public async ValueTask <int> Hyperlinq_AsyncEnumerable_Value()
{
var sum = 0;
await foreach (var item in AsyncEnumerableExtensions
.AsAsyncValueEnumerable <TestAsyncEnumerable.AsyncEnumerable, TestAsyncEnumerable.AsyncEnumerable.AsyncEnumerator, int>(asyncEnumerableValue, (enumerable, cancellationToken) => enumerable.GetAsyncEnumerator(cancellationToken))
.Where((item, _) => new ValueTask <bool>((item & 0x01) == 0)))
{
sum += item;
}
return(sum);
}
public void AsAsyncValueEnumerable_GetEnumerator_With_ValidData_Must_Succeed(int[] source)
{
// Arrange
var wrapped = Wrap
.AsAsyncEnumerable(source);
// Act
var result = AsyncEnumerableExtensions
.AsAsyncValueEnumerable <Wrap.AsyncEnumerableWrapper <int>, Wrap.AsyncEnumerator <int>, int>(wrapped, (enumerable, _) => enumerable.GetAsyncEnumerator());
// Assert
_ = result.Must()
.BeAsyncEnumerableOf <int>()
.BeEqualTo(source);
}
public void AsAsyncValueEnumerable_With_ValidData_Must_Succeed(int[] source)
{
// Arrange
var wrapped = Wrap
.AsAsyncEnumerable(source);
// Act
var result = AsyncEnumerableExtensions
.AsAsyncValueEnumerable(wrapped);
// Assert
_ = result.Must()
.BeAsyncEnumerableOf <int>()
.BeEqualTo(source);
}
public async ValueTask AsAsyncValueEnumerable_With_ToArrayAsync_Must_Succeed(int[] source)
{
// Arrange
var wrapped = Wrap
.AsAsyncEnumerable(source);
var expected = Enumerable
.ToArray(source);
// Act
var result = await AsyncEnumerableExtensions
.AsAsyncValueEnumerable <int>(wrapped)
.ToArrayAsync();
// Assert
_ = result.Must()
.BeArrayOf <int>()
.BeEqualTo(expected);
}
public async ValueTask ToListAsync_With_ValidData_Must_Succeed(int[] source)
{
// Arrange
var wrapped = Wrap
.AsAsyncEnumerable(source);
var expected = Enumerable
.ToList(source);
// Act
var result = await AsyncEnumerableExtensions
.AsAsyncValueEnumerable(wrapped)
.ToListAsync();
// Assert
_ = result.Must()
.BeOfType <List <int> >()
.BeEnumerableOf <int>()
.BeEqualTo(expected);
}
public ValueTask <int[]> Hyperlinq_AsyncEnumerable_Value() =>
AsyncEnumerableExtensions.AsAsyncValueEnumerable <TestAsyncEnumerable.AsyncEnumerable, TestAsyncEnumerable.AsyncEnumerable.AsyncEnumerator, int>(
asyncEnumerableValue,
(enumerable, cancellationToken) => enumerable.GetAsyncEnumerator(cancellationToken))
.ToArrayAsync();
