package types import ( "io/ioutil" "os" "testing" "github.com/stretchr/testify/assert" "github.com/stretchr/testify/require" "github.com/tendermint/tendermint/crypto/ed25519" tmjson "github.com/tendermint/tendermint/libs/json" tmtime "github.com/tendermint/tendermint/types/time" ) func TestGenesisBad(t *testing.T) { // test some bad ones from raw json testCases := [][]byte{ {}, // empty {1, 1, 1, 1, 1}, // junk []byte(`{}`), // empty []byte(`{"chain_id":"mychain","validators":[{}]}`), // invalid validator []byte(`{"chain_id":"chain","initial_height":"-1"}`), // negative initial height // missing pub_key type []byte( `{"validators":[{"pub_key":{"value":"AT/+aaL1eB0477Mud9JMm8Sh8BIvOYlPGC9KkIUmFaE="},"power":"10","name":""}]}`, ), // missing chain_id []byte( `{"validators":[` + `{"pub_key":{` + `"type":"tendermint/PubKeyEd25519","value":"AT/+aaL1eB0477Mud9JMm8Sh8BIvOYlPGC9KkIUmFaE="` + `},"power":"10","name":""}` + `]}`, ), // too big chain_id []byte( `{"chain_id": "Lorem ipsum dolor sit amet, consectetuer adipiscing", "validators": [` + `{"pub_key":{` + `"type":"tendermint/PubKeyEd25519","value":"AT/+aaL1eB0477Mud9JMm8Sh8BIvOYlPGC9KkIUmFaE="` + `},"power":"10","name":""}` + `]}`, ), // wrong address []byte( `{"chain_id":"mychain", "validators":[` + `{"address": "A", "pub_key":{` + `"type":"tendermint/PubKeyEd25519","value":"AT/+aaL1eB0477Mud9JMm8Sh8BIvOYlPGC9KkIUmFaE="` + `},"power":"10","name":""}` + `]}`, ), } for _, testCase := range testCases { _, err := GenesisDocFromJSON(testCase) assert.Error(t, err, "expected error for empty genDoc json") } } func TestGenesisGood(t *testing.T) { // test a good one by raw json genDocBytes := []byte( `{ "genesis_time": "0001-01-01T00:00:00Z", "chain_id": "test-chain-QDKdJr", "initial_height": "1000", "consensus_params": null, "validators": [{ "pub_key":{"type":"tendermint/PubKeyEd25519","value":"AT/+aaL1eB0477Mud9JMm8Sh8BIvOYlPGC9KkIUmFaE="}, "power":"10", "name":"" }], "app_hash":"", "app_state":{"account_owner": "Bob"} }`, ) _, err := GenesisDocFromJSON(genDocBytes) assert.NoError(t, err, "expected no error for good genDoc json") pubkey := ed25519.GenPrivKey().PubKey() // create a base gendoc from struct baseGenDoc := &GenesisDoc{ ChainID: "abc", Validators: []GenesisValidator{{pubkey.Address(), pubkey, 10, "myval"}}, } genDocBytes, err = tmjson.Marshal(baseGenDoc) assert.NoError(t, err, "error marshalling genDoc") // test base gendoc and check consensus params were filled genDoc, err := GenesisDocFromJSON(genDocBytes) assert.NoError(t, err, "expected no error for valid genDoc json") assert.NotNil(t, genDoc.ConsensusParams, "expected consensus params to be filled in") // check validator's address is filled assert.NotNil(t, genDoc.Validators[0].Address, "expected validator's address to be filled in") // create json with consensus params filled genDocBytes, err = tmjson.Marshal(genDoc) assert.NoError(t, err, "error marshalling genDoc") genDoc, err = GenesisDocFromJSON(genDocBytes) assert.NoError(t, err, "expected no error for valid genDoc json") // test with invalid consensus params genDoc.ConsensusParams.Block.MaxBytes = 0 genDocBytes, err = tmjson.Marshal(genDoc) assert.NoError(t, err, "error marshalling genDoc") _, err = GenesisDocFromJSON(genDocBytes) assert.Error(t, err, "expected error for genDoc json with block size of 0") // Genesis doc from raw json missingValidatorsTestCases := [][]byte{ []byte(`{"chain_id":"mychain"}`), // missing validators []byte(`{"chain_id":"mychain","validators":[]}`), // missing validators []byte(`{"chain_id":"mychain","validators":null}`), // nil validator []byte(`{"chain_id":"mychain"}`), // missing validators } for _, tc := range missingValidatorsTestCases { _, err := GenesisDocFromJSON(tc) assert.NoError(t, err) } } func TestGenesisSaveAs(t *testing.T) { tmpfile, err := ioutil.TempFile("", "genesis") require.NoError(t, err) defer os.Remove(tmpfile.Name()) genDoc := randomGenesisDoc() // save err = genDoc.SaveAs(tmpfile.Name()) require.NoError(t, err) stat, err := tmpfile.Stat() require.NoError(t, err) if err != nil && stat.Size() <= 0 { t.Fatalf("SaveAs failed to write any bytes to %v", tmpfile.Name()) } err = tmpfile.Close() require.NoError(t, err) // load genDoc2, err := GenesisDocFromFile(tmpfile.Name()) require.NoError(t, err) assert.EqualValues(t, genDoc2, genDoc) assert.Equal(t, genDoc2.Validators, genDoc.Validators) } func TestGenesisValidatorHash(t *testing.T) { genDoc := randomGenesisDoc() assert.NotEmpty(t, genDoc.ValidatorHash()) } func randomGenesisDoc() *GenesisDoc { pubkey := ed25519.GenPrivKey().PubKey() return &GenesisDoc{ GenesisTime: tmtime.Now(), ChainID: "abc", InitialHeight: 1000, Validators: []GenesisValidator{{pubkey.Address(), pubkey, 10, "myval"}}, ConsensusParams: DefaultConsensusParams(), AppHash: []byte{1, 2, 3}, } }