using SGU.AuthBroker.Core.Identity;
using Xunit;

namespace SGU.AuthBroker.Core.Tests;

public sealed class UserIdentityClassifierTests
{
    [Theory]
    [InlineData("DO123456", "DO123456", InstitutionalRole.Professor)]
    [InlineData("al000001", "AL000001", InstitutionalRole.Student)]
    [InlineData("LCI\\AD654321", "AD654321", InstitutionalRole.Administrative)]
    [InlineData("do123456@lci.lasalle.mx", "DO123456", InstitutionalRole.Professor)]
    public void MapsPrefixesToExpectedRoles(string input, string expectedUserName, InstitutionalRole expectedRole)
    {
        Assert.True(UserIdentityClassifier.TryParse(input, out UserIdentity? identity));
        Assert.NotNull(identity);
        Assert.Equal(expectedUserName, identity.UserName);
        Assert.Equal(expectedRole, identity.Role);
    }

    [Theory]
    [InlineData("")]
    [InlineData("XX123456")]
    [InlineData("DO12345")]
    [InlineData("AL1234567")]
    [InlineData("AD12A456")]
    public void RejectsUnknownOrMalformedUserNames(string input)
    {
        Assert.False(UserIdentityClassifier.TryParse(input, out _));
    }
}