<?php

namespace Tests\Unit\Services\Semesters;

use App\Services\Semesters\SemesterConfigService;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Illuminate\Support\Facades\DB;
use Tests\TestCase;

class SemesterConfigServiceTest extends TestCase
{
    use RefreshDatabase;

    public function test_reads_dates_from_configuration(): void
    {
        DB::table('configuration')->insert([
            ['id' => 1, 'config_key' => 'fall_semester_start', 'config_value' => '2025-09-01'],
            ['id' => 2, 'config_key' => 'spring_semester_start', 'config_value' => '2026-01-20'],
            ['id' => 3, 'config_key' => 'last_school_day', 'config_value' => '2026-06-01'],
        ]);

        $service = new SemesterConfigService();
        $this->assertSame('2025-09-01', $service->getFallStart()?->format('Y-m-d'));
        $this->assertSame('2026-01-20', $service->getSpringStart()?->format('Y-m-d'));
        $this->assertSame('2026-06-01', $service->getLastSchoolDay()?->format('Y-m-d'));
    }
}