Only run the service proxy test on linux.
Since the TARGET in the test package specifies linux, every other OS
will return a PackageNotFound error.
@@ -1105,6 +1105,7 @@ mod tests {
use http_gateway;
use test_helpers::*;
+ #[cfg(target_os = "linux")]
#[test]
fn service_proxy_conforms_to_the_schema() {
let socket_addr =
