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refactor: move x/{moduleName}/test{ModuleName} to x/{moduleName}/testutil #13427

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merged 6 commits into from
Oct 2, 2022
Merged

refactor: move x/{moduleName}/test{ModuleName} to x/{moduleName}/testutil #13427

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52fb81e
refactor: move `x/{moduleName}/test{ModuleName}` to `x/{moduleName}/t…
julienrbrt Sep 30, 2022
eb6fefa
updates
julienrbrt Sep 30, 2022
8a478d1
updates
julienrbrt Sep 30, 2022
37acc26
Merge branch 'main' into julien/tests
julienrbrt Sep 30, 2022
8b0ef7a
updates
julienrbrt Oct 2, 2022
55865e4
Merge branch 'main' into julien/tests
julienrbrt Oct 2, 2022
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2 changes: 2 additions & 0 deletions CHANGELOG.md
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Expand Up @@ -108,6 +108,8 @@ Ref: https://keepachangelog.com/en/1.0.0/

### API Breaking Changes

* (x/slashing) [#13427](https://github.com/cosmos/cosmos-sdk/pull/13427) Move `x/slashing/testslashing` to `x/slashing/testutil` for consistency with other modules.
* (x/staking) [#13427](https://github.com/cosmos/cosmos-sdk/pull/13427) Move `x/staking/teststaking` to `x/staking/testutil` for consistency with other modules.
* (simapp) [#13402](https://github.com/cosmos/cosmos-sdk/pull/13402) Move simulation flags to `x/simulation/client/cli`.
* (simapp) [#13402](https://github.com/cosmos/cosmos-sdk/pull/13402) Move simulation helpers functions (`SetupSimulation`, `SimulationOperations`, `CheckExportSimulation`, `PrintStats`, `GetSimulationLog`) to `testutil/sims`.
* (simapp) [#13402](https://github.com/cosmos/cosmos-sdk/pull/13402) Move `testutil/rest` package to `testutil`.
Expand Down
3 changes: 0 additions & 3 deletions tests/integration/bank/keeper/keeper_test.go
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Expand Up @@ -138,9 +138,6 @@ func (suite *IntegrationTestSuite) SetupTest() {
suite.ctx = app.BaseApp.NewContext(false, tmproto.Header{Time: time.Now()})
suite.fetchStoreKey = app.UnsafeFindStoreKey

// suite.Require().NoError(suite.accountKeeper.SetParams(suite.ctx, authtypes.DefaultParams()))
suite.Require().NoError(suite.bankKeeper.SetParams(suite.ctx, types.DefaultParams()))
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We don't need to set params here, given that we use an app.


queryHelper := baseapp.NewQueryServerTestHelper(suite.ctx, interfaceRegistry)
types.RegisterQueryServer(queryHelper, suite.bankKeeper)
queryClient := types.NewQueryClient(queryHelper)
Expand Down
8 changes: 4 additions & 4 deletions tests/integration/distribution/keeper/allocation_test.go
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Expand Up @@ -18,7 +18,7 @@ import (
"github.com/cosmos/cosmos-sdk/x/distribution/testutil"
disttypes "github.com/cosmos/cosmos-sdk/x/distribution/types"
stakingkeeper "github.com/cosmos/cosmos-sdk/x/staking/keeper"
"github.com/cosmos/cosmos-sdk/x/staking/teststaking"
stakingtestutil "github.com/cosmos/cosmos-sdk/x/staking/testutil"
stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
)

Expand All @@ -40,7 +40,7 @@ func TestAllocateTokensToValidatorWithCommission(t *testing.T) {

addrs := simtestutil.AddTestAddrs(bankKeeper, stakingKeeper, ctx, 3, sdk.NewInt(1234))
valAddrs := simtestutil.ConvertAddrsToValAddrs(addrs)
tstaking := teststaking.NewHelper(t, ctx, stakingKeeper)
tstaking := stakingtestutil.NewHelper(t, ctx, stakingKeeper)

