public void Long_AddGet_BitsMinMax_Separated_Loopback()
{
int maxBits = 64;
List <long> values = new List <long>();
BVector d = new BVector();
long positiveValue;
long negativeValue;
long actualValue;
int index;
long expected;
long maxVal = long.MaxValue;
byte bits;
// add min and max values for 2-64 bits
for (int i = 0; i < (maxBits - 1); i++)
{
bits = (byte)(maxBits - i);
positiveValue = maxVal >> i;
negativeValue = -positiveValue - 1;
// add positive
d.Add(positiveValue, bits);
values.Add(positiveValue);
// true separator
d.Add1();
// add negative
d.Add(negativeValue, bits);
values.Add(negativeValue);
// false separator
d.Add1(false);
}
// get min and max values for 2-64 bits
index = 0;
for (int i = 0; i < (maxBits - 1); i++)
{
bits = (byte)(maxBits - i);
// get positive
expected = values[index++];
actualValue = d.GetLong(bits);
Assert.AreEqual(expected, actualValue);
// true separator
Assert.AreEqual(true, d.Get1());
// get min
expected = values[index++];
actualValue = d.GetLong(bits);
Assert.AreEqual(expected, actualValue);
// false separator
Assert.AreEqual(false, d.Get1());
}
}
public void Long_Get_Exc_LessThan2Bits_Loopback()
{
BVector d = new BVector();
d.Add(0, 32);
d.GetLong(1);
}
public void Long_Get_Exc_MoreThan64Bits_Loopback()
{
BVector d = new BVector();
d.Add(0, 32);
d.GetLong(65);
}
public void Long_AddGet_Rnd_Sequence_Loopback()
{
int maxBits = 64;
List <long> values = new List <long>();
BVector d = new BVector();
long actualValue;
int index;
long expected;
long maxVal = long.MaxValue;
byte bits;
var rnd = new CryptoRandom();
int itemsPerBit = 10000;
long value;
long tmp;
// add random values for 2-64 bits
for (int j = 0; j < itemsPerBit; j++)
{
for (int i = 0; i < (maxBits - 2); i++)
{
bits = (byte)(maxBits - i);
tmp = maxVal >> (i + 1);
// add random value
value = rnd.NextLong(-tmp - 1, tmp);
values.Add(value);
d.Add(value, bits);
}
}
// get values for 2-64 bits
index = 0;
for (int j = 0; j < itemsPerBit; j++)
{
for (int i = 0; i < (maxBits - 2); i++)
{
bits = (byte)(maxBits - i);
// get value
expected = values[index];
actualValue = d.GetLong(bits);
Assert.AreEqual(expected, actualValue);
index++;
}
}
}
/// <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);
}