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PHP7 Decorator

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This commit is contained in:
Dominik Liebler
2016-09-22 21:16:43 +02:00
parent 243456b2da
commit 1f9348d9a8
11 changed files with 81 additions and 161 deletions
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68
Structural/Decorator/Tests/DecoratorTest.php
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@@ -4,77 +4,29 @@ namespace DesignPatterns\Structural\Decorator\Tests;
use DesignPatterns\Structural\Decorator;
/**
* DecoratorTest tests the decorator pattern.
*/
class DecoratorTest extends \PHPUnit_Framework_TestCase
{
protected $service;
/**
* @var Decorator\Webservice
*/
private $service;
protected function setUp()
{
$this->service = new Decorator\Webservice(array('foo' => 'bar'));
$this->service = new Decorator\Webservice('foobar');
}
public function testJsonDecorator()
{
// Wrap service with a JSON decorator for renderers
$service = new Decorator\RenderInJson($this->service);
// Our Renderer will now output JSON instead of an array
$this->assertEquals('{"foo":"bar"}', $service->renderData());
$service = new Decorator\JsonRenderer($this->service);
$this->assertEquals('"foobar"', $service->renderData());
}
public function testXmlDecorator()
{
// Wrap service with a XML decorator for renderers
$service = new Decorator\RenderInXml($this->service);
// Our Renderer will now output XML instead of an array
$xml = '<?xml version="1.0"?><foo>bar</foo>';
$this->assertXmlStringEqualsXmlString($xml, $service->renderData());
}
$service = new Decorator\XmlRenderer($this->service);
/**
* The first key-point of this pattern :.
*/
public function testDecoratorMustImplementsRenderer()
{
$className = 'DesignPatterns\Structural\Decorator\Decorator';
$interfaceName = 'DesignPatterns\Structural\Decorator\RendererInterface';
$this->assertTrue(is_subclass_of($className, $interfaceName));
}
/**
* Second key-point of this pattern : the decorator is type-hinted.
*
* @expectedException \PHPUnit_Framework_Error
*/
public function testDecoratorTypeHinted()
{
if (version_compare(PHP_VERSION, '7', '>=')) {
throw new \PHPUnit_Framework_Error('Skip test for PHP 7', 0, __FILE__, __LINE__);
}
$this->getMockForAbstractClass('DesignPatterns\Structural\Decorator\Decorator', array(new \stdClass()));
}
/**
* Second key-point of this pattern : the decorator is type-hinted.
*
* @requires PHP 7
* @expectedException TypeError
*/
public function testDecoratorTypeHintedForPhp7()
{
$this->getMockForAbstractClass('DesignPatterns\Structural\Decorator\Decorator', array(new \stdClass()));
}
/**
* The decorator implements and wraps the same interface.
*/
public function testDecoratorOnlyAcceptRenderer()
{
$mock = $this->createMock('DesignPatterns\Structural\Decorator\RendererInterface');
$dec = $this->getMockForAbstractClass('DesignPatterns\Structural\Decorator\Decorator', array($mock));
$this->assertNotNull($dec);
$this->assertXmlStringEqualsXmlString('<?xml version="1.0"?><content>foobar</content>', $service->renderData());
}
}