<?php
namespace Tests\Framework;

use Framework\Router;
use GuzzleHttp\Psr7\Request;
use GuzzleHttp\Psr7\ServerRequest;
use PHPUnit\Framework\TestCase;

class RouterTest extends TestCase {

    /**
     * @var Router
     */
    private $router;

    public function setUp()
    {
        $this->router = new Router();
    }

    public function testGetMethod()
    {
        $request = new ServerRequest('GET', '/gmarche');
        $this->router->get('/gmarche', function () { return 'hello'; }, 'gmarche');
        $route = $this->router->match($request);
        $this->assertEquals('gmarche', $route->getName());
        $this->assertEquals('hello', call_user_func_array($route->getCallback(), [$request]));
    }

    public function testGetMethodIfURLDoesNotExists()
    {
        $request = new ServerRequest('GET', '/gmarche');
        $this->router->get('/gmarcheaze', function () { return 'hello'; }, 'gmarche');
        $route = $this->router->match($request);
        $this->assertEquals(null, $route);
    }

    public function testGetMethodWithParameters()
    {
        $request = new ServerRequest('GET', '/gmarche/ile-de-france/paris');
        $this->router->get('/gmarche', function () { return 'azezea'; }, 'regions');
        $this->router->get('/gmarche/{slug:[a-z0-9\-]+}-{id:\d+}', function () { return 'hello'; }, 'region.show');
        $route = $this->router->match($request);
        $this->assertEquals('region.show', $route->getName());
        $this->assertEquals('hello', call_user_func_array($route->getCallback(), [$request]));
        $this->assertEquals(['slug' => 'mon-slug', 'id' => '8'], $route->getParams());
        // Test invalid url
        $route = $this->router->match(new ServerRequest('GET', '/gmarche/mon_slug-8'));
        $this->assertEquals(null, $route);
    }

    public function testGenerateUri()
    {
        $this->router->get('/gmarche', function () { return 'azezea'; }, 'regions');
        $this->router->get('/gmarche/{slug:[a-z0-9\-]+}-{id:\d+}', function () { return 'hello'; }, 'region.show');
        $uri = $this->router->generateUri('region.show', ['slug' => 'region', 'id' => 8]);
        $this->assertEquals('/gmarche/region-8', $uri);
    }

}