() -> new String(configRef.get().getPassword()));
assertArrayEquals(null, config.getPassword()); config.setPassword("xyzzy".toCharArray()); assertArrayEquals("xyzzy".toCharArray(), config.getPassword());
() -> new String(configRef.get().getPassword()));
assertArrayEquals(null, config.getPassword()); config.setPassword("xyzzy".toCharArray()); assertArrayEquals("xyzzy".toCharArray(), config.getPassword());