@Test
public void suffixTest() {

    BtcFormat deFormat = BtcFormat.getSymbolInstance(Locale.GERMANY);
    // int
    assertEquals("1,00 Đ", deFormat.format(100000000));
    assertEquals("1,01 Đ", deFormat.format(101000000));
    assertEquals("1.011,00 ₥Đ", deFormat.format(101100000));
    assertEquals("1.000,01 ₥Đ", deFormat.format(100001000));
    assertEquals("1.000.001,00 µĐ", deFormat.format(100000100));
    assertEquals("1.000.000,10 µĐ", deFormat.format(100000010));
    assertEquals("1.000.000,01 µĐ", deFormat.format(100000001));
}