// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
// NOTE: This code is derived from an implementation originally in dotnet/runtime:
// https://github.com/dotnet/runtime/blob/v8.0.3/src/libraries/System.Collections/tests/Generic/List/List.Generic.cs
//
// See the commentary in https://github.com/dotnet/roslyn/pull/50156 for notes on incorporating changes made to the
// reference implementation.
using System;
using System.Collections.Generic;
using Microsoft.CodeAnalysis.Collections;
using Microsoft.CodeAnalysis.Test.Utilities;
namespace Microsoft.CodeAnalysis.UnitTests.Collections
{
public class SegmentedList_Generic_Tests_string : SegmentedList_Generic_Tests<string>
{
protected override string CreateT(int seed)
{
int stringLength = seed % 10 + 5;
Random rand = new Random(seed);
byte[] bytes = new byte[stringLength];
rand.NextBytes(bytes);
return Convert.ToBase64String(bytes);
}
}
public class SegmentedList_Generic_Tests_int : SegmentedList_Generic_Tests<int>
{
protected override int CreateT(int seed)
{
Random rand = new Random(seed);
return rand.Next();
}
}
public class SegmentedList_Generic_Tests_string_ReadOnly : SegmentedList_Generic_Tests<string>
{
protected override string CreateT(int seed)
{
int stringLength = seed % 10 + 5;
Random rand = new Random(seed);
byte[] bytes = new byte[stringLength];
rand.NextBytes(bytes);
return Convert.ToBase64String(bytes);
}
protected override bool IsReadOnly => true;
protected override IList<string> GenericIListFactory(int setLength)
{
return GenericListFactory(setLength).AsReadOnly();
}
protected override IList<string> GenericIListFactory()
{
return GenericListFactory().AsReadOnly();
}
protected override IEnumerable<ModifyEnumerable> GetModifyEnumerables(ModifyOperation operations) => new SegmentedList<ModifyEnumerable>();
protected override bool Enumerator_Empty_Current_UndefinedOperation_Throws => RuntimeUtilities.IsCoreClr8OrHigherRuntime;
}
public class SegmentedList_Generic_Tests_int_ReadOnly : SegmentedList_Generic_Tests<int>
{
protected override int CreateT(int seed)
{
Random rand = new Random(seed);
return rand.Next();
}
protected override bool IsReadOnly => true;
protected override IList<int> GenericIListFactory(int setLength)
{
return GenericListFactory(setLength).AsReadOnly();
}
protected override IList<int> GenericIListFactory()
{
return GenericListFactory().AsReadOnly();
}
protected override IEnumerable<ModifyEnumerable> GetModifyEnumerables(ModifyOperation operations) => new SegmentedList<ModifyEnumerable>();
protected override bool Enumerator_Empty_Current_UndefinedOperation_Throws => RuntimeUtilities.IsCoreClr8OrHigherRuntime;
}
}
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