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 TestDisposeStorage()
{
var storage = new MemoryStorage();
storage.Dispose();
var stream = new StorageStream(storage);
}
public void TestDisposeGetPosition()
{
var storage = new MemoryStorage();
var stream = new StorageStream(storage, false);
stream.Dispose();
var a = stream.Position;
}
public void TestCannotWriteable()
{
var storage = new MemoryStorage();
using (var stream = new StorageStream(storage, false))
{
stream.Write(Encoding.Default.GetBytes("123456789"), 0, 9);
}
}
public void TestSetLength()
{
var storage = new MemoryStorage();
using (var stream = new StorageStream(storage))
{
stream.SetLength(0);
}
}
public void TestDoubleDispose()
{
var storage = new MemoryStorage();
StorageStream stream;
using (stream = new StorageStream(storage))
{
stream.Write(Encoding.Default.GetBytes("123456789"), 0, 9);
}
stream.Dispose();
}
public void TestStorageDispose()
{
var storage = new MemoryStorage();
using (var stream = new StorageStream(storage))
{
stream.Write(Encoding.Default.GetBytes("123456789"), 0, 9);
Assert.AreEqual(true, stream.CanWrite);
}
storage.Dispose();
var a = storage.Length;
}
public void TestSeekLargeLength()
{
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))
{
readStream.Seek(1, SeekOrigin.End);
}
}
public void TestSeekSmallZero()
{
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))
{
readStream.Seek(-1, SeekOrigin.Begin);
}
}
public void TestWrite()
{
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));
}
}
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 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();
}
}
}
public void TestAttr()
{
var storage = new MemoryStorage();
using (var stream = new StorageStream(storage))
{
stream.Write(Encoding.Default.GetBytes("123456789"), 0, 9);
Assert.AreEqual(true, stream.CanWrite);
}
var readStream = new StorageStream(storage, false);
Assert.AreEqual(9, readStream.Length);
Assert.AreEqual(false, readStream.CanWrite);
Assert.AreEqual(true, readStream.CanRead);
Assert.AreEqual(true, readStream.CanSeek);
Assert.AreEqual(false, readStream.CanTimeout);
readStream.Dispose();
Assert.AreEqual(false, readStream.CanWrite);
Assert.AreEqual(false, readStream.CanRead);
Assert.AreEqual(false, readStream.CanSeek);
Assert.AreEqual(false, readStream.CanTimeout);
}
