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<?php

/**

 * HelperCollectionTest file

 *

 * CakePHP(tm) : Rapid Development Framework (http://cakephp.org)

 * Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)

 *

 * Licensed under The MIT License

 * For full copyright and license information, please see the LICENSE.txt

 * Redistributions of files must retain the above copyright notice.

 *

 * @copyright     Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)

 * @link          http://book.cakephp.org/2.0/en/development/testing.html CakePHP(tm) Tests

 * @package       Cake.Test.Case.View

 * @since         CakePHP(tm) v 2.0

 * @license       http://www.opensource.org/licenses/mit-license.php MIT License

 */

App::uses('HelperCollection', 'View');

App::uses('HtmlHelper', 'View/Helper');

App::uses('View', 'View');

/**

 * Extended HtmlHelper

 */

class HtmlAliasHelper extends HtmlHelper {

}

/**

 * Class HelperCollectionTest

 *

 * @package       Cake.Test.Case.View

 */

class HelperCollectionTest extends CakeTestCase {

/**

 * setUp

 *

 * @return void

 */

	public function setUp() {

		parent::setUp();

		$this->View = $this->getMock('View', array(), array(null));

		$this->Helpers = new HelperCollection($this->View);

	}

/**

 * tearDown

 *

 * @return void

 */

	public function tearDown() {

		CakePlugin::unload();

		unset($this->Helpers, $this->View);

		parent::tearDown();

	}

/**

 * test triggering callbacks on loaded helpers

 *

 * @return void

 */

	public function testLoad() {

		$result = $this->Helpers->load('Html');

		$this->assertInstanceOf('HtmlHelper', $result);

		$this->assertInstanceOf('HtmlHelper', $this->Helpers->Html);

		$result = $this->Helpers->loaded();

		$this->assertEquals(array('Html'), $result, 'loaded() results are wrong.');

		$this->assertTrue($this->Helpers->enabled('Html'));

	}

/**

 * test lazy loading of helpers

 *

 * @return void

 */

	public function testLazyLoad() {

		$result = $this->Helpers->Html;

		$this->assertInstanceOf('HtmlHelper', $result);

		$result = $this->Helpers->Form;

		$this->assertInstanceOf('FormHelper', $result);

		App::build(array('Plugin' => array(CAKE . 'Test' . DS . 'test_app' . DS . 'Plugin' . DS)));

		$this->View->plugin = 'TestPlugin';

		CakePlugin::load(array('TestPlugin'));

		$result = $this->Helpers->OtherHelper;

		$this->assertInstanceOf('OtherHelperHelper', $result);

	}

/**

 * test lazy loading of helpers

 *

 * @expectedException MissingHelperException

 * @return void

 */

	public function testLazyLoadException() {

		$this->Helpers->NotAHelper;

	}

/**

 * Tests loading as an alias

 *

 * @return void

 */

	public function testLoadWithAlias() {

		$result = $this->Helpers->load('Html', array('className' => 'HtmlAlias'));

		$this->assertInstanceOf('HtmlAliasHelper', $result);

		$this->assertInstanceOf('HtmlAliasHelper', $this->Helpers->Html);

		$result = $this->Helpers->loaded();

		$this->assertEquals(array('Html'), $result, 'loaded() results are wrong.');

		$this->assertTrue($this->Helpers->enabled('Html'));

		$result = $this->Helpers->load('Html');

		$this->assertInstanceOf('HtmlAliasHelper', $result);

		App::build(array('Plugin' => array(CAKE . 'Test' . DS . 'test_app' . DS . 'Plugin' . DS)));

		CakePlugin::load(array('TestPlugin'));

		$result = $this->Helpers->load('SomeOther', array('className' => 'TestPlugin.OtherHelper'));

		$this->assertInstanceOf('OtherHelperHelper', $result);

		$this->assertInstanceOf('OtherHelperHelper', $this->Helpers->SomeOther);

		$result = $this->Helpers->loaded();

		$this->assertEquals(array('Html', 'SomeOther'), $result, 'loaded() results are wrong.');

		App::build();

	}

/**

 * test that the enabled setting disables the helper.

 *

 * @return void

 */

	public function testLoadWithEnabledFalse() {

		$result = $this->Helpers->load('Html', array('enabled' => false));

		$this->assertInstanceOf('HtmlHelper', $result);

		$this->assertInstanceOf('HtmlHelper', $this->Helpers->Html);

		$this->assertFalse($this->Helpers->enabled('Html'), 'Html should be disabled');

	}

/**

 * test missinghelper exception

 *

 * @expectedException MissingHelperException

 * @return void

 */

	public function testLoadMissingHelper() {

		$this->Helpers->load('ThisHelperShouldAlwaysBeMissing');

	}

/**

 * test loading a plugin helper.

 *

 * @return void

 */

	public function testLoadPluginHelper() {

		App::build(array(

			'Plugin' => array(CAKE . 'Test' . DS . 'test_app' . DS . 'Plugin' . DS),

		));

		CakePlugin::load(array('TestPlugin'));

		$result = $this->Helpers->load('TestPlugin.OtherHelper');

		$this->assertInstanceOf('OtherHelperHelper', $result, 'Helper class is wrong.');

		$this->assertInstanceOf('OtherHelperHelper', $this->Helpers->OtherHelper, 'Class is wrong');

		App::build();

	}

/**

 * test unload()

 *

 * @return void

 */

	public function testUnload() {

		$this->Helpers->load('Form');

		$this->Helpers->load('Html');

		$result = $this->Helpers->loaded();

		$this->assertEquals(array('Form', 'Html'), $result, 'loaded helpers is wrong');

		$this->Helpers->unload('Html');

		$this->assertNotContains('Html', $this->Helpers->loaded());

		$this->assertContains('Form', $this->Helpers->loaded());

		$result = $this->Helpers->loaded();

		$this->assertEquals(array('Form'), $result, 'loaded helpers is wrong');

	}

}