public function testNonSeekableArgumentValue() { $value = fopen('php://input', 'r'); $request = new Request('/ping'); $request->setArgument('address', $value); $actual = $request->getArgument('address'); $this->assertNotSame($value, $actual); $this->assertInternalType('string', $actual); $this->assertStringStartsWith('Resource id #', $actual); }