public void AuthenticatedSymmetricAlgorithmCreateTest()
{
// AuthenticatedAesCng should be the default implementation
using (AuthenticatedSymmetricAlgorithm alg = AuthenticatedSymmetricAlgorithm.Create())
{
Assert.IsInstanceOfType(alg, typeof(AuthenticatedAesCng));
}
using (AuthenticatedSymmetricAlgorithm alg = AuthenticatedSymmetricAlgorithm.Create("AuthenticatedAesCng"))
{
Assert.IsInstanceOfType(alg, typeof(AuthenticatedAesCng));
}
Assert.IsNull(AuthenticatedAes.Create("AuthenticatedAesDoesntExist"));
Assert.IsNull(AuthenticatedAes.Create("AesCng"));
}
public void AuthenticatedSymmetricAlgorithmValidTagSizeTest()
{
using (AuthenticatedSymmetricAlgorithm alg = AuthenticatedSymmetricAlgorithm.Create())
{
foreach (KeySizes tagSizeRange in alg.LegalTagSizes)
{
Assert.IsTrue(alg.ValidTagSize(tagSizeRange.MinSize));
Assert.IsTrue(alg.ValidTagSize(tagSizeRange.MaxSize));
if (tagSizeRange.MinSize != tagSizeRange.MaxSize)
{
for (int tagSize = tagSizeRange.MinSize; tagSize < tagSizeRange.MaxSize; tagSize += tagSizeRange.SkipSize)
{
Assert.IsTrue(alg.ValidTagSize(tagSize));
}
}
}
Assert.IsFalse(alg.ValidTagSize(0));
Assert.IsFalse(alg.ValidTagSize(Int32.MaxValue));
}
}
