public function testAskChoice()
{
$questionHelper = new QuestionHelper();
$helperSet = new HelperSet(array(new FormatterHelper()));
$questionHelper->setHelperSet($helperSet);
$heroes = array('Superman', 'Batman', 'Spiderman');
$inputStream = $this->getInputStream("\n1\n 1 \nFabien\n1\nFabien\n1\n0,2\n 0 , 2 \n\n\n");
$question = new ChoiceQuestion('What is your favorite superhero?', $heroes, '2');
$question->setMaxAttempts(1);
// first answer is an empty answer, we're supposed to receive the default value
$this->assertEquals('Spiderman', $questionHelper->ask($this->createStreamableInputInterfaceMock($inputStream), $this->createOutputInterface(), $question));
$question = new ChoiceQuestion('What is your favorite superhero?', $heroes);
$question->setMaxAttempts(1);
$this->assertEquals('Batman', $questionHelper->ask($this->createStreamableInputInterfaceMock($inputStream), $this->createOutputInterface(), $question));
$this->assertEquals('Batman', $questionHelper->ask($this->createStreamableInputInterfaceMock($inputStream), $this->createOutputInterface(), $question));
$question = new ChoiceQuestion('What is your favorite superhero?', $heroes);
$question->setErrorMessage('Input "%s" is not a superhero!');
$question->setMaxAttempts(2);
$this->assertEquals('Batman', $questionHelper->ask($this->createStreamableInputInterfaceMock($inputStream), $output = $this->createOutputInterface(), $question));
rewind($output->getStream());
$stream = stream_get_contents($output->getStream());
$this->assertContains('Input "Fabien" is not a superhero!', $stream);
try {
$question = new ChoiceQuestion('What is your favorite superhero?', $heroes, '1');
$question->setMaxAttempts(1);
$questionHelper->ask($this->createStreamableInputInterfaceMock($inputStream), $output = $this->createOutputInterface(), $question);
$this->fail();
} catch (\InvalidArgumentException $e) {
$this->assertEquals('Value "Fabien" is invalid', $e->getMessage());
}
$question = new ChoiceQuestion('What is your favorite superhero?', $heroes, null);
$question->setMaxAttempts(1);
$question->setMultiselect(true);
$this->assertEquals(array('Batman'), $questionHelper->ask($this->createStreamableInputInterfaceMock($inputStream), $this->createOutputInterface(), $question));
$this->assertEquals(array('Superman', 'Spiderman'), $questionHelper->ask($this->createStreamableInputInterfaceMock($inputStream), $this->createOutputInterface(), $question));
$this->assertEquals(array('Superman', 'Spiderman'), $questionHelper->ask($this->createStreamableInputInterfaceMock($inputStream), $this->createOutputInterface(), $question));
$question = new ChoiceQuestion('What is your favorite superhero?', $heroes, '0,1');
$question->setMaxAttempts(1);
$question->setMultiselect(true);
$this->assertEquals(array('Superman', 'Batman'), $questionHelper->ask($this->createStreamableInputInterfaceMock($inputStream), $this->createOutputInterface(), $question));
$question = new ChoiceQuestion('What is your favorite superhero?', $heroes, ' 0 , 1 ');
$question->setMaxAttempts(1);
$question->setMultiselect(true);
$this->assertEquals(array('Superman', 'Batman'), $questionHelper->ask($this->createStreamableInputInterfaceMock($inputStream), $this->createOutputInterface(), $question));
}