cosmos-sdk/x/gov/test_common.go

144 lines
3.9 KiB
Go

package gov
import (
"bytes"
"log"
"sort"
"testing"
"github.com/stretchr/testify/require"
abci "github.com/tendermint/tendermint/abci/types"
"github.com/tendermint/tendermint/crypto"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/x/auth"
"github.com/cosmos/cosmos-sdk/x/bank"
"github.com/cosmos/cosmos-sdk/x/mock"
"github.com/cosmos/cosmos-sdk/x/staking"
stakingTypes "github.com/cosmos/cosmos-sdk/x/staking/types"
)
// initialize the mock application for this module
func getMockApp(t *testing.T, numGenAccs int, genState GenesisState, genAccs []auth.Account) (mapp *mock.App, keeper Keeper, sk staking.Keeper, addrs []sdk.AccAddress, pubKeys []crypto.PubKey, privKeys []crypto.PrivKey) {
mapp = mock.NewApp()
staking.RegisterCodec(mapp.Cdc)
RegisterCodec(mapp.Cdc)
keyStaking := sdk.NewKVStoreKey(staking.StoreKey)
tkeyStaking := sdk.NewTransientStoreKey(staking.TStoreKey)
keyGov := sdk.NewKVStoreKey(StoreKey)
pk := mapp.ParamsKeeper
ck := bank.NewBaseKeeper(mapp.AccountKeeper, mapp.ParamsKeeper.Subspace(bank.DefaultParamspace), bank.DefaultCodespace)
sk = staking.NewKeeper(mapp.Cdc, keyStaking, tkeyStaking, ck, pk.Subspace(staking.DefaultParamspace), staking.DefaultCodespace)
keeper = NewKeeper(mapp.Cdc, keyGov, pk, pk.Subspace("testgov"), ck, sk, DefaultCodespace)
mapp.Router().AddRoute(RouterKey, NewHandler(keeper))
mapp.QueryRouter().AddRoute(QuerierRoute, NewQuerier(keeper))
mapp.SetEndBlocker(getEndBlocker(keeper))
mapp.SetInitChainer(getInitChainer(mapp, keeper, sk, genState))
require.NoError(t, mapp.CompleteSetup(keyStaking, tkeyStaking, keyGov))
if genAccs == nil || len(genAccs) == 0 {
genAccs, addrs, pubKeys, privKeys = mock.CreateGenAccounts(numGenAccs, sdk.Coins{sdk.NewInt64Coin(stakingTypes.DefaultBondDenom, 42)})
}
mock.SetGenesis(mapp, genAccs)
return mapp, keeper, sk, addrs, pubKeys, privKeys
}
// gov and staking endblocker
func getEndBlocker(keeper Keeper) sdk.EndBlocker {
return func(ctx sdk.Context, req abci.RequestEndBlock) abci.ResponseEndBlock {
tags := EndBlocker(ctx, keeper)
return abci.ResponseEndBlock{
Tags: tags,
}
}
}
// gov and staking initchainer
func getInitChainer(mapp *mock.App, keeper Keeper, stakingKeeper staking.Keeper, genState GenesisState) sdk.InitChainer {
return func(ctx sdk.Context, req abci.RequestInitChain) abci.ResponseInitChain {
mapp.InitChainer(ctx, req)
stakingGenesis := staking.DefaultGenesisState()
stakingGenesis.Pool.NotBondedTokens = sdk.NewInt(100000)
validators, err := staking.InitGenesis(ctx, stakingKeeper, stakingGenesis)
if err != nil {
panic(err)
}
if genState.IsEmpty() {
InitGenesis(ctx, keeper, DefaultGenesisState())
} else {
InitGenesis(ctx, keeper, genState)
}
return abci.ResponseInitChain{
Validators: validators,
}
}
}
// TODO: Remove once address interface has been implemented (ref: #2186)
func SortValAddresses(addrs []sdk.ValAddress) {
var byteAddrs [][]byte
for _, addr := range addrs {
byteAddrs = append(byteAddrs, addr.Bytes())
}
SortByteArrays(byteAddrs)
for i, byteAddr := range byteAddrs {
addrs[i] = byteAddr
}
}
// Sorts Addresses
func SortAddresses(addrs []sdk.AccAddress) {
var byteAddrs [][]byte
for _, addr := range addrs {
byteAddrs = append(byteAddrs, addr.Bytes())
}
SortByteArrays(byteAddrs)
for i, byteAddr := range byteAddrs {
addrs[i] = byteAddr
}
}
// implement `Interface` in sort package.
type sortByteArrays [][]byte
func (b sortByteArrays) Len() int {
return len(b)
}
func (b sortByteArrays) Less(i, j int) bool {
// bytes package already implements Comparable for []byte.
switch bytes.Compare(b[i], b[j]) {
case -1:
return true
case 0, 1:
return false
default:
log.Panic("not fail-able with `bytes.Comparable` bounded [-1, 1].")
return false
}
}
func (b sortByteArrays) Swap(i, j int) {
b[j], b[i] = b[i], b[j]
}
// Public
func SortByteArrays(src [][]byte) [][]byte {
sorted := sortByteArrays(src)
sort.Sort(sorted)
return sorted
}