package app import ( "encoding/json" "os" "sort" "testing" "time" "github.com/stretchr/testify/assert" "github.com/stretchr/testify/require" abci "github.com/tendermint/tendermint/abci/types" "github.com/tendermint/tendermint/libs/log" tmtypes "github.com/tendermint/tendermint/types" db "github.com/tendermint/tm-db" ) func TestNewApp(t *testing.T) { SetSDKConfig() NewApp( log.NewTMLogger(log.NewSyncWriter(os.Stdout)), db.NewMemDB(), DefaultNodeHome, nil, MakeEncodingConfig(), DefaultOptions, ) } func TestExport(t *testing.T) { SetSDKConfig() db := db.NewMemDB() app := NewApp(log.NewTMLogger(log.NewSyncWriter(os.Stdout)), db, DefaultNodeHome, nil, MakeEncodingConfig(), DefaultOptions) stateBytes, err := json.Marshal(NewDefaultGenesisState()) require.NoError(t, err) initRequest := abci.RequestInitChain{ Time: time.Date(1998, 1, 1, 0, 0, 0, 0, time.UTC), ChainId: "kavatest_1-1", InitialHeight: 1, ConsensusParams: tmtypes.TM2PB.ConsensusParams(tmtypes.DefaultConsensusParams()), Validators: nil, AppStateBytes: stateBytes, } app.InitChain(initRequest) app.Commit() exportedApp, err := app.ExportAppStateAndValidators(false, []string{}) require.NoError(t, err) // Assume each module is exported correctly, so only check modules in genesis are present in export initialModules, err := unmarshalJSONKeys(initRequest.AppStateBytes) require.NoError(t, err) exportedModules, err := unmarshalJSONKeys(exportedApp.AppState) require.NoError(t, err) assert.ElementsMatch(t, initialModules, exportedModules) assert.Equal(t, initRequest.InitialHeight+1, exportedApp.Height) // app.Commit() increments height assert.Equal(t, initRequest.ConsensusParams, exportedApp.ConsensusParams) assert.Equal(t, []tmtypes.GenesisValidator(nil), exportedApp.Validators) // no validators set in default genesis } // unmarshalJSONKeys extracts keys from the top level of a json blob. func unmarshalJSONKeys(jsonBytes []byte) ([]string, error) { var jsonMap map[string]json.RawMessage err := json.Unmarshal(jsonBytes, &jsonMap) if err != nil { return nil, err } keys := make([]string, 0, len(jsonMap)) for k := range jsonMap { keys = append(keys, k) } sort.Strings(keys) return keys, nil }