Implement PartialEq between Addr and &Addr

CHANGELOG.md

@@ -11,6 +11,7 @@ and this project adheres to
 - cosmwasm-vm: Add `Cache::save_wasm_unchecked` to save Wasm blobs that have
   been checked before. This is useful for state-sync where we know the Wasm code
   was checked when it was first uploaded. ([#1635])
+- cosmwasm-std: Implement `PartialEq` for `Addr == &Addr` and `&Addr == Addr`.
 
 [#1635]: https://github.com/CosmWasm/cosmwasm/pull/1635
 

packages/std/src/addresses.rs

@@ -85,6 +85,20 @@ impl AsRef<str> for Addr {
     }
 }
 
+/// Implement `Addr == &Addr`
+impl PartialEq<&Addr> for Addr {
+    fn eq(&self, rhs: &&Addr) -> bool {
+        self == *rhs
+    }
+}
+
+/// Implement `&Addr == Addr`
+impl PartialEq<Addr> for &Addr {
+    fn eq(&self, rhs: &Addr) -> bool {
+        self == rhs
+    }
+}
+
 /// Implement `Addr == &str`
 ///
 /// Deprecated. This comparison unsafe. Convert both sides to Addr first.
@@ -457,6 +471,17 @@ mod tests {
         assert_eq!(String::from("cos934gh9034hg04g0h134"), addr);
     }
 
+    #[test]
+    fn addr_implements_partial_eq_addr_ref() {
+        let addr = Addr::unchecked("cos934gh9034hg04g0h134");
+        let addr_ref = &addr;
+
+        // `Addr == &Addr`
+        assert_eq!(addr, addr_ref);
+        // `&Addr == Addr`
+        assert_eq!(addr_ref, addr);
+    }
+
     #[test]
     fn addr_implements_into_string() {
         // owned Addr