JpnForPhp\Tests\Helper\HelperTest::testExtractKatakanaWhenMixedCharacters PHP 메소드

    public function testExtractKatakanaWhenMixedCharacters()
    {
        $result = Helper::extractKatakana($this->mixCharacters);
        $this->assertSame(array('ジョオ'), $result);
    }