public async Task EncodeBody()
{
string body =
@"This line is normal
.This line started with a dot
This line is very long and should get broken up, after a few more characters maybe
this line ends in three spaces
this line should end in spaces, if it gets wrapped like that but did it?
";
string expected =
@"This line is normal
..This line started with a dot
This line is very long and should get broken up, after a few more characters=
maybe
this line ends in three spaces =20
this line should end in spaces, if it gets wrapped like that =20=
but did it?
";
MemoryStream stream = new MemoryStream();
Encoding utf8 = new UTF8Encoding(encoderShouldEmitUTF8Identifier: false);
StreamWriter writer = new StreamWriter(stream, utf8, 1024, leaveOpen: true);
await SmtpClient.EncodeBodyAsync(writer, body);
writer.Flush();
stream.Seek(0, SeekOrigin.Begin);
string result = new StreamReader(stream, Encoding.ASCII).ReadToEnd();
Assert.Equal(expected, result);
}