using MeterVault.Infrastructure.Dashboard;

namespace MeterVault.Integration.Tests;

/// <summary>
/// The dashboard's empty state names the first missing step of the cost setup. Pure, so no Docker.
/// </summary>
public sealed class CostSetupTests
{
    [Fact]
    public void A_fresh_instance_starts_with_a_meter() =>
        Assert.Equal(CostSetupGap.NoMeters, new CostSetup(false, false, false, false, false).FirstGap);

    [Fact]
    public void The_steps_are_reported_in_setup_order()
    {
        Assert.Equal(CostSetupGap.NoCategories, new CostSetup(true, false, false, false, false).FirstGap);
        Assert.Equal(CostSetupGap.NoMembers, new CostSetup(true, true, false, false, false).FirstGap);
        Assert.Equal(CostSetupGap.NoTariffs, new CostSetup(true, true, true, false, false).FirstGap);
        Assert.Equal(CostSetupGap.None, new CostSetup(true, true, true, true, false).FirstGap);
    }

    [Fact]
    public void Manual_costs_stand_in_for_meters_only_where_there_are_none()
    {
        Assert.Equal(CostSetupGap.None, new CostSetup(false, true, false, false, true).FirstGap);
        Assert.Equal(CostSetupGap.NoCategories, new CostSetup(false, false, false, false, true).FirstGap);

        // Old manual costs do not hide what the meters are missing.
        Assert.Equal(CostSetupGap.NoMembers, new CostSetup(true, true, false, false, true).FirstGap);
        Assert.Equal(CostSetupGap.NoTariffs, new CostSetup(true, true, true, false, true).FirstGap);
    }
}