public void testMonkeyReductionCollapsCost() {
        LodGenerator lod = new LodGenerator(monkey());
        VertexBuffer[] buffer = lod.computeLods(LodGenerator.TriangleReductionMethod.COLLAPSE_COST,
                REDUCTION_VALUES);

        int[] expected = { 5108, 16 };
        int[] actual = getBufferSizes(buffer);

        assertArrayEquals(expected, actual);
    }
Tests the LodGenerator with collapse cost reduction on a monkey(see monkey()).
jme3-core/src/test/java/com/jme3/tools/LodGeneratorTest.java