public void Double_Rnd()
{
BVector d = new BVector();
double value;
const double maxValue = double.MaxValue;
const double minValue = double.MinValue;
var rnd = new CryptoRandom();
List <double> values = new List <double>();
// number of items to add per bit
int itemsCount = 1_000;
for (int i = 0; i < itemsCount; i++)
{
// add positive
value = (double)rnd.NextDouble() * maxValue;
d.Add(value);
values.Add(value);
d.Add1(false);
// add negative
value = (double)rnd.NextDouble() * minValue;
d.Add(value);
values.Add(value);
d.Add1(true);
}
for (int i = 0; i < itemsCount; i++)
{
value = d.GetDouble();
Assert.AreEqual(values[i], value);
Assert.AreEqual(i % 2 != 0, d.Get1());
}
}
public void Double_MinMax()
{
BVector d = new BVector();
double max = double.MaxValue;
double min = double.MinValue;
double zero = (double)0;
d.Add(max);
d.Add1(false);
d.Add(zero);
d.Add1(true);
d.Add(min);
Assert.AreEqual(max, d.GetDouble());
Assert.AreEqual(false, d.Get1());
Assert.AreEqual(zero, d.GetDouble());
Assert.AreEqual(true, d.Get1());
Assert.AreEqual(min, d.GetDouble());
}
/// <summary>
/// Reads the next random value added by <see cref="WriteRandomValue(BVector)"/>
/// </summary>
/// <param name="d"></param>
/// <returns></returns>
public static object ReadNextRandomValue(BVector d)
{
bool nullable = d.Get1();
byte valueType = d.Get8();
switch (valueType)
{
case 0:
if (nullable)
{
return(d.GetIntN());
}
return(d.GetInt());
case 1:
if (nullable)
{
return(d.GetLongN());
}
return(d.GetLong());
case 2:
if (nullable)
{
return(d.GetShortN());
}
return(d.GetShort());
case 3:
if (nullable)
{
return(d.GetByteN());
}
return(d.GetByte());
case 4:
return(d.GetString());
case 5:
return(d.GetAscii());
case 6:
if (nullable)
{
return(d.GetDateTimeN());
}
return(d.GetDateTime());
case 7:
if (nullable)
{
return(d.GetDecimalN());
}
return(d.GetDecimal());
case 8:
if (nullable)
{
return(d.GetDoubleN());
}
return(d.GetDouble());
case 9:
return(d.Get1());
case 10:
return(d.GetTimeSpan());
case 11:
return(d.GetByteArray());
}
return(null);
}