public void ReserveBytes1()
{
var builder = new BlobBuilder(16);
var writer0 = new BlobWriter(builder.ReserveBytes(0));
var writer1 = new BlobWriter(builder.ReserveBytes(1));
var writer2 = new BlobWriter(builder.ReserveBytes(2));
Assert.Equal(3, builder.Count);
AssertEx.Equal(new byte[] { 0, 0, 0 }, builder.ToArray());
Assert.Equal(0, writer0.Length);
Assert.Equal(0, writer0.RemainingBytes);
writer1.WriteBoolean(true);
Assert.Equal(1, writer1.Length);
Assert.Equal(0, writer1.RemainingBytes);
writer2.WriteByte(1);
Assert.Equal(2, writer2.Length);
Assert.Equal(1, writer2.RemainingBytes);
}
public void LinkSuffix2()
{
var builder1 = new BlobBuilder(16);
builder1.WriteBytes(1, 16);
var builder2 = new BlobBuilder(16);
builder2.WriteBytes(2, 16);
builder1.LinkSuffix(builder2);
AssertEx.Equal(new byte[]
{
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02
}, builder1.ToArray());
Assert.Equal(32, builder1.Count);
Assert.Equal(16, builder2.Count);
}
public void LinkSuffix_Empty3()
{
var builder1 = new BlobBuilder(16);
builder1.ReserveBytes(16);
builder1.ReserveBytes(0);
var builder2 = new BlobBuilder(16);
builder2.ReserveBytes(16);
builder2.ReserveBytes(0);
builder1.LinkSuffix(builder2);
AssertEx.Equal(new byte[]
{
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
}, builder1.ToArray());
Assert.Equal(32, builder1.Count);
Assert.Equal(16, builder2.Count);
}
public void WriteBytes1()
{
var writer = new BlobBuilder(4);
writer.WriteBytes(new byte[] { 1, 2, 3, 4 });
writer.WriteBytes(new byte[] { });
writer.WriteBytes(new byte[] { }, 0, 0);
writer.WriteBytes(new byte[] { 5, 6, 7, 8 });
writer.WriteBytes(new byte[] { 9 });
writer.WriteBytes(new byte[] { 0x0a }, 0, 0);
writer.WriteBytes(new byte[] { 0x0b }, 0, 1);
writer.WriteBytes(new byte[] { 0x0c }, 1, 0);
writer.WriteBytes(new byte[] { 0x0d, 0x0e }, 1, 1);
AssertEx.Equal(new byte[]
{
0x01, 0x02, 0x03, 0x04,
0x05, 0x06, 0x07, 0x08,
0x09,
0x0b,
0x0e
}, writer.ToArray());
}
public void FromHash()
{
var id1 = BlobContentId.FromHash(ImmutableArray.Create <byte>(
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20));
AssertEx.Equal(new byte[] { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x48, 0x89, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x10 }, id1.Guid.ToByteArray());
AssertEx.Equal(new byte[] { 0x11, 0x12, 0x13, 0x94 }, BitConverter.GetBytes(id1.Stamp));
var id2 = BlobContentId.FromHash(new byte[] { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 });
AssertEx.Equal(new byte[] { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, id2.Guid.ToByteArray());
AssertEx.Equal(new byte[] { 0x00, 0x00, 0x00, 0x80 }, BitConverter.GetBytes(id2.Stamp));
var id3 = BlobContentId.FromHash(new byte[] { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff });
AssertEx.Equal(new byte[] { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x4f, 0xbf, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }, id3.Guid.ToByteArray());
AssertEx.Equal(new byte[] { 0xff, 0xff, 0xff, 0xff }, BitConverter.GetBytes(id3.Stamp));
Assert.Throws <ArgumentNullException>(() => BlobContentId.FromHash(default(ImmutableArray <byte>)));
Assert.Throws <ArgumentNullException>(() => BlobContentId.FromHash(null));
Assert.Throws <ArgumentException>(() => BlobContentId.FromHash(new byte[0]));
Assert.Throws <ArgumentException>(() => BlobContentId.FromHash(new byte[] { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }));
}
