feat(sims): Add simsx support to modules (#24145)

Co-authored-by: Alex | Interchain Labs <alex@interchainlabs.io>

x/mint/simulation/genesis.go

@@ -1,8 +1,6 @@
 package simulation
 
 import (
-	"encoding/json"
-	"fmt"
 	"math/rand"
 
 	"cosmossdk.io/math"
@@ -69,11 +67,5 @@ func RandomizedGenState(simState *module.SimulationState) {
 	params := types.NewParams(mintDenom, inflationRateChange, inflationMax, inflationMin, goalBonded, blocksPerYear)
 
 	mintGenesis := types.NewGenesisState(types.InitialMinter(inflation), params)
-
-	bz, err := json.MarshalIndent(&mintGenesis, "", " ")
-	if err != nil {
-		panic(err)
-	}
-	fmt.Printf("Selected randomly generated minting parameters:\n%s\n", bz)
 	simState.GenState[types.ModuleName] = simState.Cdc.MustMarshalJSON(mintGenesis)
 }

x/mint/simulation/msg_factory.go

@@ -0,0 +1,29 @@
+package simulation
+
+import (
+	"context"
+
+	sdkmath "cosmossdk.io/math"
+
+	"github.com/cosmos/cosmos-sdk/simsx"
+	"github.com/cosmos/cosmos-sdk/x/mint/types"
+)
+
+// MsgUpdateParamsFactory creates a gov proposal for param updates
+func MsgUpdateParamsFactory() simsx.SimMsgFactoryFn[*types.MsgUpdateParams] {
+	return func(_ context.Context, testData *simsx.ChainDataSource, reporter simsx.SimulationReporter) ([]simsx.SimAccount, *types.MsgUpdateParams) {
+		r := testData.Rand()
+		params := types.DefaultParams()
+		params.BlocksPerYear = r.Uint64InRange(1, 1_000_000)
+		params.GoalBonded = sdkmath.LegacyNewDecWithPrec(int64(r.IntInRange(1, 100)), 2)
+		params.InflationMin = sdkmath.LegacyNewDecWithPrec(int64(r.IntInRange(1, 50)), 2)
+		params.InflationMax = sdkmath.LegacyNewDecWithPrec(int64(r.IntInRange(50, 100)), 2)
+		params.InflationRateChange = sdkmath.LegacyNewDecWithPrec(int64(r.IntInRange(1, 100)), 2)
+		params.MintDenom = r.StringN(10)
+
+		return nil, &types.MsgUpdateParams{
+			Authority: testData.ModuleAccountAddress(reporter, "gov"),
+			Params:    params,
+		}
+	}
+}

x/mint/simulation/proposals.go

@@ -13,6 +13,7 @@ import (
 )
 
 // Simulation operation weights constants
+// will be removed in the future
 const (
 	DefaultWeightMsgUpdateParams int = 100
 
@@ -20,6 +21,7 @@ const (
 )
 
 // ProposalMsgs defines the module weighted proposals' contents
+// migrate to the msg factories instead, this method will be removed in the future
 func ProposalMsgs() []simtypes.WeightedProposalMsg {
 	return []simtypes.WeightedProposalMsg{
 		simulation.NewWeightedProposalMsg(
@@ -31,6 +33,7 @@ func ProposalMsgs() []simtypes.WeightedProposalMsg {
 }
 
 // SimulateMsgUpdateParams returns a random MsgUpdateParams
+// migrate to the msg factories instead, this method will be removed in the future
 func SimulateMsgUpdateParams(r *rand.Rand, _ sdk.Context, _ []simtypes.Account) sdk.Msg {
 	// use the default gov module account address as authority
 	var authority sdk.AccAddress = address.Module("gov")