Basic PSR 4 autoloader

Basic PSR 4 autoloader

<?php
// Inside MyApp/ create composer.json with the below contents
{
    "require": {
    },
    "autoload": {
        "psr-4": {
            "MyApp\\": ["src/", "tests/"]
        }
    }
}


namespace MyApp\Http;
class Request
{
    private $query;
    private $request;
    public function __construct(array $query = array(), array $request = array())
    {
        $this->query = $query;
        $this->request = $request;
    }
    public static function init()
    {
        return new self(
            $_GET,
            $_POST
        );
    }
    public function get($param, $default = null)
    {
        // order being called: GET, POST
        return $this->getQuery($param, $this->getPost($param, $default));
    }
    public function getPost($param, $default = null)
    {
        if (!isset($this->request[$param])) {
            return $default;
        }
        return $this->request[$param];
    }
    public function getQuery($param, $default = null)
    {
        if (!isset($this->query[$param])) {
            return $default;
        }
        return $this->query[$param];
    }
}


namespace MyApp\Http;
class RequestTest extends \PHPUnit_Framework_TestCase
{
    protected $request;
    public function setUp()
    {
        $this->request = new Request();
    }
    public function testGet()
    {
        $request = new Request(array('q1' => 'query1'));
        $this->assertEquals('query1', $request->get('q1', false));
    }
    public function testGetKeyNotFoundReturnsDefaultNull()
    {
        $request = new Request(array('q1' => 'query1'));
        $this->assertNull($request->get('q3'));
    }
    public function testGetKeyNotFoundReturnsCustomEmptyArray()
    {
        $request = new Request(array('q1' => 'query1'));
        $this->assertEquals(array(), $request->get('q3', array()));
    }
    public function testGetPost()
    {
        $request = new Request(array(), array('p1' => 'post1'));
        $this->assertEquals('post1', $request->getPost('p1', false));
    }
    public function testGetQuery()
    {
        $request = new Request(array('q1' => 'query1'));
        $this->assertEquals('query1', $request->getQuery('q1', false));
    }
}