// Copyright (c) .NET Foundation. All rights reserved.
// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.

#if IL_EMIT
using System;
using Xunit;

namespace Microsoft.AspNetCore.Routing.Matching
{
    public class ILEmitTrieFactoryTest
    {
        // We never vectorize on 32bit, so that's part of the test.
        [Fact] 
        public void ShouldVectorize_ReturnsTrue_ForLargeEnoughStrings()
        {
            // Arrange
            var is64Bit = IntPtr.Size == 8;
            var expected = is64Bit;

            var entries = new[]
            {
                ("foo", 0),
                ("badr", 0),
                ("", 0),
            };

            // Act
            var actual = ILEmitTrieFactory.ShouldVectorize(entries);

            // Assert
            Assert.Equal(expected, actual);
        }

        [Fact]
        public void ShouldVectorize_ReturnsFalseForSmallStrings()
        {
            // Arrange
            var entries = new[]
            {
                ("foo", 0),
                ("sma", 0),
                ("", 0),
            };

            // Act
            var actual = ILEmitTrieFactory.ShouldVectorize(entries);

            // Assert
            Assert.False(actual);
        }
    }
}
#endif