@Test
public void returns_an_eventizer_which_corresponds_the_specified_type() {

    Class<Integer> type1 = Integer.class;
    Eventizer<Integer> eventizer1 = new DummyEventizer<>(type1);
    Class<Double> type2 = Double.class;
    Eventizer<Double> eventizer2 = new DummyEventizer<>(type2);
    ComposedEventizerProvider provider = new ComposedEventizerProvider(eventizer1, eventizer2);
    assertThat(provider.getEventizerForType(type1), is(eventizer1));
    assertThat(provider.getEventizerForType(type2), is(eventizer2));
}