public void TestNegativeEnumArray()
{
int arraySize = 1 + 1 + (11 * 5);
int msgSize = arraySize;
byte[] bytes = new byte[msgSize];
CodedOutputStream output = new CodedOutputStream(bytes);
uint tag = WireFormat.MakeTag(8, WireFormat.WireType.Varint);
for (int i = 0; i >= -5; i--)
{
output.WriteTag(tag);
output.WriteEnum(i);
}
Assert.AreEqual(0, output.SpaceLeft);
CodedInputStream input = new CodedInputStream(bytes);
tag = input.ReadTag();
RepeatedField <SampleEnum> values = new RepeatedField <SampleEnum>();
values.AddEntriesFrom(input, FieldCodec.ForEnum(tag, x => (int)x, x => (SampleEnum)x));
Assert.AreEqual(6, values.Count);
Assert.AreEqual(SampleEnum.None, values[0]);
Assert.AreEqual(((SampleEnum)(-1)), values[1]);
Assert.AreEqual(SampleEnum.NegativeValue, values[2]);
Assert.AreEqual(((SampleEnum)(-3)), values[3]);
Assert.AreEqual(((SampleEnum)(-4)), values[4]);
Assert.AreEqual(((SampleEnum)(-5)), values[5]);
}
public void AddEntriesFrom_Message()
{
var message1 = new ForeignMessage {
C = 2000
};
var message2 = new ForeignMessage {
C = -250
};
uint tag = WireFormat.MakeTag(10, WireFormat.WireType.LengthDelimited);
var stream = new MemoryStream();
var output = new CodedOutputStream(stream);
output.WriteTag(tag);
output.WriteMessage(message1);
output.WriteTag(tag);
output.WriteMessage(message2);
output.Flush();
stream.Position = 0;
var field = new RepeatedField <ForeignMessage>();
var input = new CodedInputStream(stream);
input.AssertNextTag(tag);
field.AddEntriesFrom(input, FieldCodec.ForMessage(tag, ForeignMessage.Parser));
CollectionAssert.AreEqual(new[] { message1, message2 }, field);
Assert.IsTrue(input.IsAtEnd);
}
public void AddEntriesFrom_NonPackedInt32()
{
uint nonPackedTag = WireFormat.MakeTag(10, WireFormat.WireType.Varint);
var stream = new MemoryStream();
var output = new CodedOutputStream(stream);
output.WriteTag(nonPackedTag);
output.WriteInt32(10);
output.WriteTag(nonPackedTag);
output.WriteInt32(999);
output.WriteTag(nonPackedTag);
output.WriteInt32(-1000); // Just for variety...
output.Flush();
stream.Position = 0;
// Deliberately "expecting" a packed tag, but we detect that the data is
// actually not packed.
uint packedTag = WireFormat.MakeTag(10, WireFormat.WireType.LengthDelimited);
var field = new RepeatedField <int>();
var input = new CodedInputStream(stream);
input.AssertNextTag(nonPackedTag);
field.AddEntriesFrom(input, FieldCodec.ForInt32(packedTag));
CollectionAssert.AreEqual(new[] { 10, 999, -1000 }, field);
Assert.IsTrue(input.IsAtEnd);
}
public void TestNegativeEnumPackedArray()
{
int arraySize = 1 + (10 * 5);
int msgSize = 1 + 1 + arraySize;
byte[] bytes = new byte[msgSize];
CodedOutputStream output = new CodedOutputStream(bytes);
// Length-delimited to show we want the packed representation
uint tag = WireFormat.MakeTag(8, WireFormat.WireType.LengthDelimited);
output.WriteTag(tag);
int size = 0;
for (int i = 0; i >= -5; i--)
{
size += CodedOutputStream.ComputeEnumSize(i);
}
output.WriteRawVarint32((uint)size);
for (int i = 0; i >= -5; i--)
{
output.WriteEnum(i);
}
Assert.AreEqual(0, output.SpaceLeft);
CodedInputStream input = new CodedInputStream(bytes);
tag = input.ReadTag();
RepeatedField <SampleEnum> values = new RepeatedField <SampleEnum>();
values.AddEntriesFrom(input, FieldCodec.ForEnum(tag, x => (int)x, x => (SampleEnum)x));
Assert.AreEqual(6, values.Count);
Assert.AreEqual(SampleEnum.None, values[0]);
Assert.AreEqual(((SampleEnum)(-1)), values[1]);
Assert.AreEqual(SampleEnum.NegativeValue, values[2]);
Assert.AreEqual(((SampleEnum)(-3)), values[3]);
Assert.AreEqual(((SampleEnum)(-4)), values[4]);
Assert.AreEqual(((SampleEnum)(-5)), values[5]);
}
public void AddEntriesFrom_String()
{
uint tag = WireFormat.MakeTag(10, WireFormat.WireType.LengthDelimited);
var stream = new MemoryStream();
var output = new CodedOutputStream(stream);
output.WriteTag(tag);
output.WriteString("Foo");
output.WriteTag(tag);
output.WriteString("");
output.WriteTag(tag);
output.WriteString("Bar");
output.Flush();
stream.Position = 0;
var field = new RepeatedField <string>();
var input = new CodedInputStream(stream);
input.AssertNextTag(tag);
field.AddEntriesFrom(input, FieldCodec.ForString(tag));
CollectionAssert.AreEqual(new[] { "Foo", "", "Bar" }, field);
Assert.IsTrue(input.IsAtEnd);
}
public void TestPackedRepeatedFieldCollectionNotAllocatedWhenLengthExceedsRemainingData()
{
uint tag = WireFormat.MakeTag(10, WireFormat.WireType.LengthDelimited);
var codec = FieldCodec.ForFixed32(tag);
var stream = new MemoryStream();
var output = new CodedOutputStream(stream);
output.WriteTag(tag);
output.WriteString("A long string");
output.WriteTag(codec.Tag);
output.WriteRawVarint32((uint)codec.FixedSize);
// Note that there is no content for the packed field.
// The field length exceeds the remaining length of the buffer.
output.Flush();
stream.Position = 0;
var sequence = ReadOnlySequenceFactory.CreateWithContent(stream.ToArray());
ParseContext.Initialize(sequence, out ParseContext ctx);
ctx.ReadTag();
ctx.ReadString();
ctx.ReadTag();
var field = new RepeatedField <uint>();
try
{
field.AddEntriesFrom(ref ctx, codec);
Assert.Fail();
}
catch (InvalidProtocolBufferException)
{
}
// Collection was not pre-initialized
Assert.AreEqual(0, field.Count);
}