<?php

use App\Models\MasterImage;
use Illuminate\Support\Facades\Storage;

it('validates and maps pixel selection to cell units', function () {
    // Ensure a master image exists so config and storage are stable
    MasterImage::create(['path' => 'master.png', 'version' => 1]);

    $payload = [
        'x' => 50,
        'y' => 40,
        'w' => 60,
        'h' => 40,
        'offsetX' => 10,
        'offsetY' => 20,
    ];

    $response = $this->postJson('/api/grid/validate-selection', $payload);

    $response->assertSuccessful();
    $json = $response->json('selection');

    expect($json['x'])->toBe(2);
    expect($json['y'])->toBe(1);
    expect($json['w'])->toBe(3);
    expect($json['h'])->toBe(2);
});