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package types
import (
"testing"
"github.com/stretchr/testify/assert"
"github.com/tendermint/tendermint/crypto"
)
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"}`), // missing validators
[]byte(`{"chain_id":"mychain","validators":[]}`), // missing validators
[]byte(`{"chain_id":"mychain","validators":[{}]}`), // missing validators
[]byte(`{"chain_id":"mychain","validators":null}`), // missing validators
[]byte(`{"chain_id":"mychain"}`), // missing validators
[]byte(`{"validators":[{"pub_key":{"type":"tendermint/PubKeyEd25519","value":"AT/+aaL1eB0477Mud9JMm8Sh8BIvOYlPGC9KkIUmFaE="},"power":"10","name":""}]}`), // missing chain_id
}
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{{crypto.GenPrivKeyEd25519().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")
}