public static void WriteEncodedValue_AtEndOfDefiniteLengthCollection_ShouldThrowInvalidOperationException()
{
var writer = new CborWriter();
writer.WriteInt64(0);
Assert.Throws <InvalidOperationException>(() => writer.WriteEncodedValue(new byte[] { 0x01 }));
}
[InlineData(CborConformanceMode.Ctap2Canonical, "a280800101")] // unsorted key encodings
public static void WriteEncodedValue_InvalidConformance_ShouldThrowArgumentException(CborConformanceMode conformanceMode, string hexEncodedInput)
{
byte[] encodedInput = hexEncodedInput.HexToByteArray();
var writer = new CborWriter(conformanceMode);
Assert.Throws <ArgumentException>(() => writer.WriteEncodedValue(encodedInput));
}
public static void WriteEncodedValue_BadIndefiniteLengthStringValue_ShouldThrowInvalidOperationException()
{
var writer = new CborWriter();
writer.WriteStartIndefiniteLengthTextString();
Assert.Throws <InvalidOperationException>(() => writer.WriteEncodedValue(new byte[] { 0x01 }));
}
public static void WriteValue(CborWriter writer, object value, bool useDefiniteLengthCollections = true)
{
switch (value)
{
case null: writer.WriteNull(); break;
case bool b: writer.WriteBoolean(b); break;
case int i: writer.WriteInt32(i); break;
case long i: writer.WriteInt64(i); break;
case ulong i: writer.WriteUInt64(i); break;
case float f: writer.WriteSingle(f); break;
case double d: writer.WriteDouble(d); break;
case decimal d: writer.WriteDecimal(d); break;
case string s: writer.WriteTextString(s); break;
case BigInteger i: writer.WriteBigInteger(i); break;
case DateTimeOffset d: writer.WriteDateTimeOffset(d); break;
case byte[] b: writer.WriteByteString(b); break;
case byte[][] chunks: WriteChunkedByteString(writer, chunks); break;
case string[] chunks when IsIndefiniteLengthByteString(chunks):
byte[][] byteChunks = chunks.Skip(1).Select(ch => ch.HexToByteArray()).ToArray();
WriteChunkedByteString(writer, byteChunks);
break;
case string[] chunks: WriteChunkedTextString(writer, chunks); break;
case object[] nested when IsCborMapRepresentation(nested): WriteMap(writer, nested, useDefiniteLengthCollections); break;
case object[] nested when IsEncodedValueRepresentation(nested):
byte[] encodedValue = ((string)nested[1]).HexToByteArray();
writer.WriteEncodedValue(encodedValue);
break;
case object[] nested when IsTaggedValueRepresentation(nested):
writer.WriteTag((CborTag)nested[0]);
WriteValue(writer, nested[1]);
break;
case object[] nested: WriteArray(writer, nested, useDefiniteLengthCollections); break;
default: throw new ArgumentException($"Unrecognized argument type {value.GetType()}");
}
;
}
public static void WriteEncodedValue_RootValue_HappyPath(string hexEncodedValue)
{
byte[] encodedValue = hexEncodedValue.HexToByteArray();
using var writer = new CborWriter();
writer.WriteEncodedValue(encodedValue);
string hexResult = writer.GetEncoding().ByteArrayToHex();
Assert.Equal(hexEncodedValue, hexResult.ToLower());
}
public static void WriteEncodedValue_IndefiniteLengthByteString_HappyPath()
{
var writer = new CborWriter(convertIndefiniteLengthEncodings: false);
writer.WriteStartIndefiniteLengthByteString();
writer.WriteByteString(new byte[] { 1, 1, 1 });
writer.WriteEncodedValue("43020202".HexToByteArray());
writer.WriteEndIndefiniteLengthByteString();
byte[] encoding = writer.Encode();
Assert.Equal("5f4301010143020202ff", encoding.ByteArrayToHex().ToLower());
}
public static void WriteEncodedValue_IndefiniteLengthTextString_HappyPath()
{
var writer = new CborWriter(convertIndefiniteLengthEncodings: false);
writer.WriteStartIndefiniteLengthTextString();
writer.WriteTextString("foo");
writer.WriteEncodedValue("63626172".HexToByteArray());
writer.WriteEndIndefiniteLengthTextString();
byte[] encoding = writer.Encode();
Assert.Equal("7f63666f6f63626172ff", encoding.ByteArrayToHex().ToLower());
}
public static void WriteEncodedValue_IndefiniteLengthByteString_HappyPath()
{
using var writer = new CborWriter(encodeIndefiniteLengths: true);
writer.WriteStartByteString();
writer.WriteByteString(new byte[] { 1, 1, 1 });
writer.WriteEncodedValue("43020202".HexToByteArray());
writer.WriteEndByteString();
byte[] encoding = writer.GetEncoding();
Assert.Equal("5f4301010143020202ff", encoding.ByteArrayToHex().ToLower());
}
public static void WriteEncodedValue_IndefiniteLengthTextString_HappyPath()
{
using var writer = new CborWriter(encodeIndefiniteLengths: true);
writer.WriteStartTextString();
writer.WriteTextString("foo");
writer.WriteEncodedValue("63626172".HexToByteArray());
writer.WriteEndTextString();
byte[] encoding = writer.GetEncoding();
Assert.Equal("7f63666f6f63626172ff", encoding.ByteArrayToHex().ToLower());
}
public static void WriteEncodedValue_NestedValue_HappyPath(string hexEncodedValue)
{
byte[] encodedValue = hexEncodedValue.HexToByteArray();
using var writer = new CborWriter();
writer.WriteStartArray(3);
writer.WriteInt64(1);
writer.WriteEncodedValue(encodedValue);
writer.WriteTextString("");
writer.WriteEndArray();
string hexResult = writer.GetEncoding().ByteArrayToHex();
Assert.Equal("8301" + hexEncodedValue + "60", hexResult.ToLower());
}
public static void WriteEncodedValue_ValidPayloadWithTrailingBytes_ShouldThrowArgumentException()
{
var writer = new CborWriter();
Assert.Throws <ArgumentException>(() => writer.WriteEncodedValue(new byte[] { 0x01, 0x01 }));
}
public static void WriteEncodedValue_InvalidCbor_ShouldThrowArgumentException(string hexEncodedInput)
{
byte[] encodedInput = hexEncodedInput.HexToByteArray();
using var writer = new CborWriter();
Assert.Throws <ArgumentException>(() => writer.WriteEncodedValue(encodedInput));
}
