namespace ZB.MOM.WW.ScadaBridge.DataConnectionLayer.Tests;

/// <summary>Gitea #121: validation of the OPC UA application identity options.</summary>
public class OpcUaGlobalOptionsValidatorTests
{
    private static bool Valid(OpcUaGlobalOptions o) => new OpcUaGlobalOptionsValidator().Validate(null, o).Succeeded;

    /// <summary>Defaults (blank URI, 24-month lifetime) are valid.</summary>
    [Fact]
    public void Defaults_AreValid() => Assert.True(Valid(new OpcUaGlobalOptions()));

    /// <summary>An explicit urn ApplicationUri is accepted; a relative one is not.</summary>
    [Theory]
    [InlineData("urn:site-a-node-a:ScadaBridge-DCL", true)]
    [InlineData("not a uri", false)]
    public void ApplicationUri_MustBeAbsolute(string uri, bool expected) =>
        Assert.Equal(expected, Valid(new OpcUaGlobalOptions { ApplicationUri = uri }));

    /// <summary>Certificate lifetime is bounded to 1–600 months.</summary>
    [Theory]
    [InlineData(0, false)]
    [InlineData(1, true)]
    [InlineData(600, true)]
    [InlineData(601, false)]
    public void Lifetime_IsBounded(int months, bool expected) =>
        Assert.Equal(expected, Valid(new OpcUaGlobalOptions { ApplicationCertificateLifetimeMonths = months }));
}