Exemple #1
0
        public void ResetLength()
        {
            var buffer = new BufferReaderWriter(new byte[10], 0, 0, false);

            Assert.Equal(10, buffer.Capacity);
            Assert.Equal(0, buffer.Length);
            Assert.Equal(0, buffer.Index);

            buffer.WriteInt32(1);
            buffer.WriteInt32(2);
            Assert.Equal(10, buffer.Capacity);
            Assert.Equal(8, buffer.Length);
            Assert.Equal(8, buffer.Index);

            buffer.ResetLength();
            Assert.Equal(10, buffer.Capacity);
            Assert.Equal(0, buffer.Length);
            Assert.Equal(0, buffer.Index);

            buffer.WriteInt32(1);
            buffer.WriteInt32(2);
            buffer.WriteInt32(3);
            Assert.Equal(10 + 256, buffer.Capacity);
            Assert.Equal(12, buffer.Length);
            Assert.Equal(12, buffer.Index);

            buffer.ResetLength();
            Assert.Equal(10 + 256, buffer.Capacity);
            Assert.Equal(0, buffer.Length);
            Assert.Equal(0, buffer.Index);
        }
Exemple #2
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        public void Resizing()
        {
            var buffer = new BufferReaderWriter(4);

            Assert.Equal(4, buffer.Capacity);

            buffer.WriteInt32(0);
            Assert.Equal(4, buffer.Capacity);

            buffer.WriteInt32(0);
            Assert.Equal(260, buffer.Capacity);
        }
Exemple #3
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        public void FixedLength()
        {
            var buffer = new BufferReaderWriter(new byte[10], 0, 0, false);

            buffer.WriteInt32(0x01020304);
            buffer.WriteInt32(0x01020304);
            Assert.DoesNotThrow(() => buffer.WriteInt32(0x01020304));

            buffer = new BufferReaderWriter(new byte[10], 0, 0, true);

            buffer.WriteInt32(0x01020304);
            buffer.WriteInt32(0x01020304);
            Assert.Throws <InvalidOperationException>(() => buffer.WriteInt32(0x01020304));
        }
Exemple #4
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        public void LengthExtension()
        {
            var buffer = new BufferReaderWriter(100);

            buffer.WriteInt32(0x01020304);
            Assert.Equal(4, buffer.Length);

            buffer.Seek(2, SeekOrigin.Begin);
            buffer.WriteByte(1);
            Assert.Equal(4, buffer.Length);
            Assert.Equal(new byte[] { 1, 2, 1, 4 }, buffer.Copy());

            buffer.Seek(3, SeekOrigin.Begin);
            buffer.WriteInt16(0x0104);
            Assert.Equal(5, buffer.Length);
            Assert.Equal(new byte[] { 1, 2, 1, 1, 4 }, buffer.Copy());

            buffer.Seek(5, SeekOrigin.Begin);
            buffer.Write(new byte[] { 0x05, 0x06, 0x07 });
            Assert.Equal(8, buffer.Length);
            Assert.Equal(new byte[] { 1, 2, 1, 1, 4, 5, 6, 7 }, buffer.Copy());

            buffer.Seek(10, SeekOrigin.Begin);
            buffer.WriteByte(1);
            Assert.Equal(11, buffer.Length);
            Assert.Equal(new byte[] { 1, 2, 1, 1, 4, 5, 6, 7, 0, 0, 1 }, buffer.Copy());
        }
Exemple #5
0
        public void ReadingLE()
        {
            var buffer = new BufferReaderWriter(31);

            buffer.Endianness = Endianness.LittleEndian;

            buffer.WriteByte(0x42);
            buffer.WriteInt16(0x4243);
            buffer.WriteInt32(0x42434445);
            buffer.WriteInt64(0x4243444546474849);
            buffer.WriteFloat(42.43f);
            buffer.WriteDouble(42.43);
            buffer.Write(new byte[] { 0x42, 0x43, 0x44, 0x45 });

            buffer.Seek(0, SeekOrigin.Begin);

            Assert.Equal(0x42, buffer.ReadByte());
            Assert.Equal(0x4243, buffer.ReadInt16());
            Assert.Equal(0x42434445, buffer.ReadInt32());
            Assert.Equal(0x4243444546474849, buffer.ReadInt64());
            Assert.Equal(42.43f, buffer.ReadFloat());
            Assert.Equal(42.43, buffer.ReadDouble());
            Assert.Equal(new byte[] { 0x42, 0x43, 0x44, 0x45 }, buffer.Read(4));

            Assert.Throws <InvalidOperationException>(() => { buffer.Read(1); });

            buffer            = new BufferReaderWriter(Hex.ToByteArray("57 80 06 00 00 00 DB 9B D2 9A D2 F9"));
            buffer.Endianness = Endianness.LittleEndian;

            Assert.Equal(0x8057u, buffer.ReadUInt16());
            Assert.Equal(0x00000006u, buffer.ReadUInt32());
            Assert.Equal(0x9BDBu, buffer.ReadUInt16());
            Assert.Equal(0xF9D29AD2u, buffer.ReadUInt32());
        }
Exemple #6
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        public void Writing()
        {
            var buffer = new BufferReaderWriter();

            buffer.WriteByte(0x42);
            Assert.Equal(new byte[] { 0x42 }, buffer.Copy());

            buffer = new BufferReaderWriter();
            buffer.WriteInt16(0x4243);
            Assert.Equal(new byte[] { 0x42, 0x43 }, buffer.Copy());

            buffer = new BufferReaderWriter();
            buffer.WriteInt32(0x42434445);
            Assert.Equal(new byte[] { 0x42, 0x43, 0x44, 0x45 }, buffer.Copy());

            buffer = new BufferReaderWriter();
            buffer.WriteInt64(0x4243444546474849);
            Assert.Equal(new byte[] { 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49 }, buffer.Copy());

            buffer = new BufferReaderWriter();
            buffer.WriteFloat(42.43f);
            Assert.Equal(new byte[] { 0x52, 0xB8, 0x29, 0x42 }, buffer.Copy());

            buffer = new BufferReaderWriter();
            buffer.WriteDouble(42.43);
            Assert.Equal(new byte[] { 0xD7, 0xA3, 0x70, 0x3D, 0x0A, 0x37, 0x45, 0x40 }, buffer.Copy());

            buffer = new BufferReaderWriter();
            buffer.Write(new byte[] { 0x42, 0x43, 0x44, 0x45 });
            Assert.Equal(new byte[] { 0x42, 0x43, 0x44, 0x45 }, buffer.Copy());
        }