public void AsValueEnumerable1_With_ValidData_Must_Succeed(int[] source)
{
// Arrange
var wrapped = new ArraySegment <int>(source);
// Act
var result = wrapped
.AsValueEnumerable();
// Assert
_ = result.Must()
.BeEnumerableOf <int>()
.BeEqualTo(source, testRefStructs: false);
result.SequenceEqual(source).Must().BeTrue();
}
public void Select_Sum_With_ValidData_Must_Succeed(int[] source, int skip, int take)
{
// Arrange
var(offset, count) = Utils.SkipTake(source.Length, skip, take);
var wrapped = new ArraySegment <int>(source, offset, count);
var expected = wrapped
.Select((item, _) => item)
.Sum();
// Act
var result = wrapped.AsValueEnumerable()
.Select((item, _) => item)
.Sum();
// Assert
_ = result.Must()
.BeEqualTo(expected);
}
public void Select_With_ValidData_Must_Succeed(int[] source, int skip, int take, Func <int, int, string> selector)
{
// Arrange
var(offset, count) = Utils.SkipTake(source.Length, skip, take);
var wrapped = new ArraySegment <int>(source, offset, count);
var expected = wrapped
.Select(selector);
// Act
var result = wrapped.AsValueEnumerable()
.Select(selector);
// Assert
_ = result.Must()
.BeEnumerableOf <string>()
.BeEqualTo(expected, testRefStructs: false);
_ = result.SequenceEqual(expected).Must().BeTrue();
}
public void Where_Sum_With_ValidData_Must_Succeed(int[] source, int skip, int take, Func <int, int, bool> predicate)
{
// Arrange
var(offset, count) = Utils.SkipTake(source.Length, skip, take);
var wrapped = new ArraySegment <int>(source, offset, count);
var expected = Enumerable
.Where(wrapped, predicate)
.Sum();
// Act
var result = wrapped.AsValueEnumerable()
.Where(predicate)
.Sum();
// Assert
_ = result.Must()
.BeEqualTo(expected);
}
public void Where_With_ValidData_Must_Succeed(int[] source, int skip, int take, Func <int, int, bool> predicate)
{
// Arrange
var(offset, count) = Utils.SkipTake(source.Length, skip, take);
var wrapped = new ArraySegment <int>(source, offset, count);
var expected = Enumerable
.Where(wrapped, predicate);
// Act
var result = wrapped.AsValueEnumerable()
.Where(predicate);
// Assert
_ = result.Must()
.BeEnumerableOf <int>()
.BeEqualTo(expected, testRefStructs: false, testRefReturns: false);
_ = result.SequenceEqual(expected).Must().BeTrue();
}
public void AsValueEnumerable1_Count_With_ValidData_Must_Succeed(int[] source, int skipCount, int takeCount)
{
// Arrange
var wrapped = new ArraySegment <int>(source);
var expected = source
.Skip(skipCount)
.Take(takeCount)
.Count();
// Act
var result = wrapped.AsValueEnumerable()
.Skip(skipCount)
.Take(takeCount)
.Count();
// Assert
_ = result.Must()
.BeEqualTo(expected);
}
public void Distinct_ToArray_MemoryPool_With_ValidData_Must_Succeed(int[] source, int skip, int take)
{
// Arrange
var pool = ArrayPool <int> .Shared;
var(offset, count) = Utils.SkipTake(source.Length, skip, take);
var wrapped = new ArraySegment <int>(source, offset, count);
var expected = wrapped
.Distinct()
.ToArray();
// Act
using var result = wrapped.AsValueEnumerable()
.Distinct()
.ToArray(pool);
// Assert
_ = result
.SequenceEqual(expected);
}
public void AsValueEnumerable1_Take_Take_With_ValidData_Must_Succeed(int[] source, int count0, int count1)
{
// Arrange
var wrapped = new ArraySegment <int>(source);
var expected = source
.Take(count0)
.Take(count1);
// Act
var result = wrapped
.AsValueEnumerable()
.Take(count0)
.Take(count1);
// Assert
_ = result.Must()
.BeEnumerableOf <int>()
.BeEqualTo(expected, testRefStructs: false);
result.SequenceEqual(expected).Must().BeTrue();
}