@Test
public void testHashCode() throws Exception {

  DummyBooleanSBool value1 = new DummyBooleanSBool(true);
  DummyBooleanSBool value2 = new DummyBooleanSBool(true);
  DummyBooleanSBool value3 = new DummyBooleanSBool(false);
  Assert.assertThat(value1.hashCode(), Is.is(value2.hashCode()));
  Assert.assertThat(value1.hashCode(), IsNot.not(value3.hashCode()));
  Assert.assertThat(value1.hashCode(), Is.is(value1.hashCode()));
}