www.aleph1.co.uk Git - yaffs-website/blob - vendor/symfony/console/Tests/Helper/SymfonyQuestionHelperTest.php

   1 <?php
   2
   3 namespace Symfony\Component\Console\Tests\Helper;
   4
   5 use Symfony\Component\Console\Helper\FormatterHelper;
   6 use Symfony\Component\Console\Helper\HelperSet;
   7 use Symfony\Component\Console\Helper\SymfonyQuestionHelper;
   8 use Symfony\Component\Console\Output\StreamOutput;
   9 use Symfony\Component\Console\Question\ChoiceQuestion;
  10 use Symfony\Component\Console\Question\Question;
  11
  12 /**
  13  * @group tty
  14  */
  15 class SymfonyQuestionHelperTest extends AbstractQuestionHelperTest
  16 {
  17     public function testAskChoice()
  18     {
  19         $questionHelper = new SymfonyQuestionHelper();
  20
  21         $helperSet = new HelperSet(array(new FormatterHelper()));
  22         $questionHelper->setHelperSet($helperSet);
  23
  24         $heroes = array('Superman', 'Batman', 'Spiderman');
  25
  26         $inputStream = $this->getInputStream("\n1\n  1  \nFabien\n1\nFabien\n1\n0,2\n 0 , 2  \n\n\n");
  27
  28         $question = new ChoiceQuestion('What is your favorite superhero?', $heroes, '2');
  29         $question->setMaxAttempts(1);
  30         // first answer is an empty answer, we're supposed to receive the default value
  31         $this->assertEquals('Spiderman', $questionHelper->ask($this->createStreamableInputInterfaceMock($inputStream), $output = $this->createOutputInterface(), $question));
  32         $this->assertOutputContains('What is your favorite superhero? [Spiderman]', $output);
  33
  34         $question = new ChoiceQuestion('What is your favorite superhero?', $heroes);
  35         $question->setMaxAttempts(1);
  36         $this->assertEquals('Batman', $questionHelper->ask($this->createStreamableInputInterfaceMock($inputStream), $this->createOutputInterface(), $question));
  37         $this->assertEquals('Batman', $questionHelper->ask($this->createStreamableInputInterfaceMock($inputStream), $this->createOutputInterface(), $question));
  38
  39         $question = new ChoiceQuestion('What is your favorite superhero?', $heroes);
  40         $question->setErrorMessage('Input "%s" is not a superhero!');
  41         $question->setMaxAttempts(2);
  42         $this->assertEquals('Batman', $questionHelper->ask($this->createStreamableInputInterfaceMock($inputStream), $output = $this->createOutputInterface(), $question));
  43         $this->assertOutputContains('Input "Fabien" is not a superhero!', $output);
  44
  45         try {
  46             $question = new ChoiceQuestion('What is your favorite superhero?', $heroes, '1');
  47             $question->setMaxAttempts(1);
  48             $questionHelper->ask($this->createStreamableInputInterfaceMock($inputStream), $output = $this->createOutputInterface(), $question);
  49             $this->fail();
  50         } catch (\InvalidArgumentException $e) {
  51             $this->assertEquals('Value "Fabien" is invalid', $e->getMessage());
  52         }
  53
  54         $question = new ChoiceQuestion('What is your favorite superhero?', $heroes, null);
  55         $question->setMaxAttempts(1);
  56         $question->setMultiselect(true);
  57
  58         $this->assertEquals(array('Batman'), $questionHelper->ask($this->createStreamableInputInterfaceMock($inputStream), $this->createOutputInterface(), $question));
  59         $this->assertEquals(array('Superman', 'Spiderman'), $questionHelper->ask($this->createStreamableInputInterfaceMock($inputStream), $this->createOutputInterface(), $question));
  60         $this->assertEquals(array('Superman', 'Spiderman'), $questionHelper->ask($this->createStreamableInputInterfaceMock($inputStream), $this->createOutputInterface(), $question));
  61
  62         $question = new ChoiceQuestion('What is your favorite superhero?', $heroes, '0,1');
  63         $question->setMaxAttempts(1);
  64         $question->setMultiselect(true);
  65
  66         $this->assertEquals(array('Superman', 'Batman'), $questionHelper->ask($this->createStreamableInputInterfaceMock($inputStream), $output = $this->createOutputInterface(), $question));
  67         $this->assertOutputContains('What is your favorite superhero? [Superman, Batman]', $output);
  68
  69         $question = new ChoiceQuestion('What is your favorite superhero?', $heroes, ' 0 , 1 ');
  70         $question->setMaxAttempts(1);
  71         $question->setMultiselect(true);
  72
