public void ReadByte(int size)
{
var data = GenerateData(size);
using (var memoryStream = new MemoryStream(data, writable: false))
using (var cachingStream = new CachingStream(memoryStream, Ownership.Owns))
{
for (int i = 0; i < size; i++)
{
Assert.AreEqual(data[i], cachingStream.ReadByte());
}
Assert.AreEqual(size, (int)cachingStream.Position);
Assert.AreEqual(-1, cachingStream.ReadByte());
Assert.AreEqual(size, (int)cachingStream.Position);
}
}
public void SeekAndReadByte()
{
Random random = new Random(2);
var data = GenerateData(123456);
using (var memoryStream = new MemoryStream(data, writable: false))
using (var cachingStream = new CachingStream(memoryStream, Ownership.Owns))
{
for (int i = 0; i < 100; i++)
{
int offset = random.Next(data.Length - 1);
cachingStream.Position = offset;
Assert.AreEqual(data[offset], cachingStream.ReadByte());
}
}
}
public void Dispose()
{
var data = GenerateData(1000);
using (var memoryStream = new MemoryStream(data, writable: false))
using (var cachingStream = new CachingStream(memoryStream, Ownership.Owns))
{
cachingStream.Dispose();
Assert.Throws <ObjectDisposedException>(() => { cachingStream.Flush(); });
Assert.Throws <ObjectDisposedException>(() => { var temp = cachingStream.Length; });
Assert.Throws <ObjectDisposedException>(() => { var temp = cachingStream.Position; });
Assert.Throws <ObjectDisposedException>(() => { cachingStream.Position = 1; });
Assert.Throws <ObjectDisposedException>(() => cachingStream.ReadByte());
Assert.Throws <ObjectDisposedException>(() => cachingStream.Read(new byte[10], 0, 1));
Assert.Throws <ObjectDisposedException>(() => cachingStream.Seek(1, SeekOrigin.Begin));
}
}
