(0x12);
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m2.setExtended(true);
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CanMessage m3 = new CanMessage(0x12);
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m3.setExtended(false);
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Assert.assertTrue("equals self", m1.equals(m1));
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Assert.assertTrue("equals copy", m1.equals(new CanMessage(m1)));
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Assert.assertTrue("equals same", m1.equals(m2));
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Assert.assertTrue("equals same other way", m2.equals(m1));
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Assert.assertFalse("not equal null", m1.equals(null));
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Assert.assertFalse("not equals diff Ext", m1.equals(m3));
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Assert.assertTrue("equal hashcode", m1.hashCode() == m2.hashCode());
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}
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@edu.umd.cs.findbugs.annotations.SuppressFBWarnings( value = "EC_UNRELATED_TYPES",
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justification = "CanReply and CanMessage are CanFrame with custom equals")
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@Test
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@SuppressWarnings("unlikely-arg-type") // Both CanReply and CanMessage are CanFrame with custom equals
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public void testEqualsReply() {
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CanMessage m1 = new CanMessage(0, 0x12);
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m1.setExtended(true);
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m1.setNumDataElements(0);
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CanReply m2 = new CanReply();
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m2.setExtended(true);
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m2.setHeader(0x12);
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m2.setNumDataElements(0);
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CanReply m3 = new CanReply();
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m3.setExtended(false);
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m3.setHeader(0x12);
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m3.setNumDataElements(0);
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Assert.assertTrue("equals same", m1.equals(m2));
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Assert.assertFalse("not equals diff Ext", m1.equals(m3));
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Assert.assertTrue("equal hashcode", m1.hashCode() == m2.hashCode());
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}
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@Test
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@SuppressWarnings("unlikely-arg-type") // Both CanReply and CanMessage are CanFrame with custom equals
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public void testEqualsData() {
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CanMessage m1 = new CanMessage(0x12);
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m1.setNumDataElements(2);
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m1.setElement(0, 0x81);
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m1.setElement(1, 0x12);
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CanMessage m2 = new CanMessage(0x12);
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m2.setNumDataElements(2);
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m2.setElement(0, 0x81);
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m2.setElement(1, 0x12);
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CanMessage m3 = new CanMessage(0x12);
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m3.setNumDataElements(2);
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m3.setElement(0, 0x01);
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m3.setElement(1, 0x82);
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CanMessage m4 = new CanMessage(0x12);
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m4.setNumDataElements(1);
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m4.setElement(0, 0x07);
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Assert.assertTrue("equals self", m1.equals(m1));
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Assert.assertTrue("equals copy", m1.equals(new CanMessage(m1)));
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Assert.assertTrue("equals same", m1.equals(m2));
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Assert.assertFalse("not equals diff Ext", m1.equals(m3));
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Assert.assertFalse("not equals null", m1.equals(null));
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Assert.assertFalse("not equals string value", m1.equals("[12] 81 12"));
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Assert.assertFalse("not equals diff ele length", m1.equals(m4));
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Assert.assertTrue("equal hashcode", m1.hashCode() == m2.hashCode());
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m2.setRtr(true);
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Assert.assertFalse("not equals diff Rtr", m1.equals(m2));
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}
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@edu.umd.cs.findbugs.annotations.SuppressFBWarnings( value = "EC_UNRELATED_TYPES",
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justification = "CanReply and CanMessage are CanFrame with custom equals")
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@Test
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@SuppressWarnings("unlikely-arg-type") // Both CanReply and CanMessage are CanFrame with custom equals
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public void testMessageFromReply() {
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CanReply r = new CanReply(0x55);
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r.setNumDataElements(2);
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r.setHeader(0x55);
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r.setElement(0, 0x01);
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r.setElement(1, 0x82);
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CanMessage m1 = new CanMessage(r);
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Assert.assertTrue("Header 0x55", m1.getHeader() == 0x55);
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Assert.assertTrue("2 Elements", m1.getNumDataElements() == 2);
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Assert.assertTrue("equals same", m1.equals(r));
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Assert.assertTrue("equal hashcode", m1.hashCode() == r.hashCode());
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}
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@Test
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public void testHeaderAccessors() {
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CanMessage m1 = new CanMessage(0x55);
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Assert.assertTrue("Header 0x55", m1.getHeader() == 0x55);
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}
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@Test
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public void testRtrBit() {
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CanMessage m1 = new CanMessage(0x12);
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Assert.assertTrue("not rtr at start", !m1.isRtr());
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m1.setRtr(true);
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Assert.assertTrue("rtr set", m1.isRtr());
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m1.setRtr(false);
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Assert.assertTrue("rtr unset", !m1.isRtr());
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}
