public async Task TestWriteAsync()
{
byte[] wrapContent, plainContent;
using (FileStream fileStream = readFileInfo.OpenRead())
using (RandomReadNumberStream randomReadNumberStream = new RandomReadNumberStream(fileStream))
{
using (MemoryStream memoryStream = new MemoryStream())
using (WrapStream wrapStream = new WrapStreamImpl(memoryStream))
{
await randomReadNumberStream.CopyToAsync(wrapStream);
wrapContent = memoryStream.ToArray();
}
fileStream.Seek(0, SeekOrigin.Begin);
using (MemoryStream memoryStream = new MemoryStream())
{
await randomReadNumberStream.CopyToAsync(memoryStream);
plainContent = memoryStream.ToArray();
}
}
Assert.AreEqual(plainContent, wrapContent);
}
public void TestSetLength()
{
using (MemoryStream memoryStream = new MemoryStream())
using (WrapStream wrapStream = new WrapStreamImpl(memoryStream))
{
Assert.AreEqual(0, memoryStream.Length);
wrapStream.SetLength(2);
Assert.AreEqual(2, memoryStream.Length);
}
}
public void TestDispose()
{
DisposeCheckStream disposeCheckStream = new DisposeCheckStream();
using (WrapStream wrapStream = new WrapStreamImpl(disposeCheckStream, false)) { }
Assert.AreEqual(true, disposeCheckStream.Disposed);
disposeCheckStream = new DisposeCheckStream();
using (WrapStream wrapStream = new WrapStreamImpl(disposeCheckStream, true)) { }
Assert.AreEqual(false, disposeCheckStream.Disposed);
}
public void TestRead()
{
using (FileStream fileStream = readFileInfo.OpenRead())
using (RandomReadNumberStream randomReadNumberStream = new RandomReadNumberStream(fileStream))
using (WrapStream wrapStream = new WrapStreamImpl(randomReadNumberStream))
{
byte[] wrapContent = wrapStream.ReadToEnd();
fileStream.Seek(0, SeekOrigin.Begin);
byte[] fileContent = fileStream.ReadToEnd();
Assert.AreEqual(wrapContent, fileContent);
}
}
public async Task TestReadAsync()
{
using (FileStream fileStream = readFileInfo.OpenRead())
using (RandomReadNumberStream randomReadNumberStream = new RandomReadNumberStream(fileStream))
using (WrapStream wrapStream = new WrapStreamImpl(randomReadNumberStream))
{
byte[] wrapContent = await wrapStream.ReadToEndAsync();
fileStream.Seek(0, SeekOrigin.Begin);
byte[] plainContent = await fileStream.ReadToEndAsync();
Assert.AreEqual(plainContent, wrapContent);
}
}
public void TestSeek()
{
using (FileStream fileStream = readFileInfo.OpenRead())
using (WrapStream wrapStream = new WrapStreamImpl(fileStream))
{
Assert.AreEqual(0, fileStream.Position);
wrapStream.Seek(2, SeekOrigin.Current);
Assert.AreEqual(2, fileStream.Position);
wrapStream.Seek(0, SeekOrigin.Begin);
Assert.AreEqual(0, fileStream.Position);
wrapStream.Seek(-1, SeekOrigin.End);
Assert.AreEqual(fileStream.Length - 1, fileStream.Position);
}
}
