public async void When_digest_is_null_Then_it_fails_with_a_useful_message()
{
var keyVaultAgent = new KeyVaultAgent();
Action sign = () => keyVaultAgent.Sign(null).Wait();
sign
.ShouldThrow<ArgumentNullException>("Because a digest must be provided.")
.WithMessage("Value cannot be null.\r\nParameter name: digest");
}
public async void When_digest_has_32_bytes_the_response_has_256_bytes()
{
Settings.Precedence = new[] {"test"};
var keyVaultAgent = new KeyVaultAgent();
var response = await keyVaultAgent.Sign(Any.Sequence(x => Any.Byte(), 32).ToArray());
response
.Should().HaveCount(256, "Because that is the length of an RSA256 signed digest");
}
public async void When_digest_has_more_or_less_than_32_bytes_Then_it_fails_with_a_useful_message()
{
var keyVaultAgent = new KeyVaultAgent();
var byteCount = Any.Int(0, 1024);
if (byteCount == 32) byteCount += Any.Int(1, 1024);
Action sign = () => { keyVaultAgent.Sign(new byte[byteCount]).Wait(); };
sign
.ShouldThrow<ArgumentException>("Because only 32 bit digests are accepted by RSA256")
.WithMessage("The value must have 32 bytes\r\nParameter name: digest");
}