<?php

namespace Tests\Unit\Services\ClassPreparation;

use App\Services\ClassPreparation\ClassPreparationAdjustmentService;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Illuminate\Support\Facades\DB;
use Tests\TestCase;

class ClassPreparationAdjustmentServiceTest extends TestCase
{
    use RefreshDatabase;

    public function test_apply_adjustments_updates_counts(): void
    {
        DB::table('class_prep_adjustments')->insert([
            'class_section_id' => 101,
            'item_name' => 'Small Table',
            'adjustment' => 2,
            'school_year' => '2025-2026',
            'adjustable' => 1,
        ]);

        $service = new ClassPreparationAdjustmentService();
        [$items, $adjMap] = $service->applyAdjustments(['Small Table' => 1], '101', '2025-2026');

        $this->assertSame(3, $items['Small Table']);
        $this->assertSame(2, $adjMap['Small Table']);
    }
}
