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Edit File: FlattenExceptionTest.php

<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Component\Debug\Tests\Exception;

use PHPUnit\Framework\TestCase;
use Symfony\Component\Debug\Exception\FlattenException;
use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
use Symfony\Component\HttpKernel\Exception\MethodNotAllowedHttpException;
use Symfony\Component\HttpKernel\Exception\UnauthorizedHttpException;
use Symfony\Component\HttpKernel\Exception\BadRequestHttpException;
use Symfony\Component\HttpKernel\Exception\NotAcceptableHttpException;
use Symfony\Component\HttpKernel\Exception\ConflictHttpException;
use Symfony\Component\HttpKernel\Exception\AccessDeniedHttpException;
use Symfony\Component\HttpKernel\Exception\GoneHttpException;
use Symfony\Component\HttpKernel\Exception\LengthRequiredHttpException;
use Symfony\Component\HttpKernel\Exception\PreconditionFailedHttpException;
use Symfony\Component\HttpKernel\Exception\PreconditionRequiredHttpException;
use Symfony\Component\HttpKernel\Exception\ServiceUnavailableHttpException;
use Symfony\Component\HttpKernel\Exception\TooManyRequestsHttpException;
use Symfony\Component\HttpKernel\Exception\UnsupportedMediaTypeHttpException;

class FlattenExceptionTest extends TestCase
{
    public function testStatusCode()
    {
        $flattened = FlattenException::create(new \RuntimeException(), 403);
        $this->assertEquals('403', $flattened->getStatusCode());

$flattened = FlattenException::create(new \RuntimeException());
        $this->assertEquals('500', $flattened->getStatusCode());

$flattened = FlattenException::create(new NotFoundHttpException());
        $this->assertEquals('404', $flattened->getStatusCode());

$flattened = FlattenException::create(new UnauthorizedHttpException('Basic realm="My Realm"'));
        $this->assertEquals('401', $flattened->getStatusCode());

$flattened = FlattenException::create(new BadRequestHttpException());
        $this->assertEquals('400', $flattened->getStatusCode());

$flattened = FlattenException::create(new NotAcceptableHttpException());
        $this->assertEquals('406', $flattened->getStatusCode());

$flattened = FlattenException::create(new ConflictHttpException());
        $this->assertEquals('409', $flattened->getStatusCode());

$flattened = FlattenException::create(new MethodNotAllowedHttpException(array('POST')));
        $this->assertEquals('405', $flattened->getStatusCode());

$flattened = FlattenException::create(new AccessDeniedHttpException());
        $this->assertEquals('403', $flattened->getStatusCode());

$flattened = FlattenException::create(new GoneHttpException());
        $this->assertEquals('410', $flattened->getStatusCode());

$flattened = FlattenException::create(new LengthRequiredHttpException());
        $this->assertEquals('411', $flattened->getStatusCode());

$flattened = FlattenException::create(new PreconditionFailedHttpException());
        $this->assertEquals('412', $flattened->getStatusCode());

$flattened = FlattenException::create(new PreconditionRequiredHttpException());
        $this->assertEquals('428', $flattened->getStatusCode());

$flattened = FlattenException::create(new ServiceUnavailableHttpException());
        $this->assertEquals('503', $flattened->getStatusCode());

$flattened = FlattenException::create(new TooManyRequestsHttpException());
        $this->assertEquals('429', $flattened->getStatusCode());

$flattened = FlattenException::create(new UnsupportedMediaTypeHttpException());
        $this->assertEquals('415', $flattened->getStatusCode());
    }

public function testHeadersForHttpException()
    {
        $flattened = FlattenException::create(new MethodNotAllowedHttpException(array('POST')));
        $this->assertEquals(array('Allow' => 'POST'), $flattened->getHeaders());

$flattened = FlattenException::create(new UnauthorizedHttpException('Basic realm="My Realm"'));
        $this->assertEquals(array('WWW-Authenticate' => 'Basic realm="My Realm"'), $flattened->getHeaders());

$flattened = FlattenException::create(new ServiceUnavailableHttpException('Fri, 31 Dec 1999 23:59:59 GMT'));
        $this->assertEquals(array('Retry-After' => 'Fri, 31 Dec 1999 23:59:59 GMT'), $flattened->getHeaders());

$flattened = FlattenException::create(new ServiceUnavailableHttpException(120));
        $this->assertEquals(array('Retry-After' => 120), $flattened->getHeaders());

$flattened = FlattenException::create(new TooManyRequestsHttpException('Fri, 31 Dec 1999 23:59:59 GMT'));
        $this->assertEquals(array('Retry-After' => 'Fri, 31 Dec 1999 23:59:59 GMT'), $flattened->getHeaders());

