cosmos-sdk/x/params/proposal_handler_test.go
2022-06-16 01:21:53 +02:00

108 lines
2.9 KiB
Go

package params_test
import (
"testing"
"github.com/stretchr/testify/suite"
tmproto "github.com/tendermint/tendermint/proto/tendermint/types"
simtestutil "github.com/cosmos/cosmos-sdk/testutil/sims"
sdk "github.com/cosmos/cosmos-sdk/types"
govv1beta1 "github.com/cosmos/cosmos-sdk/x/gov/types/v1beta1"
"github.com/cosmos/cosmos-sdk/x/params"
"github.com/cosmos/cosmos-sdk/x/params/keeper"
"github.com/cosmos/cosmos-sdk/x/params/testutil"
"github.com/cosmos/cosmos-sdk/x/params/types/proposal"
stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
)
// StakingKeeper defines the expected staking keeper
type StakingKeeper interface {
MaxValidators(ctx sdk.Context) (res uint32)
}
type HandlerTestSuite struct {
suite.Suite
ctx sdk.Context
govHandler govv1beta1.Handler
stakingKeeper StakingKeeper
}
func (suite *HandlerTestSuite) SetupTest() {
var paramsKeeper keeper.Keeper
app, err := simtestutil.Setup(
testutil.AppConfig,
&paramsKeeper,
&suite.stakingKeeper,
)
suite.Require().NoError(err)
suite.ctx = app.BaseApp.NewContext(false, tmproto.Header{})
suite.govHandler = params.NewParamChangeProposalHandler(paramsKeeper)
}
func TestHandlerTestSuite(t *testing.T) {
suite.Run(t, new(HandlerTestSuite))
}
func testProposal(changes ...proposal.ParamChange) *proposal.ParameterChangeProposal {
return proposal.NewParameterChangeProposal("title", "description", changes)
}
func (suite *HandlerTestSuite) TestProposalHandler() {
testCases := []struct {
name string
proposal *proposal.ParameterChangeProposal
onHandle func()
expErr bool
}{
{
"all fields",
testProposal(proposal.NewParamChange(stakingtypes.ModuleName, string(stakingtypes.KeyMaxValidators), "1")),
func() {
maxVals := suite.stakingKeeper.MaxValidators(suite.ctx)
suite.Require().Equal(uint32(1), maxVals)
},
false,
},
{
"invalid type",
testProposal(proposal.NewParamChange(stakingtypes.ModuleName, string(stakingtypes.KeyMaxValidators), "-")),
func() {},
true,
},
// {
// "omit empty fields",
// testProposal(proposal.ParamChange{
// Subspace: govtypes.ModuleName,
// Key: string(govv1.ParamStoreKeyDepositParams),
// Value: `{"min_deposit": [{"denom": "uatom","amount": "64000000"}], "max_deposit_period": "172800000000000"}`,
// }),
// func() {
// depositParams := suite.app.GovKeeper.GetDepositParams(suite.ctx)
// defaultPeriod := govv1.DefaultPeriod
// suite.Require().Equal(govv1.DepositParams{
// MinDeposit: sdk.NewCoins(sdk.NewCoin("uatom", sdk.NewInt(64000000))),
// MaxDepositPeriod: &defaultPeriod,
// }, depositParams)
// },
// false,
// },
}
for _, tc := range testCases {
tc := tc
suite.Run(tc.name, func() {
err := suite.govHandler(suite.ctx, tc.proposal)
if tc.expErr {
suite.Require().Error(err)
} else {
suite.Require().NoError(err)
tc.onHandle()
}
})
}
}