// 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.
 
using BenchmarkDotNet.Attributes;
using Microsoft.CodeAnalysis.Collections;
 
namespace IdeCoreBenchmarks
{
    [MemoryDiagnoser]
    public class SegmentedListBenchmarks_Add
    {
        [Params(1_000, 10_000, 100_000, 1_000_000)]
        public int Count { get; set; }
 
        [Benchmark]
        public void AddIntToList()
            => AddToList(1);
 
        [Benchmark]
        public void AddObjectToList()
            => AddToList(new object());
 
        [Benchmark]
        public void AddLargeStructToList()
            => AddToList(new LargeStruct());
 
        [Benchmark]
        public void AddEnormousStructToList()
            => AddToList(new EnormousStruct());
 
        private void AddToList<T>(T item)
        {
            var array = new SegmentedList<T>();
            var iterations = Count;
 
            for (var i = 0; i < iterations; i++)
                array.Add(item);
        }
 
        private struct MediumStruct
        {
            public int i1 { get; set; }
            public int i2 { get; set; }
            public int i3 { get; set; }
            public int i4 { get; set; }
            public int i5 { get; set; }
        }
 
        private struct LargeStruct
        {
            public MediumStruct s1 { get; set; }
            public MediumStruct s2 { get; set; }
            public MediumStruct s3 { get; set; }
            public MediumStruct s4 { get; set; }
        }
 
        private struct EnormousStruct
        {
            public LargeStruct s1 { get; set; }
            public LargeStruct s2 { get; set; }
            public LargeStruct s3 { get; set; }
            public LargeStruct s4 { get; set; }
            public LargeStruct s5 { get; set; }
            public LargeStruct s6 { get; set; }
            public LargeStruct s7 { get; set; }
            public LargeStruct s8 { get; set; }
            public LargeStruct s9 { get; set; }
            public LargeStruct s10 { get; set; }
        }
    }
}