10BC0 [Console] Test SymfonyQuestionhelper::ask() allows validating null by chalasr · Pull Request #20142 · symfony/symfony · GitHub
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[Console] Test SymfonyQuestionhelper::ask() allows validating null #20142

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[Console] Test SymfonyQuestionhelper::ask() allows validating null #20142

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12 changes: 12 additions & 0 deletions src/Symfony/Component/Console/Tests/Helper/SymfonyQuestionHelperTest.php
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Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,7 @@
use Symfony\Component\Console\Helper\HelperSet;
use Symfony\Component\Console\Helper\SymfonyQuestionHelper;
use Symfony\Component\Console\Output\StreamOutput;
use Symfony\Component\Console\Question\Question;
use Symfony\Component\Console\Question\ChoiceQuestion;

/**
Expand Down Expand Up @@ -73,6 +74,17 @@ public function testAskChoice()
$this->assertOutputContains('What is your favorite superhero? [Superman, Batman]', $output);
}

public function testAskReturnsNullIfValidatorAllowsIt()
{
$questionHelper = new SymfonyQuestionHelper();
$questionHelper->setHelperSet(new HelperSet(array(new FormatterHelper())));

$question = new Question('What is your favorite superhero?');
$question->setValidator(function ($value) { return $value; });

$this->assertNull($questionHelper->ask($this->createStreamableInputInterfaceMock($this->getInputStream("\n")), $this->createOutputInterface(), $question));
}

protected function getInputStream($input)
{
$stream = fopen('php://memory', 'r+', false);
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