@Test
public void do_nothing_when_visiting_a_leaf_contract_input_with_unsupported_type() throws Exception {

    Page page = new Page();
    new ContractInputVisitorImpl(page, contractInputToWidgetMapper)
            .visit(new LeafContractInput("unsupported", IllegalArgumentException.class));
    assertThat(page.getRows()).hasSize(0);
}