mirror of
https://github.com/0glabs/0g-chain.git
synced 2024-11-14 12:05:18 +00:00
362 lines
12 KiB
Go
362 lines
12 KiB
Go
package app
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import (
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"encoding/json"
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"fmt"
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"io/ioutil"
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"math/rand"
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"os"
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"testing"
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"time"
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"github.com/stretchr/testify/require"
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abci "github.com/tendermint/tendermint/abci/types"
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"github.com/tendermint/tendermint/libs/log"
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dbm "github.com/tendermint/tm-db"
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"github.com/cosmos/cosmos-sdk/baseapp"
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"github.com/cosmos/cosmos-sdk/codec"
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"github.com/cosmos/cosmos-sdk/simapp"
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"github.com/cosmos/cosmos-sdk/simapp/helpers"
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"github.com/cosmos/cosmos-sdk/store"
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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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"github.com/cosmos/cosmos-sdk/x/auth"
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distr "github.com/cosmos/cosmos-sdk/x/distribution"
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"github.com/cosmos/cosmos-sdk/x/gov"
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"github.com/cosmos/cosmos-sdk/x/mint"
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"github.com/cosmos/cosmos-sdk/x/params"
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"github.com/cosmos/cosmos-sdk/x/simulation"
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"github.com/cosmos/cosmos-sdk/x/slashing"
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"github.com/cosmos/cosmos-sdk/x/staking"
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"github.com/cosmos/cosmos-sdk/x/supply"
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"github.com/0glabs/0g-chain/x/bep3"
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"github.com/0glabs/0g-chain/x/committee"
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"github.com/0glabs/0g-chain/x/pricefeed"
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validatorvesting "github.com/0glabs/0g-chain/x/validator-vesting"
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)
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type StoreKeysPrefixes struct {
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A sdk.StoreKey
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B sdk.StoreKey
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Prefixes [][]byte
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}
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// TestMain runs setup and teardown code before all tests.
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func TestMain(m *testing.M) {
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// set prefixes
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config := sdk.GetConfig()
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SetBech32AddressPrefixes(config)
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config.Seal()
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// load the values from simulation specific flags
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simapp.GetSimulatorFlags()
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// run tests
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exitCode := m.Run()
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os.Exit(exitCode)
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}
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// fauxMerkleModeOpt returns a BaseApp option to use a dbStoreAdapter instead of
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// an IAVLStore for faster simulation speed.
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func fauxMerkleModeOpt(bapp *baseapp.BaseApp) {
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bapp.SetFauxMerkleMode()
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}
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// interBlockCacheOpt returns a BaseApp option function that sets the persistent
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// inter-block write-through cache.
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func interBlockCacheOpt() func(*baseapp.BaseApp) {
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return baseapp.SetInterBlockCache(store.NewCommitKVStoreCacheManager())
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}
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func TestFullAppSimulation(t *testing.T) {
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config, db, dir, logger, skip, err := simapp.SetupSimulation("leveldb-app-sim", "Simulation")
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if skip {
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t.Skip("skipping application simulation")
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}
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require.NoError(t, err, "simulation setup failed")
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defer func() {
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db.Close()
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require.NoError(t, os.RemoveAll(dir))
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}()
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app := NewApp(logger, db, nil, AppOptions{InvariantCheckPeriod: simapp.FlagPeriodValue}, fauxMerkleModeOpt)
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require.Equal(t, appName, app.Name())
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// run randomized simulation
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_, simParams, simErr := simulation.SimulateFromSeed(
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t, os.Stdout, app.BaseApp, AppStateFn(app.Codec(), app.SimulationManager()),
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simapp.SimulationOperations(app, app.Codec(), config),
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app.ModuleAccountAddrs(), config,
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)
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// export state and simParams before the simulation error is checked
