Files
beacon-server/internal/cache/cache_test.go
T
Enot (ded) Skelly 4e2ee62bad feat(nodes): add ?neighbors to list nodes
inlcudes neighbor IDs in node details list
2026-07-02 09:12:23 -07:00

373 lines
12 KiB
Go

// Copyright 2026 Beacon Contributors
// SPDX-License-Identifier: AGPL-3.0-or-later
package cache
import (
"context"
"errors"
"testing"
"time"
"github.com/MeshCore-Beacon/beacon-server/internal/api"
"github.com/MeshCore-Beacon/beacon-server/internal/config"
"github.com/alicebob/miniredis/v2"
"github.com/google/uuid"
redis "github.com/redis/go-redis/v9"
)
func newTestClient(t *testing.T) (*Client, *miniredis.Miniredis) {
t.Helper()
mr := miniredis.RunT(t)
c := &Client{rdb: redis.NewClient(&redis.Options{Addr: mr.Addr()})}
return c, mr
}
// stubReader is a minimal api.Reader that returns preset values.
type stubReader struct {
iatas []api.IATA
err error
calls int
}
func (s *stubReader) ListIATAs(_ context.Context) ([]api.IATA, error) {
s.calls++
return s.iatas, s.err
}
// implement remaining api.Reader methods as no-ops
func (s *stubReader) GetIATA(_ context.Context, _ string) (*api.IATA, error) { return nil, nil }
func (s *stubReader) ListRegions(_ context.Context) ([]api.RegionSummary, error) { return nil, nil }
func (s *stubReader) GetRegion(_ context.Context, _ int32) (*api.Region, error) { return nil, nil }
func (s *stubReader) GetRegionBySlug(_ context.Context, _ string) (*api.Region, error) {
return nil, nil
}
func (s *stubReader) GetScopeNames(_ context.Context) ([]string, error) { return nil, nil }
func (s *stubReader) GetScopeStats(_ context.Context) ([]api.ScopeStats, error) { return nil, nil }
func (s *stubReader) GetScopesByIATAs(_ context.Context, _ []string) ([]api.ScopeSummary, error) {
return nil, nil
}
func (s *stubReader) GetScopeByName(_ context.Context, _ string) (*api.ScopeDetail, error) {
return nil, nil
}
func (s *stubReader) GetStatsOverview(_ context.Context, _ []string) (*api.StatsOverview, error) {
return nil, nil
}
func (s *stubReader) GetStatsObservations(_ context.Context, _ []string, _ time.Time) ([]api.ObservationPoint, error) {
return nil, nil
}
func (s *stubReader) GetStatsPayloadBreakdown(_ context.Context, _ []string, _ time.Time) ([]api.PayloadBreakdownItem, error) {
return nil, nil
}
func (s *stubReader) GetStatsTopNodes(_ context.Context, _ []string, _ int32) ([]api.TopNode, error) {
return nil, nil
}
func (s *stubReader) GetStatsTopObservers(_ context.Context, _ []string, _ time.Time, _ int32) ([]api.TopObserver, error) {
return nil, nil
}
func (s *stubReader) GetStatsNodeTypes(_ context.Context, _ []string) ([]api.NodeTypeCount, error) {
return nil, nil
}
func (s *stubReader) GetRadioPresets(_ context.Context, _ string, _ []string) ([]api.RadioPreset, error) {
return nil, nil
}
func (s *stubReader) GetNode(_ context.Context, _ uuid.UUID) (*api.Node, error) { return nil, nil }
func (s *stubReader) GetNodeNeighbors(_ context.Context, _ uuid.UUID) ([]api.NodeNeighbor, error) {
return nil, nil
}
func (s *stubReader) GetNodesByIDs(_ context.Context, _ []uuid.UUID) (map[uuid.UUID]*api.ResolvedNode, error) {
return nil, nil
}
func (s *stubReader) GetObserver(_ context.Context, _ uuid.UUID) (*api.Observer, error) {
return nil, nil
}
func (s *stubReader) GetObserverScopes(_ context.Context, _ uuid.UUID) ([]string, error) {
return nil, nil
}
func (s *stubReader) GetObserverTelemetry(_ context.Context, _ uuid.UUID, _, _ time.Time, _ int64) (*api.ObserverTelemetry, error) {
