@Test
public void testIsOfType() {

    assertTrue(BTC.oneCoin().isOfType(BTC));
    assertTrue(BTC.oneCoin().isOfType(BTC.oneCoin()));
    assertFalse(BTC.oneCoin().isOfType(LTC));
    assertFalse(BTC.oneCoin().isOfType(LTC.oneCoin()));
}