100 lines
4.0 KiB
Go
100 lines
4.0 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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"github.com/cosmos/cosmos-sdk/codec"
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"github.com/cosmos/cosmos-sdk/types/module"
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simtypes "github.com/cosmos/cosmos-sdk/types/simulation"
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"github.com/cosmos/cosmos-sdk/x/staking/simulation"
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"github.com/cosmos/cosmos-sdk/x/staking/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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cdc := codec.New()
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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: cdc,
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Rand: r,
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NumBonded: 3,
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Accounts: simtypes.RandomAccounts(r, 3),
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InitialStake: 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 stakingGenesis types.GenesisState
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simState.Cdc.MustUnmarshalJSON(simState.GenState[types.ModuleName], &stakingGenesis)
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require.Equal(t, uint32(207), stakingGenesis.Params.MaxValidators)
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require.Equal(t, uint32(7), stakingGenesis.Params.MaxEntries)
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require.Equal(t, uint32(48), stakingGenesis.Params.HistoricalEntries)
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require.Equal(t, "stake", stakingGenesis.Params.BondDenom)
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require.Equal(t, float64(238280), stakingGenesis.Params.UnbondingTime.Seconds())
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// check numbers of Delegations and Validators
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require.Len(t, stakingGenesis.Delegations, 3)
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require.Len(t, stakingGenesis.Validators, 3)
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// check Delegations
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require.Equal(t, "cosmos1tnh2q55v8wyygtt9srz5safamzdengsnqeycj3", stakingGenesis.Delegations[0].DelegatorAddress.String())
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require.Equal(t, "cosmosvaloper1tnh2q55v8wyygtt9srz5safamzdengsn9dsd7z", stakingGenesis.Delegations[0].ValidatorAddress.String())
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require.Equal(t, "1000.000000000000000000", stakingGenesis.Delegations[0].Shares.String())
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// check validators
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require.Equal(t, "cosmosvaloper1ghekyjucln7y67ntx7cf27m9dpuxxemnsvnaes", stakingGenesis.Validators[2].OperatorAddress.String())
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require.Equal(t, "cosmosvalconspub1addwnpepqwr8k5g44urevkvz5ys2qjag0nnp6xkd2f8lejn5pw2rehkjt6ftv5d9nrp", stakingGenesis.Validators[2].ConsensusPubkey)
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require.Equal(t, false, stakingGenesis.Validators[2].Jailed)
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require.Equal(t, "Unbonded", stakingGenesis.Validators[2].Status.String())
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require.Equal(t, "1000", stakingGenesis.Validators[2].Tokens.String())
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require.Equal(t, "1000.000000000000000000", stakingGenesis.Validators[2].DelegatorShares.String())
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require.Equal(t, "0.292059246265731326", stakingGenesis.Validators[2].Commission.CommissionRates.Rate.String())
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require.Equal(t, "0.330000000000000000", stakingGenesis.Validators[2].Commission.CommissionRates.MaxRate.String())
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require.Equal(t, "0.038337453731274481", stakingGenesis.Validators[2].Commission.CommissionRates.MaxChangeRate.String())
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require.Equal(t, "1", stakingGenesis.Validators[2].MinSelfDelegation.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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cdc := codec.New()
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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: cdc,
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Rand: r,
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}, "invalid memory address or nil pointer dereference"},
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{
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// panic => reason: numBonded != len(Accnounts)
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module.SimulationState{
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AppParams: make(simtypes.AppParams),
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Cdc: cdc,
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Rand: r,
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NumBonded: 4,
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Accounts: simtypes.RandomAccounts(r, 3),
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InitialStake: 1000,
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GenState: make(map[string]json.RawMessage),
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}, "invalid memory address or nil pointer dereference"},
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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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