Subversion Repositories SmartDukaan

<?php
/**
 * ErrorHandlerTest file
 *
 * CakePHP(tm) Tests <http://book.cakephp.org/2.0/en/development/testing.html>
 * Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
 *
 * Licensed under The MIT License
 * For full copyright and license information, please see the LICENSE.txt
 * Redistributions of files must retain the above copyright notice
 *
 * @copyright     Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
 * @link          http://book.cakephp.org/2.0/en/development/testing.html CakePHP(tm) Tests
 * @package       Cake.Test.Case.Error
 * @since         CakePHP(tm) v 1.2.0.5432
 * @license       http://www.opensource.org/licenses/mit-license.php MIT License
 */

App::uses('ErrorHandler', 'Error');
App::uses('Controller', 'Controller');
App::uses('Router', 'Routing');

/**
 * ErrorHandlerTest class
 *
 * @package       Cake.Test.Case.Error
 */
class ErrorHandlerTest extends CakeTestCase {

        protected $_restoreError = false;

/**
 * setup create a request object to get out of router later.
 *
 * @return void
 */
        public function setUp() {
                parent::setUp();
                App::build(array(
                        'View' => array(
                                CAKE . 'Test' . DS . 'test_app' . DS . 'View' . DS
                        )
                ), App::RESET);
                Router::reload();

                $request = new CakeRequest(null, false);
                $request->base = '';
                Router::setRequestInfo($request);
                Configure::write('debug', 2);

                CakeLog::disable('stdout');
                CakeLog::disable('stderr');
        }

/**
 * tearDown
 *
 * @return void
 */
        public function tearDown() {
                parent::tearDown();
                if ($this->_restoreError) {
                        restore_error_handler();
                }
                CakeLog::enable('stdout');
                CakeLog::enable('stderr');
        }

/**
 * test error handling when debug is on, an error should be printed from Debugger.
 *
 * @return void
 */
        public function testHandleErrorDebugOn() {
                set_error_handler('ErrorHandler::handleError');
                $this->_restoreError = true;

                ob_start();
                $wrong .= '';
                $result = ob_get_clean();

                $this->assertRegExp('/<pre class="cake-error">/', $result);
                $this->assertRegExp('/<b>Notice<\/b>/', $result);
                $this->assertRegExp('/variable:\s+wrong/', $result);
        }

/**
 * provides errors for mapping tests.
 *
 * @return void
 */
        public static function errorProvider() {
                return array(
                        array(E_USER_NOTICE, 'Notice'),
                        array(E_USER_WARNING, 'Warning'),
                );
        }

/**
 * test error mappings
 *
 * @dataProvider errorProvider
 * @return void
 */
        public function testErrorMapping($error, $expected) {
                set_error_handler('ErrorHandler::handleError');
                $this->_restoreError = true;

                ob_start();
                trigger_error('Test error', $error);

                $result = ob_get_clean();
                $this->assertRegExp('/<b>' . $expected . '<\/b>/', $result);
        }

/**
 * test error prepended by @
 *
 * @return void
 */
        public function testErrorSuppressed() {
                set_error_handler('ErrorHandler::handleError');
                $this->_restoreError = true;

                ob_start();
                //@codingStandardsIgnoreStart
                @include 'invalid.file';
                //@codingStandardsIgnoreEnd
                $result = ob_get_clean();
                $this->assertTrue(empty($result));
        }

/**
 * Test that errors go into CakeLog when debug = 0.
 *
 * @return void
 */
        public function testHandleErrorDebugOff() {
                Configure::write('debug', 0);
                Configure::write('Error.trace', false);
                if (file_exists(LOGS . 'debug.log')) {
                        unlink(LOGS . 'debug.log');
                }

                set_error_handler('ErrorHandler::handleError');
                $this->_restoreError = true;

                $out .= '';

                $result = file(LOGS . 'debug.log');
                $this->assertEquals(1, count($result));
                $this->assertRegExp(
                        '/^\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2} (Notice|Debug): Notice \(8\): Undefined variable:\s+out in \[.+ line \d+\]$/',
                        $result[0]
                );
                if (file_exists(LOGS . 'debug.log')) {
                        unlink(LOGS . 'debug.log');
                }
        }

/**
 * Test that errors going into CakeLog include traces.
 *
 * @return void
 */
        public function testHandleErrorLoggingTrace() {
                Configure::write('debug', 0);
                Configure::write('Error.trace', true);
                if (file_exists(LOGS . 'debug.log')) {
                        unlink(LOGS . 'debug.log');
                }

                set_error_handler('ErrorHandler::handleError');
                $this->_restoreError = true;

                $out .= '';

