public function testCanGetQuestions() { $helper = $this->command->getHelper('question'); $helper->setInputStream($this->getInputStream(str_repeat("0\n", 20))); $commandTester = new CommandTester($this->command); $commandTester->execute(array('command' => $this->command->getName(), 'categories' => ['Templating'])); $output = $commandTester->getDisplay(); $this->assertRegExp('/Twig/', $output); $this->assertRegExp('/Starting a new set of 20 questions/', $commandTester->getDisplay()); }