using Koogle.Infrastructure.Identity;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.Mvc.Testing;
using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.DependencyInjection.Extensions;
using KoogleApp.Data;

namespace Koogle.Tests.Integration;

/// <summary>
/// Custom WebApplicationFactory for integration testing.
/// Uses the Web project's Program class via assembly reference.
/// </summary>
/// <remarks>
/// To use this fixture, add `[assembly: InternalsVisibleTo("Koogle.Tests")]`
/// to the Koogle.Web project, or expose Program class publicly.
/// Alternatively, use the standalone integration test approach below.
/// </remarks>
public class StandaloneIntegrationTestBase : IAsyncLifetime
{
    protected AppDbContext Context { get; private set; } = null!;

    public Task InitializeAsync()
    {
        var options = new DbContextOptionsBuilder<AppDbContext>()
            .UseInMemoryDatabase($"TestDb_{Guid.NewGuid()}")
            .Options;

        Context = new AppDbContext(options);
        return Task.CompletedTask;
    }

    public async Task DisposeAsync()
    {
        await Context.DisposeAsync();
    }
}

/// <summary>
/// Collection fixture for sharing test database across integration tests.
/// </summary>
[CollectionDefinition("Integration")]
public class IntegrationTestCollection : ICollectionFixture<StandaloneIntegrationTestBase>
{
}