assertEquals("", layout.format("\\L"));
assertEquals("{\\uc2\\u223ss}", layout.format("\\ss")); // �
assertEquals("", layout.format("?`")); // �
assertEquals("", layout.format("!`")); // �
assertEquals("", layout.format("\\dag"));
assertEquals("", layout.format("\\ddag"));
assertEquals("", layout.format("\\S")); // �
assertEquals("", layout.format("\\P")); // �
assertEquals("", layout.format("\\copyright")); // �
assertEquals("", layout.format("\\pounds")); // �