  73         $this->assertEquals(array('Superman', 'Batman'), $questionHelper->ask($this->createStreamableInputInterfaceMock($inputStream), $output = $this->createOutputInterface(), $question));
  74         $this->assertOutputContains('What is your favorite superhero? [Superman, Batman]', $output);
  75     }
  76
  77     public function testAskChoiceWithChoiceValueAsDefault()
  78     {
  79         $questionHelper = new SymfonyQuestionHelper();
  80         $helperSet = new HelperSet(array(new FormatterHelper()));
  81         $questionHelper->setHelperSet($helperSet);
  82         $question = new ChoiceQuestion('What is your favorite superhero?', array('Superman', 'Batman', 'Spiderman'), 'Batman');
  83         $question->setMaxAttempts(1);
  84
  85         $this->assertSame('Batman', $questionHelper->ask($this->createStreamableInputInterfaceMock($this->getInputStream("Batman\n")), $output = $this->createOutputInterface(), $question));
  86         $this->assertOutputContains('What is your favorite superhero? [Batman]', $output);
  87     }
  88
  89     public function testAskReturnsNullIfValidatorAllowsIt()
  90     {
  91         $questionHelper = new SymfonyQuestionHelper();
  92         $question = new Question('What is your favorite superhero?');
  93         $question->setValidator(function ($value) { return $value; });
  94         $input = $this->createStreamableInputInterfaceMock($this->getInputStream("\n"));
  95         $this->assertNull($questionHelper->ask($input, $this->createOutputInterface(), $question));
  96     }
  97
  98     public function testAskEscapeDefaultValue()
  99     {
 100         $helper = new SymfonyQuestionHelper();
 101         $input = $this->createStreamableInputInterfaceMock($this->getInputStream('\\'));
 102         $helper->ask($input, $output = $this->createOutputInterface(), new Question('Can I have a backslash?', '\\'));
 103
 104         $this->assertOutputContains('Can I have a backslash? [\]', $output);
 105     }
 106
 107     public function testAskEscapeAndFormatLabel()
 108     {
 109         $helper = new SymfonyQuestionHelper();
 110         $input = $this->createStreamableInputInterfaceMock($this->getInputStream('Foo\\Bar'));
 111         $helper->ask($input, $output = $this->createOutputInterface(), new Question('Do you want to use Foo\\Bar <comment>or</comment> Foo\\Baz\\?', 'Foo\\Baz'));
 112
 113         $this->assertOutputContains('Do you want to use Foo\\Bar or Foo\\Baz\\? [Foo\\Baz]:', $output);
 114     }
 115
 116     public function testLabelTrailingBackslash()
 117     {
 118         $helper = new SymfonyQuestionHelper();
 119         $input = $this->createStreamableInputInterfaceMock($this->getInputStream('sure'));
 120         $helper->ask($input, $output = $this->createOutputInterface(), new Question('Question with a trailing \\'));
 121
 122         $this->assertOutputContains('Question with a trailing \\', $output);
 123     }
 124
 125     /**
 126      * @expectedException        \Symfony\Component\Console\Exception\RuntimeException
 127      * @expectedExceptionMessage Aborted
 128      */
 129     public function testAskThrowsExceptionOnMissingInput()
 130     {
 131         $dialog = new SymfonyQuestionHelper();
 132         $dialog->ask($this->createStreamableInputInterfaceMock($this->getInputStream('')), $this->createOutputInterface(), new Question('What\'s your name?'));
 133     }
 134
 135     protected function getInputStream($input)
 136     {
 137         $stream = fopen('php://memory', 'r+', false);
 138         fwrite($stream, $input);
 139         rewind($stream);
 140
 141         return $stream;
 142     }
 143
 144     protected function createOutputInterface()
 145     {
 146         $output = new StreamOutput(fopen('php://memory', 'r+', false));
 147         $output->setDecorated(false);
 148
 149         return $output;
 150     }
 151
 152     protected function createInputInterfaceMock($interactive = true)
 153     {
 154         $mock = $this->getMockBuilder('Symfony\Component\Console\Input\InputInterface')->getMock();
 155         $mock->expects($this->any())
 156             ->method('isInteractive')
 157             ->will($this->returnValue($interactive));
 158
 159         return $mock;
 160     }
 161
 162     private function assertOutputContains($expected, StreamOutput $output)
 163     {
 164         rewind($output->getStream());
 165         $stream = stream_get_contents($output->getStream());
 166         $this->assertContains($expected, $stream);
 167     }
 168 }