<?php
/**
 * Slim - a micro PHP 5 framework
 *
 * @author      Josh Lockhart <info@slimframework.com>
 * @copyright   2011 Josh Lockhart
 * @link        http://www.slimframework.com
 * @license     http://www.slimframework.com/license
 * @version     2.6.1
 *
 * MIT LICENSE
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

class PrettyExceptionsTest extends PHPUnit_Framework_TestCase
{
    /**
     * Test middleware returns successful response unchanged
     */
    public function testReturnsUnchangedSuccessResponse()
    {
        \Slim\Environment::mock(array(
            'SCRIPT_NAME' => '/index.php',
            'PATH_INFO' => '/foo'
        ));
        $app = new \Slim\Slim();
        $app->get('/foo', function () {
            echo "Success";
        });
        $mw = new \Slim\Middleware\PrettyExceptions();
        $mw->setApplication($app);
        $mw->setNextMiddleware($app);
        $mw->call();
        $this->assertEquals(200, $app->response()->status());
        $this->assertEquals('Success', $app->response()->body());
    }

    /**
     * Test middleware returns diagnostic screen for error response
     */
    public function testReturnsDiagnosticsForErrorResponse()
    {
        \Slim\Environment::mock(array(
            'SCRIPT_NAME' => '/index.php',
            'PATH_INFO' => '/foo'
        ));
        $app = new \Slim\Slim(array(
            'log.enabled' => false
        ));
        $app->get('/foo', function () {
            throw new \Exception('Test Message', 100);
        });
        $mw = new \Slim\Middleware\PrettyExceptions();
        $mw->setApplication($app);
        $mw->setNextMiddleware($app);
        $mw->call();
        $this->assertEquals(1, preg_match('@Slim Application Error@', $app->response()->body()));
        $this->assertEquals(500, $app->response()->status());
    }

    /**
     * Test middleware overrides response content type to html
     */
    public function testResponseContentTypeIsOverriddenToHtml()
    {
        \Slim\Environment::mock(array(
            'SCRIPT_NAME' => '/index.php',
            'PATH_INFO' => '/foo'
        ));
        $app = new \Slim\Slim(array(
            'log.enabled' => false
        ));
        $app->get('/foo', function () use ($app) {
            $app->contentType('application/json;charset=utf-8'); //<-- set content type to something else
            throw new \Exception('Test Message', 100);
        });
        $mw = new \Slim\Middleware\PrettyExceptions();
        $mw->setApplication($app);
        $mw->setNextMiddleware($app);
        $mw->call();
        $response = $app->response();
        $this->assertEquals('text/html', $response['Content-Type']);
    }

    /**
     * Test exception type is in response body
     */
    public function testExceptionTypeIsInResponseBody()
    {
        \Slim\Environment::mock(array(
            'SCRIPT_NAME' => '/index.php',
            'PATH_INFO' => '/foo'
        ));
        $app = new \Slim\Slim(array(
            'log.enabled' => false
        ));
        $app->get('/foo', function () use ($app) {
            throw new \LogicException('Test Message', 100);
        });
        $mw = new \Slim\Middleware\PrettyExceptions();
        $mw->setApplication($app);
        $mw->setNextMiddleware($app);
        $mw->call();

        $this->assertContains('LogicException', $app->response()->body());
    }

    /**
     * Test with custom log
     */
    public function testWithCustomLogWriter()
    {
        $this->setExpectedException('\LogicException');

        \Slim\Environment::mock(array(
            'SCRIPT_NAME' => '/index.php',
            'PATH_INFO' => '/foo'
        ));
        $app = new \Slim\Slim(array(
            'log.enabled' => false
        ));
        $app->container->singleton('log', function () use ($app) {
            return new \Slim\Log(new \Slim\LogWriter('php://temp'));
        });
        $app->get('/foo', function () use ($app) {
            throw new \LogicException('Test Message', 100);
        });
        $mw = new \Slim\Middleware\PrettyExceptions();
        $mw->setApplication($app);
        $mw->setNextMiddleware($app);
        $mw->call();

        $this->assertContains('LogicException', $app->response()->body());
    }
}