public void WritePrimitive()
{
var writer = new BlobBuilder(17);
writer.WriteUInt32(0x11223344);
writer.WriteUInt16(0x5566);
writer.WriteByte(0x77);
writer.WriteUInt64(0x8899aabbccddeeff);
writer.WriteInt32(-1);
writer.WriteInt16(-2);
writer.WriteSByte(-3);
writer.WriteBoolean(true);
writer.WriteBoolean(false);
writer.WriteInt64(unchecked ((long)0xfedcba0987654321));
writer.WriteDateTime(new DateTime(0x1112223334445556));
writer.WriteDecimal(102030405060.70m);
writer.WriteDouble(double.NaN);
writer.WriteSingle(float.NegativeInfinity);
AssertEx.Equal(new byte[]
{
0x44, 0x33, 0x22, 0x11,
0x66, 0x55,
0x77,
0xff, 0xee, 0xdd, 0xcc, 0xbb, 0xaa, 0x99, 0x88,
0xff, 0xff, 0xff, 0xff,
0xfe, 0xff,
0xfd,
0x01,
0x00,
0x21, 0x43, 0x65, 0x87, 0x09, 0xBA, 0xDC, 0xFE,
0x56, 0x55, 0x44, 0x34, 0x33, 0x22, 0x12, 0x11,
0x02, 0xD6, 0xE0, 0x9A, 0x94, 0x47, 0x09, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xF8, 0xFF,
0x00, 0x00, 0x80, 0xFF
}, writer.ToArray());
}
public void ToImmutableArray()
{
var builder = new BlobBuilder(16);
AssertEx.Equal(new byte[] { }, builder.ToArray(0, 0));
for (int i = 0; i < 13; i++)
{
builder.WriteByte((byte)i);
}
builder.WriteUInt32(0xaabbccdd);
AssertEx.Equal(new byte[] { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0xDD, 0xCC, 0xBB, 0xAA }, builder.ToImmutableArray());
AssertEx.Equal(new byte[] { }, builder.ToImmutableArray(0, 0));
AssertEx.Equal(new byte[] { 0 }, builder.ToImmutableArray(0, 1));
AssertEx.Equal(new byte[] { 1 }, builder.ToImmutableArray(1, 1));
AssertEx.Equal(new byte[] { }, builder.ToImmutableArray(14, 0));
AssertEx.Equal(new byte[] { }, builder.ToImmutableArray(15, 0));
AssertEx.Equal(new byte[] { }, builder.ToImmutableArray(16, 0));
AssertEx.Equal(new byte[] { }, builder.ToImmutableArray(17, 0));
AssertEx.Equal(new byte[] { 0xdd }, builder.ToImmutableArray(13, 1));
AssertEx.Equal(new byte[] { 0xcc }, builder.ToImmutableArray(14, 1));
AssertEx.Equal(new byte[] { 0xbb }, builder.ToImmutableArray(15, 1));
AssertEx.Equal(new byte[] { 0xaa }, builder.ToImmutableArray(16, 1));
AssertEx.Equal(new byte[] { 0xdd, 0xcc }, builder.ToImmutableArray(13, 2));
AssertEx.Equal(new byte[] { 0xcc, 0xbb }, builder.ToImmutableArray(14, 2));
AssertEx.Equal(new byte[] { 0xbb, 0xaa }, builder.ToImmutableArray(15, 2));
AssertEx.Equal(new byte[] { 0xdd, 0xcc, 0xbb }, builder.ToImmutableArray(13, 3));
AssertEx.Equal(new byte[] { 0xcc, 0xbb, 0xaa }, builder.ToImmutableArray(14, 3));
AssertEx.Equal(new byte[] { 0xdd, 0xcc, 0xbb, 0xaa }, builder.ToImmutableArray(13, 4));
}
public unsafe void External()
{
var array = new byte[] { 1, 2, 3 };
fixed(byte *arrayPtr = array)
{
using (var provider = new ExternalMemoryBlockProvider(arrayPtr, array.Length))
{
using (var block = provider.GetMemoryBlock())
{
Assert.Equal(3, block.Size);
AssertEx.Equal(provider.Pointer, block.Pointer);
AssertEx.Equal(array, block.GetContent());
}
using (var block = provider.GetMemoryBlock(1, 2))
{
AssertEx.Equal(provider.Pointer + 1, block.Pointer);
Assert.Equal(2, block.Size);
AssertEx.Equal(new byte[] { 2, 3 }, block.GetContent());
}
}
}
}
public void WriteUTF8_Substring()
{
var writer = new BlobBuilder(4);
writer.WriteUTF8("abc", 0, 0, allowUnpairedSurrogates: true, prependSize: false);
AssertEx.Equal(new byte[0], writer.ToArray());
writer.Clear();
writer.WriteUTF8("abc", 0, 1, allowUnpairedSurrogates: true, prependSize: false);
AssertEx.Equal(new[] { (byte)'a' }, writer.ToArray());
