118 lines
3.2 KiB
Go
118 lines
3.2 KiB
Go
package keeper_test
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import (
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/cosmos/cosmos-sdk/x/distribution/types"
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)
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func (s *KeeperTestSuite) TestParams() {
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// default params
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communityTax := sdk.NewDecWithPrec(2, 2) // 2%
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baseProposerReward := sdk.NewDecWithPrec(1, 2) // 1%
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bonusProposerReward := sdk.NewDecWithPrec(4, 2) // 4%
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withdrawAddrEnabled := true
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testCases := []struct {
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name string
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input types.Params
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expErr bool
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expErrMsg string
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}{
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{
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name: "community tax > 1",
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input: types.Params{
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CommunityTax: sdk.NewDecWithPrec(2, 0),
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BaseProposerReward: baseProposerReward,
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BonusProposerReward: bonusProposerReward,
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WithdrawAddrEnabled: withdrawAddrEnabled,
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},
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expErr: true,
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expErrMsg: "community tax should be non-negative and less than one",
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},
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{
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name: "negative community tax",
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input: types.Params{
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CommunityTax: sdk.NewDecWithPrec(-2, 1),
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BaseProposerReward: baseProposerReward,
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BonusProposerReward: bonusProposerReward,
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WithdrawAddrEnabled: withdrawAddrEnabled,
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},
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expErr: true,
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expErrMsg: "community tax should be non-negative and less than one",
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},
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{
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name: "base proposer reward > 1",
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input: types.Params{
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CommunityTax: communityTax,
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BaseProposerReward: sdk.NewDecWithPrec(2, 0),
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BonusProposerReward: bonusProposerReward,
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WithdrawAddrEnabled: withdrawAddrEnabled,
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},
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expErr: true,
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expErrMsg: "sum of base, bonus proposer rewards, and community tax cannot be greater than one",
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},
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{
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name: "negative base proposer reward",
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input: types.Params{
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CommunityTax: communityTax,
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BaseProposerReward: sdk.NewDecWithPrec(-2, 0),
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BonusProposerReward: bonusProposerReward,
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WithdrawAddrEnabled: withdrawAddrEnabled,
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},
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expErr: true,
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expErrMsg: "base proposer reward should be positive",
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},
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{
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name: "bonus proposer reward > 1",
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input: types.Params{
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CommunityTax: communityTax,
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BaseProposerReward: baseProposerReward,
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BonusProposerReward: sdk.NewDecWithPrec(2, 0),
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WithdrawAddrEnabled: withdrawAddrEnabled,
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},
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expErr: true,
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expErrMsg: "sum of base, bonus proposer rewards, and community tax cannot be greater than one",
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},
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{
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name: "negative bonus proposer reward",
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input: types.Params{
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CommunityTax: communityTax,
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BaseProposerReward: baseProposerReward,
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BonusProposerReward: sdk.NewDecWithPrec(-2, 0),
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WithdrawAddrEnabled: withdrawAddrEnabled,
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},
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expErr: true,
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expErrMsg: "bonus proposer reward should be positive",
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},
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{
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name: "all good",
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input: types.Params{
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CommunityTax: communityTax,
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BaseProposerReward: baseProposerReward,
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BonusProposerReward: bonusProposerReward,
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WithdrawAddrEnabled: withdrawAddrEnabled,
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},
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expErr: false,
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},
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}
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for _, tc := range testCases {
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tc := tc
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s.Run(tc.name, func() {
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expected := s.distrKeeper.GetParams(s.ctx)
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err := s.distrKeeper.SetParams(s.ctx, tc.input)
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if tc.expErr {
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s.Require().Error(err)
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s.Require().Contains(err.Error(), tc.expErrMsg)
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} else {
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expected = tc.input
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s.Require().NoError(err)
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}
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params := s.distrKeeper.GetParams(s.ctx)
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s.Require().Equal(expected, params)
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})
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}
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}
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