e2c91fc1d7
## Description Closes part of: https://github.com/cosmos/cosmos-sdk/issues/14405 --- ### Author Checklist *All items are required. Please add a note to the item if the item is not applicable and please add links to any relevant follow up issues.* I have... * [ ] included the correct [type prefix](https://github.com/commitizen/conventional-commit-types/blob/v3.0.0/index.json) in the PR title * [ ] added `!` to the type prefix if API or client breaking change * [ ] targeted the correct branch (see [PR Targeting](https://github.com/cosmos/cosmos-sdk/blob/main/CONTRIBUTING.md#pr-targeting)) * [ ] provided a link to the relevant issue or specification * [ ] followed the guidelines for [building modules](https://github.com/cosmos/cosmos-sdk/blob/main/docs/docs/building-modules) * [ ] included the necessary unit and integration [tests](https://github.com/cosmos/cosmos-sdk/blob/main/CONTRIBUTING.md#testing) * [ ] added a changelog entry to `CHANGELOG.md` * [ ] included comments for [documenting Go code](https://blog.golang.org/godoc) * [ ] updated the relevant documentation or specification * [ ] reviewed "Files changed" and left comments if necessary * [ ] confirmed all CI checks have passed ### Reviewers Checklist *All items are required. Please add a note if the item is not applicable and please add your handle next to the items reviewed if you only reviewed selected items.* I have... * [ ] confirmed the correct [type prefix](https://github.com/commitizen/conventional-commit-types/blob/v3.0.0/index.json) in the PR title * [ ] confirmed `!` in the type prefix if API or client breaking change * [ ] confirmed all author checklist items have been addressed * [ ] reviewed state machine logic * [ ] reviewed API design and naming * [ ] reviewed documentation is accurate * [ ] reviewed tests and test coverage * [ ] manually tested (if applicable)
85 lines
3.0 KiB
Go
85 lines
3.0 KiB
Go
package simulation_test
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import (
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"encoding/json"
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"math/rand"
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"testing"
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"github.com/stretchr/testify/require"
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"cosmossdk.io/math"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/cosmos/cosmos-sdk/types/module"
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moduletestutil "github.com/cosmos/cosmos-sdk/types/module/testutil"
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simtypes "github.com/cosmos/cosmos-sdk/types/simulation"
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"github.com/cosmos/cosmos-sdk/x/mint"
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"github.com/cosmos/cosmos-sdk/x/mint/simulation"
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"github.com/cosmos/cosmos-sdk/x/mint/types"
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)
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// TestRandomizedGenState tests the normal scenario of applying RandomizedGenState.
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// Abonormal scenarios are not tested here.
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func TestRandomizedGenState(t *testing.T) {
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encCfg := moduletestutil.MakeTestEncodingConfig(mint.AppModuleBasic{})
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s := rand.NewSource(1)
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r := rand.New(s)
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simState := module.SimulationState{
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AppParams: make(simtypes.AppParams),
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Cdc: encCfg.Codec,
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Rand: r,
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NumBonded: 3,
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BondDenom: sdk.DefaultBondDenom,
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Accounts: simtypes.RandomAccounts(r, 3),
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InitialStake: math.NewInt(1000),
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GenState: make(map[string]json.RawMessage),
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}
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simulation.RandomizedGenState(&simState)
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var mintGenesis types.GenesisState
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simState.Cdc.MustUnmarshalJSON(simState.GenState[types.ModuleName], &mintGenesis)
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dec1, _ := math.LegacyNewDecFromStr("0.670000000000000000")
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dec2, _ := math.LegacyNewDecFromStr("0.200000000000000000")
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dec3, _ := math.LegacyNewDecFromStr("0.070000000000000000")
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require.Equal(t, uint64(6311520), mintGenesis.Params.BlocksPerYear)
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require.Equal(t, dec1, mintGenesis.Params.GoalBonded)
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require.Equal(t, dec2, mintGenesis.Params.InflationMax)
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require.Equal(t, dec3, mintGenesis.Params.InflationMin)
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require.Equal(t, "stake", mintGenesis.Params.MintDenom)
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require.Equal(t, "0stake", mintGenesis.Minter.BlockProvision(mintGenesis.Params).String())
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require.Equal(t, "0.170000000000000000", mintGenesis.Minter.NextAnnualProvisions(mintGenesis.Params, math.OneInt()).String())
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require.Equal(t, "0.169999926644441493", mintGenesis.Minter.NextInflationRate(mintGenesis.Params, math.LegacyOneDec()).String())
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require.Equal(t, "0.170000000000000000", mintGenesis.Minter.Inflation.String())
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require.Equal(t, "0.000000000000000000", mintGenesis.Minter.AnnualProvisions.String())
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}
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// TestRandomizedGenState tests abnormal scenarios of applying RandomizedGenState.
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func TestRandomizedGenState1(t *testing.T) {
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encCfg := moduletestutil.MakeTestEncodingConfig(mint.AppModuleBasic{})
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s := rand.NewSource(1)
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r := rand.New(s)
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// all these tests will panic
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tests := []struct {
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simState module.SimulationState
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panicMsg string
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}{
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{ // panic => reason: incomplete initialization of the simState
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module.SimulationState{}, "invalid memory address or nil pointer dereference"},
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{ // panic => reason: incomplete initialization of the simState
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module.SimulationState{
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AppParams: make(simtypes.AppParams),
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Cdc: encCfg.Codec,
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Rand: r,
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}, "assignment to entry in nil map"},
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}
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for _, tt := range tests {
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require.Panicsf(t, func() { simulation.RandomizedGenState(&tt.simState) }, tt.panicMsg)
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}
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}
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