public void TestSeekableStreamSerialization()
{
byte[] srcArray = Encoding.UTF8.GetBytes("test test test");
var src = new DisposableStream(srcArray, false)
{
Position = 5
};
byte[] destArray;
MemoryStream dest;
byte[] serialized;
using (var ms = new MemoryStream())
using (var w = new BinaryWriter(ms)) {
w.Write(src);
serialized = ms.ToArray();
}
Assert.IsTrue(src.Disposed);
using (var ms = new MemoryStream(serialized, false))
using (var r = new BinaryReader(ms))
using (dest = r.ReadStream()) {
destArray = dest.ToArray();
}
Assert.AreNotSame(src, dest);
Assert.AreEqual("test test test", Encoding.UTF8.GetString(destArray));
}
public static BitmapImage LoadThumbnailBitmapImage(string filePath, int decodePixelWidth)
{
if (string.IsNullOrEmpty(filePath))
{
throw new ArgumentNullException(nameof(filePath));
}
BitmapImage bitmapImage = new BitmapImage();
Stream streamBase;
if (filePath.StartsWith(@"pack://application:,,,", StringComparison.Ordinal))
{
var streamInfo = Application.GetResourceStream(new Uri(filePath));
streamBase = streamInfo.Stream;
}
else
{
streamBase = File.OpenRead(filePath);
}
using (var stream = new DisposableStream(streamBase))
{
bitmapImage.BeginInit();
bitmapImage.CacheOption = BitmapCacheOption.OnLoad;
bitmapImage.CreateOptions = BitmapCreateOptions.None;
bitmapImage.StreamSource = stream;
bitmapImage.DecodePixelWidth = decodePixelWidth;
bitmapImage.EndInit();
bitmapImage.Freeze();
}
return(bitmapImage);
}
public void Dispose_ShouldNotDisposeStream()
{
using (var stream = new DisposableStream())
{
using (new StreamRawPinPad(stream)) { }
stream.WasDisposed.ShouldBeFalse();
}
}
private Stream OpenOutputStream(ArchiveEntry entry)
{
MemoryStream ms = new MemoryStream((int)(entry.UncompressedSize * 1.3));
DisposableStream writer = new DisposableStream(ms);
writer.BeforeDispose.Add(new DisposableAction(() => _listing.Accessor.OnWritingCompleted(entry, ms, _compression)));
return(writer);
}
public void TestEmailDispose()
{
var ts = new DisposableStream(Encoding.UTF8.GetBytes("test test test"));
using (var msg = new MailMessage()) {
msg.Attachments.Add(new Attachment(ts, new ContentType("text/plain")));
Assert.IsFalse(ts.Disposed);
}
Assert.IsTrue(ts.Disposed);
}
public void DisposesContent()
{
// ARRANGE
var stream = new DisposableStream();
var response = new Response { Content = stream };
// ACT
response.Dispose();
// ASSERT
stream.Disposed.Should().BeTrue();
}
public void TestAttachmentSerialization()
{
var stream = new DisposableStream(Encoding.UTF8.GetBytes("test test test"), false);
var attachment = new Attachment(stream, "file.txt", "text/plain");
attachment.ContentDisposition.FileName = "file.txt";
attachment.Name = null;
var msg = new MailMessage();
msg.Attachments.Add(attachment);
Debug.WriteLine(TestHelper.GetStreamString(attachment.ContentStream, Encoding.UTF8));
Debug.WriteLine(attachment.ContentType.ToString());
Debug.WriteLine(attachment.ContentDisposition.ToString());
Assert.IsFalse(stream.Disposed);
byte[] serialized = MailMessageBinarySerializer.Serialize(msg);
Assert.IsTrue(stream.Disposed);
using (var msg2 = MailMessageBinarySerializer.Deserialize(serialized)) {
Assert.IsNotNull(msg2);
Assert.AreEqual(1, msg2.Attachments.Count);
var attachment2 = msg2.Attachments[0];
Assert.IsNotNull(attachment2);
Assert.AreNotSame(attachment, attachment2);
string data = Encoding.UTF8.GetString(((MemoryStream)attachment2.ContentStream).ToArray());
Assert.AreEqual("test test test", data);
Assert.AreNotSame(attachment.ContentType, attachment2.ContentType);
Assert.AreEqual(attachment.ContentType.MediaType, attachment2.ContentType.MediaType);
Assert.IsTrue(TestHelper.DictionariesAreEqual(
attachment.ContentType.Parameters, attachment2.ContentType.Parameters));
Assert.AreNotSame(attachment.ContentDisposition, attachment2.ContentDisposition);
Assert.AreEqual(attachment.ContentDisposition, attachment2.ContentDisposition);
Debug.WriteLine(TestHelper.GetStreamString(attachment2.ContentStream, Encoding.UTF8));
Debug.WriteLine(attachment2.ContentType.ToString());
Debug.WriteLine(attachment2.ContentDisposition.ToString());
}
}
