feat(routing): add testing feature

Prefix, defined in the routing crate is used by crates mgmt and
dataplane. Add a feature flag 'testing' so that external crates
can use prefix converters that are only available for testing.

Signed-off-by: Fredi Raspall <[email protected]>

Author: Fredi-raspall

mgmt/Cargo.toml

@@ -18,3 +18,6 @@ tracing = { workspace = true }
 tracing-test = { workspace = true }
 nix = { workspace = true }
 
+[dev-dependencies]
+routing = { workspace = true, features = ["testing"] }
+

routing/Cargo.toml

@@ -7,6 +7,7 @@ license = "Apache-2.0"
 
 [features]
 auto-learn = []
+testing = []
 
 [dependencies]
 ipnet = { workspace = true }

routing/src/prefix.rs

@@ -171,7 +171,7 @@ impl From<Ipv6Prefix> for Prefix {
 }
 
 /// Only for testing. Will panic with badly formed address strings
-#[cfg(test)]
+#[cfg(any(test, feature = "testing"))]
 impl From<(&str, u8)> for Prefix {
     fn from(tuple: (&str, u8)) -> Self {
         let a = IpAddr::from_str(tuple.0).expect("Bad address");