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err = simapp.CheckExportSimulation(app, config, simParams)
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require.NoError(t, err)
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require.NoError(t, simErr)
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if config.Commit {
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simapp.PrintStats(db)
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}
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}
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func TestAppImportExport(t *testing.T) {
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config, db, dir, logger, skip, err := simapp.SetupSimulation("leveldb-app-sim", "Simulation")
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if skip {
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t.Skip("skipping application import/export simulation")
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}
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require.NoError(t, err, "simulation setup failed")
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defer func() {
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db.Close()
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require.NoError(t, os.RemoveAll(dir))
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}()
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app := NewApp(logger, db, nil, AppOptions{InvariantCheckPeriod: simapp.FlagPeriodValue}, fauxMerkleModeOpt)
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require.Equal(t, appName, app.Name())
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// Run randomized simulation
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_, simParams, simErr := simulation.SimulateFromSeed(
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t, os.Stdout, app.BaseApp, AppStateFn(app.Codec(), app.SimulationManager()),
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simapp.SimulationOperations(app, app.Codec(), config),
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app.ModuleAccountAddrs(), config,
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)
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// export state and simParams before the simulation error is checked
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err = simapp.CheckExportSimulation(app, config, simParams)
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require.NoError(t, err)
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require.NoError(t, simErr)
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if config.Commit {
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simapp.PrintStats(db)
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}
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fmt.Printf("exporting genesis...\n")
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appState, _, err := app.ExportAppStateAndValidators(false, []string{})
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require.NoError(t, err)
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fmt.Printf("importing genesis...\n")
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_, newDB, newDir, _, _, err := simapp.SetupSimulation("leveldb-app-sim-2", "Simulation-2")
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require.NoError(t, err, "simulation setup failed")
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defer func() {
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newDB.Close()
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require.NoError(t, os.RemoveAll(newDir))
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}()
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newApp := NewApp(log.NewNopLogger(), newDB, nil, AppOptions{InvariantCheckPeriod: simapp.FlagPeriodValue}, fauxMerkleModeOpt)
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require.Equal(t, appName, newApp.Name())
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var genesisState GenesisState
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err = app.Codec().UnmarshalJSON(appState, &genesisState)
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require.NoError(t, err)
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ctxA := app.NewContext(true, abci.Header{Height: app.LastBlockHeight()})
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ctxB := newApp.NewContext(true, abci.Header{Height: app.LastBlockHeight()})
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newApp.mm.InitGenesis(ctxB, genesisState)
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fmt.Printf("comparing stores...\n")
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storeKeysPrefixes := []StoreKeysPrefixes{
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{app.keys[baseapp.MainStoreKey], newApp.keys[baseapp.MainStoreKey], [][]byte{}},
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{app.keys[auth.StoreKey], newApp.keys[auth.StoreKey], [][]byte{}},
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{
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app.keys[staking.StoreKey], newApp.keys[staking.StoreKey],
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[][]byte{
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staking.UnbondingQueueKey, staking.RedelegationQueueKey, staking.ValidatorQueueKey,
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},
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}, // ordering may change but it doesn't matter
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{app.keys[slashing.StoreKey], newApp.keys[slashing.StoreKey], [][]byte{}},
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{app.keys[mint.StoreKey], newApp.keys[mint.StoreKey], [][]byte{}},
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{app.keys[distr.StoreKey], newApp.keys[distr.StoreKey], [][]byte{}},
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{app.keys[supply.StoreKey], newApp.keys[supply.StoreKey], [][]byte{}},
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{app.keys[params.StoreKey], newApp.keys[params.StoreKey], [][]byte{}},
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{app.keys[gov.StoreKey], newApp.keys[gov.StoreKey], [][]byte{}},
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{app.keys[auction.StoreKey], newApp.keys[auction.StoreKey], [][]byte{}},
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{app.keys[bep3.StoreKey], newApp.keys[bep3.StoreKey], [][]byte{}},
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{app.keys[cdp.StoreKey], newApp.keys[cdp.StoreKey], [][]byte{}},
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{app.keys[incentive.StoreKey], newApp.keys[incentive.StoreKey], [][]byte{}},
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{app.keys[kavadist.StoreKey], newApp.keys[kavadist.StoreKey], [][]byte{}},