// create validator with 50% commission
tstaking.Commission = stakingtypes.NewCommissionRates(sdk.NewDecWithPrec(5, 1), sdk.NewDecWithPrec(5, 1), math.LegacyNewDec(0))
Expand Down Expand Up @@ -86,7 +86,7 @@ func TestAllocateTokensToManyValidators(t *testing.T) {

addrs := simtestutil.AddTestAddrs(bankKeeper, stakingKeeper, ctx, 2, sdk.NewInt(1234))
valAddrs := simtestutil.ConvertAddrsToValAddrs(addrs)
tstaking := teststaking.NewHelper(t, ctx, stakingKeeper)
tstaking := stakingtestutil.NewHelper(t, ctx, stakingKeeper)

// create validator with 50% commission
tstaking.Commission = stakingtypes.NewCommissionRates(sdk.NewDecWithPrec(5, 1), sdk.NewDecWithPrec(5, 1), math.LegacyNewDec(0))
Expand Down Expand Up @@ -179,7 +179,7 @@ func TestAllocateTokensTruncation(t *testing.T) {

addrs := simtestutil.AddTestAddrs(bankKeeper, stakingKeeper, ctx, 3, sdk.NewInt(1234))
valAddrs := simtestutil.ConvertAddrsToValAddrs(addrs)
tstaking := teststaking.NewHelper(t, ctx, stakingKeeper)
tstaking := stakingtestutil.NewHelper(t, ctx, stakingKeeper)

// create validator with 10% commission
tstaking.Commission = stakingtypes.NewCommissionRates(sdk.NewDecWithPrec(1, 1), sdk.NewDecWithPrec(1, 1), math.LegacyNewDec(0))
Expand Down
20 changes: 10 additions & 10 deletions tests/integration/distribution/keeper/delegation_test.go
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Expand Up @@ -16,7 +16,7 @@ import (
"github.com/cosmos/cosmos-sdk/x/distribution/testutil"
"github.com/cosmos/cosmos-sdk/x/staking"
stakingkeeper "github.com/cosmos/cosmos-sdk/x/staking/keeper"
"github.com/cosmos/cosmos-sdk/x/staking/teststaking"
stakingtestutil "github.com/cosmos/cosmos-sdk/x/staking/testutil"
stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
)

Expand All @@ -38,7 +38,7 @@ func TestCalculateRewardsBasic(t *testing.T) {

distrKeeper.DeleteAllValidatorHistoricalRewards(ctx)

tstaking := teststaking.NewHelper(t, ctx, stakingKeeper)
tstaking := stakingtestutil.NewHelper(t, ctx, stakingKeeper)

addr := simtestutil.AddTestAddrs(bankKeeper, stakingKeeper, ctx, 2, sdk.NewInt(1000))
valAddrs := simtestutil.ConvertAddrsToValAddrs(addr)
Expand Down Expand Up @@ -107,7 +107,7 @@ func TestCalculateRewardsAfterSlash(t *testing.T) {

addr := simtestutil.AddTestAddrs(bankKeeper, stakingKeeper, ctx, 2, sdk.NewInt(100000000))
valAddrs := simtestutil.ConvertAddrsToValAddrs(addr)
tstaking := teststaking.NewHelper(t, ctx, stakingKeeper)
tstaking := stakingtestutil.NewHelper(t, ctx, stakingKeeper)

// create validator with 50% commission
tstaking.Commission = stakingtypes.NewCommissionRates(sdk.NewDecWithPrec(5, 1), sdk.NewDecWithPrec(5, 1), math.LegacyNewDec(0))
Expand Down Expand Up @@ -180,7 +180,7 @@ func TestCalculateRewardsAfterManySlashes(t *testing.T) {

ctx := app.BaseApp.NewContext(false, tmproto.Header{})

tstaking := teststaking.NewHelper(t, ctx, stakingKeeper)
tstaking := stakingtestutil.NewHelper(t, ctx, stakingKeeper)
addr := simtestutil.AddTestAddrs(bankKeeper, stakingKeeper, ctx, 2, sdk.NewInt(100000000))
valAddrs := simtestutil.ConvertAddrsToValAddrs(addr)

