public void WhenSecretOrCanonicalIsNullOrEmptyThenEmpty()
{
var hmacBuilder = new ABServiciosHmacBuilder();
hmacBuilder.GetSignature(null, "something").Should().Be.Empty();
hmacBuilder.GetSignature("something", null).Should().Be.Empty();
}
public void WhenSecretIsNullThenEmpty()
{
var hmacBuilder = new ABServiciosHmacBuilder();
string secret = null;
string canonicalizedMessage = null;
string signature = hmacBuilder.GetSignature(secret, canonicalizedMessage);
signature.Should().Be.Empty();
}
protected override Task <HttpResponseMessage> SendAsync(HttpRequestMessage request, System.Threading.CancellationToken cancellationToken)
{
request.Headers.Date = DateTime.UtcNow;
string signature = hmacb.GetSignature(appSecret, hmacb.GetCanonicalRepresentation(request));
request.Headers.Authorization = new AuthenticationHeaderValue("ABS-H", string.Format("{0}:{1}", appKey, signature));
return(base.SendAsync(request, cancellationToken));
}
public void WhenSecretAndCanonicalAreValidThenUseSHA256AndBase64Encoded()
{
// valor de referencia tomado desde acá
//http://en.wikipedia.org/wiki/Hash-based_message_authentication_code
string secret = "key";
string canonicalizedMessage = "The quick brown fox jumps over the lazy dog";
var hmacBuilder = new ABServiciosHmacBuilder();
string signature = hmacBuilder.GetSignature(secret, canonicalizedMessage);
var hex = "f7bc83f430538424b13298e6aa6fb143ef4d59a14946175997479dbc2d1a3cd8";
var hexBytes = Enumerable.Range(0, hex.Length)
.Where(x => x % 2 == 0)
.Select(x => Convert.ToByte(hex.Substring(x, 2), 16))
.ToArray();
var base64Encoded = Convert.ToBase64String(hexBytes);
signature.Should().Be(base64Encoded);
}
public void WhenSecretAndCanonicalAreNotEmptyThenNoEmpty()
{
var hmacBuilder = new ABServiciosHmacBuilder();
hmacBuilder.GetSignature("something", "something").Should().Not.Be.Empty();
}