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{app.keys[pricefeed.StoreKey], newApp.keys[pricefeed.StoreKey], [][]byte{}},
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{app.keys[validatorvesting.StoreKey], newApp.keys[validatorvesting.StoreKey], [][]byte{}},
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{app.keys[committee.StoreKey], newApp.keys[committee.StoreKey], [][]byte{}},
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{app.keys[swap.StoreKey], newApp.keys[swap.StoreKey], [][]byte{}},
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}
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for _, skp := range storeKeysPrefixes {
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storeA := ctxA.KVStore(skp.A)
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storeB := ctxB.KVStore(skp.B)
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failedKVAs, failedKVBs := sdk.DiffKVStores(storeA, storeB, skp.Prefixes)
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require.Equal(t, len(failedKVAs), len(failedKVBs), "unequal sets of key-values to compare")
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if len(failedKVAs) != 0 {
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fmt.Printf("found %d non-equal key/value pairs between %s and %s\n", len(failedKVAs), skp.A, skp.B)
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}
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require.Equal(t, len(failedKVAs), 0, simapp.GetSimulationLog(skp.A.Name(), app.SimulationManager().StoreDecoders, app.Codec(), failedKVAs, failedKVBs))
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}
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}
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func TestAppSimulationAfterImport(t *testing.T) {
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config, db, dir, logger, skip, err := simapp.SetupSimulation("leveldb-app-sim", "Simulation")
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if skip {
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t.Skip("skipping application simulation after import")
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}
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require.NoError(t, err, "simulation setup failed")
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defer func() {
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db.Close()
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require.NoError(t, os.RemoveAll(dir))
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}()
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app := NewApp(logger, db, nil, AppOptions{InvariantCheckPeriod: simapp.FlagPeriodValue}, fauxMerkleModeOpt)
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require.Equal(t, appName, app.Name())
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// Run randomized simulation
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stopEarly, simParams, simErr := simulation.SimulateFromSeed(
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t, os.Stdout, app.BaseApp, AppStateFn(app.Codec(), app.SimulationManager()),
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simapp.SimulationOperations(app, app.Codec(), config),
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app.ModuleAccountAddrs(), config,
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)
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// export state and simParams before the simulation error is checked
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err = simapp.CheckExportSimulation(app, config, simParams)
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require.NoError(t, err)
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require.NoError(t, simErr)
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if config.Commit {
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simapp.PrintStats(db)
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}
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if stopEarly {
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fmt.Println("can't export or import a zero-validator genesis, exiting test...")
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return
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}
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fmt.Printf("exporting genesis...\n")
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appState, _, err := app.ExportAppStateAndValidators(true, []string{})
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require.NoError(t, err)
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fmt.Printf("importing genesis...\n")
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_, newDB, newDir, _, _, err := simapp.SetupSimulation("leveldb-app-sim-2", "Simulation-2")
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require.NoError(t, err, "simulation setup failed")
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defer func() {
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newDB.Close()
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require.NoError(t, os.RemoveAll(newDir))
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}()
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newApp := NewApp(log.NewNopLogger(), newDB, nil, AppOptions{InvariantCheckPeriod: simapp.FlagPeriodValue}, fauxMerkleModeOpt)
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require.Equal(t, appName, newApp.Name())
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newApp.InitChain(abci.RequestInitChain{
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AppStateBytes: appState,
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})
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_, _, err = simulation.SimulateFromSeed(
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t, os.Stdout, newApp.BaseApp, AppStateFn(app.Codec(), app.SimulationManager()),
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simapp.SimulationOperations(newApp, newApp.Codec(), config),
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newApp.ModuleAccountAddrs(), config,
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)
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require.NoError(t, err)
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}
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func TestAppStateDeterminism(t *testing.T) {
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if !simapp.FlagEnabledValue {
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t.Skip("skipping application simulation")
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}
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config := simapp.NewConfigFromFlags()
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config.InitialBlockHeight = 1
