public void DivideAndRemainder1()
{
String a = "3736186567876876578956958765675671119238118911893939591735";
int aScale = 45;
String b = "134432345432345748766876876723342238476237823787879183470";
int bScale = 70;
String res = "277923185514690367474770683";
int resScale = 0;
String rem = "1.3032693871288309587558885943391070087960319452465789990E-15";
int remScale = 70;
BigDecimal aNumber = new BigDecimal(BigInteger.Parse(a), aScale);
BigDecimal bNumber = new BigDecimal(BigInteger.Parse(b), bScale);
BigDecimal remainder;
BigDecimal quotient = aNumber.DivideAndRemainder(bNumber, out remainder);
Assert.AreEqual(res, quotient.ToString(), "incorrect quotient value");
Assert.AreEqual(resScale, quotient.Scale, "incorrect quotient scale");
Assert.AreEqual(rem, remainder.ToString(), "incorrect remainder value");
Assert.AreEqual(remScale, remainder.Scale, "incorrect remainder scale");
}
public void DivideAndRemainder2()
{
String a = "3736186567876876578956958765675671119238118911893939591735";
int aScale = -45;
String b = "134432345432345748766876876723342238476237823787879183470";
int bScale = 70;
String res = "2779231855146903674747706830969461168692256919247547952" +
"2608549363170374005512836303475980101168105698072946555" +
"6862849";
int resScale = 0;
String rem = "3.4935796954060524114470681810486417234751682675102093970E-15";
int remScale = 70;
BigDecimal aNumber = new BigDecimal(BigInteger.Parse(a), aScale);
BigDecimal bNumber = new BigDecimal(BigInteger.Parse(b), bScale);
BigDecimal remainder;
BigDecimal quotient = aNumber.DivideAndRemainder(bNumber, out remainder);
Assert.AreEqual(res, quotient.ToString(), "incorrect quotient value");
Assert.AreEqual(resScale, quotient.Scale, "incorrect quotient scale");
Assert.AreEqual(rem, remainder.ToString(), "incorrect remainder value");
Assert.AreEqual(remScale, remainder.Scale, "incorrect remainder scale");
}
public void DivideAndRemainderMathContextDown()
{
String a = "3736186567876876578956958765675671119238118911893939591735";
int aScale = 45;
String b = "134432345432345748766876876723342238476237823787879183470";
int bScale = 20;
int precision = 15;
RoundingMode rm = RoundingMode.Down;
MathContext mc = new MathContext(precision, rm);
String res = "0E-25";
int resScale = 25;
String rem = "3736186567876.876578956958765675671119238118911893939591735";
int remScale = 45;
BigDecimal aNumber = new BigDecimal(BigInteger.Parse(a), aScale);
BigDecimal bNumber = new BigDecimal(BigInteger.Parse(b), bScale);
BigDecimal remainder;
BigDecimal quotient = aNumber.DivideAndRemainder(bNumber, mc, out remainder);
Assert.AreEqual(res, quotient.ToString(), "incorrect quotient value");
Assert.AreEqual(resScale, quotient.Scale, "incorrect quotient scale");
Assert.AreEqual(rem, remainder.ToString(), "incorrect remainder value");
Assert.AreEqual(remScale, remainder.Scale, "incorrect remainder scale");
}
