public void SeekOrigin_PositivePastEnd_Throws()
{
var stream = new HttpResponseStream();
var buffer = new byte [10];
stream.Write(buffer, 0, 10);
Should.Throw <ArgumentException> (() => stream.Seek(11, SeekOrigin.Begin));
}
public void Seek_SeekToBeginningOfEmptyStream_SetsPosition()
{
var stream = new HttpResponseStream();
stream.Seek(0, SeekOrigin.Begin);
var position = stream.Position;
Assert.AreEqual(0, position);
}
public void Seek_FromEnd_SetsPosition()
{
var stream = new HttpResponseStream();
var buffer = new byte [10];
stream.Write(buffer, 0, 10);
stream.Seek(-3, SeekOrigin.End);
long pos = stream.Position;
Assert.AreEqual(7, pos);
}
public void Read_PastEndOfStream_ReturnsAmountRead()
{
var stream = new HttpResponseStream ();
var buffer = new byte [10];
stream.Write (buffer, 0, 10);
stream.Seek (-1, SeekOrigin.End);
int amount_read = stream.Read (buffer, 0, 2);
Assert.AreEqual (1, amount_read);
}
public void Read_PastEndOfStream_ReturnsAmountRead()
{
var stream = new HttpResponseStream();
var buffer = new byte [10];
stream.Write(buffer, 0, 10);
stream.Seek(-1, SeekOrigin.End);
int amount_read = stream.Read(buffer, 0, 2);
Assert.AreEqual(1, amount_read);
}
public void Read_SingleBuffer_UpdatesPosition()
{
var stream = new HttpResponseStream();
var buffer = new byte [10];
stream.Write(buffer, 0, 10);
stream.Seek(0, SeekOrigin.Begin);
stream.Read(buffer, 0, 5);
long position = stream.Position;
Assert.AreEqual(5, position);
}
public void Read_ReadLastItem_UpdatesPosition()
{
var stream = new HttpResponseStream ();
var buffer = new byte [10];
stream.Write (buffer, 0, 10);
stream.Seek (-1, SeekOrigin.End);
stream.Read (buffer, 0, 1);
long position = stream.Position;
Assert.AreEqual (10, position);
}
public void Read_ReadLastItem_UpdatesPosition()
{
var stream = new HttpResponseStream();
var buffer = new byte [10];
stream.Write(buffer, 0, 10);
stream.Seek(-1, SeekOrigin.End);
stream.Read(buffer, 0, 1);
long position = stream.Position;
Assert.AreEqual(10, position);
}
public void Seek_FromCurrentBackwards_SetsPosition()
{
var stream = new HttpResponseStream();
var buffer = new byte [10];
stream.Write(buffer, 0, 10);
stream.Write(buffer, 0, 10);
stream.Seek(-5, SeekOrigin.Current);
long pos = stream.Position;
Assert.AreEqual(15, pos);
}
public void Seek_FromBeginningLastIndexOfSegment_SetsPosition()
{
var stream = new HttpResponseStream();
var buffer = new byte [10];
stream.Write(buffer, 0, 10);
stream.Write(buffer, 0, 10);
stream.Seek(10, SeekOrigin.Begin);
long pos = stream.Position;
Assert.AreEqual(10, pos);
}
public void Seek_FromEndMultipleBuffersAcrossBoundries_SetsPosition()
{
var stream = new HttpResponseStream();
var buffer = new byte [10];
stream.Write(buffer, 0, 10);
stream.Write(buffer, 0, 10);
stream.Write(buffer, 0, 10);
stream.Seek(-25, SeekOrigin.End);
long pos = stream.Position;
Assert.AreEqual(5, pos);
}
public void Read_MultipleBuffers_UpdatesPosition()
{
var stream = new HttpResponseStream ();
var buffer = new byte [10];
stream.Write (buffer, 0, 10);
stream.Write (buffer, 0, 10);
stream.Write (buffer, 0, 10);
stream.Seek (15, SeekOrigin.Begin);
stream.Read (buffer, 0, 5);
