public void GivenClaimsPrincipal_AndIdentityHasNameIdentifierClaim_WhenGetUserKey_ThenGetNameIdentifierClaimValue()
{
string expected = "this is the user key";
GenericIdentity identity = new GenericIdentity("whatever");
GenericPrincipal principal = new GenericPrincipal(identity, null);
identity.AddClaim(new Claim(ClaimTypes.NameIdentifier, expected));
string actual = EducationSecurityPrincipal.FindUserKey(principal);
Assert.AreEqual(expected, actual);
}
public void GivenNullClaimsPrincipal_WhenGetUserKey_ThenThrowException()
{
TestExtensions.ExpectException <ArgumentNullException>(() => EducationSecurityPrincipal.FindUserKey(null));
}