public static void ExecOperation(CborWriter writer, string op)
{
switch (op)
{
case nameof(writer.WriteInt64): writer.WriteInt64(42); break;
case nameof(writer.WriteByteString): writer.WriteByteString(Array.Empty <byte>()); break;
case nameof(writer.WriteTextString): writer.WriteTextString(""); break;
case nameof(writer.WriteStartTextStringIndefiniteLength): writer.WriteStartTextStringIndefiniteLength(); break;
case nameof(writer.WriteStartByteStringIndefiniteLength): writer.WriteStartByteStringIndefiniteLength(); break;
case nameof(writer.WriteStartArray): writer.WriteStartArrayIndefiniteLength(); break;
case nameof(writer.WriteStartMap): writer.WriteStartMapIndefiniteLength(); break;
case nameof(writer.WriteEndByteStringIndefiniteLength): writer.WriteEndByteStringIndefiniteLength(); break;
case nameof(writer.WriteEndTextStringIndefiniteLength): writer.WriteEndTextStringIndefiniteLength(); break;
case nameof(writer.WriteEndArray): writer.WriteEndArray(); break;
case nameof(writer.WriteEndMap): writer.WriteEndMap(); break;
default: throw new Exception($"Unrecognized CborWriter operation name {op}");
}
}
internal static void WriteMap_DuplicateKeys_StrictConformance_ShouldBeRecoverableError(CborConformanceLevel level, object dupeKey)
{
byte[] expected = PerformWrite(attemptDuplicateWrite: false);
byte[] actual = PerformWrite(attemptDuplicateWrite: true);
Assert.Equal(expected.ByteArrayToHex(), actual.ByteArrayToHex());
byte[] PerformWrite(bool attemptDuplicateWrite)
{
using var writer = new CborWriter(level);
writer.WriteStartMap(2);
Helpers.WriteValue(writer, dupeKey);
writer.WriteInt32(0);
if (attemptDuplicateWrite)
{
Assert.Throws <InvalidOperationException>(() => Helpers.WriteValue(writer, dupeKey));
}
// wrap dupe key in an array to satisfy key sorting & uniqueness constraints
Helpers.WriteValue(writer, new object[] { dupeKey });
writer.WriteInt32(0);
writer.WriteEndMap();
return(writer.GetEncoding());
}
}
public static void WriteEndMap_ImbalancedCall_ShouldThrowInvalidOperationException(int depth)
{
using var writer = new CborWriter();
for (int i = 0; i < depth; i++)
{
writer.WriteStartArray(1);
}
Assert.Throws <InvalidOperationException>(() => writer.WriteEndMap());
}
public static void EndWriteMap_DefiniteLengthNotMet_ShouldThrowInvalidOperationException(int definiteLength)
{
using var writer = new CborWriter();
writer.WriteStartMap(definiteLength);
for (int i = 1; i < definiteLength; i++)
{
writer.WriteTextString($"key_{i}");
writer.WriteInt64(i);
}
Assert.Throws <InvalidOperationException>(() => writer.WriteEndMap());
}
public static void EndWriteMap_IndefiniteLength_EvenItems_ShouldThrowInvalidOperationException(int length)
{
using var writer = new CborWriter();
writer.WriteStartMapIndefiniteLength();
for (int i = 1; i < length; i++)
{
writer.WriteTextString($"key_{i}");
writer.WriteInt64(i);
}
writer.WriteInt64(0);
Assert.Throws <InvalidOperationException>(() => writer.WriteEndMap());
}
public static void WriteMap(CborWriter writer, params object[] keyValuePairs)
{
if (!IsCborMapRepresentation(keyValuePairs))
{
throw new ArgumentException($"CBOR map representation must contain odd number of elements prepended with a '{MapPrefixIdentifier}' constant.");
}
writer.WriteStartMap(keyValuePairs.Length / 2);
foreach (object value in keyValuePairs.Skip(1))
{
WriteValue(writer, value);
}
writer.WriteEndMap();
}
public static void WriteEndMap_AfterStartArray_ShouldThrowInvalidOperationException(int depth)
{
using var writer = new CborWriter();
for (int i = 0; i < depth; i++)
{
if (i % 2 == 0)
{
writer.WriteStartArray(1);
}
else
{
writer.WriteStartMap(1);
}
}
writer.WriteStartArray(definiteLength: 0);
Assert.Throws <InvalidOperationException>(() => writer.WriteEndMap());
}
public static void WriteMap(CborWriter writer, object[] keyValuePairs, bool useDefiniteLengthCollections = true)
{
if (!IsCborMapRepresentation(keyValuePairs))
{
throw new ArgumentException($"CBOR map representation must contain odd number of elements prepended with a '{MapPrefixIdentifier}' constant.");
}
if (useDefiniteLengthCollections)
{
writer.WriteStartMap(keyValuePairs.Length / 2);
}
else
{
writer.WriteStartMapIndefiniteLength();
}
foreach (object value in keyValuePairs.Skip(1))
{
WriteValue(writer, value, useDefiniteLengthCollections);
}
writer.WriteEndMap();
}
public static void EndWriteMap_ImbalancedCall_ShouldThrowInvalidOperationException()
{
using var writer = new CborWriter();
Assert.Throws <InvalidOperationException>(() => writer.WriteEndMap());
}
