public void StringEvenLengthRoundTripTest(
[RandomStrings(Count = 10, Pattern = "([0-9a-fA-F][0-9a-fA-F]){1,16}")] string byteString,
[EnumData(typeof(Endianness))] Endianness endianness)
{
var bytes = BufferOperations.FromByteString(byteString, endianness);
var roundTrip = BufferOperations.ToByteString(bytes, endianness);
Assert.AreEqual(byteString, roundTrip, StringComparison.OrdinalIgnoreCase);
}
public static Hash256 Parse(string hashString)
{
ContractsCommon.NotNull(hashString, "hashString");
Contract.Requires <FormatException>(hashString.Trim().Length == HASH_LEN * 2, "Hash string not of expected length.");
ContractsCommon.ResultIsNonNull <Hash256>();
var bytes = BufferOperations.FromByteString(hashString.Trim(), Endianness.LittleEndian);
return(new Hash256(bytes));
}
public static byte[] ConvertStringToByteArray(string s)
{
if (s.StartsWith("0x"))
{
return(BufferOperations.FromByteString(s.Substring(2), Endianness.BigEndian));
}
else
{
return(BufferOperations.FromByteString(s, Endianness.LittleEndian));
}
}
public static Script Parse(string scriptString)
{
var atoms = scriptString.Split(' ');
var script = new Script();
StringBuilder valueStr = null;
foreach (var atom in atoms)
{
IScriptAtom newAtom = null;
if (valueStr != null)
{
valueStr.Append(" ");
if (atom.EndsWith("'"))
{
if (atom.EndsWith(@"\''"))
{
valueStr.Append(atom.Substring(0, atom.Length - 3));
valueStr.Append("'");
var valueBytes = Encoding.ASCII.GetBytes(valueStr.ToString());
newAtom = new ValueAtom(valueBytes);
script.Atoms.Add(newAtom);
valueStr = null;
}
else if (atom.EndsWith(@"\'"))
{
valueStr.Append(atom.Substring(0, atom.Length - 2));
valueStr.Append("'");
}
else
{
valueStr.Append(atom.Substring(0, atom.Length - 1));
var valueBytes = Encoding.ASCII.GetBytes(valueStr.ToString());
newAtom = new ValueAtom(valueBytes);
script.Atoms.Add(newAtom);
valueStr = null;
}
}
else
{
valueStr.Append(atom);
}
continue;
}
if (atom.StartsWith("OP_"))
{
var opcode = (ScriptOpCode)Enum.Parse(typeof(ScriptOpCode), atom, false);
newAtom = ScriptAtomFactory.GetOpAtom(opcode);
}
else if (atom.StartsWith("'"))
{
if (atom.EndsWith("'"))
{
if (atom.EndsWith(@"\''"))
{
var valueBytes = Encoding.ASCII.GetBytes(atom.Substring(1, atom.Length - 4) + "'");
newAtom = new ValueAtom(valueBytes);
}
else if (atom.EndsWith(@"\'"))
{
valueStr = new StringBuilder();
valueStr.Append(atom.Substring(1, atom.Length - 3));
valueStr.Append("'");
}
else if (atom.Length > 1)
{
if (atom.Length > 2)
{
var valueBytes = Encoding.ASCII.GetBytes(atom.Substring(1, atom.Length - 2));
newAtom = new ValueAtom(valueBytes);
}
}
else
{
valueStr = new StringBuilder();
}
}
else
{
valueStr = new StringBuilder();
valueStr.Append(atom.Substring(1, atom.Length - 1));
}
}
else if (atom.Length > 0)
{
var valueBytes = BufferOperations.FromByteString(atom, Endianness.BigEndian);
newAtom = new ValueAtom(valueBytes);
}
if (newAtom != null)
{
script.Atoms.Add(newAtom);
}
}
if (valueStr != null)
{
throw new FormatException("Unclosed script string found");
}
script.Freeze();
return(script);
}
