public void ComparePerformanceOfExpressionCompileVersusCreateMetaClosure()
{
int xx = 2;
System.Linq.Expressions.Expression <Func <int, int, int> > multiplierByClosureConstantExpression = (y, z) => xx * (y + z);
DateTime start;
TimeSpan duration;
start = DateTime.Now;
for (int i = 0; i < 100000; i++)
{
multiplierByClosureConstantExpression.Compile();
}
duration = DateTime.Now - start;
Console.WriteLine(duration);
Func <int, int, int, int> multiplierByClosureConstant = (x, y, z) => x * (y + z);
start = DateTime.Now;
for (int i = 0; i < 100000; i++)
{
List <object> constants = new List <object>()
{
2
};
Func <int, int, int> curriedFunction = ClosedToOpenExpressionFactory.CreateMetaClosure <Func <int, int, int> >(
multiplierByClosureConstant,
constants);
}
duration = DateTime.Now - start;
Console.WriteLine(duration);
}
public void CreateMetaClosure_OneClosureArgument_WrapsFunctionAndEvaluatesToCorrectResult()
{
Func <int, int, int, int> multiplierByClosureConstant = (x, y, z) => x * (y + z);
List <object> constants = new List <object>()
{
2
};
Func <int, int, int> partialFunction = ClosedToOpenExpressionFactory.CreateMetaClosure <Func <int, int, int> >(
multiplierByClosureConstant,
constants);
int result = partialFunction(3, 5);
Assert.AreEqual(16, result);
}