more tests for DccSpeedProfile

java/test/jmri/jmrix/bachrus/DccSpeedProfileTest.java

@@ -1,31 +1,79 @@
 package jmri.jmrix.bachrus;
 
 import jmri.util.JUnitUtil;
-import org.junit.After;
-import org.junit.Assert;
-import org.junit.Before;
-import org.junit.Test;
+import org.junit.*;
 
 /**
  *
  * @author Paul Bender Copyright (C) 2017	
  */
 public class DccSpeedProfileTest {
 
+    private DccSpeedProfile profile = null;
+
     @Test
     public void testCTor() {
-        DccSpeedProfile t = new DccSpeedProfile(28);
-        Assert.assertNotNull("exists",t);
+        Assert.assertNotNull("exists",profile);
+    }
+
+    @Test
+    public void testGetLength(){
+        Assert.assertEquals("length",28,profile.getLength());
+    }
+
+    @Test
+    public void testSetAndGetPoint(){
+        Assert.assertTrue("point set",profile.setPoint(0,20.5f));
+        Assert.assertEquals("point 0 after set",20.5,profile.getPoint(0),0.0);
+        Assert.assertTrue("maximum after point 0 set",20.5<=profile.getMax());
+    }
+
+    @Test
+    public void testSetAndGetPointOutOfOrder(){
+        // the code enforces setting and getting the points in order.
+        Assert.assertTrue("point set",profile.setPoint(5,20.5f));
+        // the previous set works, but the get won't report the value entered.
+        Assert.assertEquals("point 5 after set",-1.0,profile.getPoint(5),0.0);
+    }
+
+    @Test
+    public void testSetAndGetMax(){
+        profile.setMax(20.5f);
+        // maximum values are in incrememnts of 20, but all we really need to
+        // check is that it is at leat the value we set.
+        Assert.assertTrue("maximum after set",20.5<=profile.getMax());
+    }
+
+    @Test
+    public void testGetLastPoint(){
+        Assert.assertEquals("last point",-1,profile.getLast());
+    }
+
+    @Test
+    public void testClear(){
+        Assert.assertTrue("point 0 set",profile.setPoint(0,50.0f));
+        Assert.assertEquals("point 0 before clear",50.0,profile.getPoint(0),0.0);
+        Assert.assertTrue("point 1 set",profile.setPoint(1,100.0f));
+        Assert.assertEquals("point 1 before clear",100.0,profile.getPoint(1),0.0);
+        Assert.assertTrue("before clear, max value",100.0<=profile.getMax());
+        Assert.assertEquals("before clear, last value",1,profile.getLast());
+        profile.clear();
+        Assert.assertEquals("point 0 after clear",-1.0,profile.getPoint(0),0.0);
+        Assert.assertEquals("point 1 after clear",-1.0,profile.getPoint(1),0.0);
+        Assert.assertEquals("after clear, max value",40.0,profile.getMax(),0.0);
+        Assert.assertEquals("after clear, last value",-1,profile.getLast());
     }
 
     // The minimal setup for log4J
     @Before
     public void setUp() {
         JUnitUtil.setUp();
+        profile = new DccSpeedProfile(28);
     }
 
     @After
     public void tearDown() {
+        profile = null;
         JUnitUtil.tearDown();
     }