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feat: add proposal simulator interface function and tests #4466

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merged 11 commits into from
Sep 7, 2023
Merged

feat: add proposal simulator interface function and tests #4466

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68bc3c1
add proposal simulator and tests
charleenfei Aug 25, 2023
5c1c655
linter
charleenfei Aug 26, 2023
3aac9c1
call proposal sim function from appmodule
charleenfei Sep 1, 2023
771e438
add transfer sim proposal
charleenfei Sep 5, 2023
7a3468f
Merge branch 'feat/govv1' into charly/issue#3151-support-proposalmsgs…
charleenfei Sep 5, 2023
75d6a17
update per pr comments
charleenfei Sep 7, 2023
00ec02d
Merge branch 'feat/govv1' into charly/issue#3151-support-proposalmsgs…
charleenfei Sep 7, 2023
9c44bdf
update authority -> signer
charleenfei Sep 7, 2023
e8fd92e
linter
charleenfei Sep 7, 2023
5eac14c
chore: add compiler assertions for module.HasProposalMsgs
colin-axner Sep 7, 2023
1c2fae1
fix: correct compiler assertion for HasProposalMsgs
colin-axner Sep 7, 2023
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5 changes: 5 additions & 0 deletions modules/apps/27-interchain-accounts/module.go
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Original file line number Diff line number Diff line change
Expand Up @@ -218,6 +218,11 @@ func (AppModule) GenerateGenesisState(simState *module.SimulationState) {
simulation.RandomizedGenState(simState)
}

// ProposalMsgs returns msgs used for governance proposals for simulations.
func (AppModule) ProposalMsgs(simState module.SimulationState) []simtypes.WeightedProposalMsg {
return simulation.ProposalMsgs()
}

// WeightedOperations is unimplemented.
func (AppModule) WeightedOperations(simState module.SimulationState) []simtypes.WeightedOperation {
return nil
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42 changes: 42 additions & 0 deletions modules/apps/27-interchain-accounts/simulation/proposals.go
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@@ -0,0 +1,42 @@
package simulation

import (
"math/rand"

sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/types/address"
simtypes "github.com/cosmos/cosmos-sdk/types/simulation"
"github.com/cosmos/cosmos-sdk/x/simulation"

"github.com/cosmos/ibc-go/v7/modules/apps/27-interchain-accounts/host/types"
)

// Simulation operation weights constants
const (
DefaultWeightMsgUpdateParams int = 100

OpWeightMsgUpdateParams = "op_weight_msg_update_params" // #nosec
)

// ProposalMsgs defines the module weighted proposals' contents
func ProposalMsgs() []simtypes.WeightedProposalMsg {
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return []simtypes.WeightedProposalMsg{
simulation.NewWeightedProposalMsg(
OpWeightMsgUpdateParams,
DefaultWeightMsgUpdateParams,
SimulateMsgUpdateParams,
),
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}
}

// SimulateMsgUpdateParams returns a random MsgUpdateParams
func SimulateMsgUpdateParams(r *rand.Rand, _ sdk.Context, _ []simtypes.Account) sdk.Msg {
var authority sdk.AccAddress = address.Module("gov")
params := types.DefaultParams()
params.HostEnabled = false
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Should we randomise this value as SDK does?

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@charleenfei charleenfei Sep 7, 2023 •
edited
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sure, we can do this! I guess I just wanted to keep it one value to make testing easier 😅

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opened this tracking issue

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I think the purpose of simulations is that it performs random operations, we don't utilize simulations so this is mostly for chains which run sdk simulations


return &types.MsgUpdateParams{
Authority: authority.String(),
Params: params,
}
}
42 changes: 42 additions & 0 deletions modules/apps/27-interchain-accounts/simulation/proposals_test.go
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@@ -0,0 +1,42 @@
package simulation_test

import (
"math/rand"
"testing"

"github.com/stretchr/testify/require"

sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/types/address"
simtypes "github.com/cosmos/cosmos-sdk/types/simulation"

cmtproto "github.com/cometbft/cometbft/proto/tendermint/types"

"github.com/cosmos/ibc-go/v7/modules/apps/27-interchain-accounts/host/types"
"github.com/cosmos/ibc-go/v7/modules/apps/27-interchain-accounts/simulation"
)

func TestProposalMsgs(t *testing.T) {
// initialize parameters
s := rand.NewSource(1)
r := rand.New(s)

ctx := sdk.NewContext(nil, cmtproto.Header{}, true, nil)
accounts := simtypes.RandomAccounts(r, 3)

