@Test public void repeatOptionalDecimals() { assertEquals("0.00000001", formatRepeat(SATOSHI, 2, 4)); assertEquals("0.00000010", formatRepeat(SATOSHI.multiply(10), 2, 4)); assertEquals("0.01", formatRepeat(CENT, 2, 4)); assertEquals("0.10", formatRepeat(CENT.multiply(10), 2, 4)); assertEquals("0", formatRepeat(SATOSHI, 2, 2)); assertEquals("0", formatRepeat(SATOSHI.multiply(10), 2, 2)); assertEquals("0.01", formatRepeat(CENT, 2, 2)); assertEquals("0.10", formatRepeat(CENT.multiply(10), 2, 2)); assertEquals("0", formatRepeat(CENT, 2, 0)); assertEquals("0", formatRepeat(CENT.multiply(10), 2, 0)); }