Expand Down Expand Up @@ -267,7 +267,7 @@ func TestCalculateRewardsMultiDelegator(t *testing.T) {

ctx := app.BaseApp.NewContext(false, tmproto.Header{})

tstaking := teststaking.NewHelper(t, ctx, stakingKeeper)
tstaking := stakingtestutil.NewHelper(t, ctx, stakingKeeper)
addr := simtestutil.AddTestAddrs(bankKeeper, stakingKeeper, ctx, 2, sdk.NewInt(100000000))
valAddrs := simtestutil.ConvertAddrsToValAddrs(addr)

Expand Down Expand Up @@ -350,7 +350,7 @@ func TestWithdrawDelegationRewardsBasic(t *testing.T) {
balanceTokens := stakingKeeper.TokensFromConsensusPower(ctx, balancePower)
addr := simtestutil.AddTestAddrs(bankKeeper, stakingKeeper, ctx, 1, sdk.NewInt(1000000000))
valAddrs := simtestutil.ConvertAddrsToValAddrs(addr)
tstaking := teststaking.NewHelper(t, ctx, stakingKeeper)
tstaking := stakingtestutil.NewHelper(t, ctx, stakingKeeper)

// set module account coins
distrAcc := distrKeeper.GetDistributionAccount(ctx)
Expand Down Expand Up @@ -431,7 +431,7 @@ func TestCalculateRewardsAfterManySlashesInSameBlock(t *testing.T) {

addr := simtestutil.AddTestAddrs(bankKeeper, stakingKeeper, ctx, 1, sdk.NewInt(1000000000))
valAddrs := simtestutil.ConvertAddrsToValAddrs(addr)
tstaking := teststaking.NewHelper(t, ctx, stakingKeeper)
tstaking := stakingtestutil.NewHelper(t, ctx, stakingKeeper)

// create validator with 50% commission
valPower := int64(100)
Expand Down Expand Up @@ -509,7 +509,7 @@ func TestCalculateRewardsMultiDelegatorMultiSlash(t *testing.T) {

ctx := app.BaseApp.NewContext(false, tmproto.Header{})

tstaking := teststaking.NewHelper(t, ctx, stakingKeeper)
tstaking := stakingtestutil.NewHelper(t, ctx, stakingKeeper)
addr := simtestutil.AddTestAddrs(bankKeeper, stakingKeeper, ctx, 2, sdk.NewInt(1000000000))
valAddrs := simtestutil.ConvertAddrsToValAddrs(addr)

Expand Down Expand Up @@ -599,7 +599,7 @@ func TestCalculateRewardsMultiDelegatorMultWithdraw(t *testing.T) {

distrKeeper.DeleteAllValidatorHistoricalRewards(ctx)

tstaking := teststaking.NewHelper(t, ctx, stakingKeeper)
tstaking := stakingtestutil.NewHelper(t, ctx, stakingKeeper)
addr := simtestutil.AddTestAddrs(bankKeeper, stakingKeeper, ctx, 2, sdk.NewInt(1000000000))
valAddrs := simtestutil.ConvertAddrsToValAddrs(addr)
initial := int64(20)
Expand Down Expand Up @@ -758,7 +758,7 @@ func Test100PercentCommissionReward(t *testing.T) {

ctx := app.BaseApp.NewContext(false, tmproto.Header{})

tstaking := teststaking.NewHelper(t, ctx, stakingKeeper)
tstaking := stakingtestutil.NewHelper(t, ctx, stakingKeeper)
addr := simtestutil.AddTestAddrs(bankKeeper, stakingKeeper, ctx, 2, sdk.NewInt(1000000000))
valAddrs := simtestutil.ConvertAddrsToValAddrs(addr)
initial := int64(20)
Expand Down
6 changes: 2 additions & 4 deletions tests/integration/distribution/keeper/grpc_query_test.go
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Expand Up @@ -21,7 +21,7 @@ import (
"github.com/cosmos/cosmos-sdk/x/distribution/types"
"github.com/cosmos/cosmos-sdk/x/staking"
stakingkeeper "github.com/cosmos/cosmos-sdk/x/staking/keeper"
"github.com/cosmos/cosmos-sdk/x/staking/teststaking"
stakingtestutil "github.com/cosmos/cosmos-sdk/x/staking/testutil"
stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
)

