@Test
public void testGetInstancingStatement() {

  Assert.assertEquals(
      "org.drools.core.util.bitmask.EmptyBitMask.get()",
      new LongBitMask(0L).getInstancingStatement());
  Assert.assertEquals(
      "org.drools.core.util.bitmask.EmptyButLastBitMask.get()",
      new LongBitMask(1L).getInstancingStatement());
    Assert.assertEquals(
      "org.drools.core.util.bitmask.AllSetButLastBitMask.get()",
      new LongBitMask(Long.MAX_VALUE).getInstancingStatement());
  Assert.assertEquals(
      "org.drools.core.util.bitmask.AllSetBitMask.get()",
      new LongBitMask(-1L).getInstancingStatement());
  Assert.assertEquals(
      "new org.drools.core.util.bitmask.LongBitMask(2L)",
      new LongBitMask(2L).getInstancingStatement());
}