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utils.go
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utils.go
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package utils
import (
"bytes"
"context"
"encoding/json"
"errors"
"flag"
"fmt"
"io"
"io/ioutil"
"os"
"path"
"path/filepath"
"runtime"
"strconv"
"strings"
"testing"
"time"
_ "github.com/stretchr/testify/suite" // required to register testify flags
"github.com/status-im/status-go/logutils"
"github.com/status-im/status-go/params"
"github.com/status-im/status-go/static"
"github.com/status-im/status-go/t"
)
var (
networkSelected = flag.String("network", "statuschain", "-network=NETWORKID or -network=NETWORKNAME to select network used for tests")
logLevel = flag.String("log", "INFO", `Log level, one of: "ERROR", "WARN", "INFO", "DEBUG", and "TRACE"`)
)
var (
// ErrNoRemoteURL is returned when network id has no associated url.
ErrNoRemoteURL = errors.New("network id requires a remote URL")
// ErrTimeout is returned when test times out
ErrTimeout = errors.New("timeout")
// TestConfig defines the default config usable at package-level.
TestConfig *testConfig
// RootDir is the main application directory
RootDir string
// TestDataDir is data directory used for tests
TestDataDir string
// TestNetworkNames network ID to name mapping
TestNetworkNames = map[int]string{
params.MainNetworkID: "Mainnet",
params.RopstenNetworkID: "Ropsten",
params.RinkebyNetworkID: "Rinkeby",
params.StatusChainNetworkID: "StatusChain",
params.GoerliNetworkID: "Goerli",
}
syncTimeout = 50 * time.Minute
)
func Init() {
pwd, err := os.Getwd()
if err != nil {
panic(err)
}
flag.Parse()
// set up logger
loggerEnabled := *logLevel != ""
if err := logutils.OverrideRootLog(loggerEnabled, *logLevel, logutils.FileOptions{}, true); err != nil {
panic(err)
}
// setup root directory
const pathSeparator = string(os.PathSeparator)
RootDir = filepath.Dir(pwd)
pathDirs := strings.Split(RootDir, pathSeparator)
for i := len(pathDirs) - 1; i >= 0; i-- {
if pathDirs[i] == "status-go" {
RootDir = filepath.Join(pathDirs[:i+1]...)
RootDir = filepath.Join(pathSeparator, RootDir)
break
}
}
// setup auxiliary directories
TestDataDir = filepath.Join(RootDir, ".ethereumtest")
TestConfig, err = loadTestConfig()
if err != nil {
panic(err)
}
}
// LoadFromFile is useful for loading test data, from testdata/filename into a variable
// nolint: errcheck
func LoadFromFile(filename string) string {
f, err := os.Open(filename)
if err != nil {
return ""
}
buf := bytes.NewBuffer(nil)
io.Copy(buf, f) // nolint: gas
f.Close() // nolint: gas
return buf.String()
}
// EnsureSync waits until blockchain synchronization is complete and returns.
type EnsureSync func(context.Context) error
// EnsureNodeSync waits until node synchronzation is done to continue
// with tests afterwards. Panics in case of an error or a timeout.
func EnsureNodeSync(ensureSync EnsureSync) {
ctx, cancel := context.WithTimeout(context.Background(), syncTimeout)
defer cancel()
if err := ensureSync(ctx); err != nil {
panic(err)
}
}
// GetRemoteURLFromNetworkID returns associated network url for giving network id.
func GetRemoteURLFromNetworkID(id int) (url string, err error) {
switch id {
case params.MainNetworkID:
url = params.MainnetEthereumNetworkURL
case params.RinkebyNetworkID:
url = params.RinkebyEthereumNetworkURL
case params.RopstenNetworkID:
url = params.RopstenEthereumNetworkURL
case params.GoerliNetworkID:
url = params.GoerliEthereumNetworkURL
default:
err = ErrNoRemoteURL
}
return
}
// GetHeadHashFromNetworkID returns the hash associated with a given network id.