long position = stream.Position;
Assert.AreEqual (20, position);
}
public void Write_SeekedBackInLastSegment_SetsPosition()
{
var stream = new HttpResponseStream();
var buffer = new byte [10];
stream.Write(buffer, 0, 10);
stream.Write(buffer, 0, 10);
stream.Seek(-5, SeekOrigin.Current);
stream.Write(buffer, 0, 10);
long pos = stream.Position;
Assert.AreEqual(25, pos);
}
public void Write_InFirstBufferOfTwoBufferStream_SetsCorrectLength()
{
var stream = new HttpResponseStream();
var write_buffer = new byte [5];
stream.Write(write_buffer, 0, 5);
stream.Write(write_buffer, 0, 5);
stream.Seek(-6, SeekOrigin.End);
stream.Write(write_buffer, 0, 5);
var length = stream.Length;
Assert.AreEqual(10, length);
}
public void Write_AcrossEntireMiddleBufferOfThreeBufferStream_SetsCorrectLength()
{
var stream = new HttpResponseStream();
var write_buffer = new byte [5];
var write_buffer2 = new byte [6];
stream.Write(write_buffer, 0, 5);
stream.Write(write_buffer, 0, 5);
stream.Write(write_buffer, 0, 5);
stream.Seek(2, SeekOrigin.Begin);
stream.Write(write_buffer2, 0, 6);
var length = stream.Length;
Assert.AreEqual(15, length);
}
public void Read_SingleBuffer_CorrectData()
{
var stream = new HttpResponseStream();
var write_buffer = new byte [3];
var read_buffer = new byte [1];
write_buffer [2] = 0xFA;
stream.Write(write_buffer, 0, 3);
stream.Seek(-1, SeekOrigin.End);
stream.Read(read_buffer, 0, 1);
byte read_byte = read_buffer [0];
Assert.AreEqual(0xFA, read_byte);
}
public void Write_SeekedBackPastLastSegmentWriteOverAll_SetsPosition()
{
var stream = new HttpResponseStream();
var buffer = new byte [10];
var buffer_big = new byte [25];
stream.Write(buffer, 0, 10);
stream.Write(buffer, 0, 10);
stream.Seek(-15, SeekOrigin.Current);
Assert.AreEqual(5, stream.Position);
stream.Write(buffer_big, 0, 25);
long pos = stream.Position;
Assert.AreEqual(30, pos);
}
public void Read_MultipleBuffers_CorrectData()
{
var stream = new HttpResponseStream ();
var write_buffer1 = new byte [3];
var write_buffer2 = new byte [3];
var read_buffer = new byte [6];
stream.Write (write_buffer1, 0, 3);
write_buffer2 [0] = 0xFA;
stream.Write (write_buffer2, 0, 3);
stream.Seek (0, SeekOrigin.Begin);
stream.Read (read_buffer, 0, 6);
byte read_byte = read_buffer [3];
Assert.AreEqual (0xFA, read_byte);
}
public void Read_MultipleBuffers_CorrectData()
{
var stream = new HttpResponseStream();
var write_buffer1 = new byte [3];
var write_buffer2 = new byte [3];
var read_buffer = new byte [6];
stream.Write(write_buffer1, 0, 3);
write_buffer2 [0] = 0xFA;
stream.Write(write_buffer2, 0, 3);
stream.Seek(0, SeekOrigin.Begin);
stream.Read(read_buffer, 0, 6);
byte read_byte = read_buffer [3];
Assert.AreEqual(0xFA, read_byte);
}
public void Write_SeekedBackPastLastSegmentWriteOverAll_SetsPosition()
{
var stream = new HttpResponseStream ();
var buffer = new byte [10];
var buffer_big = new byte [25];
stream.Write (buffer, 0, 10);
stream.Write (buffer, 0, 10);
stream.Seek (-15, SeekOrigin.Current);
Assert.AreEqual (5, stream.Position);
stream.Write (buffer_big, 0, 25);
long pos = stream.Position;
Assert.AreEqual (30, pos);
}
public void Write_SeekedBackInLastSegment_SetsPosition()
