using ImportAssist.Core;
using Xunit;

namespace ImportAssist.Core.Tests;

public sealed class InvoiceAnalysisValidatorTests
{
    [Theory]
    [InlineData(null, true)]
    [InlineData("INV-001", true)]
    [InlineData("", false)]
    [InlineData(" ", false)]
    [InlineData("\t", false)]
    [InlineData("\r\n", false)]
    public void Validate_ChecksInvoiceIdContract(
        string? invoiceId,
        bool expectedValid)
    {
        var analysis = new InvoiceAnalysis(
            Summary: "Testanalyse",
            Findings:
            [
                new AnalysisFinding(
                    LineNumber: 6,
                    InvoiceId: invoiceId,
                    RuleId: "INV-004",
                    Description: "Betrag muss größer als null sein.",
                    NextCheck: "Originalbetrag anhand des Belegs prüfen.",
                    MissingInformation: ["Originalbetrag"])
            ],
            Limitations: []);

        var errors = InvoiceAnalysisValidator.Validate(analysis);

        if (expectedValid)
            Assert.Empty(errors);
        else
            Assert.Single(errors);
    }
}