func GetHeadHashFromNetworkID(id int) string {
switch id {
case params.MainNetworkID:
return "0xd4e56740f876aef8c010b86a40d5f56745a118d0906a34e69aec8c0db1cb8fa3"
case params.RinkebyNetworkID:
return "0x6341fd3daf94b748c72ced5a5b26028f2474f5f00d824504e4fa37a75767e177"
case params.RopstenNetworkID:
return "0x41941023680923e0fe4d74a34bdac8141f2540e3ae90623718e47d66d1ca4a2d"
case params.StatusChainNetworkID:
return "0xe9d8920a99dc66a9557a87d51f9d14a34ec50aae04298e0f142187427d3c832e"
case params.GoerliNetworkID:
return "0xbf7e331f7f7c1dd2e05159666b3bf8bc7a8a3a9eb1d518969eab529dd9b88c1a"
}
// Every other ID must break the test.
panic(fmt.Sprintf("invalid network id: %d", id))
}
// GetRemoteURL returns the url associated with a given network id.
func GetRemoteURL() (string, error) {
return GetRemoteURLFromNetworkID(GetNetworkID())
}
// GetHeadHash returns the hash associated with a given network id.
func GetHeadHash() string {
return GetHeadHashFromNetworkID(GetNetworkID())
}
// GetNetworkID returns appropriate network id for test based on
// default or provided -network flag.
func GetNetworkID() int {
switch strings.ToLower(*networkSelected) {
case fmt.Sprintf("%d", params.MainNetworkID), "mainnet":
return params.MainNetworkID
case fmt.Sprintf("%d", params.RinkebyNetworkID), "rinkeby":
return params.RinkebyNetworkID
case fmt.Sprintf("%d", params.RopstenNetworkID), "ropsten", "testnet":
return params.RopstenNetworkID
case fmt.Sprintf("%d", params.StatusChainNetworkID), "statuschain":
return params.StatusChainNetworkID
case fmt.Sprintf("%d", params.GoerliNetworkID), "goerli":
return params.GoerliNetworkID
}
// Every other selected network must break the test.
panic(fmt.Sprintf("invalid selected network: %q", *networkSelected))
}
// CheckTestSkipForNetworks checks if network for test is one of the
// prohibited ones and skips the test in this case.
func CheckTestSkipForNetworks(t *testing.T, networks ...int) {
id := GetNetworkID()
for _, network := range networks {
if network == id {
t.Skipf("skipping test for network %d", network)
}
}
}
// GetAccount1PKFile returns the filename for Account1 keystore based
// on the current network. This allows running the e2e tests on the
// private network w/o access to the ACCOUNT_PASSWORD env variable
func GetAccount1PKFile() string {
if GetNetworkID() == params.StatusChainNetworkID {
return "test-account1-status-chain.pk"
}
return "test-account1.pk"
}
// GetAccount2PKFile returns the filename for Account2 keystore based
// on the current network. This allows running the e2e tests on the
// private network w/o access to the ACCOUNT_PASSWORD env variable
func GetAccount2PKFile() string {
if GetNetworkID() == params.StatusChainNetworkID {
return "test-account2-status-chain.pk"
}
return "test-account2.pk"
}
// WaitClosed used to wait on a channel in tests
func WaitClosed(c <-chan struct{}, d time.Duration) error {
timer := time.NewTimer(d)
defer timer.Stop()
select {
case <-c:
return nil
case <-timer.C:
return ErrTimeout
}
}
// MakeTestNodeConfig defines a function to return a params.NodeConfig
// where specific network addresses are assigned based on provided network id.
func MakeTestNodeConfig(networkID int) (*params.NodeConfig, error) {
testDir := filepath.Join(TestDataDir, TestNetworkNames[networkID])
if runtime.GOOS == "windows" {
testDir = filepath.ToSlash(testDir)
}
// run tests with "INFO" log level only
// when `go test` invoked with `-v` flag
errorLevel := "ERROR"
if testing.Verbose() {
errorLevel = "INFO"
}
configJSON := `{
"Name": "test",
"NetworkId": ` + strconv.Itoa(networkID) + `,
"DataDir": "` + testDir + `",
"KeyStoreDir": "` + path.Join(testDir, "keystore") + `",
"HTTPPort": ` + strconv.Itoa(TestConfig.Node.HTTPPort) + `,
"WSPort": ` + strconv.Itoa(TestConfig.Node.WSPort) + `,
"LogLevel": "` + errorLevel + `",
"NoDiscovery": true,
"LightEthConfig": {
"Enabled": true
},
"ShhextConfig": {
"BackupDisabledDataDir": "` + testDir + `"
}
}`
nodeConfig, err := params.NewConfigFromJSON(configJSON)
if err != nil {
return nil, err
}
return nodeConfig, nil
}
// MakeTestNodeConfigWithDataDir defines a function to return a params.NodeConfig
// where specific network addresses are assigned based on provided network id, and assigns
// a given name and data dir.
