Test003: test the CollisionGroup class

src/test/java/testjoltjni/junit/Test003.java

@@ -25,7 +25,9 @@ of this software and associated documentation files (the "Software"), to deal
 import com.github.stephengold.joltjni.BodyCreationSettings;
 import com.github.stephengold.joltjni.BoxShape;
 import com.github.stephengold.joltjni.BoxShapeSettings;
+import com.github.stephengold.joltjni.CollisionGroup;
 import com.github.stephengold.joltjni.ContactSettings;
+import com.github.stephengold.joltjni.GroupFilterTable;
 import com.github.stephengold.joltjni.JobSystem;
 import com.github.stephengold.joltjni.JobSystemSingleThreaded;
 import com.github.stephengold.joltjni.JobSystemThreadPool;
@@ -76,6 +78,7 @@ public void test003() {
 
         doAaBox();
         doBodyCreationSettings();
+        doCollisionGroup();
         doContactSettings();
         doJobSystemSingleThreaded();
         doJobSystemThreadPool();
@@ -191,6 +194,19 @@ private static void doBodyCreationSettings() {
         System.gc();
     }
 
+    /**
+     * Test the {@code CollisionGroup} class.
+     */
+    private static void doCollisionGroup() {
+        CollisionGroup group = new CollisionGroup();
+
+        testCollisionGroupDefaults(group);
+        testCollisionGroupSetters(group);
+
+        TestUtils.testClose(group);
+        System.gc();
+    }
+
     /**
      * Test the {@code ContactSettings} class.
      */
@@ -392,6 +408,34 @@ private static void testBcsSetters(BodyCreationSettings bcs) {
         TestUtils.assertEquals(0.6f, 0f, 0f, 0.8f, bcs.getRotation(), 0f);
     }
 
+    /**
+     * Test the getters and defaults of the specified {@code CollisionGroup}.
+     *
+     * @param group the group to test (not null, unaffected)
+     */
+    private static void testCollisionGroupDefaults(CollisionGroup group) {
+        Assert.assertNull(group.getGroupFilter());
+        Assert.assertEquals(CollisionGroup.cInvalidGroup, group.getGroupId());
+        Assert.assertEquals(
+                CollisionGroup.cInvalidGroup, group.getSubGroupId());
+    }
+
+    /**
+     * Test the setters of the specified {@code CollisionGroup}.
+     *
+     * @param group the group to test (not null)
+     */
+    private static void testCollisionGroupSetters(CollisionGroup group) {
+        GroupFilterTable filter = new GroupFilterTable();
+        group.setGroupFilter(filter);
+        group.setGroupId(101);
+        group.setSubGroupId(102);
+
+        Assert.assertEquals(filter.va(), group.getGroupFilter().va());
+        Assert.assertEquals(101, group.getGroupId());
+        Assert.assertEquals(102, group.getSubGroupId());
+    }
+
     /**
      * Test the getters and defaults of the specified {@code ContactSettings}.
      *