assertTrue(toTest, toTest.matches(".*\\{\\}"));
  }

  @GwtIncompatible // Class names are obfuscated in GWT
  public void testToStringHelper_localInnerNestedClass() {
    class LocalInnerClass {
      class LocalInnerNestedClass {}
    }
    String toTest =
        MoreObjects.toStringHelper(new LocalInnerClass().new LocalInnerNestedClass()).toString();