public void CreateKeyAcceptsAKeySize()
{
var keySize = 1024;
var key = JwkNetExtensions.CreateKey(keySize);
Assert.That(key.KeySize, Is.EqualTo(keySize));
}
public void CanSpecifyAlgorithm()
{
var alg = "RS512";
var key = JwkNetExtensions.CreateKey();
var jwt = key.ToJsonWebKey(alg);
Assert.That(jwt.Alg, Is.EqualTo(alg));
}
public void CanSpecifyKeyId()
{
var keyId = "myKeyId";
var key = JwkNetExtensions.CreateKey();
var jwt = key.ToJsonWebKey(kid: keyId);
Assert.That(jwt.Kid, Is.EqualTo(keyId));
}
public void CanConvertKeyToJwkWithPublicParametersAndDefaultValues()
{
var key = JwkNetExtensions.CreateKey();
var jwt = key.ToJsonWebKey();
Assert.That(jwt.HasPrivateKey, Is.False);
Assert.That(jwt.Kid.Length, Is.EqualTo(32));
var e = Base64Url.Decode(jwt.E);
Assert.That(e.Length, Is.EqualTo(3)); // Always 65537, which needs 3 bytes (2^16 + 1)
Assert.That(e[0], Is.EqualTo(1)); // 1 x 2^0 = 1
Assert.That(e[1], Is.EqualTo(0)); // 0 x 2^8 = 0
Assert.That(e[2], Is.EqualTo(1)); // 1 x 2^16 = 65536
var n = Base64Url.Decode(jwt.N);
Assert.That(n.Length, Is.EqualTo(key.KeySize / 8)); // KeySize is in bits, so / 8 for bytes
Assert.That(jwt.Kty, Is.EqualTo("RSA"));
Assert.That(jwt.Alg, Is.EqualTo("RS256"));
}
public void CreateKeyDefaultsTo2048Bits()
{
var key = JwkNetExtensions.CreateKey();
Assert.That(key.KeySize, Is.EqualTo(2048));
}