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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using NUnit.Framework;
namespace TwoStepsAuthenticator.UnitTests {
[TestFixture]
public class TimeAuthenticatorTests {
private MockUsedCodesManager mockUsedCodesManager { get; set; }
[SetUp]
public void SetUp() {
this.mockUsedCodesManager = new MockUsedCodesManager();
}
[Test]
public void CreateKey() {
var authenticator = new TimeAuthenticator(usedCodeManager: mockUsedCodesManager);
var secret = Authenticator.GenerateKey();
var code = authenticator.GetCode(secret);
Assert.IsTrue(authenticator.CheckCode(secret, code), "Generated Code doesn't verify");
}
[Test]
public void Uses_usedCodesManager() {
var date = new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc);
var authenticator = new TimeAuthenticator(() => date, usedCodeManager: mockUsedCodesManager);
var secret = Authenticator.GenerateKey();
var code = authenticator.GetCode(secret);
authenticator.CheckCode(secret, code);
Assert.AreEqual(mockUsedCodesManager.LastChallenge, 0uL);
Assert.AreEqual(mockUsedCodesManager.LastCode, code);
}
// Test Vectors from http://tools.ietf.org/html/rfc6238#appendix-B have all length 8. We want a length of 6.
// This Test Vectors are from a Ruby implementation. They work with the Google Authentificator app.
[TestCase("DRMK64PPMMC7TDZF", "2013-12-04 18:33:01 +0100", "661188")]
[TestCase("EQOGSM3XZUH6SE2Y", "2013-12-04 18:34:56 +0100", "256804")]
[TestCase("4VU7EQACVDMFJSBG", "2013-12-04 18:36:16 +0100", "800872")]
public void VerifyKeys(string secret, string timeString, string code) {
var date = DateTime.Parse(timeString);
var authenticator = new TimeAuthenticator(() => date, usedCodeManager: mockUsedCodesManager);
Assert.IsTrue(authenticator.CheckCode(secret, code));
}
[Test]
public void VerifyUsedTime() {
var date = DateTime.Parse("2013-12-05 17:23:50 +0100");
var authenticator = new TimeAuthenticator(() => date, usedCodeManager: mockUsedCodesManager);
DateTime usedTime;
Assert.True(authenticator.CheckCode("H22Q7WAMQYFZOJ2Q", "696227", out usedTime));
// 17:23:50 - 30s
Assert.AreEqual(usedTime.Hour, 17);
Assert.AreEqual(usedTime.Minute, 23);
Assert.AreEqual(usedTime.Second, 20);
}
}
}
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