public function provideMutateMethods()
{
return [['withStatus', [200]], ['withHeader', ['X-Foo', 'Foo']], ['withAddedHeader', ['X-Foo', 'Foo']], ['withoutHeader', ['X-Foo']], ['withBody', [$this->prophesize('Psr\\Http\\Message\\StreamInterface')->reveal()]], ['write', ['MOAR!']]];
}