Author: Xavier Coureau (xcoureau@ekino.com)
Inheritance: extends Sonata\BlockBundle\Block\BaseBlockService
 public function testExecute()
 {
     $engineInterfaceMock = $this->getMockBuilder('Symfony\\Bundle\\FrameworkBundle\\Templating\\EngineInterface')->disableOriginalConstructor()->getMock();
     $engineInterfaceMock->expects($this->once())->method('renderResponse')->will($this->returnValue(new Response()));
     $context = $this->getMock('Sonata\\BlockBundle\\Block\\BlockContextInterface');
     $block = new BasketBlockService('test', $engineInterfaceMock);
     $this->assertInstanceOf('Symfony\\Component\\HttpFoundation\\Response', $block->execute($context));
 }