public void TestGetPosition() { var storage = new MemoryStorage(); using (var stream = new StorageStream(storage)) { stream.Write(Encoding.Default.GetBytes("123456789"), 0, 9); } using (var readStream = new StorageStream(storage, false)) { var data = new byte[16]; Assert.AreEqual(9, readStream.Read(data, 0, data.Length)); Assert.AreEqual("123456789", Encoding.Default.GetString(data, 0, 9)); Assert.AreEqual(0, readStream.Read(data, 0, data.Length)); Assert.AreEqual(9, readStream.Position); } }
public void TestNotAppend() { var storage = new MemoryStorage(4, 4); var stream = new StorageStream(storage); stream.Write(Encoding.Default.GetBytes("hello world"), 0, 11); stream.Dispose(); stream = new StorageStream(storage); stream.Write(Encoding.Default.GetBytes("hello 12345"), 0, 11); using (var readStream = new StorageStream(storage, false)) { var data = new byte[32]; Assert.AreEqual(11, readStream.Read(data, 0, data.Length)); Assert.AreEqual("hello 12345", Encoding.Default.GetString(data, 0, 11)); Assert.AreEqual(0, readStream.Read(data, 0, data.Length)); } }
public void TestSeek() { var storage = new MemoryStorage(); using (var stream = new StorageStream(storage)) { stream.Write(Encoding.Default.GetBytes("123456789"), 0, 9); } using (var readStream = new StorageStream(storage, false)) { var data = new byte[16]; Assert.AreEqual(9, readStream.Read(data, 0, data.Length)); Assert.AreEqual("123456789", Encoding.Default.GetString(data, 0, 9)); Assert.AreEqual(0, readStream.Read(data, 0, data.Length)); readStream.Seek(1, SeekOrigin.Begin); Assert.AreEqual(8, readStream.Read(data, 0, data.Length)); Assert.AreEqual("23456789", Encoding.Default.GetString(data, 0, 8)); readStream.Seek(-1, SeekOrigin.Current); Assert.AreEqual(1, readStream.Read(data, 0, data.Length)); Assert.AreEqual("9", Encoding.Default.GetString(data, 0, 1)); readStream.Seek(0, SeekOrigin.Begin); Assert.AreEqual(9, readStream.Read(data, 0, data.Length)); Assert.AreEqual("123456789", Encoding.Default.GetString(data, 0, 9)); readStream.Seek(-1, SeekOrigin.End); Assert.AreEqual(1, readStream.Read(data, 0, data.Length)); Assert.AreEqual("9", Encoding.Default.GetString(data, 0, 1)); } }
public void TestReadMult() { var storage = new MemoryStorage(); using (var stream = new StorageStream(storage)) { stream.Write(Encoding.Default.GetBytes("123456789"), 0, 9); } StorageStream readStream1 = null; StorageStream readStream2 = null; try { readStream1 = new StorageStream(storage, false); readStream2 = new StorageStream(storage, false); var data = new byte[16]; Assert.AreEqual(9, readStream1.Read(data, 0, data.Length)); Assert.AreEqual("123456789", Encoding.Default.GetString(data, 0, 9)); Assert.AreEqual(9, readStream2.Read(data, 0, data.Length)); Assert.AreEqual("123456789", Encoding.Default.GetString(data, 0, 9)); } finally { if (readStream1 != null) { readStream1.Dispose(); } if (readStream2 != null) { readStream2.Dispose(); } } }