Expand Down Expand Up @@ -60,8 +60,6 @@ func (suite *KeeperTestSuite) SetupTest() {

suite.addrs = simtestutil.AddTestAddrs(suite.bankKeeper, suite.stakingKeeper, ctx, 2, sdk.NewInt(1000000000))
suite.valAddrs = simtestutil.ConvertAddrsToValAddrs(suite.addrs)

suite.NoError(suite.distrKeeper.SetParams(suite.ctx, types.DefaultParams()))
suite.msgServer = keeper.NewMsgServerImpl(suite.distrKeeper)
}

Expand Down Expand Up @@ -362,7 +360,7 @@ func (suite *KeeperTestSuite) TestGRPCValidatorSlashes() {
func (suite *KeeperTestSuite) TestGRPCDelegationRewards() {
ctx, addrs, valAddrs := suite.ctx, suite.addrs, suite.valAddrs

tstaking := teststaking.NewHelper(suite.T(), ctx, suite.stakingKeeper)
tstaking := stakingtestutil.NewHelper(suite.T(), ctx, suite.stakingKeeper)
tstaking.Commission = stakingtypes.NewCommissionRates(sdk.NewDecWithPrec(5, 1), sdk.NewDecWithPrec(5, 1), math.LegacyNewDec(0))
tstaking.CreateValidator(valAddrs[0], valConsPk0, sdk.NewInt(100), true)

Expand Down
24 changes: 7 additions & 17 deletions tests/integration/slashing/keeper/keeper_test.go
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Expand Up @@ -10,19 +10,16 @@ import (
"github.com/cosmos/cosmos-sdk/baseapp"
simtestutil "github.com/cosmos/cosmos-sdk/testutil/sims"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/x/slashing/testslashing"
"github.com/cosmos/cosmos-sdk/x/slashing/testutil"
"github.com/cosmos/cosmos-sdk/x/staking"
"github.com/cosmos/cosmos-sdk/x/staking/teststaking"

authkeeper "github.com/cosmos/cosmos-sdk/x/auth/keeper"
bankkeeper "github.com/cosmos/cosmos-sdk/x/bank/keeper"
slashingkeeper "github.com/cosmos/cosmos-sdk/x/slashing/keeper"
stakingkeeper "github.com/cosmos/cosmos-sdk/x/staking/keeper"
stakingtestutil "github.com/cosmos/cosmos-sdk/x/staking/testutil"

codectypes "github.com/cosmos/cosmos-sdk/codec/types"
authtypes "github.com/cosmos/cosmos-sdk/x/auth/types"
banktypes "github.com/cosmos/cosmos-sdk/x/bank/types"
slashingtypes "github.com/cosmos/cosmos-sdk/x/slashing/types"
stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
)
Expand Down Expand Up @@ -57,10 +54,8 @@ func (s *KeeperTestSuite) SetupTest() {

ctx := app.BaseApp.NewContext(false, tmproto.Header{})

s.accountKeeper.SetParams(ctx, authtypes.DefaultParams())
s.bankKeeper.SetParams(ctx, banktypes.DefaultParams())
s.slashingKeeper.SetParams(ctx, testslashing.TestParams())

// TestParams set the SignedBlocksWindow to 1000 and MaxMissedBlocksPerWindow to 500
s.slashingKeeper.SetParams(ctx, testutil.TestParams())
addrDels := simtestutil.AddTestAddrsIncremental(s.bankKeeper, s.stakingKeeper, ctx, 5, s.stakingKeeper.TokensFromConsensusPower(ctx, 200))

info1 := slashingtypes.NewValidatorSigningInfo(sdk.ConsAddress(addrDels[0]), int64(4), int64(3),
Expand Down Expand Up @@ -91,7 +86,7 @@ func (s *KeeperTestSuite) TestUnJailNotBonded() {
addrDels := simtestutil.AddTestAddrsIncremental(s.bankKeeper, s.stakingKeeper, ctx, 6, s.stakingKeeper.TokensFromConsensusPower(ctx, 200))
valAddrs := simtestutil.ConvertAddrsToValAddrs(addrDels)
pks := simtestutil.CreateTestPubKeys(6)
tstaking := teststaking.NewHelper(s.T(), ctx, s.stakingKeeper)
tstaking := stakingtestutil.NewHelper(s.T(), ctx, s.stakingKeeper)

