package mailservers import ( "fmt" "sort" "testing" "time" "github.com/ethereum/go-ethereum/p2p/enode" "github.com/status-im/status-go/t/utils" whisper "github.com/status-im/whisper/whisperv6" "github.com/stretchr/testify/require" ) func TestUsedConnectionPersisted(t *testing.T) { nodes := make([]*enode.Node, 2) fillWithRandomNodes(t, nodes) cache := newInMemCache(t) store := NewPeerStore(cache) require.NoError(t, store.Update(nodes)) whisperMock := newFakeEnvelopesEvents() monitor := NewLastUsedConnectionMonitor(store, cache, whisperMock) monitor.Start() // Send a confirmation that we received history from one of the peers. select { case whisperMock.input <- whisper.EnvelopeEvent{ Event: whisper.EventMailServerRequestCompleted, Peer: nodes[0].ID()}: case <-time.After(time.Second): require.FailNow(t, "can't send a 'completed' event") } // Wait until records will be updated in the cache. require.NoError(t, utils.Eventually(func() error { records, err := cache.LoadAll() if err != nil { return err } if lth := len(records); lth != 2 { return fmt.Errorf("unexpected length of all records stored in the cache. expected %d got %d", 2, lth) } var used bool for _, r := range records { if r.Node().ID() == nodes[0].ID() { used = !r.LastUsed.IsZero() } } if !used { return fmt.Errorf("record %s is not marked as used", nodes[0].ID()) } return nil }, time.Second, 100*time.Millisecond)) // Use different peer, first will be marked as unused. select { case whisperMock.input <- whisper.EnvelopeEvent{ Event: whisper.EventMailServerRequestCompleted, Peer: nodes[1].ID()}: case <-time.After(time.Second): require.FailNow(t, "can't send a 'completed' event") } require.NoError(t, utils.Eventually(func() error { records, err := cache.LoadAll() if err != nil { return err } if lth := len(records); lth != 2 { return fmt.Errorf("unexpected length of all records stored in the cache. expected %d got %d", 2, lth) } sort.Slice(records, func(i, j int) bool { return records[i].LastUsed.After(records[j].LastUsed) }) if records[0].Node().ID() != nodes[1].ID() { return fmt.Errorf("record wasn't updated after previous event") } return nil }, time.Second, 100*time.Millisecond)) }