food-market/tests/food-market.UnitTests/WeightedBarcodeTests.cs

using FluentAssertions;
using foodmarket.Domain.Organizations;
using foodmarket.Shared.Barcodes;
using Xunit;

namespace foodmarket.UnitTests;

public class WeightedBarcodeTests
{
    [Fact]
    public void Normal_barcode_passes_through()
    {
        var r = WeightedBarcode.Parse("4870204010101");
        r.IsWeighted.Should().BeFalse();
        r.Lookup.Should().Be("4870204010101");
        r.WeightKg.Should().BeNull();
        r.Price.Should().BeNull();
    }

    [Fact]
    public void Weight_prefix_extracts_plu_and_kg()
    {
        // 21 | 12345 | 01500 | K → PLU 12345, вес 1.500 кг
        var r = WeightedBarcode.Parse("2112345015007");
        r.IsWeighted.Should().BeTrue();
        r.ValueKind.Should().Be(WeightedValueKind.WeightKg);
        r.Lookup.Should().Be("12345");
        r.WeightKg.Should().Be(1.500m);
        r.Price.Should().BeNull();
    }

    [Fact]
    public void Price_prefix_extracts_plu_and_price()
    {
        // 25 | 54321 | 12345 | K → PLU 54321, цена 123.45
        var r = WeightedBarcode.Parse("2554321123456");
        r.IsWeighted.Should().BeTrue();
        r.ValueKind.Should().Be(WeightedValueKind.Price);
        r.Lookup.Should().Be("54321");
        r.Price.Should().Be(123.45m);
        r.WeightKg.Should().BeNull();
    }

    [Fact]
    public void Disabled_settings_treats_weighted_as_plain()
    {
        var settings = WeightedBarcodeSettings.Default with { Enabled = false };
        var r = WeightedBarcode.Parse("2112345015007", settings);
        r.IsWeighted.Should().BeFalse();
        r.Lookup.Should().Be("2112345015007");
    }

    [Fact]
    public void Custom_prefixes_and_code_digits_honored()
    {
        // Префикс 28 как весовой, код 6 цифр: 28 | 123456 | 999 | K
        var settings = WeightedBarcodeSettings.Create(
            enabled: true, weightCsv: "28", priceCsv: "", codeDigits: 6);
        var r = WeightedBarcode.Parse("2812345699990", settings);
        r.IsWeighted.Should().BeTrue();
        r.ValueKind.Should().Be(WeightedValueKind.WeightKg);
        r.Lookup.Should().Be("123456");
        // value digits = остаток до контрольной: позиции 8..11 = "9999" → 9.999 кг
        r.WeightKg.Should().Be(9.999m);
    }

    [Fact]
    public void Create_from_csv_defaults_on_blank()
    {
        var s = WeightedBarcodeSettings.Create(true, null, "", 0);
        s.WeightPrefixes.Should().Contain(new[] { 20, 21, 22, 23, 24 });
        s.PricePrefixes.Should().Contain(new[] { 25, 26, 27, 28, 29 });
        s.CodeDigits.Should().Be(5);
    }
}

public class RolePermissionsEffectiveTests
{
    [Fact]
    public void SuperAdmin_gets_everything_even_in_simple_mode()
    {
        var p = RolePermissions.Effective(null, isSuperAdmin: true, isAdmin: false, advancedMode: false);
        p["ProductsEdit"].Should().BeTrue();
        p["DemandsView"].Should().BeTrue("SuperAdmin обходит простой режим");
        p["MoneyEdit"].Should().BeTrue();
    }

    [Fact]
    public void Admin_in_simple_mode_loses_advanced_only()
    {
        var p = RolePermissions.Effective(null, isSuperAdmin: false, isAdmin: true, advancedMode: false);
        p["ProductsEdit"].Should().BeTrue("базовые права у Admin есть");
        p["DemandsView"].Should().BeFalse("advanced-only скрыт в простом режиме");
        p["TransferEdit"].Should().BeFalse();
        p["PriceTypesManage"].Should().BeFalse();
        p["StocksView"].Should().BeTrue("не advanced-only");
    }

    [Fact]
    public void Admin_in_advanced_mode_keeps_advanced()
    {
        var p = RolePermissions.Effective(null, isSuperAdmin: false, isAdmin: true, advancedMode: true);
        p["DemandsView"].Should().BeTrue();
        p["LoyaltyManage"].Should().BeTrue();
    }

    [Fact]
    public void Plain_role_reflects_its_flags_and_mode()
    {
        var role = new RolePermissions { ProductsView = true, StocksView = true, DemandsView = true };
        var simple = RolePermissions.Effective(role, false, false, advancedMode: false);
        simple["ProductsView"].Should().BeTrue();
        simple["StocksView"].Should().BeTrue();
        simple["DemandsView"].Should().BeFalse("advanced-only в простом режиме");
        simple["ProductsEdit"].Should().BeFalse("флаг не выдан роли");

        var advanced = RolePermissions.Effective(role, false, false, advancedMode: true);
        advanced["DemandsView"].Should().BeTrue();
    }
}