Pheasant\Tests\CollectionTest::testSelectColumn PHP Метод

    public function testSelectColumn()
    {
        $results = Animal::find()->select('type')->column('type')->toArray();
        $this->assertEquals(array('llama', 'frog', 'frog'), $results);
        $results = Animal::find()->select('type')->column('type')->unique();
        $this->assertEquals(array('llama', 'frog'), $results);
    }