--- /dev/null
+package jalview.datamodel;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+import org.junit.Test;
+
+public class AlignedCodonTest
+{
+
+ @Test
+ public void testEquals()
+ {
+ AlignedCodon ac = new AlignedCodon(1, 3, 4);
+ assertTrue(ac.equals(null));
+ assertFalse(ac.equals("hello"));
+ assertFalse(ac.equals(new AlignedCodon(1, 3, 5)));
+ assertTrue(ac.equals(new AlignedCodon(1, 3, 4)));
+ assertTrue(ac.equals(ac));
+ }
+
+ @Test
+ public void testToString() {
+ AlignedCodon ac = new AlignedCodon(1, 3, 4);
+ assertEquals("[1, 3, 4]", ac.toString());
+ }
+}