writer.Clear();
writer.WriteUTF8("abc", 0, 2, allowUnpairedSurrogates: true, prependSize: false);
AssertEx.Equal(new[] { (byte)'a', (byte)'b' }, writer.ToArray());
writer.Clear();
writer.WriteUTF8("abc", 0, 3, allowUnpairedSurrogates: true, prependSize: false);
AssertEx.Equal(new[] { (byte)'a', (byte)'b', (byte)'c' }, writer.ToArray());
writer.Clear();
writer.WriteUTF8("abc", 1, 0, allowUnpairedSurrogates: true, prependSize: false);
AssertEx.Equal(new byte[0], writer.ToArray());
writer.Clear();
writer.WriteUTF8("abc", 1, 1, allowUnpairedSurrogates: true, prependSize: false);
AssertEx.Equal(new[] { (byte)'b' }, writer.ToArray());
writer.Clear();
writer.WriteUTF8("abc", 1, 2, allowUnpairedSurrogates: true, prependSize: false);
AssertEx.Equal(new[] { (byte)'b', (byte)'c' }, writer.ToArray());
writer.Clear();
writer.WriteUTF8("abc", 2, 1, allowUnpairedSurrogates: true, prependSize: false);
AssertEx.Equal(new[] { (byte)'c' }, writer.ToArray());
writer.Clear();
}
public unsafe void ReadFromMemoryReader()
{
byte[] buffer = new byte[4] {
0, 1, 0, 2
};
fixed(byte *bufferPtr = buffer)
{
var reader = new BlobReader(new MemoryBlock(bufferPtr, buffer.Length));
Assert.False(reader.SeekOffset(-1));
Assert.False(reader.SeekOffset(Int32.MaxValue));
Assert.False(reader.SeekOffset(Int32.MinValue));
Assert.False(reader.SeekOffset(buffer.Length));
Assert.True(reader.SeekOffset(buffer.Length - 1));
Assert.True(reader.SeekOffset(0));
Assert.Equal(0, reader.Offset);
Assert.Throws <BadImageFormatException>(() => reader.ReadUInt64());
Assert.Equal(0, reader.Offset);
Assert.True(reader.SeekOffset(1));
Assert.Equal(1, reader.Offset);
Assert.Throws <BadImageFormatException>(() => reader.ReadDouble());
Assert.Equal(1, reader.Offset);
Assert.True(reader.SeekOffset(2));
Assert.Equal(2, reader.Offset);
Assert.Throws <BadImageFormatException>(() => reader.ReadUInt32());
Assert.Equal((ushort)0x0200, reader.ReadUInt16());
Assert.Equal(4, reader.Offset);
Assert.True(reader.SeekOffset(2));
Assert.Equal(2, reader.Offset);
Assert.Throws <BadImageFormatException>(() => reader.ReadSingle());
Assert.Equal(2, reader.Offset);
Assert.True(reader.SeekOffset(0));
Assert.Equal(9.404242E-38F, reader.ReadSingle());
Assert.Equal(4, reader.Offset);
Assert.True(reader.SeekOffset(3));
Assert.Equal(3, reader.Offset);
Assert.Throws <BadImageFormatException>(() => reader.ReadUInt16());
Assert.Equal((byte)0x02, reader.ReadByte());
Assert.Equal(4, reader.Offset);
Assert.True(reader.SeekOffset(0));
Assert.Equal("\u0000\u0001\u0000\u0002", reader.ReadUTF8(4));
Assert.Equal(4, reader.Offset);
Assert.True(reader.SeekOffset(0));
Assert.Throws <BadImageFormatException>(() => reader.ReadUTF8(5));
Assert.Equal(0, reader.Offset);
Assert.True(reader.SeekOffset(0));
Assert.Throws <BadImageFormatException>(() => reader.ReadUTF8(-1));
Assert.Equal(0, reader.Offset);
Assert.True(reader.SeekOffset(0));
Assert.Equal("\u0100\u0200", reader.ReadUTF16(4));
Assert.Equal(4, reader.Offset);
Assert.True(reader.SeekOffset(0));
Assert.Throws <BadImageFormatException>(() => reader.ReadUTF16(5));
Assert.Equal(0, reader.Offset);
Assert.True(reader.SeekOffset(0));
Assert.Throws <BadImageFormatException>(() => reader.ReadUTF16(-1));
Assert.Equal(0, reader.Offset);
Assert.True(reader.SeekOffset(0));
Assert.Throws <BadImageFormatException>(() => reader.ReadUTF16(6));
Assert.Equal(0, reader.Offset);
Assert.True(reader.SeekOffset(0));
AssertEx.Equal(buffer, reader.ReadBytes(4));
