ArrayFirstTransformerTest.php

<?php

declare(strict_types=1);

/*
 * This file is part of the CleverAge/ProcessBundle package.
 *
 * Copyright (c) Clever-Age
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace CleverAge\ProcessBundle\Tests\Transformer\Array;

use CleverAge\ProcessBundle\Transformer\Array\ArrayFirstTransformer;
use PHPUnit\Framework\TestCase;
use Symfony\Component\OptionsResolver\OptionsResolver;

#[\PHPUnit\Framework\Attributes\CoversClass(ArrayFirstTransformer::class)]
#[\PHPUnit\Framework\Attributes\CoversMethod(ArrayFirstTransformer::class, 'transform')]
#[\PHPUnit\Framework\Attributes\CoversMethod(ArrayFirstTransformer::class, 'getCode')]
#[\PHPUnit\Framework\Attributes\CoversMethod(ArrayFirstTransformer::class, 'configureOptions')]
class ArrayFirstTransformerTest extends TestCase
{
    public function testTransformReturnsFirstElementIfIterableAndAllowed(): void
    {
        $transformer = new ArrayFirstTransformer();
        $value = [1, 2, 3];
        $options = ['allow_not_iterable' => false];

        $result = $transformer->transform($value, $options);

        $this->assertEquals(1, $result);
    }

    public function testTransformReturnsValueIfNotIterableAndAllowed(): void
    {
        $this->expectException(\TypeError::class);

        $transformer = new ArrayFirstTransformer();
        $value = 'not_iterable_value';
        $options = ['allow_not_iterable' => true];

        $result = $transformer->transform($value, $options);

        $this->assertEquals('not_iterable_value', $result);
    }

    public function testTransformThrowsExceptionIfNotIterableAndNotAllowed(): void
    {
        $transformer = new ArrayFirstTransformer();
        $value = 'not_iterable_value';
        $options = ['allow_not_iterable' => false];

        $result = $transformer->transform($value, $options);

        $this->assertEquals($value, $result);
    }

    public function testGetCodeReturnsCorrectCode(): void
    {
        $transformer = new ArrayFirstTransformer();

        $code = $transformer->getCode();

        $this->assertEquals('array_first', $code);
    }

    public function testConfigureOptionsSetsDefaultOptions(): void
    {
        $resolver = new OptionsResolver();
        $transformer = new ArrayFirstTransformer();

        $transformer->configureOptions($resolver);
        $resolvedOptions = $resolver->resolve();

        $this->assertEquals(['allow_not_iterable' => false], $resolvedOptions);
    }
}