}

  @AndroidIncompatible // slow
  public void testCheckedSubtract() {
    for (int a : ALL_INTEGER_CANDIDATES) {
      for (int b : ALL_INTEGER_CANDIDATES) {
        BigInteger expectedResult = valueOf(a).subtract(valueOf(b));
        boolean expectedSuccess = fitsInInt(expectedResult);
        try {
          assertEquals(a - b, IntMath.checkedSubtract(a, b));
          assertTrue(expectedSuccess);

        .setExpectation(-Double.MAX_VALUE, RoundingMode.values())
        .test();
  }

  public void testRoundToDouble_minDoubleMinusOne() {
    BigDecimal minDoubleAsBigDecimal = new BigDecimal(-Double.MAX_VALUE).subtract(BigDecimal.ONE);
    new RoundToDoubleTester(minDoubleAsBigDecimal)
        .setExpectation(-Double.MAX_VALUE, DOWN, CEILING, HALF_EVEN, HALF_UP, HALF_DOWN)
        .setExpectation(Double.NEGATIVE_INFINITY, UP, FLOOR)

	for left > 0 {
		// Read expected hash...
		h.Reset()
		n, err := io.ReadFull(r, hashBuf)
		if err != nil {
			// Read's failed for object with right size, file is corrupt.
			return err
		}
		// Subtract hash length..
		left -= int64(n)
		if left < shardSize {
			shardSize = left
		}

		read, err := io.CopyBuffer(h, io.LimitReader(r, shardSize), *bufp)
		if err != nil {

        .setExpectation(-Double.MAX_VALUE, RoundingMode.values())
        .test();
  }

  public void testRoundToDouble_minDoubleMinusOne() {
    BigDecimal minDoubleAsBigDecimal = new BigDecimal(-Double.MAX_VALUE).subtract(BigDecimal.ONE);
    new RoundToDoubleTester(minDoubleAsBigDecimal)
        .setExpectation(-Double.MAX_VALUE, DOWN, CEILING, HALF_EVEN, HALF_UP, HALF_DOWN)
        .setExpectation(Double.NEGATIVE_INFINITY, UP, FLOOR)

	VS1RV		V3, (X11)			// a7818502
	VS2RV		V2, (X11)			// 27818522
	VS4RV		V4, (X11)			// 27828562
	VS8RV		V8, (X11)			// 278485e2

	// 31.11.1: Vector Single-Width Integer Add and Subtract
	VADDVV		V1, V2, V3			// d7812002
	VADDVV		V1, V2, V0, V3			// d7812000
	VADDVX		X10, V2, V3			// d7412502
	VADDVX		X10, V2, V0, V3			// d7412500
	VADDVI		$15, V2, V3			// d7b12702

      for (long b : TEST_LONGS) {
        UnsignedLong aUnsigned = UnsignedLong.fromLongBits(a);
        UnsignedLong bUnsigned = UnsignedLong.fromLongBits(b);
        long expected =
            aUnsigned.bigIntegerValue().subtract(bUnsigned.bigIntegerValue()).longValue();
        UnsignedLong unsignedSub = aUnsigned.minus(bUnsigned);
        assertThat(unsignedSub.longValue()).isEqualTo(expected);
      }
    }
  }

  }

  @AndroidIncompatible // slow
  public void testCheckedSubtract() {
    for (int a : ALL_INTEGER_CANDIDATES) {
      for (int b : ALL_INTEGER_CANDIDATES) {
        BigInteger expectedResult = valueOf(a).subtract(valueOf(b));
        boolean expectedSuccess = fitsInInt(expectedResult);
        try {
          assertEquals(a - b, IntMath.checkedSubtract(a, b));
          assertTrue(expectedSuccess);

    assertThat(UnsignedLongs.parseUnsignedLong("1234567890abcdef", 16))
        .isEqualTo(0x1234567890abcdefL);
  }

  public void testParseLongWithRadixLimits() {
    BigInteger max = BigInteger.ZERO.setBit(64).subtract(ONE);
    // loops through all legal radix values.
    for (int r = Character.MIN_RADIX; r <= Character.MAX_RADIX; r++) {
      int radix = r;
      // tests can successfully parse a number string with this radix.

            // in DST
            if (cfg.getLocalTimezone().inDaylightTime(new Date(t))) {
                // t also in DST so no correction
            } else {
                // t not in DST so subtract 1 hour
                t -= 3600000;
            }
        } else // not in DST
        if (cfg.getLocalTimezone().inDaylightTime(new Date(t))) {
            // t is in DST so add 1 hour
            t += 3600000;

    return requireNonNull(successor);
  }

  /*
   * We don't define getPredecessor+getSuccessor and setPredecessor+setSuccessor here because
   * they're defined above -- including logic to add and subtract 1 to map between the values stored
   * in the predecessor/successor arrays and the indexes in the elements array that they identify.
   */