public void AggregateReverse ()
{
IEnumerable<int> s = new []{1, 2, 3, 4, 5};
Assert.AreEqual (-5, s.AggregateReverse ((a,b) => a - b));
Assert.AreEqual ("54321",
s.AggregateReverse (new StringBuilder (), (a,b) => a.Append (b)).ToString ());
Assert.AreEqual (1,
new int[]{}.AggregateReverse (1, (a,b) => a+b));
Assert.AreEqual ("54321",
s.AggregateReverse (new StringBuilder (), (a,b) => a.Append (b), a => a.ToString ()));
Assert.AreEqual (1,
new int[]{}.AggregateReverse (1, (a,b) => a+b, x => x));
}
public void AggregateReverse_SSFR_FuncNull ()
{
IEnumerable<int> s = new[]{1};
Func<int,int,int> f = null;
Func<int,int> r = x => x;
s.AggregateReverse (0, f, r);
}
public void AggregateReverse_SSFR_ResultNull ()
{
IEnumerable<int> s = new[]{1};
Func<int,int,int> f = (a,b) => a-b;
Func<int,int> r = null;
s.AggregateReverse (0, f, r);
}
public void AggregateReverse_SF_FuncNull ()
{
IEnumerable<int> s = new[]{1};
Func<int,int,int> f = null;
s.AggregateReverse (f);
}
