GmRelayBot/tests/GmRelay.Bot.Tests/Web/ShowcaseQueryTests.cs

using GmRelay.Bot.Features.Sessions.CreateSession;
using GmRelay.Shared.Domain;

namespace GmRelay.Bot.Tests.Web;

public sealed class ShowcaseQueryTests
{
    [Fact]
    public void RegisterFromShowcase_WhenUnlimitedSeats_ShouldReturnActive()
    {
        var status = SessionCapacityRules.DecideJoinStatus(maxPlayers: null, activeParticipants: 5);

        Assert.Equal(ParticipantRegistrationStatus.Active, status);
    }

    [Fact]
    public void RegisterFromShowcase_WhenOneFreeSeat_ShouldReturnActive()
    {
        var status = SessionCapacityRules.DecideJoinStatus(maxPlayers: 4, activeParticipants: 3);

        Assert.Equal(ParticipantRegistrationStatus.Active, status);
    }

    [Fact]
    public void RegisterFromShowcase_WhenExactlyAtCapacity_ShouldReturnWaitlisted()
    {
        var status = SessionCapacityRules.DecideJoinStatus(maxPlayers: 4, activeParticipants: 4);

        Assert.Equal(ParticipantRegistrationStatus.Waitlisted, status);
    }

    [Fact]
    public void RegisterFromShowcase_WhenOverCapacity_ShouldReturnWaitlisted()
    {
        var status = SessionCapacityRules.DecideJoinStatus(maxPlayers: 3, activeParticipants: 5);

        Assert.Equal(ParticipantRegistrationStatus.Waitlisted, status);
    }

    [Fact]
    public void RegisterFromShowcase_WhenZeroActiveAndZeroMax_ShouldReturnWaitlisted()
    {
        var status = SessionCapacityRules.DecideJoinStatus(maxPlayers: 0, activeParticipants: 0);

        Assert.Equal(ParticipantRegistrationStatus.Waitlisted, status);
    }

    [Fact]
    public void RegisterFromShowcase_WhenZeroActiveAndPositiveMax_ShouldReturnActive()
    {
        var status = SessionCapacityRules.DecideJoinStatus(maxPlayers: 1, activeParticipants: 0);

        Assert.Equal(ParticipantRegistrationStatus.Active, status);
    }
}