test

    public function testSlugifyDashSpace() {
        $faker = Faker\Factory::create();
        $faker->addProvider(new Faker\Provider\Lorem($faker));
        $str1 = $faker->word;
        $str2 = $faker->word;
        $this->assertEquals($str1.' '.$str2, TextHelper::slugifyDashSpace($str1.' '.$str2));
        Yii::$app->params['slugifyDashSpace'][Yii::$app->params['projectCode']] = true;
        $this->assertEquals($str1.' '.$str2, TextHelper::slugifyDashSpace($str1.'-'.$str2));
    }