data-transfer-object/tests/DataObject/DataObjectTest.php

<?php

namespace Tests\DataObject;

use Icefox\DTO\Attributes\FromInput;
use Icefox\DTO\Attributes\FromRouteParameter;
use Icefox\DTO\Factories\DataObjectFactory;
use Illuminate\Support\Collection;
use Psr\Log\NullLogger;

readonly class Element
{
    public function __construct(public int $value) {}
}

readonly class Node
{
    public function __construct(public Element $element) {}
}

test('basic nested object', function () {
    $input = DataObjectFactory::mapInput(Node::class, ['element' => ['value' => 1 ] ], [], new NullLogger());
    expect($input)->toBe(['element' => ['value' => 1]]);
});

readonly class MappedElement
{
    public function __construct(#[FromInput('name')] public int $value) {}
}

readonly class MappedNode
{
    public function __construct(public MappedElement $element) {}
}

test('basic nested input map', function () {
    $input = DataObjectFactory::mapInput(MappedNode::class, ['element' => ['name' => 1 ] ], [], new NullLogger());
    expect($input)->toBe(['element' => ['value' => 1]]);
});

readonly class MappedCollectionItem
{
    public function __construct(#[FromInput('id_item')] public int $idItem) {}
}

readonly class MappedCollectionRoot
{
    /**
     * @param Collection<int, MappedCollectionItem> $items
     */
    public function __construct(public string $text, #[FromInput('data')] public Collection $items) {}
}

test('using from input nested', function () {
    $mapped = DataObjectFactory::mapInput(MappedCollectionRoot::class, [
        'text' => 'abc',
        'data' => [
            [ 'id_item' => 1 ],
            [ 'id_item' => 2 ],
            [ 'id_item' => 4 ],
            [ 'id_item' => 8 ],
        ],
    ], [], new NullLogger());

    expect($mapped)->toBe([
        'text' => 'abc',
        'items' => [
            [ 'idItem' => 1 ],
            [ 'idItem' => 2 ],
            [ 'idItem' => 4 ],
            [ 'idItem' => 8 ],
        ],
    ]);
});

readonly class CollectionRoot
{
    /**
     * @param Collection<int, MappedCollectionItem> $items
     */
    public function __construct(public string $text, public Collection $items) {}
}

test('using from input', function () {
    $mapped = DataObjectFactory::mapInput(MappedCollectionRoot::class, [
        'text' => 'abc',
        'items' => [
            [ 'id_item' => 1 ],
            [ 'id_item' => 2 ],
            [ 'id_item' => 4 ],
            [ 'id_item' => 8 ],
        ],
    ], [], new NullLogger());

    expect($mapped)->toBe([
        'text' => 'abc',
        'items' => [
            [ 'idItem' => 1 ],
            [ 'idItem' => 2 ],
            [ 'idItem' => 4 ],
            [ 'idItem' => 8 ],
        ],
    ]);
});

readonly class AnnotatedArrayItem
{
    public function __construct(#[FromInput('name')] public float $value) {}
}

readonly class AnnotatedArray
{
    /**
     * @param array<int,AnnotatedArrayItem> $items
     */
    public function __construct(public array $items) {}
}

test('annotated array', function () {
    $mapped = DataObjectFactory::mapInput(
        AnnotatedArray::class,
        ['items' => [['name' => 1], ['name' => 2]]],
        [],
        new NullLogger(),
    );

    expect($mapped)->toBe(['items' => [['value' => 1], ['value' => 2]]]);
});

test('route parameter priority over from input', function () {
    $dto = new class (123) {
        public function __construct(
            #[FromRouteParameter('user_id')]
            #[FromInput('user_id')]
            public int $id,
        ) {}
    };

    $result = DataObjectFactory::mapInput(
        $dto::class,
        ['user_id' => 456],
        ['user_id' => 123],
        new \Psr\Log\NullLogger(),
    );

    expect($result['id'])->toBe(123);
});

test('multiple route parameters', function () {
    $dto = new class (45, 89, 'A') {
        public function __construct(
            #[FromRouteParameter('course_id')]
            public int $courseId,
            #[FromRouteParameter('student_id')]
            public int $studentId,
            #[FromInput('grade')]
            public string $grade,
        ) {}
    };

    $result = DataObjectFactory::mapInput(
        $dto::class,
        ['grade' => 'A'],
        ['course_id' => 45, 'student_id' => 89],
        new \Psr\Log\NullLogger(),
    );

    expect($result['courseId'])->toBe(45)
        ->and($result['studentId'])->toBe(89)
        ->and($result['grade'])->toBe('A');
});

test('route parameter with nested object', function () {
    $addressDto = new class ('Main St') {
        public function __construct(public string $street) {}
    };

    $dto = new class (123, $addressDto) {
        public function __construct(
            #[FromRouteParameter('user_id')]
            public int $userId,
            public $address,
        ) {}
    };

    $result = DataObjectFactory::mapInput(
        $dto::class,
        ['user_id' => 456, 'address' => ['street' => 'Main St']],
        ['user_id' => 123],
        new \Psr\Log\NullLogger(),
    );

    expect($result['userId'])->toBe(123)
        ->and($result['address']['street'])->toBe('Main St');
});