public function messagesWithInvalidHeaders()
{
return ['invalid-name' => ["GET /foo HTTP/1.1\r\nThi;-I()-Invalid: value", 'Invalid header detected'], 'invalid-format' => ["POST /foo HTTP/1.1\r\nThis is not a header\r\n\r\nContent", 'Invalid header detected'], 'invalid-continuation' => ["POST /foo HTTP/1.1\r\nX-Foo-Bar: Baz\r\nInvalid continuation\r\nContent", 'Invalid header continuation']];
}