public void Empty()
{
var enumerable = ValueEnumerable.Empty <int>();
Assert.AreEqual(0, enumerable.Count);
Assert.AreEqual(0, enumerable.Count());
}
public int Hyperlinq_Empty()
{
var sum = 0;
foreach (var item in ValueEnumerable.Empty <int>())
{
sum += item;
}
return(sum);
}
public int Hyperlinq_Empty_Select_ForEach()
{
var sum = 0;
foreach (var item in ValueEnumerable.Empty <int>().Select(item => item))
{
sum += item;
}
return(sum);
}
public int Hyperlinq_Empty_Where_ForEach()
{
var sum = 0;
foreach (var item in ValueEnumerable.Empty <int>().Where(item => (item & 0x01) == 0))
{
sum += item;
}
return(sum);
}
public int Hyperlinq_Empty_Select_For()
{
var source = ValueEnumerable.Empty <int>().Select(item => item);
var sum = 0;
for (var index = 0; index < source.Count(); index++)
{
sum += source[index];
}
return(sum);
}
public void Empty_Must_Succeed()
{
// Arrange
var expected = Enumerable.Empty <int>();
// Act
var result = ValueEnumerable.Empty <int>();
// Assert
_ = result.Must()
.BeEnumerableOf <int>()
.BeEqualTo(expected);
}
public int Hyperlinq_Empty_Count() => ValueEnumerable.Empty <int>().Count();