Jyxo\StringUtilTest::checkStringWordCut PHP Метод

    private function checkStringWordCut(string $string, int $max = 8, string $etc = '...') : string
    {
        $cut = StringUtil::cutWords($string, $max, $etc);
        // … has length of 1
        $cut2 = strtr(html_entity_decode($cut, ENT_COMPAT, 'utf-8'), ['…' => '.']);
        $words = preg_split('~\\s+~', $string);
        $trimmedWords = preg_split('~\\s+~', $cut2);
        $this->assertEquals(count($trimmedWords), count($words));
        foreach ($words as $i => $word) {
            if (mb_strlen($word, 'utf-8') <= $max) {
                $this->assertEquals($word, $trimmedWords[$i], 'Word trimmed even though it was short enough');
            } else {
                $this->assertLessThanOrEqual($max, mb_strlen($trimmedWords[$i], 'utf-8'));
                $this->assertRegExp('~' . preg_quote($etc === '&hellip;' ? '.' : $etc) . '$~', $trimmedWords[$i], 'String does not end with ' . $etc);
            }
        }
        return $cut;
    }