public void InitializeRNG(int seed, Type rngType = null)
{
Seed = seed;
if (rngType != null)
{
_rngType = rngType;
}
var nextMethod = _rngType.GetMethods(BindingFlags.Public | BindingFlags.Instance).FirstOrDefault(m => m.Name.Equals("Next") && m.GetParameters().Length == 0 && m.ReturnType == typeof(int));
if (nextMethod == null)
{
throw NotImplemented("int Next()");
}
var nextmaxMethod = _rngType.GetMethods(BindingFlags.Public | BindingFlags.Instance).FirstOrDefault(m => m.Name.Equals("Next") && m.GetParameters().Length == 1 && m.GetParameters()[0].ParameterType == typeof(int) && m.ReturnType == typeof(int));
if (nextmaxMethod == null)
{
throw NotImplemented("int Next(int max)");
}
var nextminmaxMethod = _rngType.GetMethods(BindingFlags.Public | BindingFlags.Instance).FirstOrDefault(m => m.Name.Equals("Next") && m.GetParameters().Length == 2 && m.GetParameters().All(x => x.ParameterType == typeof(int)) && m.ReturnType == typeof(int));
if (nextminmaxMethod == null)
{
throw NotImplemented("int Next(int min, int max)");
}
var nextdoubleMethod = _rngType.GetMethods(BindingFlags.Public | BindingFlags.Instance).FirstOrDefault(m => m.Name.Equals("NextDouble") && m.GetParameters().Length == 0 && m.ReturnType == typeof(double));
if (nextdoubleMethod == null)
{
throw NotImplemented("double NextDouble()");
}
var nextbytesMethod = _rngType.GetMethods(BindingFlags.Public | BindingFlags.Instance).FirstOrDefault(m => m.Name.Equals("NextBytes") && m.GetParameters().Length == 1 && m.GetParameters()[0].ParameterType == typeof(byte[]) && m.ReturnType == typeof(void));
if (nextbytesMethod == null)
{
throw NotImplemented("void NextBytes(byte[] buf)");
}
object[] args = { seed };
_random = Activator.CreateInstance(_rngType, args);
Next = (min, max) => (int)nextMethod.Invoke(_random, new object[] { });
NextMax = (min, max) => (int)nextmaxMethod.Invoke(_random, new object[] { min });
NextMinMax = (min, max) => (int)nextminmaxMethod.Invoke(_random, new object[] { min, max });
NextDouble = () => (double)nextdoubleMethod.Invoke(_random, new object[] { });
NextBytes = bytes => nextdoubleMethod.Invoke(_random, new object[] { bytes });
Initialized = true;
}
public static int Main()
{
RandomNextBytes test = new RandomNextBytes();
TestLibrary.TestFramework.BeginTestCase("RandomNextBytes");
if (test.RunTests())
{
TestLibrary.TestFramework.EndTestCase();
TestLibrary.TestFramework.LogInformation("PASS");
return(100);
}
else
{
TestLibrary.TestFramework.EndTestCase();
TestLibrary.TestFramework.LogInformation("FAIL");
return(0);
}
}
public static int Main()
{
RandomNextBytes test = new RandomNextBytes();
TestLibrary.TestFramework.BeginTestCase("RandomNextBytes");
if (test.RunTests())
{
TestLibrary.TestFramework.EndTestCase();
TestLibrary.TestFramework.LogInformation("PASS");
return 100;
}
else
{
TestLibrary.TestFramework.EndTestCase();
TestLibrary.TestFramework.LogInformation("FAIL");
return 0;
}
}
