<?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;
use PHPUnit\Framework\TestCase;
use Symfony\Component\Debug\Exception\OutOfMemoryException;
use Symfony\Component\Debug\ExceptionHandler;
use Symfony\Component\HttpKernel\Exception\MethodNotAllowedHttpException;
use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
require_once __DIR__.'/HeaderMock.php';
class ExceptionHandlerTest extends TestCase
{
protected function setUp()
{
testHeader();
}
protected function tearDown()
{
testHeader();
}
public function testDebug()
{
$handler = new ExceptionHandler(false);
ob_start();
$handler->sendPhpResponse(new \RuntimeException('Foo'));
$response = ob_get_clean();
$this->assertContains('Whoops, looks like something went wrong.', $response);
$this->assertNotContains('<div class="trace trace-as-html">', $response);
$handler = new ExceptionHandler(true);
ob_start();
$handler->sendPhpResponse(new \RuntimeException('Foo'));
$response = ob_get_clean();
$this->assertContains('<h1 class="break-long-words exception-message">Foo</h1>', $response);
$this->assertContains('<div class="trace trace-as-html">', $response);
// taken from https://www.owasp.org/index.php/Cross-site_Scripting_(XSS)
$htmlWithXss = '<body onload=alert(\'test1\')> <b onmouseover=alert(\'Wufff!\')>click me!</b> <img src="jAvascript:alert(\'test2\')"> <meta http-equiv="refresh"
content="0;url=data:text/html;base64,PHNjcmlwdD5hbGVydCgndGVzdDMnKTwvc2NyaXB0Pg">';
ob_start();
$handler->sendPhpResponse(new \RuntimeException($htmlWithXss));
$response = ob_get_clean();
$this->assertContains(sprintf('<h1 class="break-long-words exception-message">%s</h1>', htmlspecialchars($htmlWithXss, ENT_COMPAT | ENT_SUBSTITUTE, 'UTF-8')), $response);
}
public function testStatusCode()
{
$handler = new ExceptionHandler(false, 'iso8859-1');
ob_start();
$handler->sendPhpResponse(new NotFoundHttpException('Foo'));
$response = ob_get_clean();
$this->assertContains('Sorry, the page you are looking for could not be found.', $response);
$expectedHeaders = [
['HTTP/1.0 404', true, null],
['Content-Type: text/html; charset=iso8859-1', true, null],
];
$this->assertSame($expectedHeaders, testHeader());
}
public function testHeaders()
{
$handler = new ExceptionHandler(false, 'iso8859-1');
ob_start();
$handler->sendPhpResponse(new MethodNotAllowedHttpException(['POST']));
ob_get_clean();
$expectedHeaders = [
['HTTP/1.0 405', true, null],
['Allow: POST', false, null],
['Content-Type: text/html; charset=iso8859-1', true, null],
];
$this->assertSame($expectedHeaders, testHeader());
}
public function testNestedExceptions()
{
$handler = new ExceptionHandler(true);
ob_start();
$handler->sendPhpResponse(new \RuntimeException('Foo', 0, new \RuntimeException('Bar')));
$response = ob_get_clean();
$this->assertStringMatchesFormat('%A<p class="break-long-words trace-message">Foo</p>%A<p class="break-long-words trace-message">Bar</p>%A', $response);
}
public function testHandle()
{
$handler = new ExceptionHandler(true);
ob_start();
$handler->handle(new \Exception('foo'));
$this->assertThatTheExceptionWasOutput(ob_get_clean(), \Exception::class, 'Exception', 'foo');
}
public function testHandleWithACustomHandlerThatOutputsSomething()
{
$handler = new ExceptionHandler(true);
ob_start();
$handler->setHandler(function () {
echo 'ccc';
});
$handler->handle(new \Exception());
ob_end_flush(); // Necessary because of this PHP bug : https://bugs.php.net/bug.php?id=76563
$this->assertSame('ccc', ob_get_clean());
}
public function testHandleWithACustomHandlerThatOutputsNothing()
{
$handler = new ExceptionHandler(true);
$handler->setHandler(function () {});
$handler->handle(new \Exception('ccc'));
$this->assertThatTheExceptionWasOutput(ob_get_clean(), \Exception::class, 'Exception', 'ccc');
}
public function testHandleWithACustomHandlerThatFails()
{
$handler = new ExceptionHandler(true);
$handler->setHandler(function () {
throw new \RuntimeException();
});
$handler->handle(new \Exception('ccc'));
$this->assertThatTheExceptionWasOutput(ob_get_clean(), \Exception::class, 'Exception', 'ccc');
}
public function testHandleOutOfMemoryException()
{
$handler = new ExceptionHandler(true);
ob_start();
$handler->setHandler(function () {
$this->fail('OutOfMemoryException should bypass the handler');
});
$handler->handle(new OutOfMemoryException('foo', 0, E_ERROR, __FILE__, __LINE__));
$this->assertThatTheExceptionWasOutput(ob_get_clean(), OutOfMemoryException::class, 'OutOfMemoryException', 'foo');
}
private function assertThatTheExceptionWasOutput($content, $expectedClass, $expectedTitle, $expectedMessage)
{
$this->assertContains(sprintf('<span class="exception_title"><abbr title="%s">%s</abbr></span>', $expectedClass, $expectedTitle), $content);
$this->assertContains(sprintf('<p class="break-long-words trace-message">%s</p>', $expectedMessage), $content);
}
}