AdamWathan\Form\Elements\Select::render PHP Method

    public function render()
    {
        return implode([sprintf('<select%s>', $this->renderAttributes()), $this->renderOptions(), '</select>']);
    }

 public function testSelectCanBeCreatedWithIntegerKeyValueOptions()
 {
     $select = new Select('color', array('0' => 'Red', '1' => 'Blue'));
     $expected = '<select name="color"><option value="0">Red</option><option value="1">Blue</option></select>';
     $result = $select->render();
     $this->assertEquals($expected, $result);
     $select = new Select('fruit', array('1' => 'Granny Smith', '0' => 'Blueberry'));
     $expected = '<select name="fruit"><option value="1">Granny Smith</option><option value="0">Blueberry</option></select>';
     $result = $select->render();
     $this->assertEquals($expected, $result);
 }