func MakeTestNodeConfigWithDataDir(name, dataDir string, networkID uint64) (*params.NodeConfig, error) {
cfg, err := params.NewNodeConfig(dataDir, networkID)
if err != nil {
return nil, err
}
if name == "" {
cfg.Name = "test"
} else {
cfg.Name = name
}
cfg.EnableNTPSync = true
cfg.NoDiscovery = true
cfg.LightEthConfig.Enabled = false
if dataDir != "" {
cfg.KeyStoreDir = path.Join(dataDir, "keystore")
}
// Only attempt to validate if a dataDir is specified, we only support in-memory DB for tests
if dataDir != "" {
if err := cfg.Validate(); err != nil {
return nil, err
}
}
return cfg, nil
}
type account struct {
WalletAddress string
ChatAddress string
Password string
}
// testConfig contains shared (among different test packages) parameters
type testConfig struct {
Node struct {
SyncSeconds time.Duration
HTTPPort int
WSPort int
}
Account1 account
Account2 account
Account3 account
}
const passphraseEnvName = "ACCOUNT_PASSWORD"
// loadTestConfig loads test configuration values from disk
func loadTestConfig() (*testConfig, error) {
var config testConfig
err := parseTestConfigFromFile("config/test-data.json", &config)
if err != nil {
return nil, err
}
if GetNetworkID() == params.StatusChainNetworkID {
err := parseTestConfigFromFile("config/status-chain-accounts.json", &config)
if err != nil {
return nil, err
}
} else {
err := parseTestConfigFromFile("public-chain-accounts.json", &config)
if err != nil {
return nil, err
}
pass, ok := os.LookupEnv(passphraseEnvName)
if !ok {
err := fmt.Errorf("Missing %s environment variable", passphraseEnvName)
return nil, err
}
config.Account1.Password = pass
config.Account2.Password = pass
}
return &config, nil
}
// ImportTestAccount imports keystore from static resources, see "static/keys" folder
func ImportTestAccount(keystoreDir, accountFile string) error {
// make sure that keystore folder exists
if _, err := os.Stat(keystoreDir); os.IsNotExist(err) {
os.MkdirAll(keystoreDir, os.ModePerm) // nolint: errcheck, gas
}
var (
data []byte
err error
)
// Allow to read keys from a custom dir.
// Fallback to embedded data.
if dir := os.Getenv("TEST_KEYS_DIR"); dir != "" {
data, err = ioutil.ReadFile(filepath.Join(dir, accountFile))
} else {
data, err = static.Asset(filepath.Join("keys", accountFile))
}
if err != nil {
return err
}
return createFile(data, filepath.Join(keystoreDir, accountFile))
}
func parseTestConfigFromFile(file string, config *testConfig) error {
var (
data []byte
err error
)
// Allow to read config from a custom dir.
// Fallback to embedded data.
if dir := os.Getenv("TEST_CONFIG_DIR"); dir != "" {
data, err = ioutil.ReadFile(filepath.Join(dir, file))
} else {
data, err = t.Asset(file)
}
if err != nil {
return err
}
return json.Unmarshal(data, &config)
}
func createFile(data []byte, dst string) error {
out, err := os.Create(dst)
if err != nil {
return err
}
defer out.Close()
_, err = io.Copy(out, bytes.NewBuffer(data))
return err
}
// Eventually will raise error if condition won't be met during the given timeout.
func Eventually(f func() error, timeout, period time.Duration) (err error) {
timer := time.NewTimer(timeout)
defer timer.Stop()
ticker := time.NewTicker(period)
defer ticker.Stop()
for {
select {
case <-timer.C:
return
case <-ticker.C:
err = f()
if err == nil {
return nil
}
}
}
}