public void ResetContextAndReinitialize()
{
var origBuffer = GetTestBuffer(100);
var context = new DefaultDeserializationContext();
context.Initialize(fakeBufferReaderManager.CreateSingleSegmentBufferReader(origBuffer));
Assert.AreEqual(origBuffer.Length, context.PayloadLength);
// Reset invalidates context
context.Reset();
Assert.AreEqual(0, context.PayloadLength);
Assert.Throws(typeof(NullReferenceException), () => context.PayloadAsNewBuffer());
#if GRPC_CSHARP_SUPPORT_SYSTEM_MEMORY
Assert.Throws(typeof(NullReferenceException), () => context.PayloadAsReadOnlySequence());
#endif
// Previously reset context can be initialized again
var origBuffer2 = GetTestBuffer(50);
context.Initialize(fakeBufferReaderManager.CreateSingleSegmentBufferReader(origBuffer2));
Assert.AreEqual(origBuffer2.Length, context.PayloadLength);
CollectionAssert.AreEqual(origBuffer2, context.PayloadAsNewBuffer());
}
public void PayloadAsReadOnlySequence_MultiSegmentPayload(int segmentLen1, int segmentLen2, int segmentLen3)
{
var origBuffer1 = GetTestBuffer(segmentLen1);
var origBuffer2 = GetTestBuffer(segmentLen2);
var origBuffer3 = GetTestBuffer(segmentLen3);
int totalLen = origBuffer1.Length + origBuffer2.Length + origBuffer3.Length;
var context = new DefaultDeserializationContext();
context.Initialize(fakeBufferReaderManager.CreateMultiSegmentBufferReader(new List <byte[]> {
origBuffer1, origBuffer2, origBuffer3
}));
Assert.AreEqual(totalLen, context.PayloadLength);
var sequence = context.PayloadAsReadOnlySequence();
Assert.AreEqual(totalLen, sequence.Length);
var segmentEnumerator = sequence.GetEnumerator();
Assert.IsTrue(segmentEnumerator.MoveNext());
CollectionAssert.AreEqual(origBuffer1, segmentEnumerator.Current.ToArray());
Assert.IsTrue(segmentEnumerator.MoveNext());
CollectionAssert.AreEqual(origBuffer2, segmentEnumerator.Current.ToArray());
Assert.IsTrue(segmentEnumerator.MoveNext());
CollectionAssert.AreEqual(origBuffer3, segmentEnumerator.Current.ToArray());
Assert.IsFalse(segmentEnumerator.MoveNext());
}
public void PayloadAsNewByteBuffer_SingleSegmentPayload(int segmentLength)
{
var origBuffer = GetTestBuffer(segmentLength);
var context = new DefaultDeserializationContext();
context.Initialize(fakeBufferReaderManager.CreateSingleSegmentBufferReader(origBuffer));
Assert.AreEqual(origBuffer.Length, context.PayloadLength);
var payload = context.PayloadAsNewBuffer();
CollectionAssert.AreEqual(origBuffer, payload);
}
public void PayloadAsNewByteBuffer_ZeroSegmentPayload()
{
var context = new DefaultDeserializationContext();
context.Initialize(fakeBufferReaderManager.CreateMultiSegmentBufferReader(new List <byte[]> {
}));
Assert.AreEqual(0, context.PayloadLength);
var payload = context.PayloadAsNewBuffer();
Assert.AreEqual(0, payload.Length);
}
public void PayloadAsReadOnlySequence_ZeroSegmentPayload()
{
var context = new DefaultDeserializationContext();
context.Initialize(fakeBufferReaderManager.CreateMultiSegmentBufferReader(new List <byte[]> {
}));
Assert.AreEqual(0, context.PayloadLength);
var sequence = context.PayloadAsReadOnlySequence();
Assert.AreEqual(ReadOnlySequence <byte> .Empty, sequence);
Assert.IsTrue(sequence.IsEmpty);
Assert.IsTrue(sequence.IsSingleSegment);
}
public void PayloadAsReadOnlySequence_SingleSegmentPayload(int segmentLength)
{
var origBuffer = GetTestBuffer(segmentLength);
var context = new DefaultDeserializationContext();
context.Initialize(fakeBufferReaderManager.CreateSingleSegmentBufferReader(origBuffer));
Assert.AreEqual(origBuffer.Length, context.PayloadLength);
var sequence = context.PayloadAsReadOnlySequence();
Assert.AreEqual(origBuffer.Length, sequence.Length);
Assert.AreEqual(origBuffer.Length, sequence.First.Length);
Assert.IsTrue(sequence.IsSingleSegment);
CollectionAssert.AreEqual(origBuffer, sequence.First.ToArray());
}
public void GetPayloadMultipleTimesIsIllegal()
{
var origBuffer = GetTestBuffer(100);
var context = new DefaultDeserializationContext();
context.Initialize(fakeBufferReaderManager.CreateSingleSegmentBufferReader(origBuffer));
Assert.AreEqual(origBuffer.Length, context.PayloadLength);
var payload = context.PayloadAsNewBuffer();
CollectionAssert.AreEqual(origBuffer, payload);
// Getting payload multiple times is illegal
Assert.Throws(typeof(InvalidOperationException), () => context.PayloadAsNewBuffer());
Assert.Throws(typeof(InvalidOperationException), () => context.PayloadAsReadOnlySequence());
}
public void PayloadAsNewByteBuffer_MultiSegmentPayload(int segmentLen1, int segmentLen2, int segmentLen3)
{
var origBuffer1 = GetTestBuffer(segmentLen1);
var origBuffer2 = GetTestBuffer(segmentLen2);
var origBuffer3 = GetTestBuffer(segmentLen3);
var context = new DefaultDeserializationContext();
context.Initialize(fakeBufferReaderManager.CreateMultiSegmentBufferReader(new List <byte[]> {
origBuffer1, origBuffer2, origBuffer3
}));
var payload = context.PayloadAsNewBuffer();
var concatenatedOrigBuffers = new List <byte>();
concatenatedOrigBuffers.AddRange(origBuffer1);
concatenatedOrigBuffers.AddRange(origBuffer2);
concatenatedOrigBuffers.AddRange(origBuffer3);
Assert.AreEqual(concatenatedOrigBuffers.Count, context.PayloadLength);
Assert.AreEqual(concatenatedOrigBuffers.Count, payload.Length);
CollectionAssert.AreEqual(concatenatedOrigBuffers, payload);
}
public void NullPayloadNotAllowed()
{
var context = new DefaultDeserializationContext();
Assert.Throws(typeof(InvalidOperationException), () => context.Initialize(fakeBufferReaderManager.CreateNullPayloadBufferReader()));
}