public void from_current_sets_relative_to_current()
{
BufferPoolStream stream = new BufferPoolStream(BufferPool);
stream.Write(new byte[500], 0, 500);
stream.Seek(-2, SeekOrigin.Current);
stream.Seek(1, SeekOrigin.Current);
Assert.AreEqual(499, stream.Position);
}
public void seeking_past_end_of_stream_throws_an_argumentexception()
{
BufferPoolStream stream = new BufferPoolStream(BufferPool);
stream.Write(new byte[500], 0, 500);
stream.Seek(501, SeekOrigin.Begin);
}
public void seeking_past_end_of_stream_throws_an_argumentexception()
{
BufferPoolStream stream = new BufferPoolStream(BufferPool);
stream.Write(new byte[500], 0, 500);
Assert.Throws <ArgumentOutOfRangeException>(() => { stream.Seek(501, SeekOrigin.Begin); });
}
public void from_begin_sets_relative_to_beginning()
{
BufferPoolStream stream = new BufferPoolStream(BufferPool);
stream.Write(new byte[500], 0, 500);
stream.Seek(22, SeekOrigin.Begin);
Assert.AreEqual(22, stream.Position);
}
public void from_end_sets_relative_to_end()
{
BufferPoolStream stream = new BufferPoolStream(BufferPool);
stream.Write(new byte[500], 0, 500);
stream.Seek(-100, SeekOrigin.End);
Assert.AreEqual(400, stream.Position);
}
public void position_is_incremented()
{
BufferPoolStream stream = new BufferPoolStream(BufferPool);
stream.Write(new byte[500], 0, 500);
stream.Seek(0, SeekOrigin.Begin);
Assert.AreEqual(0, stream.Position);
int read = stream.Read(new byte[50], 0, 50);
Assert.AreEqual(50, stream.Position);
}
public void position_is_incremented()
{
BufferPoolStream stream = new BufferPoolStream(BufferPool);
stream.Write(new byte[500], 0, 500);
stream.Seek(0, SeekOrigin.Begin);
Assert.AreEqual(0, stream.Position);
stream.Read(new byte[50], 0, 50);
Assert.AreEqual(50, stream.Position);
}
public void a_negative_position_throws_an_argumentexception()
{
BufferPoolStream stream = new BufferPoolStream(BufferPool);
stream.Seek(-1, SeekOrigin.Begin);
}
public void seeking_past_end_of_stream_throws_an_argumentexception()
{
BufferPoolStream stream = new BufferPoolStream(BufferPool);
stream.Write(new byte[500], 0, 500);
stream.Seek(501, SeekOrigin.Begin);
}
public void a_negative_position_throws_an_argumentexception()
{
BufferPoolStream stream = new BufferPoolStream(BufferPool);
stream.Seek(-1, SeekOrigin.Begin);
}
public void from_current_sets_relative_to_current()
{
BufferPoolStream stream = new BufferPoolStream(BufferPool);
stream.Write(new byte[500], 0, 500);
stream.Seek(-2, SeekOrigin.Current);
stream.Seek(1, SeekOrigin.Current);
Assert.AreEqual(499, stream.Position);
}
public void from_end_sets_relative_to_end()
{
BufferPoolStream stream = new BufferPoolStream(BufferPool);
stream.Write(new byte[500], 0, 500);
stream.Seek(-100, SeekOrigin.End);
Assert.AreEqual(400, stream.Position);
}
public void from_begin_sets_relative_to_beginning()
{
BufferPoolStream stream = new BufferPoolStream(BufferPool);
stream.Write(new byte[500], 0, 500);
stream.Seek(22, SeekOrigin.Begin);
Assert.AreEqual(22, stream.Position);
}
public void a_negative_position_throws_an_argumentexception()
{
BufferPoolStream stream = new BufferPoolStream(BufferPool);
Assert.Throws <ArgumentOutOfRangeException>(() => { stream.Seek(-1, SeekOrigin.Begin); });
}
