public async Task PassthroughIfAllFlushesAreAwaited()
{
using (var memoryPool = new PinnedBlockMemoryPool())
using (var diagnosticPool = new DiagnosticMemoryPool(memoryPool))
{
var pipeWriterFlushTcsArray = new[] {
new TaskCompletionSource <FlushResult>(TaskCreationOptions.RunContinuationsAsynchronously),
new TaskCompletionSource <FlushResult>(TaskCreationOptions.RunContinuationsAsynchronously),
};
var sync = new object();
var mockPipeWriter = new MockPipeWriter(pipeWriterFlushTcsArray);
var concurrentPipeWriter = new ConcurrentPipeWriter(mockPipeWriter, diagnosticPool, sync);
ValueTask <FlushResult> flushTask;
lock (sync)
{
var memory = concurrentPipeWriter.GetMemory();
Assert.Equal(1, mockPipeWriter.GetMemoryCallCount);
concurrentPipeWriter.Advance(memory.Length);
Assert.Equal(1, mockPipeWriter.AdvanceCallCount);
flushTask = concurrentPipeWriter.FlushAsync();
Assert.Equal(1, mockPipeWriter.FlushCallCount);
pipeWriterFlushTcsArray[0].SetResult(default);
internal MemoryPoolBlock(PinnedBlockMemoryPool pool, int length)
{
Pool = pool;
var pinnedArray = GC.AllocateUninitializedArray <byte>(length, pinned: true);
Memory = MemoryMarshal.CreateFromPinnedArray(pinnedArray, 0, pinnedArray.Length);
}
