Speckle.DoubleNumerics/Speckle.DoubleNumerics.Tests/ConstantHelper.cs

// 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 System;
using System.Runtime.CompilerServices;

namespace Speckle.DoubleNumerics.Tests;

internal class ConstantHelper
{
  [MethodImpl(MethodImplOptions.AggressiveInlining)]
  public static Byte GetByteWithAllBitsSet()
  {
    Byte value = 0;
    unsafe
    {
      unchecked
      {
        *&value = 0xff;
      }
    }
    return value;
  }

  [MethodImpl(MethodImplOptions.AggressiveInlining)]
  public static SByte GetSByteWithAllBitsSet()
  {
    SByte value = 0;
    unsafe
    {
      unchecked
      {
        *&value = (SByte)0xff;
      }
    }
    return value;
  }

  [MethodImpl(MethodImplOptions.AggressiveInlining)]
  public static UInt16 GetUInt16WithAllBitsSet()
  {
    UInt16 value = 0;
    unsafe
    {
      unchecked
      {
        *&value = 0xffff;
      }
    }
    return value;
  }

  [MethodImpl(MethodImplOptions.AggressiveInlining)]
  public static Int16 GetInt16WithAllBitsSet()
  {
    Int16 value = 0;
    unsafe
    {
      unchecked
      {
        *&value = (Int16)0xffff;
      }
    }
    return value;
  }

  [MethodImpl(MethodImplOptions.AggressiveInlining)]
  public static UInt32 GetUInt32WithAllBitsSet()
  {
    UInt32 value = 0;
    unsafe
    {
      unchecked
      {
        *&value = 0xffffffff;
      }
    }
    return value;
  }

  [MethodImpl(MethodImplOptions.AggressiveInlining)]
  public static Int32 GetInt32WithAllBitsSet()
  {
    Int32 value = 0;
    unsafe
    {
      unchecked
      {
        *&value = (Int32)0xffffffff;
      }
    }
    return value;
  }

  [MethodImpl(MethodImplOptions.AggressiveInlining)]
  public static UInt64 GetUInt64WithAllBitsSet()
  {
    UInt64 value = 0;
    unsafe
    {
      unchecked
      {
        *&value = 0xffffffffffffffff;
      }
    }
    return value;
  }

  [MethodImpl(MethodImplOptions.AggressiveInlining)]
  public static Int64 GetInt64WithAllBitsSet()
  {
    Int64 value = 0;
    unsafe
    {
      unchecked
      {
        *&value = (Int64)0xffffffffffffffff;
      }
    }
    return value;
  }

  [MethodImpl(MethodImplOptions.AggressiveInlining)]
  public static Double GetDoubleWithAllBitsSet()
  {
    Double value = 0;
    unsafe
    {
      unchecked
      {
        *((Int32*)&value) = (Int32)0xffffffffffffffff;
      }
    }
    return value;
  }

  [MethodImpl(MethodImplOptions.AggressiveInlining)]
  public static Single GetSingleWithAllBitsSet()
  {
    Single value = 0;
    unsafe
    {
      unchecked
      {
        *&value = 0xffffffff;
      }
    }
    return value;
  }
}