public function testUsesStaticWhenCreatingNew()
{
$qs = new QueryString(array('a' => 'b', 'c' => 'd'));
$this->assertInstanceOf('Guzzle\\Http\\QueryString', $qs->map(function ($a, $b) {
}));
$this->assertInstanceOf('Guzzle\\Common\\Collection', $qs->map(function ($a, $b) {
}, array(), false));
$this->assertInstanceOf('Guzzle\\Http\\QueryString', $qs->filter(function ($a, $b) {
}));
$this->assertInstanceOf('Guzzle\\Common\\Collection', $qs->filter(function ($a, $b) {
}, false));
}
