public void TestMultipleWhiteSpacesPerLine ()
{
const string text = "This is a test of the relaxed body filter with \t multiple \t spaces\n";
const string expected = "This is a test of the relaxed body filter with multiple spaces\n";
var input = Encoding.ASCII.GetBytes (text);
var filter = new DkimRelaxedBodyFilter ();
int outputIndex, outputLength;
byte[] output;
string actual;
output = filter.Flush (input, 0, input.Length, out outputIndex, out outputLength);
actual = Encoding.ASCII.GetString (output, outputIndex, outputLength);
Assert.AreEqual (expected, actual);
}
public void TestTrimmingEmptyLines ()
{
const string text = "Hello!\r\n \r\n\r\n";
const string expected = "Hello!\r\n";
var input = Encoding.ASCII.GetBytes (text);
var filter = new DkimRelaxedBodyFilter ();
int outputIndex, outputLength;
byte[] output;
string actual;
output = filter.Flush (input, 0, input.Length, out outputIndex, out outputLength);
actual = Encoding.ASCII.GetString (output, outputIndex, outputLength);
Assert.AreEqual (expected, actual);
}
public void TestWhiteSpaceBeforeNewLine ()
{
const string text = "text\t \r\n\t \r\ntext\t \r\n";
const string expected = "text\r\n\r\ntext\r\n";
var input = Encoding.ASCII.GetBytes (text);
var filter = new DkimRelaxedBodyFilter ();
int outputIndex, outputLength;
byte[] output;
string actual;
output = filter.Flush (input, 0, input.Length, out outputIndex, out outputLength);
actual = Encoding.ASCII.GetString (output, outputIndex, outputLength);
Assert.AreEqual (expected, actual);
}
public void TestNonEmptyBodyEndingWithMultipleNewLines ()
{
const string text = "This is a test of the relaxed body filter with a non-empty body ending with multiple new-lines\n\n\n";
const string expected = "This is a test of the relaxed body filter with a non-empty body ending with multiple new-lines\n";
var input = Encoding.ASCII.GetBytes (text);
var filter = new DkimRelaxedBodyFilter ();
int outputIndex, outputLength;
byte[] output;
string actual;
output = filter.Flush (input, 0, input.Length, out outputIndex, out outputLength);
actual = Encoding.ASCII.GetString (output, outputIndex, outputLength);
Assert.AreEqual (expected, actual);
}
byte[] DkimHashBody (FormatOptions options, DkimSignatureAlgorithm signatureAlgorithm, DkimCanonicalizationAlgorithm bodyCanonicalizationAlgorithm, int maxLength)
{
using (var stream = new DkimHashStream (signatureAlgorithm, maxLength)) {
using (var filtered = new FilteredStream (stream)) {
DkimBodyFilter dkim;
if (bodyCanonicalizationAlgorithm == DkimCanonicalizationAlgorithm.Relaxed)
dkim = new DkimRelaxedBodyFilter ();
else
dkim = new DkimSimpleBodyFilter ();
filtered.Add (options.CreateNewLineFilter ());
filtered.Add (dkim);
if (Body != null) {
try {
Body.EnsureNewLine = compliance == RfcComplianceMode.Strict;
Body.Headers.Suppress = true;
Body.WriteTo (options, filtered, CancellationToken.None);
} finally {
Body.Headers.Suppress = false;
Body.EnsureNewLine = false;
}
}
filtered.Flush ();
if (!dkim.LastWasNewLine)
stream.Write (options.NewLineBytes, 0, options.NewLineBytes.Length);
}
return stream.GenerateHash ();
}
}