respect-validation/tests/unit/Rules/LanguageCodeTest.php

<?php

/*
 * Copyright (c) Alexandre Gomes Gaigalas <alganet@gmail.com>
 * SPDX-License-Identifier: MIT
 */

declare(strict_types=1);

namespace Respect\Validation\Rules;

use Respect\Validation\Exceptions\ComponentException;
use Respect\Validation\Test\RuleTestCase;

/**
 * @group rule
 *
 * @covers \Respect\Validation\Rules\AbstractEnvelope
 * @covers \Respect\Validation\Rules\LanguageCode
 *
 * @author Danilo Benevides <danilobenevides01@gmail.com>
 * @author Emmerson Siqueira <emmersonsiqueira@gmail.com>
 * @author Henrique Moody <henriquemoody@gmail.com>
 */
final class LanguageCodeTest extends RuleTestCase
{
    /**
     * {@inheritDoc}
     */
    public function providerForValidInput(): array
    {
        $sutAlpha2 = new LanguageCode(LanguageCode::ALPHA2);
        $sutAlpha3 = new LanguageCode(LanguageCode::ALPHA3);

        return [
            'alpha-2: en' => [$sutAlpha2, 'en'],
            'alpha-2: it' => [$sutAlpha2, 'it'],
            'alpha-2: la' => [$sutAlpha2, 'la'],
            'alpha-2: pt' => [$sutAlpha2, 'pt'],
            'alpha-3: eng' => [$sutAlpha3, 'eng'],
            'alpha-3: ita' => [$sutAlpha3, 'ita'],
            'alpha-3: lat' => [$sutAlpha3, 'lat'],
            'alpha-3: por' => [$sutAlpha3, 'por'],
        ];
    }

    /**
     * {@inheritDoc}
     */
    public function providerForInvalidInput(): array
    {
        $sutAlpha2 = new LanguageCode(LanguageCode::ALPHA2);
        $sutAlpha3 = new LanguageCode(LanguageCode::ALPHA3);

        return [
            'alpha-2: alpha-3 code' => [$sutAlpha2, 'por'],
            'alpha-2: boolean' => [$sutAlpha2, false],
            'alpha-2: empty array' => [$sutAlpha2, []],
            'alpha-2: empty' => [$sutAlpha2, ''],
            'alpha-2: null' => [$sutAlpha2, null],
            'alpha-3: alpha-2 code' => [$sutAlpha3, 'pt'],
            'alpha-3: boolean' => [$sutAlpha3, true],
            'alpha-3: empty array' => [$sutAlpha3, []],
            'alpha-3: empty' => [$sutAlpha3, ''],
            'alpha-3: null' => [$sutAlpha3, ''],
        ];
    }

    /**
     * @test
     */
    public function itShouldThrowAnExceptionWhenSetIsInvalid(): void
    {
        $this->expectExceptionObject(new ComponentException('"foo" is not a valid language set for ISO 639'));

        new LanguageCode('foo');
    }
}