Ergo\Tests\Http\QueryStringTest::testAddParameters PHP Method

    public function testAddParameters()
    {
        $source = "key1=1&key2=2";
        $qs = new Http\QueryString($source);
        $qs->addParameters(array('key2' => 3, 'key3' => 2));
        $this->assertEquals($qs->key2, 3);
        $this->assertEquals("key1=1&key2=3&key3=2", $qs->__toString());
    }