@Test
public void testHashCodeWithNullQualifyingNames() {

    TypeMirror resultType = new TestTypeMirror( "someType" );
    SelectionParameters params = new SelectionParameters( null, null, resultType, null );
    assertThat( params.hashCode() )
        .as( "QualifyingNames null hashCode" )
        .isEqualTo( 3 * 97 * 97 + "someType".hashCode() );
}