assertEquals(
        ImmutableList.of(TypeToken.of(NullPointerException.class)),
        Prepender.constructor(String.class, int.class).getExceptionTypes());
  }

  public void testConstructor_typeParameters() throws Exception {
    TypeVariable<?>[] variables = Prepender.constructor().getTypeParameters();
    assertThat(variables).hasLength(1);
    assertEquals("T", variables[0].getName());
  }