$flattened = FlattenException::create(new TooManyRequestsHttpException(120));
        $this->assertEquals(array('Retry-After' => 120), $flattened->getHeaders());
    }

/**
     * @dataProvider flattenDataProvider
     */
    public function testFlattenHttpException(\Exception $exception)
    {
        $flattened = FlattenException::create($exception);
        $flattened2 = FlattenException::create($exception);

$flattened->setPrevious($flattened2);

$this->assertEquals($exception->getMessage(), $flattened->getMessage(), 'The message is copied from the original exception.');
        $this->assertEquals($exception->getCode(), $flattened->getCode(), 'The code is copied from the original exception.');
        $this->assertInstanceOf($flattened->getClass(), $exception, 'The class is set to the class of the original exception');
    }

/**
     * @dataProvider flattenDataProvider
     */
    public function testPrevious(\Exception $exception)
    {
        $flattened = FlattenException::create($exception);
        $flattened2 = FlattenException::create($exception);

$flattened->setPrevious($flattened2);

$this->assertSame($flattened2, $flattened->getPrevious());

$this->assertSame(array($flattened2), $flattened->getAllPrevious());
    }

/**
     * @requires PHP 7.0
     */
    public function testPreviousError()
    {
        $exception = new \Exception('test', 123, new \ParseError('Oh noes!', 42));

$flattened = FlattenException::create($exception)->getPrevious();

$this->assertEquals($flattened->getMessage(), 'Parse error: Oh noes!', 'The message is copied from the original exception.');
        $this->assertEquals($flattened->getCode(), 42, 'The code is copied from the original exception.');
        $this->assertEquals($flattened->getClass(), 'Symfony\Component\Debug\Exception\FatalThrowableError', 'The class is set to the class of the original exception');
    }

/**
     * @dataProvider flattenDataProvider
     */
    public function testLine(\Exception $exception)
    {
        $flattened = FlattenException::create($exception);
        $this->assertSame($exception->getLine(), $flattened->getLine());
    }

/**
     * @dataProvider flattenDataProvider
     */
    public function testFile(\Exception $exception)
    {
        $flattened = FlattenException::create($exception);
        $this->assertSame($exception->getFile(), $flattened->getFile());
    }

/**
     * @dataProvider flattenDataProvider
     */
    public function testToArray(\Exception $exception)
    {
        $flattened = FlattenException::create($exception);
        $flattened->setTrace(array(), 'foo.php', 123);

public function flattenDataProvider()
    {
        return array(
            array(new \Exception('test', 123)),
        );
    }

public function testRecursionInArguments()
    {
        $a = null;
        $a = array('foo', array(2, &$a));
        $exception = $this->createException($a);

$flattened = FlattenException::create($exception);
        $trace = $flattened->getTrace();
        $this->assertContains('*DEEP NESTED ARRAY*', serialize($trace));
    }

public function testTooBigArray()
    {
        $a = array();
        for ($i = 0; $i < 20; ++$i) {
            for ($j = 0; $j < 50; ++$j) {
                for ($k = 0; $k < 10; ++$k) {
                    $a[$i][$j][$k] = 'value';
                }
            }
        }
        $a[20] = 'value';
        $a[21] = 'value1';
        $exception = $this->createException($a);

$flattened = FlattenException::create($exception);
        $trace = $flattened->getTrace();
        $serializeTrace = serialize($trace);

$this->assertContains('*SKIPPED over 10000 entries*', $serializeTrace);
        $this->assertNotContains('*value1*', $serializeTrace);
    }

private function createException($foo)
    {
        return new \Exception();
    }

public function testSetTraceIncompleteClass()
    {
        $flattened = FlattenException::create(new \Exception('test', 123));
        $flattened->setTrace(
            array(
                array(
                    'file' => __FILE__,
                    'line' => 123,
                    'function' => 'test',
                    'args' => array(
                        unserialize('O:14:"BogusTestClass":0:{}'),
                    ),
                ),
            ),
            'foo.php', 123
        );

$this->assertEquals(array(
            array(
                'message' => 'test',
                'class' => 'Exception',
                'trace' => array(
                    array(
                        'namespace' => '', 'short_class' => '', 'class' => '', 'type' => '', 'function' => '',
                        'file' => 'foo.php', 'line' => 123,
                        'args' => array(),
                    ),
                    array(
                        'namespace' => '', 'short_class' => '', 'class' => '', 'type' => '', 'function' => 'test',
                        'file' => __FILE__, 'line' => 123,
                        'args' => array(
                            array(
                                'incomplete-object', 'BogusTestClass',
                            ),
                        ),
                    ),
                ),
            ),
        ), $flattened->toArray());
    }
}