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genesis.go
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genesis.go
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package simulation
// DONTCOVER
import (
"encoding/json"
"fmt"
"math/rand"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/types/module"
"github.com/irisnet/irismod/modules/token/types"
v1 "github.com/irisnet/irismod/modules/token/types/v1"
)
// Simulation parameter constants
const (
TokenTaxRate = "token_tax_rate"
IssueTokenBaseFee = "issue_token_base_fee"
MintTokenFeeRatio = "mint_token_fee_ratio"
EnableErc20 = "enable_erc20"
)
// RandomDec randomized sdk.RandomDec
func RandomDec(r *rand.Rand) sdk.Dec {
return sdk.NewDecWithPrec(r.Int63n(9)+1, 1)
}
// RandomInt randomized sdk.Int
func RandomInt(r *rand.Rand) sdk.Int {
return sdk.NewInt(r.Int63())
}
// RandomizedGenState generates a random GenesisState for bank
func RandomizedGenState(simState *module.SimulationState) {
var tokenTaxRate sdk.Dec
var issueTokenBaseFee sdk.Int
var mintTokenFeeRatio sdk.Dec
var enableErc20 bool
var tokens []v1.Token
simState.AppParams.GetOrGenerate(
simState.Cdc, TokenTaxRate, &tokenTaxRate, simState.Rand,
func(r *rand.Rand) { tokenTaxRate = sdk.NewDecWithPrec(int64(r.Intn(5)), 1) },
)
simState.AppParams.GetOrGenerate(
simState.Cdc, IssueTokenBaseFee, &issueTokenBaseFee, simState.Rand,
func(r *rand.Rand) {
issueTokenBaseFee = sdk.NewInt(int64(10))
for i := 0; i < 5; i++ {
tokens = append(tokens, randToken(r, simState.Accounts))
}
tokens = append(tokens, v1.GetNativeToken())
},
)
simState.AppParams.GetOrGenerate(
simState.Cdc, MintTokenFeeRatio, &mintTokenFeeRatio, simState.Rand,
func(r *rand.Rand) { mintTokenFeeRatio = sdk.NewDecWithPrec(int64(r.Intn(5)), 1) },
)
simState.AppParams.GetOrGenerate(
simState.Cdc, EnableErc20, &enableErc20, simState.Rand,
func(r *rand.Rand) {
enableErc20 = true
},
)
tokenGenesis := v1.NewGenesisState(
v1.NewParams(tokenTaxRate, sdk.NewCoin(sdk.DefaultBondDenom, issueTokenBaseFee), mintTokenFeeRatio, enableErc20, ""),
tokens,
)
bz, err := json.MarshalIndent(&tokenGenesis, "", " ")
if err != nil {
panic(err)
}
fmt.Printf("Selected randomly generated %s parameters:\n%s\n", types.ModuleName, bz)
simState.GenState[types.ModuleName] = simState.Cdc.MustMarshalJSON(&tokenGenesis)
}