    @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() );
    }