ap2i/tests/Unit/Service/Utils/StringsUtilsTest.php

<?php

namespace App\Tests\Unit\Service\Utils;

use App\Service\Utils\StringsUtils;
use PHPUnit\Framework\TestCase;

class StringsUtilsTest extends TestCase
{
    /**
     * @see StringsUtils::unquote()
     */
    public function testUnquote(): void
    {
        $this->assertEquals('foo', StringsUtils::unquote("'foo"));
    }

    /**
     * @see StringsUtils::camelToSnake()
     */
    public function testCamelToSnake(): void
    {
        $this->assertEquals('foo_bar', StringsUtils::camelToSnake('FooBar'));
        $this->assertEquals('foo-bar', StringsUtils::camelToSnake('FooBar', '-'));
        $this->assertEquals('foo_bar', StringsUtils::camelToSnake('fooBar'));
    }

    /**
     * @see StringsUtils::convertHtmlToText()
     */
    public function testConvertHtmlToText(): void
    {
        $this->assertEquals('Test contenu', (new StringsUtils())->convertHtmlToText('<table><tr><td>Test</td></tr></table> <br /><p>contenu</p>'));
    }

    /**
     * @see StringsUtils::elide()
     */
    public function testElide(): void
    {
        // Test normal truncation case - string longer than length
        $this->assertEquals('Hello...', StringsUtils::elide('Hello World!', 8));

        // Test case where string is shorter than length - no truncation
        $this->assertEquals('Hello', StringsUtils::elide('Hello', 10));

        // Test edge case with exact length
        $this->assertEquals('Hello', StringsUtils::elide('Hello', 6));

        // Test with empty string
        $this->assertEquals('', StringsUtils::elide('', 10));
    }

    /**
     * @see StringsUtils::elide()
     */
    public function testElideWithMultibyteCharacters(): void
    {
        // Test with UTF-8 multibyte characters
        $this->assertEquals('Héllo...', StringsUtils::elide('Héllo Wörld!', 8));
        $this->assertEquals('测试中...', StringsUtils::elide('测试中文字符串', 6));
        $this->assertEquals('🎉🎊🎈🎆🎇', StringsUtils::elide('🎉🎊🎈🎆🎇', 6));
    }

    /**
     * @see StringsUtils::elide()
     */
    public function testElideWithInvalidLength(): void
    {
        $this->expectException(\InvalidArgumentException::class);
        $this->expectExceptionMessage('Length must be greater than 5');

        StringsUtils::elide('Hello World!', 1);
    }

    /**
     * @see StringsUtils::elide()
     */
    public function testElideWithLongString(): void
    {
        $longString = str_repeat('A', 1000);
        $result = StringsUtils::elide($longString, 50);

        $this->assertEquals(50, mb_strlen($result)); // 47 + 3 dots
        $this->assertTrue(str_ends_with($result, '...'));
        $this->assertEquals(str_repeat('A', 47).'...', $result);
    }
}