tendermint/types/genesis_test.go

119 lines
4.0 KiB
Go

package types
import (
"io/ioutil"
"os"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/tendermint/tendermint/crypto/ed25519"
tmtime "github.com/tendermint/tendermint/types/time"
)
func TestGenesisBad(t *testing.T) {
// test some bad ones from raw json
testCases := [][]byte{
[]byte{}, // empty
[]byte{1, 1, 1, 1, 1}, // junk
[]byte(`{}`), // empty
[]byte(`{"chain_id":"mychain","validators":[{}]}`), // invalid validator
// 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":""}]}`),
}
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","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")
// create a base gendoc from struct
baseGenDoc := &GenesisDoc{
ChainID: "abc",
Validators: []GenesisValidator{{ed25519.GenPrivKey().PubKey(), 10, "myval"}},
}
genDocBytes, err = cdc.MarshalJSON(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")
// create json with consensus params filled
genDocBytes, err = cdc.MarshalJSON(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.BlockSize.MaxBytes = 0
genDocBytes, err = cdc.MarshalJSON(genDoc)
assert.NoError(t, err, "error marshalling genDoc")
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
genDoc.SaveAs(tmpfile.Name())
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)
// fails to unknown reason
// 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 {
return &GenesisDoc{
GenesisTime: tmtime.Now(),
ChainID: "abc",
Validators: []GenesisValidator{{ed25519.GenPrivKey().PubKey(), 10, "myval"}},
ConsensusParams: DefaultConsensusParams(),
}
}