@Test
public void size() {

	Config config = Config.inMemoryUniversal();
	config.set("a.b.c", "value");
	config.set("pi", PI);
	Config subConfig = Config.inMemoryUniversal();
	subConfig.set("string", "test!");
	config.set("subConfig", subConfig);
	assertEquals(1, subConfig.size());
	assertEquals(3, config.size());
}