// execute ProposalMsgs function
weightedProposalMsgs := simulation.ProposalMsgs()
require.Equal(t, len(weightedProposalMsgs), 1)
w0 := weightedProposalMsgs[0]

// tests w0 interface:
require.Equal(t, simulation.OpWeightMsgUpdateParams, w0.AppParamsKey())
require.Equal(t, simulation.DefaultWeightMsgUpdateParams, w0.DefaultWeight())

msg := w0.MsgSimulatorFn()(r, ctx, accounts)
msgUpdateParams, ok := msg.(*types.MsgUpdateParams)
require.True(t, ok)

require.Equal(t, sdk.AccAddress(address.Module("gov")).String(), msgUpdateParams.Authority)
require.Equal(t, msgUpdateParams.Params.HostEnabled, false)
}
5 changes: 5 additions & 0 deletions modules/core/module.go
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Original file line number Diff line number Diff line change
Expand Up @@ -190,6 +190,11 @@ func (AppModule) GenerateGenesisState(simState *module.SimulationState) {
simulation.RandomizedGenState(simState)
}

// ProposalMsgs returns msgs used for governance proposals for simulations.
func (AppModule) ProposalMsgs(simState module.SimulationState) []simtypes.WeightedProposalMsg {
return simulation.ProposalMsgs()
}

// RegisterStoreDecoder registers a decoder for ibc module's types
func (am AppModule) RegisterStoreDecoder(sdr sdk.StoreDecoderRegistry) {
sdr[exported.StoreKey] = simulation.NewDecodeStore(*am.keeper)
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42 changes: 42 additions & 0 deletions modules/core/simulation/proposals.go
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@@ -0,0 +1,42 @@
package simulation

import (
"math/rand"

sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/types/address"
simtypes "github.com/cosmos/cosmos-sdk/types/simulation"
"github.com/cosmos/cosmos-sdk/x/simulation"

"github.com/cosmos/ibc-go/v7/modules/core/02-client/types"
)

// Simulation operation weights constants
const (
DefaultWeightMsgUpdateParams int = 100

OpWeightMsgUpdateParams = "op_weight_msg_update_params" // #nosec
)

// ProposalMsgs defines the module weighted proposals' contents
func ProposalMsgs() []simtypes.WeightedProposalMsg {
return []simtypes.WeightedProposalMsg{
simulation.NewWeightedProposalMsg(
OpWeightMsgUpdateParams,
DefaultWeightMsgUpdateParams,
SimulateMsgUpdateParams,
),
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}
}

// SimulateMsgUpdateParams returns a random MsgUpdateParams
func SimulateMsgUpdateParams(r *rand.Rand, _ sdk.Context, _ []simtypes.Account) sdk.Msg {
var authority sdk.AccAddress = address.Module("gov")
params := types.DefaultParams()
params.AllowedClients = []string{"06-solomachine", "07-tendermint"}

return &types.MsgUpdateParams{
Authority: authority.String(),
Params: params,
}
}
43 changes: 43 additions & 0 deletions modules/core/simulation/proposals_test.go
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@@ -0,0 +1,43 @@
package simulation_test

import (
"math/rand"
"testing"

"github.com/stretchr/testify/require"

sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/types/address"
simtypes "github.com/cosmos/cosmos-sdk/types/simulation"

cmtproto "github.com/cometbft/cometbft/proto/tendermint/types"

"github.com/cosmos/ibc-go/v7/modules/core/02-client/types"
"github.com/cosmos/ibc-go/v7/modules/core/simulation"
)

func TestProposalMsgs(t *testing.T) {
// initialize parameters
s := rand.NewSource(1)
r := rand.New(s)

ctx := sdk.NewContext(nil, cmtproto.Header{}, true, nil)
accounts := simtypes.RandomAccounts(r, 3)

// execute ProposalMsgs function
weightedProposalMsgs := simulation.ProposalMsgs()
require.Equal(t, len(weightedProposalMsgs), 1)

w0 := weightedProposalMsgs[0]

// tests w0 interface:
require.Equal(t, simulation.OpWeightMsgUpdateParams, w0.AppParamsKey())
require.Equal(t, simulation.DefaultWeightMsgUpdateParams, w0.DefaultWeight())

msg := w0.MsgSimulatorFn()(r, ctx, accounts)
msgUpdateParams, ok := msg.(*types.MsgUpdateParams)
require.True(t, ok)

require.Equal(t, sdk.AccAddress(address.Module("gov")).String(), msgUpdateParams.Authority)
require.EqualValues(t, msgUpdateParams.Params.AllowedClients, []string{"06-solomachine", "07-tendermint"})
}