<?php

declare(strict_types=1);

namespace Tests\Unit\Traffic;

use App\Services\Traffic\BotClassifier;
use App\Services\Traffic\OnlineVisitorRepository;
use Illuminate\Support\Facades\Redis;
use Tests\TestCase;

final class OnlineVisitorIndexReadTest extends TestCase
{
    public function test_all_uses_sscan_and_never_smembers(): void
    {
        Redis::shouldReceive('sscan')
            ->once()
            ->andReturn([0, ['visitor-a', 'visitor-b']]);
        Redis::shouldReceive('get')->twice()->andReturn(null);
        Redis::shouldReceive('srem')->once();
        Redis::shouldReceive('smembers')->never();

        $repository = new OnlineVisitorRepository(app(BotClassifier::class));
        $records = $repository->all();

        $this->assertSame([], $records);
    }

    public function test_source_does_not_call_smembers_on_the_presence_index(): void
    {
        $source = file_get_contents(base_path('app/Services/Traffic/OnlineVisitorRepository.php'));

        $this->assertNotFalse($source);
        $this->assertStringNotContainsString('smembers', strtolower($source));
        $this->assertStringContainsString('sscan', strtolower($source));
    }
}