move zeroize test out of macro (also in advance of incorporating secp…

…256k1)

shared/src/types/key/mod.rs

@@ -415,26 +415,31 @@ macro_rules! sigscheme_test {
                 println!("Public key: {}", public_key);
                 println!("Secret key: {}", secret_key);
             }
-
-            #[test]
-            fn zeroize_keypair() {
-                use rand::thread_rng;
-
-                let sk = ed25519::SecretKey(Box::new(
-                    ed25519_consensus::SigningKey::new(thread_rng()),
-                ));
-                let len = sk.0.as_bytes().len();
-                let ptr = sk.0.as_bytes().as_ptr();
-
-                drop(sk);
-
-                assert_eq!(&[0u8; 32], unsafe {
-                    core::slice::from_raw_parts(ptr, len)
-                });
-            }
         }
     };
 }
 
 #[cfg(test)]
 sigscheme_test! {ed25519_test, ed25519::SigScheme}
+
+#[cfg(test)]
+mod more_tests {
+    use super::*;
+
+    #[test]
+    fn zeroize_keypair_ed25519() {
+        use rand::thread_rng;
+
+        let sk = ed25519::SecretKey(Box::new(
+            ed25519_consensus::SigningKey::new(thread_rng()),
+        ));
+        let len = sk.0.as_bytes().len();
+        let ptr = sk.0.as_bytes().as_ptr();
+
+        drop(sk);
+
+        assert_eq!(&[0u8; 32], unsafe {
+            core::slice::from_raw_parts(ptr, len)
+        });
+    }
+}