using Microsoft.Extensions.Options;
using ZB.MOM.WW.Configuration;

namespace ZB.MOM.WW.Configuration.Tests;

public sealed class OptionsValidatorBaseTests
{
    private sealed class SampleOptions
    {
        public int Port { get; set; }
        public string? Name { get; set; }
    }

    private sealed class SampleValidator : OptionsValidatorBase<SampleOptions>
    {
        protected override void Validate(ValidationBuilder v, SampleOptions o)
        {
            v.Port(o.Port, "Sample:Port");
            v.Required(o.Name, "Sample:Name");
        }
    }

    [Fact]
    public void Success_when_clean()
    {
        var r = new SampleValidator().Validate(null, new SampleOptions { Port = 8080, Name = "ok" });
        Assert.True(r.Succeeded);
    }

    [Fact]
    public void Fails_and_reports_all_failures()
    {
        var r = new SampleValidator().Validate(null, new SampleOptions { Port = 0, Name = "" });
        Assert.True(r.Failed);
        Assert.Equal(2, r.Failures!.Count());
    }
}