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@Test
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public void testStdExt() {
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CanMessage m1 = new CanMessage(0x12);
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Assert.assertTrue("std at start", !m1.isExtended());
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m1.setExtended(true);
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Assert.assertTrue("extended", m1.isExtended());
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m1.setExtended(false);
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Assert.assertTrue("std at end", !m1.isExtended());
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}
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@Test
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public void testDataElements() {
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CanMessage m1 = new CanMessage(0x12);
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m1.setNumDataElements(0);
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Assert.assertTrue("0 Elements", m1.getNumDataElements() == 0);
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m1.setNumDataElements(1);
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Assert.assertTrue("1 Elements", m1.getNumDataElements() == 1);
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m1.setNumDataElements(8);
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Assert.assertTrue("8 Elements", m1.getNumDataElements() == 8);
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m1.setNumDataElements(3);
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m1.setElement(0, 0x81);
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m1.setElement(1, 0x02);
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m1.setElement(2, 0x83);
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Assert.assertTrue("3 Elements", m1.getNumDataElements() == 3);
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Assert.assertTrue("3 Element 0", m1.getElement(0) == 0x81);
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Assert.assertTrue("3 Element 1", m1.getElement(1) == 0x02);
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Assert.assertTrue("3 Element 2", m1.getElement(2) == 0x83);
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}
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@Test
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@Override
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public void testToString() {
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CanMessage m1 = new CanMessage(0x12);
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m1.setNumDataElements(3);
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m1.setElement(0, 0x81);
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m1.setElement(1, 0x02);
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m1.setElement(2, 0x83);
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Assert.assertEquals("string representation", "[12] 81 02 83",m1.toString());
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}
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@Test
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@Override
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public void testToMonitorString() {
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CanMessage m1 = new CanMessage(0x12);
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m1.setNumDataElements(3);
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m1.setElement(0, 0x81);
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m1.setElement(1, 0x02);
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m1.setElement(2, 0x83);
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Assert.assertEquals("string representation", "(12) 81 02 83",m1.toMonitorString());
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}
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@Test
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public void testReplyExpected() {
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CanMessage m1 = new CanMessage(0x12);
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Assert.assertFalse("No Reply expected",m1.replyExpected());
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}
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@Test
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public void testSetData() {
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CanMessage m1 = new CanMessage(0x12);
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m1.setData( new int[]{1,2,3,4,5,6,7,8,9});
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Assert.assertEquals("data over frame length set ok", "(12) 01 02 03 04 05 06 07 08",m1.toMonitorString());
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m1.setData( new int[]{10,11,12});
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Assert.assertEquals("data under frame length set ok", "(12) 0A 0B 0C 04 05 06 07 08",m1.toMonitorString());
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}
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@Test
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public void testCreateFromLongArrays() {
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m = new CanMessage(new int[]{1,2,3,4,5,6,7,8,9},0x12);
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Assert.assertEquals("int data over frame length set ok", "(12) 01 02 03 04 05 06 07 08",m.toMonitorString());
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m = new CanMessage(new int[]{1,2,3},0x12);
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Assert.assertEquals("int data under frame length set ok", "(12) 01 02 03",m.toMonitorString());
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m = new CanMessage(new byte[]{(byte)0x10,(byte)0x122,(byte)0xbb,(byte)0xFF,(byte)0x129,
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(byte)0x255,(byte)0x09,(byte)0x99},0x12);
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Assert.assertEquals("byte data over frame length set ok", "(12) 10 22 BB FF 29 55 09 99",m.toMonitorString());
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m = new CanMessage(new byte[]{1,2,3,4,5,6,7,8,9},0x12);
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Assert.assertEquals("byte data over frame length set ok", "(12) 01 02 03 04 05 06 07 08",m.toMonitorString());
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}
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@Test
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public void testSetGetTranslated(){
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CanMessage m1 = new CanMessage(0x12);
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Assert.assertFalse("Not translated by default",m1.isTranslated());
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m1.setTranslated(true);
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Assert.assertTrue("translated flag set",m1.isTranslated());
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}
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@BeforeEach
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@Override
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public void setUp() {
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jmri.util.JUnitUtil.setUp();
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m = new CanMessage(0x12);
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}
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@AfterEach
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@Override
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public void tearDown() {
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m = null;
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JUnitUtil.clearShutDownManager(); // put in place because AbstractMRTrafficController implementing subclass was not terminated properly
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JUnitUtil.tearDown();
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}
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}
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