} catch (UnsupportedOperationException tolerated) {
    }
    expectUnchanged();
  }

  @MapFeature.Require(absent = SUPPORTS_PUT)
  @CollectionSize.Require(absent = ZERO)
  public void testComputeIfPresent_unsupportedPresent() {
    try {
      getMap().computeIfPresent(k0(), (k, v) -> v3());
      fail("Expected UnsupportedOperationException");
    } catch (UnsupportedOperationException expected) {
    }