endtoend-test-psl/tests/Psl/Str/Grapheme/ContainsTest.php

<?php

declare(strict_types=1);

namespace Psl\Tests\Str\Grapheme;

use PHPUnit\Framework\TestCase;
use Psl\Str\Grapheme;

final class ContainsTest extends TestCase
{
    /**
     * @dataProvider provideData
     */
    public function testContains(bool $expected, string $haystack, string $needle, int $offset = 0): void
    {
        static::assertSame($expected, Grapheme\contains($haystack, $needle, $offset));
    }

    public function provideData(): array
    {
        return [
            [
                true,
                'Hello, World',
                'Hello',
                0
            ],

            [
                false,
                'Hello, World',
                'world',
                0
            ],

            [
                true,
                'Hello, World',
                '',
                8
            ],

            [
                false,
                'hello, world',
                'hey',
                5
            ],

            [
                true,
                'azjezz',
                'az',
                0
            ],
            [
                false,
                'azjezz',
                'Az',
                2
            ],

            [
                true,
                'مرحبا بكم',
                'بكم',
                5
            ]
        ];
    }
}