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Added test case for different encodings

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This commit is contained in:
Thorsten Sommer 2020-01-04 14:24:06 +01:00
parent 9a78bff723
commit 807cd39192
1 changed files with 34 additions and 0 deletions
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34
Ed25519 Tests/SignerTests.cs
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@ -88,6 +88,40 @@ namespace Ed25519_Tests
Assert.That(signatureOriginal.ToArray(), Is.Not.EqualTo(signatureAltered.ToArray()));
}
[Test]
public void TestSigner06()
{
var messageOriginal = Encoding.ASCII.GetBytes("This is a test message.");
var privateKey = new Span<byte>(new byte[32]);
RandomNumberGenerator.Create().GetBytes(privateKey);
var publicKey = privateKey.ExtractPublicKey();
var signatureOriginal = Signer.Sign(messageOriginal, privateKey, publicKey);
var messageAltered = Encoding.UTF32.GetBytes("This is a test message.");
var signatureAltered = Signer.Sign(messageAltered, privateKey, publicKey);
// Two equal messages with different encoding must produce different signatures:
Assert.That(signatureOriginal.ToArray(), Is.Not.EqualTo(signatureAltered.ToArray()));
}
[Test]
public void TestSigner07()
{
var messageOriginal = Encoding.ASCII.GetBytes("This is a test message with umlauts äöü.");
var privateKey = new Span<byte>(new byte[32]);
RandomNumberGenerator.Create().GetBytes(privateKey);
var publicKey = privateKey.ExtractPublicKey();
var signatureOriginal = Signer.Sign(messageOriginal, privateKey, publicKey);
var messageAltered = Encoding.UTF8.GetBytes("This is a test message with umlauts äöü.");
var signatureAltered = Signer.Sign(messageAltered, privateKey, publicKey);
// Two equal messages with different encoding must produce different signatures:
Assert.That(signatureOriginal.ToArray(), Is.Not.EqualTo(signatureAltered.ToArray()));
}
// See https://tools.ietf.org/html/rfc8032#section-7.1
[Test]
public void TestRFC8032Test01()