74 lines
2.2 KiB
C#
74 lines
2.2 KiB
C#
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using System;
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using System.Buffers.Binary;
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using System.Collections.Generic;
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using System.Linq;
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using System.Reflection.Metadata;
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using System.Threading.Tasks;
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using Nyanbyte.Sysnya.Binary;
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namespace Nyanbyte.Sysnya.CoreTests.Binary;
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public class BinaryMapperTests
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{
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private class Dummy
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{
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public short Int16 { get; set; }
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public ushort UInt16 { get; set; }
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public int Int32 { get; set; }
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public uint UInt32 { get; set; }
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public long Int64 { get; set; }
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public ulong UInt64 { get; set; }
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}
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[Fact]
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public void Map32Bit()
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{
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// Given
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Span<byte> bytes = stackalloc byte[8];
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BinaryPrimitives.WriteUInt32BigEndian(bytes, 0xfeedbeef);
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BinaryPrimitives.WriteInt32BigEndian(bytes[4..], 0xbeef);
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BinaryStructMapperBuilder<Dummy> b = new(0, true);
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// When
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var mapper = b.BindU32(p => p.UInt32).BindI32(p => p.Int32).Build();
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var dummy = mapper.Map(bytes.ToArray());
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// Then
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Assert.Equal(0xfeedbeef, dummy.UInt32);
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Assert.Equal(0xbeef, dummy.Int32);
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}
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[Fact]
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public void MapAll()
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{
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// Given
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Span<byte> bytes = stackalloc byte[28];
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BinaryPrimitives.WriteUInt16BigEndian(bytes[0..], 0xbabe);
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BinaryPrimitives.WriteInt16BigEndian(bytes[2..], 0xbf);
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BinaryPrimitives.WriteUInt32BigEndian(bytes[4..], 0xfeedbeef);
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BinaryPrimitives.WriteInt32BigEndian(bytes[8..], 0xbeef);
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BinaryPrimitives.WriteUInt64BigEndian(bytes[12..], 0xbad1dea0babebebe);
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BinaryPrimitives.WriteInt64BigEndian(bytes[20..], 0x1dea0babebebe);
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BinaryStructMapperBuilder<Dummy> b = new(0, true);
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// When
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var mapper = b
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.BindU16(p => p.UInt16).BindI16(p => p.Int16)
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.BindU32(p => p.UInt32).BindI32(p => p.Int32)
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.BindU64(p => p.UInt64).BindI64(p => p.Int64)
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.Build();
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var dummy = mapper.Map(bytes.ToArray());
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// Then
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Assert.Equal(0xbabe, dummy.UInt16);
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Assert.Equal(0xbf, dummy.Int16);
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Assert.Equal(0xfeedbeef, dummy.UInt32);
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Assert.Equal(0xbeef, dummy.Int32);
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Assert.Equal(0xbad1dea0babebebe, dummy.UInt64);
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Assert.Equal(0x1dea0babebebe, dummy.Int64);
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}
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}
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