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config.ExportParamsPath = ""
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config.OnOperation = false
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config.AllInvariants = false
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config.ChainID = helpers.SimAppChainID
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numTimesToRunPerSeed := 2
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appHashList := make([]json.RawMessage, numTimesToRunPerSeed)
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for j := 0; j < numTimesToRunPerSeed; j++ {
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logger := log.NewNopLogger()
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db := dbm.NewMemDB()
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app := NewApp(logger, db, nil, AppOptions{InvariantCheckPeriod: simapp.FlagPeriodValue}, interBlockCacheOpt())
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fmt.Printf(
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"running non-determinism simulation; seed %d: attempt: %d/%d\n",
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config.Seed, j+1, numTimesToRunPerSeed,
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)
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_, _, err := simulation.SimulateFromSeed(
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t, os.Stdout, app.BaseApp, AppStateFn(app.Codec(), app.SimulationManager()),
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simapp.SimulationOperations(app, app.Codec(), config),
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app.ModuleAccountAddrs(), config,
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)
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require.NoError(t, err)
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appHash := app.LastCommitID().Hash
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appHashList[j] = appHash
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if j != 0 {
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require.Equal(
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t, appHashList[0], appHashList[j],
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"non-determinism in seed %d: attempt: %d/%d\n", config.Seed, j+1, numTimesToRunPerSeed,
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)
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}
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}
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}
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// AppStateFn returns the initial application state using a genesis or the simulation parameters.
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// It panics if the user provides files for both of them.
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// If a file is not given for the genesis or the sim params, it creates a randomized one.
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// Note: this was copied in from the sdk/simapp/state.go, and modified to not generate genesis times too far in the future.
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// Dates greater than the year 9000 interfere with new auctions who's EndTime is set to 90000.
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func AppStateFn(cdc *codec.Codec, simManager *module.SimulationManager) simulation.AppStateFn {
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return func(r *rand.Rand, accs []simulation.Account, config simulation.Config,
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) (appState json.RawMessage, simAccs []simulation.Account, chainID string, genesisTimestamp time.Time) {
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if simapp.FlagGenesisTimeValue == 0 {
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genesisTimestamp = time.Unix(r.Int63n(190288396800), 0) // 1st Jan year 8000
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} else {
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genesisTimestamp = time.Unix(simapp.FlagGenesisTimeValue, 0)
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}
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chainID = config.ChainID
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switch {
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case config.ParamsFile != "" && config.GenesisFile != "":
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panic("cannot provide both a genesis file and a params file")
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case config.GenesisFile != "":
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// override the default chain-id from simapp to set it later to the config
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genesisDoc, accounts := simapp.AppStateFromGenesisFileFn(r, cdc, config.GenesisFile)
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if simapp.FlagGenesisTimeValue == 0 {
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// use genesis timestamp if no custom timestamp is provided (i.e no random timestamp)
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genesisTimestamp = genesisDoc.GenesisTime
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}
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appState = genesisDoc.AppState
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chainID = genesisDoc.ChainID
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simAccs = accounts
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case config.ParamsFile != "":
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appParams := make(simulation.AppParams)
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bz, err := ioutil.ReadFile(config.ParamsFile)
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if err != nil {
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panic(err)
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}
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cdc.MustUnmarshalJSON(bz, &appParams)
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appState, simAccs = simapp.AppStateRandomizedFn(simManager, r, cdc, accs, genesisTimestamp, appParams)
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default:
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appParams := make(simulation.AppParams)
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appState, simAccs = simapp.AppStateRandomizedFn(simManager, r, cdc, accs, genesisTimestamp, appParams)
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}
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return appState, simAccs, chainID, genesisTimestamp
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}
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}
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