public void testPrimitiveAndWrapper() {
    ImmutableClassToInstanceMap<Number> ictim =
        new ImmutableClassToInstanceMap.Builder<Number>()
            .put(Integer.class, 0)
            .put(int.class, 1)
            .build();
    assertEquals(2, ictim.size());

    assertEquals(0, (int) ictim.getInstance(Integer.class));
    assertEquals(1, (int) ictim.getInstance(int.class));
  }

  public void testPrimitiveAndWrapper() {
    ImmutableClassToInstanceMap<Number> ictim =
        new ImmutableClassToInstanceMap.Builder<Number>()
            .put(Integer.class, 0)
            .put(int.class, 1)
            .build();
    assertEquals(2, ictim.size());

    assertEquals(0, (int) ictim.getInstance(Integer.class));
    assertEquals(1, (int) ictim.getInstance(int.class));
  }