status-go/t/destructive/sync_test.go

93 lines
2.6 KiB
Go

package destructive
import (
"io/ioutil"
"os"
"reflect"
"testing"
"time"
"github.com/ethereum/go-ethereum/eth/downloader"
"github.com/ethereum/go-ethereum/event"
"github.com/stretchr/testify/suite"
"github.com/ethereum/go-ethereum/log"
"github.com/status-im/status-go/api"
. "github.com/status-im/status-go/t/utils"
)
func TestSyncSuiteNetworkConnection(t *testing.T) {
suite.Run(t, &SyncTestSuite{controller: new(NetworkConnectionController)})
}
type SyncTestSuite struct {
suite.Suite
backend *api.StatusBackend
controller *NetworkConnectionController
tempDir string
}
func (s *SyncTestSuite) SetupTest() {
s.backend = api.NewStatusBackend()
config, err := MakeTestNodeConfig(GetNetworkID())
s.Require().NoError(err)
s.tempDir, err = ioutil.TempDir("/tmp", "status-sync-chain")
s.Require().NoError(err)
config.LightEthConfig.Enabled = true
config.WhisperConfig.Enabled = false
s.Require().NoError(s.backend.StartNode(config))
}
func (s *SyncTestSuite) TearDown() {
err := s.backend.StopNode()
if len(s.tempDir) != 0 {
err = os.RemoveAll(s.tempDir)
}
s.Require().NoError(err)
}
func (s *SyncTestSuite) waitForProgress(d *downloader.Downloader) {
initialBlock := d.Progress().CurrentBlock
ticker := time.NewTicker(100 * time.Millisecond)
for {
select {
case <-time.After(30 * time.Second):
s.Require().Fail("timed out waiting for fetching new headers")
case <-ticker.C:
log.Info("sync progress", "current", d.Progress().CurrentBlock, "initial", initialBlock)
if d.Progress().CurrentBlock > initialBlock {
return
}
}
}
}
func (s *SyncTestSuite) consumeExpectedEvent(subscription *event.TypeMuxSubscription, expectedEvent interface{}) {
select {
case ev := <-subscription.Chan():
if reflect.TypeOf(expectedEvent) != reflect.TypeOf(ev.Data) {
s.Require().Fail("received unexpected event")
}
case <-time.After(60 * time.Second):
s.Require().Fail(("timeout waiting for an event"))
}
}
func (s *SyncTestSuite) TestSyncChain() {
les, err := s.backend.StatusNode().LightEthereumService()
s.Require().NoError(err)
subscription := les.EventMux().Subscribe(
downloader.StartEvent{}, downloader.DoneEvent{}, downloader.FailedEvent{})
defer subscription.Unsubscribe()
s.consumeExpectedEvent(subscription, downloader.StartEvent{})
// wait for downloader to start festching new headers
s.waitForProgress(les.Downloader())
s.Require().NoError(s.controller.Enable())
s.consumeExpectedEvent(subscription, downloader.FailedEvent{})
s.Require().NoError(s.controller.Disable())
s.consumeExpectedEvent(subscription, downloader.StartEvent{})
s.waitForProgress(les.Downloader())
}