{
var stream = new HttpResponseStream ();
var buffer = new byte [10];
stream.Write (buffer, 0, 10);
stream.Write (buffer, 0, 10);
stream.Seek (-5, SeekOrigin.Current);
stream.Write (buffer, 0, 10);
long pos = stream.Position;
Assert.AreEqual (25, pos);
}
public void Write_InFirstBufferOfTwoBufferStream_SetsCorrectLength()
{
var stream = new HttpResponseStream ();
var write_buffer = new byte [5];
stream.Write (write_buffer, 0, 5);
stream.Write (write_buffer, 0, 5);
stream.Seek (-6, SeekOrigin.End);
stream.Write (write_buffer, 0, 5);
var length = stream.Length;
Assert.AreEqual (10, length);
}
public void Write_AcrossEntireMiddleBufferOfThreeBufferStream_SetsCorrectLength()
{
var stream = new HttpResponseStream ();
var write_buffer = new byte [5];
var write_buffer2 = new byte [6];
stream.Write (write_buffer, 0, 5);
stream.Write (write_buffer, 0, 5);
stream.Write (write_buffer, 0, 5);
stream.Seek (2, SeekOrigin.Begin);
stream.Write (write_buffer2, 0, 6);
var length = stream.Length;
Assert.AreEqual (15, length);
}
public void Seek_SeekToBeginningOfEmptyStream_SetsPosition()
{
var stream = new HttpResponseStream ();
stream.Seek (0, SeekOrigin.Begin);
var position = stream.Position;
Assert.AreEqual (0, position);
}
public void Seek_FromEnd_SetsPosition()
{
var stream = new HttpResponseStream ();
var buffer = new byte [10];
stream.Write (buffer, 0, 10);
stream.Seek (-3, SeekOrigin.End);
long pos = stream.Position;
Assert.AreEqual (7, pos);
}
public void Seek_FromEndMultipleBuffersAcrossBoundries_SetsPosition()
{
var stream = new HttpResponseStream ();
var buffer = new byte [10];
stream.Write (buffer, 0, 10);
stream.Write (buffer, 0, 10);
stream.Write (buffer, 0, 10);
stream.Seek (-25, SeekOrigin.End);
long pos = stream.Position;
Assert.AreEqual (5, pos);
}
public void Seek_FromCurrentBackwards_SetsPosition()
{
var stream = new HttpResponseStream ();
var buffer = new byte [10];
stream.Write (buffer, 0, 10);
stream.Write (buffer, 0, 10);
stream.Seek (-5, SeekOrigin.Current);
long pos = stream.Position;
Assert.AreEqual (15, pos);
}
public void Seek_FromBeginningMultipleSegments_SetsPosition()
{
var stream = new HttpResponseStream ();
var buffer = new byte [10];
stream.Write (buffer, 0, 10);
stream.Write (buffer, 0, 10);
stream.Write (buffer, 0, 10);
stream.Seek (25, SeekOrigin.Begin);
long pos = stream.Position;
Assert.AreEqual (25, pos);
}
public void SeekOrigin_PositivePastEnd_Throws()
{
var stream = new HttpResponseStream ();
var buffer = new byte [10];
stream.Write (buffer, 0, 10);
Should.Throw<ArgumentException> (() => stream.Seek (11, SeekOrigin.Begin));
}
public void Read_SingleBuffer_CorrectData()
{
var stream = new HttpResponseStream ();
var write_buffer = new byte [3];
var read_buffer = new byte [1];
write_buffer [2] = 0xFA;
stream.Write (write_buffer, 0, 3);
stream.Seek (-1, SeekOrigin.End);
stream.Read (read_buffer, 0, 1);
byte read_byte = read_buffer [0];
Assert.AreEqual (0xFA, read_byte);
}
public void SeekThrows()
{
var stream = new HttpResponseStream(Mock.Of <IHttpBodyControlFeature>(), new MockHttpResponseControl());
Assert.Throws <NotSupportedException>(() => stream.Seek(0, SeekOrigin.Begin));
}