Function TestAppUpgrade_CannotDeleteLatestVersion

app/app_test.go:24–105

(t *testing.T)

)

func TestAppUpgrade_CannotDeleteLatestVersion(t *testing.T) {
	// Skip this test that shows how SDK allows stores to get into irrecoverable state and panics
	// TODO: Open PR on SDK with this test.
	t.Skip()
	encCfg := MakeTestEncodingConfig()
	db := dbm.NewMemDB()
	app := NewSifApp(
		log.NewTMLogger(log.NewSyncWriter(os.Stdout)),
		db,
		nil,
		false,
		map[int64]bool{},
		DefaultNodeHome,
		0,
		encCfg,
		EmptyAppOptions{},
	)
	err := app.LoadLatestVersion()
	require.NoError(t, err)

	genesisState := NewDefaultGenesisState(encCfg.Marshaler)
	stateBytes, err := json.MarshalIndent(genesisState, "", "  ")
	require.NoError(t, err)

	// Initialize the chain
	app.InitChain(
		abci.RequestInitChain{
			Validators:    []abci.ValidatorUpdate{},
			AppStateBytes: stateBytes,
		},
	)

	// Commit enough to trigger beginning of pruning soon
	for i := 1; i < 105; i++ {
		app.BeginBlock(abci.RequestBeginBlock{Header: types.Header{Height: int64(i)}})
		app.EndBlock(abci.RequestEndBlock{Height: int64(i)})
		app.Commit()
	}

	app = NewSifApp(
		log.NewTMLogger(log.NewSyncWriter(os.Stdout)),
		db,
		nil,
		false,
		map[int64]bool{},
		DefaultNodeHome,
		0,
		encCfg,
		EmptyAppOptions{},
		func(app *baseapp.BaseApp) {
			cms := rootmulti.NewStore(db, app.Logger())
			cms.SetPruning(storetypes.PruneDefault)
			app.SetCMS(cms)
		},
	)
	// Mount and load newStore which will be loaded with version 0,
	// because it did not load with an "add" upgrade to set it's initialVersion,
	// while the other stores will be at version = blockHeight (i.e 1 here).