JpnForPhp\Tests\Helper\HelperTest::testExtractKatakanaWithLengthEqualsNAndYoonTrue PHP Method

    public function testExtractKatakanaWithLengthEqualsNAndYoonTrue()
    {
        $result = Helper::extractKatakana('ジョオと申します', 2, true);
        $this->assertSame(array('ジョオ'), $result);
    }