public void ExceptionThrownFromFirstsEnumerator()
{
MyIEnum <int> first = new MyIEnum <int>(new int[] { 1, 3, 3 });
IEnumerable <int> second = new int[] { 2, 4, 6 };
Func <int, int, int> func = (x, y) => x + y;
IEnumerable <int> expected = new int[] { 3, 7, 9 };
Assert.Equal(expected, first.Zip(second, func));
first = new MyIEnum <int>(new int[] { 1, 2, 3 });
var zip = first.Zip(second, func);
Assert.Throws <Exception>(() => zip.ToList());
}
// exception thrown out from second.GetEnumerator
public static int Test6()
{
MyIEnum <int> second = new MyIEnum <int>(new int[] { 1, 3, 3 });
IEnumerable <int> first = new int[] { 2, 4, 6 };
Func <int, int, int> func = (x, y) => x + y;
IEnumerable <int> expected = new int[] { 3, 7, 9 };
try
{
var actual = first.Zip(second, func);
actual.ToList(); // No exception
if (Verification.Allequal(expected, actual) != 0)
{
return(1);
}
}
catch (Exception)
{
return(1);
}
second = new MyIEnum <int>(new int[] { 1, 2, 3 });
try
{
var actual = first.Zip(second, func);
actual.ToList(); // exception
return(1);
}
catch (Exception)
{
return(0);
}
}