                $result = file(LOGS . 'debug.log');
                $this->assertRegExp(
                        '/^\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2} (Notice|Debug): Notice \(8\): Undefined variable:\s+out in \[.+ line \d+\]$/',
                        $result[0]
                );
                $this->assertRegExp('/^Trace:/', $result[1]);
                $this->assertRegExp('/^ErrorHandlerTest\:\:testHandleErrorLoggingTrace\(\)/', $result[2]);
                if (file_exists(LOGS . 'debug.log')) {
                        unlink(LOGS . 'debug.log');
                }
        }

/**
 * test handleException generating a page.
 *
 * @return void
 */
        public function testHandleException() {
                $error = new NotFoundException('Kaboom!');
                ob_start();
                ErrorHandler::handleException($error);
                $result = ob_get_clean();
                $this->assertRegExp('/Kaboom!/', $result, 'message missing.');
        }

/**
 * test handleException generating log.
 *
 * @return void
 */
        public function testHandleExceptionLog() {
                if (file_exists(LOGS . 'error.log')) {
                        unlink(LOGS . 'error.log');
                }
                Configure::write('Exception.log', true);
                $error = new NotFoundException('Kaboom!');

                ob_start();
                ErrorHandler::handleException($error);
                $result = ob_get_clean();
                $this->assertRegExp('/Kaboom!/', $result, 'message missing.');

                $log = file(LOGS . 'error.log');
                $this->assertContains('[NotFoundException] Kaboom!', $log[0], 'message missing.');
                $this->assertContains('ErrorHandlerTest->testHandleExceptionLog', $log[2], 'Stack trace missing.');
        }

/**
 * test handleException generating log.
 *
 * @return void
 */
        public function testHandleExceptionLogSkipping() {
                if (file_exists(LOGS . 'error.log')) {
                        unlink(LOGS . 'error.log');
                }
                Configure::write('Exception.log', true);
                Configure::write('Exception.skipLog', array('NotFoundException'));
                $notFound = new NotFoundException('Kaboom!');
                $forbidden = new ForbiddenException('Fooled you!');

                ob_start();
                ErrorHandler::handleException($notFound);
                $result = ob_get_clean();
                $this->assertRegExp('/Kaboom!/', $result, 'message missing.');

                ob_start();
                ErrorHandler::handleException($forbidden);
                $result = ob_get_clean();
                $this->assertRegExp('/Fooled you!/', $result, 'message missing.');

                $log = file(LOGS . 'error.log');
                $this->assertNotContains('[NotFoundException] Kaboom!', $log[0], 'message should not be logged.');
                $this->assertContains('[ForbiddenException] Fooled you!', $log[0], 'message missing.');
        }

/**
 * tests it is possible to load a plugin exception renderer
 *
 * @return void
 */
        public function testLoadPluginHandler() {
                App::build(array(
                        'Plugin' => array(
                                CAKE . 'Test' . DS . 'test_app' . DS . 'Plugin' . DS
                        )
                ), App::RESET);
                CakePlugin::load('TestPlugin');
                Configure::write('Exception.renderer', 'TestPlugin.TestPluginExceptionRenderer');
                $error = new NotFoundException('Kaboom!');
                ob_start();
                ErrorHandler::handleException($error);
                $result = ob_get_clean();
                $this->assertEquals('Rendered by test plugin', $result);
                CakePlugin::unload();
        }

/**
 * test handleFatalError generating a page.
 *
 * These tests start two buffers as handleFatalError blows the outer one up.
 *
 * @return void
 */
        public function testHandleFatalErrorPage() {
                $line = __LINE__;

                ob_start();
                ob_start();
                Configure::write('debug', 1);
                ErrorHandler::handleFatalError(E_ERROR, 'Something wrong', __FILE__, $line);
                $result = ob_get_clean();
                $this->assertContains('Something wrong', $result, 'message missing.');
                $this->assertContains(__FILE__, $result, 'filename missing.');
                $this->assertContains((string)$line, $result, 'line missing.');

                ob_start();
                ob_start();
                Configure::write('debug', 0);
                ErrorHandler::handleFatalError(E_ERROR, 'Something wrong', __FILE__, $line);
                $result = ob_get_clean();
                $this->assertNotContains('Something wrong', $result, 'message must not appear.');
                $this->assertNotContains(__FILE__, $result, 'filename must not appear.');
                $this->assertContains('An Internal Error Has Occurred', $result);
        }

/**
 * test handleException generating log.
 *
 * @return void
 */
        public function testHandleFatalErrorLog() {
                if (file_exists(LOGS . 'error.log')) {
                        unlink(LOGS . 'error.log');
                }

                ob_start();
                ErrorHandler::handleFatalError(E_ERROR, 'Something wrong', __FILE__, __LINE__);
                ob_clean();

                $log = file(LOGS . 'error.log');
                $this->assertContains(__FILE__, $log[0], 'missing filename');
                $this->assertContains('[FatalErrorException] Something wrong', $log[1], 'message missing.');
        }

}