private Cci.MemoryStream SerializeRecord(byte kind, Action<Cci.BinaryWriter> data)
{
Cci.MemoryStream customMetadata = new Cci.MemoryStream();
Cci.BinaryWriter cmw = new Cci.BinaryWriter(customMetadata);
cmw.WriteByte(Cci.CustomDebugInfoConstants.CdiVersion);
cmw.WriteByte(kind);
cmw.Align(4);
// length (will be patched)
uint lengthPosition = cmw.BaseStream.Position;
cmw.WriteUint(0);
data(cmw);
uint length = customMetadata.Position;
cmw.BaseStream.Position = lengthPosition;
cmw.WriteUint(length);
cmw.BaseStream.Position = length;
return customMetadata;
}
public void EditAndContinueLambdaAndClosureMap_NoLambdas()
{
// should not happen in practice, but EditAndContinueMethodDebugInformation should handle it just fine
var slots = ImmutableArray<LocalSlotDebugInfo>.Empty;
var closures = ImmutableArray<ClosureDebugInfo>.Empty;
var lambdas = ImmutableArray<LambdaDebugInfo>.Empty;
var customMetadata = new Cci.MemoryStream();
var cmw = new Cci.BinaryWriter(customMetadata);
new EditAndContinueMethodDebugInformation(10, slots, closures, lambdas).SerializeLambdaMap(cmw);
var bytes = customMetadata.ToImmutableArray();
AssertEx.Equal(new byte[] { 0x0B, 0x01, 0x00 }, bytes);
var deserialized = EditAndContinueMethodDebugInformation.Create(default(ImmutableArray<byte>), bytes);
AssertEx.Equal(closures, deserialized.Closures);
AssertEx.Equal(lambdas, deserialized.Lambdas);
}
public void EditAndContinueLambdaAndClosureMap_NoClosures()
{
var slots = ImmutableArray<LocalSlotDebugInfo>.Empty;
var closures = ImmutableArray<ClosureDebugInfo>.Empty;
var lambdas = ImmutableArray.Create(new LambdaDebugInfo(20, LambdaDebugInfo.StaticClosureOrdinal, 0));
var customMetadata = new Cci.MemoryStream();
var cmw = new Cci.BinaryWriter(customMetadata);
new EditAndContinueMethodDebugInformation(-1, slots, closures, lambdas).SerializeLambdaMap(cmw);
var bytes = customMetadata.ToImmutableArray();
AssertEx.Equal(new byte[] { 0x00, 0x01, 0x00, 0x15, 0x01 }, bytes);
var deserialized = EditAndContinueMethodDebugInformation.Create(default(ImmutableArray<byte>), bytes);
AssertEx.Equal(closures, deserialized.Closures);
AssertEx.Equal(lambdas, deserialized.Lambdas);
}
public void EditAndContinueLambdaAndClosureMap_NegativeSyntaxOffsets()
{
var slots = ImmutableArray<LocalSlotDebugInfo>.Empty;
var closures = ImmutableArray.Create(
new ClosureDebugInfo(-100, 0),
new ClosureDebugInfo(10, 0),
new ClosureDebugInfo(-200, 0));
var lambdas = ImmutableArray.Create(
new LambdaDebugInfo(20, 1, 0),
new LambdaDebugInfo(-50, 0, 0),
new LambdaDebugInfo(-180, LambdaDebugInfo.StaticClosureOrdinal, 0));
var customMetadata = new Cci.MemoryStream();
var cmw = new Cci.BinaryWriter(customMetadata);
new EditAndContinueMethodDebugInformation(0x7b, slots, closures, lambdas).SerializeLambdaMap(cmw);
var bytes = customMetadata.ToImmutableArray();
AssertEx.Equal(new byte[] { 0x7C, 0x80, 0xC8, 0x03, 0x64, 0x80, 0xD2, 0x00, 0x80, 0xDC, 0x03, 0x80, 0x96, 0x02, 0x14, 0x01 }, bytes);
var deserialized = EditAndContinueMethodDebugInformation.Create(default(ImmutableArray<byte>), bytes);
AssertEx.Equal(closures, deserialized.Closures);
AssertEx.Equal(lambdas, deserialized.Lambdas);
}
public void EditAndContinueLocalSlotMap_NegativeSyntaxOffsets()
{
var slots = ImmutableArray.Create(
new LocalSlotDebugInfo(SynthesizedLocalKind.UserDefined, new LocalDebugId(-1, 10)),
new LocalSlotDebugInfo(SynthesizedLocalKind.TryAwaitPendingCaughtException, new LocalDebugId(-20000, 10)));
var closures = ImmutableArray<ClosureDebugInfo>.Empty;
var lambdas = ImmutableArray<LambdaDebugInfo>.Empty;
var customMetadata = new Cci.MemoryStream();
var cmw = new Cci.BinaryWriter(customMetadata);
new EditAndContinueMethodDebugInformation(123, slots, closures, lambdas).SerializeLocalSlots(cmw);
var bytes = customMetadata.ToImmutableArray();
AssertEx.Equal(new byte[] { 0xFF, 0xC0, 0x00, 0x4E, 0x20, 0x81, 0xC0, 0x00, 0x4E, 0x1F, 0x0A, 0x9A, 0x00, 0x0A }, bytes);
var deserialized = EditAndContinueMethodDebugInformation.Create(bytes, default(ImmutableArray<byte>)).LocalSlots;
AssertEx.Equal(slots, deserialized);
}
/// <summary>
/// Produces a serialized blob of all constant initializers.
/// Nonconstat initializers are matched with a zero of corresponding size.
/// </summary>
private ImmutableArray<byte> GetRawData(ImmutableArray<BoundExpression> initializers)
{
// the initial size is a guess.
// there is no point to be precise here as MemoryStream always has N + 1 storage
// and will need to be trimmed regardless
var stream = new Cci.MemoryStream((uint)(initializers.Length * 4));
var writer = new Cci.BinaryWriter(stream);
SerializeArrayRecursive(writer, initializers);
return ImmutableArray.Create(stream.Buffer, 0, (int)stream.Position);
}