public static async Task Test_Buffered_Peeking_Can_Peek_Counted_Bytes_Async()
{
//arrange
DefaultStreamReaderStrategyAsync reader = new DefaultStreamReaderStrategyAsync(new byte[] { 5, 6, 7, 5 });
//act
IWireStreamReaderStrategyAsync peekedBufferReader = reader.PeekWithBufferingAsync();
byte[] peekedBytes = await peekedBufferReader.PeekBytesAsync(4);
byte[] peekedBytesAgain = await peekedBufferReader.PeekBytesAsync(2);
byte[] readBytes = await peekedBufferReader.ReadBytesAsync(4);
//assert
Assert.AreEqual(4, readBytes.Length);
for (int i = 0; i < peekedBytes.Length; i++)
{
Assert.AreEqual(peekedBytes[i], readBytes[i]);
}
for (int i = 0; i < peekedBytesAgain.Length; i++)
{
Assert.AreEqual(peekedBytes[i], peekedBytesAgain[i]);
}
Assert.Throws <InvalidOperationException>(() => peekedBufferReader.ReadByte());
}
