<?php

declare(strict_types=1);

namespace Tests\Unit;

use Carbon\CarbonImmutable;
use Tests\TestCase;

class FrozenNowProviderTest extends TestCase
{
    protected function tearDown(): void
    {
        putenv('APP_FROZEN_NOW');
        unset($_ENV['APP_FROZEN_NOW'], $_SERVER['APP_FROZEN_NOW']);
        CarbonImmutable::setTestNow();

        parent::tearDown();
    }

    public function test_app_frozen_now_freezes_clock_outside_production(): void
    {
        putenv('APP_FROZEN_NOW=2026-03-15T12:00:00-03:00');
        $_ENV['APP_FROZEN_NOW'] = '2026-03-15T12:00:00-03:00';
        $_SERVER['APP_FROZEN_NOW'] = '2026-03-15T12:00:00-03:00';

        $this->refreshApplication();

        $this->assertTrue(CarbonImmutable::hasTestNow());
        $this->assertSame(
            '2026-03-15T12:00:00-03:00',
            CarbonImmutable::now()->toIso8601String(),
        );
    }

    public function test_missing_app_frozen_now_does_not_freeze_clock(): void
    {
        putenv('APP_FROZEN_NOW');
        unset($_ENV['APP_FROZEN_NOW'], $_SERVER['APP_FROZEN_NOW']);

        $this->refreshApplication();

        $this->assertFalse(CarbonImmutable::hasTestNow());
    }
}