public void ForEachAsync_12()
{
IEnumerable <int> enumerable = new List <int> {
3, 4, 5
};
var visitedItems = new List <int>();
enumerable.ForEachAsync((i, c) => { visitedItems.Add(i); return(Task.CompletedTask); }).Wait();
visitedItems.SequenceEqual(enumerable).ShouldBeTrue();
}
public void ForEachAsync_32()
{
IEnumerable <int> enumerable = new List <int> {
3, 4, 5
};
var visitedItems = new List <int>();
enumerable.ForEachAsync((Func <int, CancellationToken, Task>)null).Wait();
visitedItems.ShouldBeEmpty();
}
public void ForEachAsync_42()
{
IEnumerable <int> enumerable = new List <int> {
3, 4, 5
};
var visitedItems = new List <int>();
var cs = new CancellationTokenSource();
enumerable.ForEachAsync((i, c) =>
{
visitedItems.Add(i);
if (i == 4)
{
cs.Cancel();
}
return(Task.CompletedTask);
}, cs.Token).Wait();
visitedItems.SequenceEqual(enumerable).ShouldBeFalse();
visitedItems.ShouldContain(3);
visitedItems.ShouldContain(4);
visitedItems.ShouldNotContain(5);
}