// create max (5) validators all with the same power
for i := uint32(0); i < p.MaxValidators; i++ {
Expand Down Expand Up @@ -153,7 +148,7 @@ func (s *KeeperTestSuite) TestHandleNewValidator() {
valAddrs := simtestutil.ConvertAddrsToValAddrs(addrDels)
pks := simtestutil.CreateTestPubKeys(1)
addr, val := valAddrs[0], pks[0]
tstaking := teststaking.NewHelper(s.T(), ctx, s.stakingKeeper)
tstaking := stakingtestutil.NewHelper(s.T(), ctx, s.stakingKeeper)
ctx = ctx.WithBlockHeight(s.slashingKeeper.SignedBlocksWindow(ctx) + 1)

// Validator created
Expand Down Expand Up @@ -192,15 +187,14 @@ func (s *KeeperTestSuite) TestHandleNewValidator() {
// Ensure that they're only slashed once
func (s *KeeperTestSuite) TestHandleAlreadyJailed() {
// initial setup

ctx := s.ctx

addrDels := simtestutil.AddTestAddrsIncremental(s.bankKeeper, s.stakingKeeper, ctx, 1, s.stakingKeeper.TokensFromConsensusPower(ctx, 200))
valAddrs := simtestutil.ConvertAddrsToValAddrs(addrDels)
pks := simtestutil.CreateTestPubKeys(1)
addr, val := valAddrs[0], pks[0]
power := int64(100)
tstaking := teststaking.NewHelper(s.T(), ctx, s.stakingKeeper)
tstaking := stakingtestutil.NewHelper(s.T(), ctx, s.stakingKeeper)

amt := tstaking.CreateValidatorWithValPower(addr, val, power, true)

Expand Down Expand Up @@ -244,11 +238,7 @@ func (s *KeeperTestSuite) TestHandleAlreadyJailed() {
// the start height of the signing info is reset correctly
func (s *KeeperTestSuite) TestValidatorDippingInAndOut() {
// initial setup
// TestParams set the SignedBlocksWindow to 1000 and MaxMissedBlocksPerWindow to 500

ctx := s.ctx
s.slashingKeeper.SetParams(ctx, testslashing.TestParams())

params := s.stakingKeeper.GetParams(ctx)
params.MaxValidators = 1
s.stakingKeeper.SetParams(ctx, params)
Expand All @@ -259,7 +249,7 @@ func (s *KeeperTestSuite) TestValidatorDippingInAndOut() {

addr, val := pks[0].Address(), pks[0]
consAddr := sdk.ConsAddress(addr)
tstaking := teststaking.NewHelper(s.T(), ctx, s.stakingKeeper)
tstaking := stakingtestutil.NewHelper(s.T(), ctx, s.stakingKeeper)
valAddr := sdk.ValAddress(addr)

tstaking.CreateValidatorWithValPower(valAddr, val, power, true)
Expand Down
6 changes: 3 additions & 3 deletions tests/integration/staking/keeper/common_test.go
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Expand Up @@ -15,7 +15,7 @@ import (
authtypes "github.com/cosmos/cosmos-sdk/x/auth/types"
govtypes "github.com/cosmos/cosmos-sdk/x/gov/types"
"github.com/cosmos/cosmos-sdk/x/staking/keeper"
"github.com/cosmos/cosmos-sdk/x/staking/teststaking"
"github.com/cosmos/cosmos-sdk/x/staking/testutil"
"github.com/cosmos/cosmos-sdk/x/staking/types"
)

