Add FundCommunityPool to supported Distribution Msgs (Simon)

CHANGELOG.md

@@ -16,6 +16,8 @@ and this project adheres to
   ([#1647])
 - cosmwasm-std: Add `DistributionQuery::DelegatorWithdrawAddress`. Also needs
   the `cosmwasm_1_3` feature (see above). ([#1593])
+- cosmwasm-std: Add `DistributionMsg::FundCommunityPool`. Also needs the
+  `cosmwasm_1_3` feature (see above). ([#1747])
 - cosmwasm-std: Add `FromStr` impl for `Coin`. ([#1684])
 - cosmwasm-std: Add `Coins` helper to handle multiple coins. ([#1687])
 - cosmwasm-vm: Add `Cache::save_wasm_unchecked` to save Wasm blobs that have
@@ -33,6 +35,7 @@ and this project adheres to
 [#1684]: https://github.com/CosmWasm/cosmwasm/pull/1684
 [#1687]: https://github.com/CosmWasm/cosmwasm/pull/1687
 [#1727]: https://github.com/CosmWasm/cosmwasm/issues/1727
+[#1747]: https://github.com/CosmWasm/cosmwasm/pull/1747
 [#1748]: https://github.com/CosmWasm/cosmwasm/pull/1748
 
 ### Changed

docs/CAPABILITIES-BUILT-IN.md

@@ -15,7 +15,7 @@ might define others.
   CosmWasm `1.1.0` or higher support this.
 - `cosmwasm_1_2` enables the `GovMsg::VoteWeighted` and `WasmMsg::Instantiate2`
   messages. Only chains running CosmWasm `1.2.0` or higher support this.
-- `cosmwasm_1_3` enables the `BankQuery::AllDenomMetadata` and
-  `BankQuery::DenomMetadata` queries, as well as
-  `DistributionQuery::DelegatorWithdrawAddress`. Only chains running CosmWasm
-  `1.3.0` or higher support this.
+- `cosmwasm_1_3` enables the `BankQuery::AllDenomMetadata`,
+  `BankQuery::DenomMetadata` and `DistributionQuery::DelegatorWithdrawAddress`
+  queries, as well as `DistributionMsg::FundCommunityPool`. Only chains running
+  CosmWasm `1.3.0` or higher support this.

packages/std/src/results/cosmos_msg.rs

@@ -111,6 +111,13 @@ pub enum DistributionMsg {
         /// The `validator_address`
         validator: String,
     },
+    /// This is translated to a [[MsgFundCommunityPool](https://github.com/cosmos/cosmos-sdk/blob/v0.42.4/proto/cosmos/distribution/v1beta1/tx.proto#LL69C1-L76C2).
+    /// `depositor` is automatically filled with the current contract's address.
+    #[cfg(feature = "cosmwasm_1_3")]
+    FundCommunityPool {
+        /// The amount to spend
+        amount: Vec<Coin>,
+    },
 }
 
 fn binary_to_string(data: &Binary, fmt: &mut std::fmt::Formatter) -> Result<(), std::fmt::Error> {
@@ -463,6 +470,39 @@ mod tests {
         }
     }
 
+    #[test]
+    #[cfg(feature = "cosmwasm_1_3")]
+    fn msg_distribution_serializes_to_correct_json() {
+        // FundCommunityPool
+        let fund_coins = vec![coin(200, "feathers"), coin(200, "stones")];
+        let fund_msg = DistributionMsg::FundCommunityPool { amount: fund_coins };
+        let fund_json = to_binary(&fund_msg).unwrap();
+        assert_eq!(
+            String::from_utf8_lossy(&fund_json),
+            r#"{"fund_community_pool":{"amount":[{"denom":"feathers","amount":"200"},{"denom":"stones","amount":"200"}]}}"#,
+        );
+
+        // SetWithdrawAddress
+        let set_msg = DistributionMsg::SetWithdrawAddress {
+            address: String::from("withdrawer"),
+        };
+        let set_json = to_binary(&set_msg).unwrap();
+        assert_eq!(
+            String::from_utf8_lossy(&set_json),
+            r#"{"set_withdraw_address":{"address":"withdrawer"}}"#,
+        );
+
+        // WithdrawDelegatorRewards
+        let withdraw_msg = DistributionMsg::WithdrawDelegatorReward {
+            validator: String::from("fancyoperator"),
+        };
+        let withdraw_json = to_binary(&withdraw_msg).unwrap();
+        assert_eq!(
+            String::from_utf8_lossy(&withdraw_json),
+            r#"{"withdraw_delegator_reward":{"validator":"fancyoperator"}}"#
+        );
+    }
+
     #[test]
     fn wasm_msg_debug_decodes_binary_string_when_possible() {
         #[cosmwasm_schema::cw_serde]