Assert.Equal(4, reader.Offset);
Assert.True(reader.SeekOffset(0));
Assert.Same(String.Empty, reader.ReadUtf8NullTerminated());
Assert.Equal(1, reader.Offset);
Assert.True(reader.SeekOffset(1));
Assert.Equal("\u0001", reader.ReadUtf8NullTerminated());
Assert.Equal(3, reader.Offset);
Assert.True(reader.SeekOffset(3));
Assert.Equal("\u0002", reader.ReadUtf8NullTerminated());
Assert.Equal(4, reader.Offset);
Assert.True(reader.SeekOffset(0));
Assert.Same(String.Empty, reader.ReadUtf8NullTerminated());
Assert.Equal(1, reader.Offset);
Assert.True(reader.SeekOffset(0));
Assert.Throws <BadImageFormatException>(() => reader.ReadBytes(5));
Assert.Equal(0, reader.Offset);
Assert.True(reader.SeekOffset(0));
Assert.Throws <BadImageFormatException>(() => reader.ReadBytes(Int32.MinValue));
Assert.Equal(0, reader.Offset);
Assert.True(reader.SeekOffset(0));
Assert.Throws <BadImageFormatException>(() => reader.GetMemoryBlockAt(-1, 1));
Assert.Equal(0, reader.Offset);
Assert.True(reader.SeekOffset(0));
Assert.Throws <BadImageFormatException>(() => reader.GetMemoryBlockAt(1, -1));
Assert.Equal(0, reader.Offset);
Assert.True(reader.SeekOffset(0));
Assert.Equal(3, reader.GetMemoryBlockAt(1, 3).Length);
Assert.Equal(0, reader.Offset);
Assert.True(reader.SeekOffset(3));
reader.ReadByte();
Assert.Equal(4, reader.Offset);
Assert.Equal(4, reader.Offset);
Assert.Equal(0, reader.ReadBytes(0).Length);
Assert.Equal(4, reader.Offset);
int value;
Assert.False(reader.TryReadCompressedInteger(out value));
Assert.Equal(BlobReader.InvalidCompressedInteger, value);
Assert.Equal(4, reader.Offset);
Assert.Throws <BadImageFormatException>(() => reader.ReadCompressedInteger());
Assert.Equal(4, reader.Offset);
Assert.Equal(SerializationTypeCode.Invalid, reader.ReadSerializationTypeCode());
Assert.Equal(4, reader.Offset);
Assert.Equal(SignatureTypeCode.Invalid, reader.ReadSignatureTypeCode());
Assert.Equal(4, reader.Offset);
Assert.Equal(default(Handle), reader.ReadTypeHandle());
Assert.Equal(4, reader.Offset);
Assert.Throws <BadImageFormatException>(() => reader.ReadBoolean());
Assert.Equal(4, reader.Offset);
Assert.Throws <BadImageFormatException>(() => reader.ReadByte());
Assert.Equal(4, reader.Offset);
Assert.Throws <BadImageFormatException>(() => reader.ReadSByte());
Assert.Equal(4, reader.Offset);
Assert.Throws <BadImageFormatException>(() => reader.ReadUInt32());
Assert.Equal(4, reader.Offset);
Assert.Throws <BadImageFormatException>(() => reader.ReadInt32());
Assert.Equal(4, reader.Offset);
Assert.Throws <BadImageFormatException>(() => reader.ReadUInt64());
Assert.Equal(4, reader.Offset);
Assert.Throws <BadImageFormatException>(() => reader.ReadInt64());
Assert.Equal(4, reader.Offset);
Assert.Throws <BadImageFormatException>(() => reader.ReadSingle());
Assert.Equal(4, reader.Offset);
Assert.Throws <BadImageFormatException>(() => reader.ReadDouble());
Assert.Equal(4, reader.Offset);
}
byte[] buffer2 = new byte[8] {
1, 2, 3, 4, 5, 6, 7, 8
};
fixed(byte *bufferPtr2 = buffer2)
{
var reader = new BlobReader(new MemoryBlock(bufferPtr2, buffer2.Length));
Assert.Equal(reader.Offset, 0);
Assert.Equal(0x0807060504030201UL, reader.ReadUInt64());
Assert.Equal(reader.Offset, 8);
reader.Reset();
Assert.Equal(reader.Offset, 0);
Assert.Equal(0x0807060504030201L, reader.ReadInt64());
reader.Reset();
Assert.Equal(reader.Offset, 0);
Assert.Equal(BitConverter.ToDouble(buffer2, 0), reader.ReadDouble());
}
}