fail();
    } catch (UnsupportedOperationException expected) {
    }
  }

  public void testSplitterIterableIsLazy_char() {
    assertSplitterIterableIsLazy(COMMA_SPLITTER);
  }

  public void testSplitterIterableIsLazy_string() {
    assertSplitterIterableIsLazy(Splitter.on(","));
  }

  @J2ktIncompatible
  @GwtIncompatible // java.util.regex.Pattern