repo_zf1Php7/tests/Zend/Controller/Action/HelperBroker/PriorityStackTest.php

<?php
// Call Zend_Controller_Action_HelperBrokerTest::main() if this source file is executed directly.
if (!defined("PHPUnit_MAIN_METHOD")) {
    define("PHPUnit_MAIN_METHOD", "Zend_Controller_Action_HelperBrokerTest::main");
}

require_once dirname(__FILE__) . '/../../../../TestHelper.php';

require_once 'Zend/Controller/Action/HelperBroker.php';
require_once 'Zend/Controller/Action/Helper/ViewRenderer.php';
require_once 'Zend/Controller/Action/Helper/Redirector.php';

class Zend_Controller_Action_HelperBroker_PriorityStackTest extends PHPUnit_Framework_TestCase
{
    
    /**
     * @var Zend_Controller_Action_HelperBroker_PriorityStack
     */
    public $stack = null;
    
    public function setUp()
    {
        $this->stack = new Zend_Controller_Action_HelperBroker_PriorityStack();
    }
    
    public function testStackMaintainsLifo()
    {
        $this->stack->push(new Zend_Controller_Action_Helper_ViewRenderer());
        $this->stack->push(new Zend_Controller_Action_Helper_Redirector());
        $this->assertEquals(2, count($this->stack));
        $iterator = $this->stack->getIterator();
        $this->assertEquals('Zend_Controller_Action_Helper_Redirector', get_class(current($iterator)));
        next($iterator);
        $this->assertEquals('Zend_Controller_Action_Helper_ViewRenderer', get_class(current($iterator)));
    }
    
    public function testStackPrioritiesWithDefaults()
    {
        $this->stack->push(new Zend_Controller_Action_Helper_ViewRenderer());
        $this->stack->push(new Zend_Controller_Action_Helper_Redirector());
        $this->assertEquals(3, $this->stack->getNextFreeHigherPriority());
        $this->assertEquals(0, $this->stack->getNextFreeLowerPriority());
        $this->assertEquals(2, $this->stack->getHighestPriority());
        $this->assertEquals(1, $this->stack->getLowestPriority());
    }


    public function testStackMaintainsReturnsCorrectNextPriorityWithSetPriorities()
    {
        $this->stack->offsetSet(10, new Zend_Controller_Action_Helper_ViewRenderer());
        $this->stack->offsetSet(11, new Zend_Controller_Action_Helper_Redirector());
        $this->assertEquals(12, $this->stack->getNextFreeHigherPriority(10));
        $this->assertEquals(9, $this->stack->getNextFreeLowerPriority(10));
        $this->assertEquals(11, $this->stack->getHighestPriority());
        $this->assertEquals(10, $this->stack->getLowestPriority());
    }

    public function testStackMaintainsReturnsCorrectNextPriorityWithSetPrioritiesSplit()
    {
        $this->stack->offsetSet(10, new Zend_Controller_Action_Helper_ViewRenderer());
        $this->stack->offsetSet(20, new Zend_Controller_Action_Helper_Redirector());
        $this->assertEquals(11, $this->stack->getNextFreeHigherPriority(10));
        $this->assertEquals(9, $this->stack->getNextFreeLowerPriority(10));
        
        $this->assertEquals(11, $this->stack->getNextFreeHigherPriority(11));
        $this->assertEquals(11, $this->stack->getNextFreeLowerPriority(11));
        
        $this->assertEquals(21, $this->stack->getNextFreeHigherPriority(20));
        $this->assertEquals(19, $this->stack->getNextFreeLowerPriority(20));
        
        $this->assertEquals(20, $this->stack->getHighestPriority());
        $this->assertEquals(10, $this->stack->getLowestPriority());
    }

    public function testStackAccessors()
    {
        $this->stack->push(new Zend_Controller_Action_Helper_ViewRenderer());
        $this->stack->push(new Zend_Controller_Action_Helper_Redirector());
        unset($this->stack->ViewRenderer);
        $this->assertEquals(1, count($this->stack));
        $this->assertEquals('Zend_Controller_Action_Helper_Redirector', get_class(current($this->stack->getIterator())));
        $this->assertEquals('Zend_Controller_Action_Helper_Redirector', get_class($this->stack->Redirector));
        $this->assertEquals('Zend_Controller_Action_Helper_Redirector', get_class($this->stack->offsetGet('Redirector')));
        $this->assertEquals('Zend_Controller_Action_Helper_Redirector', get_class($this->stack->offsetGet(2)));
    }
    
}