Expand Down Expand Up @@ -67,8 +67,8 @@ func createValidators(t *testing.T, ctx sdk.Context, app *simapp.SimApp, powers
authtypes.NewModuleAddress(govtypes.ModuleName).String(),
)

val1 := teststaking.NewValidator(t, valAddrs[0], pks[0])
val2 := teststaking.NewValidator(t, valAddrs[1], pks[1])
val1 := testutil.NewValidator(t, valAddrs[0], pks[0])
val2 := testutil.NewValidator(t, valAddrs[1], pks[1])
vals := []types.Validator{val1, val2}

app.StakingKeeper.SetValidator(ctx, val1)
Expand Down
8 changes: 4 additions & 4 deletions tests/integration/staking/keeper/delegation_test.go
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Expand Up @@ -10,9 +10,9 @@ import (
"cosmossdk.io/simapp"
simtestutil "github.com/cosmos/cosmos-sdk/testutil/sims"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/x/bank/testutil"
banktestutil "github.com/cosmos/cosmos-sdk/x/bank/testutil"
"github.com/cosmos/cosmos-sdk/x/staking/keeper"
"github.com/cosmos/cosmos-sdk/x/staking/teststaking"
"github.com/cosmos/cosmos-sdk/x/staking/testutil"
"github.com/cosmos/cosmos-sdk/x/staking/types"
)

Expand All @@ -27,11 +27,11 @@ func TestUnbondingDelegationsMaxEntries(t *testing.T) {
bondDenom := app.StakingKeeper.BondDenom(ctx)
notBondedPool := app.StakingKeeper.GetNotBondedPool(ctx)

require.NoError(t, testutil.FundModuleAccount(app.BankKeeper, ctx, notBondedPool.GetName(), sdk.NewCoins(sdk.NewCoin(bondDenom, startTokens))))
require.NoError(t, banktestutil.FundModuleAccount(app.BankKeeper, ctx, notBondedPool.GetName(), sdk.NewCoins(sdk.NewCoin(bondDenom, startTokens))))
app.AccountKeeper.SetModuleAccount(ctx, notBondedPool)

// create a validator and a delegator to that validator
validator := teststaking.NewValidator(t, addrVals[0], PKs[0])
validator := testutil.NewValidator(t, addrVals[0], PKs[0])

validator, issuedShares := validator.AddTokensFromDel(startTokens)
require.Equal(t, startTokens, issuedShares.RoundInt())
Expand Down
18 changes: 0 additions & 18 deletions tests/integration/staking/keeper/keeper_test.go
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Expand Up @@ -3,7 +3,6 @@ package keeper_test
import (
"testing"

"github.com/stretchr/testify/require"
"github.com/stretchr/testify/suite"

tmproto "github.com/tendermint/tendermint/proto/tendermint/types"
Expand Down Expand Up @@ -54,23 +53,6 @@ func (suite *IntegrationTestSuite) SetupTest() {
suite.app, suite.ctx, suite.queryClient, suite.addrs, suite.vals = app, ctx, queryClient, addrs, validators
}

func TestParams(t *testing.T) {
app := simapp.Setup(t, false)
ctx := app.BaseApp.NewContext(false, tmproto.Header{})

expParams := types.DefaultParams()

// check that the empty keeper loads the default
resParams := app.StakingKeeper.GetParams(ctx)
require.True(t, expParams.Equal(resParams))

// modify a params, save, and retrieve
expParams.MaxValidators = 777
app.StakingKeeper.SetParams(ctx, expParams)
resParams = app.StakingKeeper.GetParams(ctx)
require.True(t, expParams.Equal(resParams))
}

func TestIntegrationTestSuite(t *testing.T) {
suite.Run(t, new(IntegrationTestSuite))
}
27 changes: 27 additions & 0 deletions tests/integration/staking/keeper/params_test.go
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@@ -0,0 +1,27 @@
package keeper

import (
"testing"

"cosmossdk.io/simapp"
"github.com/cosmos/cosmos-sdk/x/staking/types"
"github.com/stretchr/testify/require"
tmproto "github.com/tendermint/tendermint/proto/tendermint/types"
)

func TestParams(t *testing.T) {
app := simapp.Setup(t, false)
ctx := app.BaseApp.NewContext(false, tmproto.Header{})

expParams := types.DefaultParams()

// check that the empty keeper loads the default
resParams := app.StakingKeeper.GetParams(ctx)
require.True(t, expParams.Equal(resParams))

// modify a params, save, and retrieve
expParams.MaxValidators = 777
app.StakingKeeper.SetParams(ctx, expParams)
resParams = app.StakingKeeper.GetParams(ctx)
require.True(t, expParams.Equal(resParams))
}
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