return nil, nil
}
func (s *stubReader) GetObserverTelemetryBucketed(_ context.Context, _ uuid.UUID, _, _ time.Time, _ int32) ([]api.ObserverTelemetryPoint, error) {
return nil, nil
}
func (s *stubReader) GetPacket(_ context.Context, _ []byte) (*api.Packet, error) { return nil, nil }
func (s *stubReader) GetChannel(_ context.Context, _ int32) (*api.Channel, error) { return nil, nil }
func (s *stubReader) GetTraceByTag(_ context.Context, _ string) (*api.TraceDetail, error) {
return nil, nil
}
func (s *stubReader) GetKnownRoutesByNode(_ context.Context, _ string, _ uuid.UUID) ([]api.KnownRoute, error) {
return nil, nil
}
func (s *stubReader) GetCrossIATANeighbors(_ context.Context, _ uuid.UUID, _ string) ([]api.NodeNeighbor, error) {
return nil, nil
}
func (s *stubReader) ListChannels(_ context.Context, _ int32, _ []byte, _ string, _ int64) (api.Page[api.ChannelSummary], error) {
return api.Page[api.ChannelSummary]{}, nil
}
func (s *stubReader) ListChannelMessages(_ context.Context, _ *int32, _ time.Time, _ int32, _ []string, _ string, _ int64) (api.Page[api.ChannelMessage], error) {
return api.Page[api.ChannelMessage]{}, nil
}
func (s *stubReader) ListChannelMessagesByHash(_ context.Context, _ []byte, _ time.Time, _ int32, _ []string, _ string, _ int64) (api.Page[api.ChannelMessage], error) {
return api.Page[api.ChannelMessage]{}, nil
}
func (s *stubReader) ListMessagesAfterID(_ context.Context, _ int64, _ []string, _ string, _ int32) ([]api.ChannelMessage, error) {
return nil, nil
}
func (s *stubReader) ListNodes(_ context.Context, _ int16, _ []string, _, _ *bool, _ []byte, _, _ string, _ int64, _ int32, _ bool) (api.Page[api.NodeSummary], error) {
return api.Page[api.NodeSummary]{}, nil
}
func (s *stubReader) ListNodeObservations(_ context.Context, _ uuid.UUID, _ int64, _ int32) (api.Page[api.PacketObservationSummary], error) {
return api.Page[api.PacketObservationSummary]{}, nil
}
func (s *stubReader) ListObservers(_ context.Context, _ []string, _, _, _, _, _ string, _ int64, _ int32) (api.Page[api.ObserverSummary], error) {
return api.Page[api.ObserverSummary]{}, nil
}
func (s *stubReader) ListObserverAdverts(_ context.Context, _ uuid.UUID, _ int64, _ int32) (api.Page[api.AdvertObservation], error) {
return api.Page[api.AdvertObservation]{}, nil
}
func (s *stubReader) ListPackets(_ context.Context, _, _ int16, _ []string, _ string, _, _ time.Time, _ int64, _ int32) (api.Page[api.PacketSummary], error) {
return api.Page[api.PacketSummary]{}, nil
}
func (s *stubReader) ListPacketsAfterID(_ context.Context, _ int64, _, _ int16, _ []string, _ string, _ int32) ([]api.PacketSummary, error) {
return nil, nil
}
func (s *stubReader) ListKnownRoutes(_ context.Context, _ string, _ int32, _ time.Time, _ int32) ([]api.KnownRoute, error) {
return nil, nil
}
func (s *stubReader) SearchKnownRoutes(_ context.Context, _, _, _ string) ([]api.KnownRoute, error) {
return nil, nil
}
func (s *stubReader) SearchCrossIATARoutes(_ context.Context, _, _, _, _ string) ([]api.CrossIATARoute, error) {
return nil, nil
}
func (s *stubReader) ListTraceTags(_ context.Context, _ []string, _, _ string, _, _ time.Time, _ time.Time, _ int32) ([]api.TraceTagSummary, error) {
return nil, nil
}
// ---- ResolveTTLs tests ----
func TestResolveTTLs_CategoryWins(t *testing.T) {
cfg := config.CacheConfig{}
cfg.TTLs.Stats.Duration = 5 * time.Minute
cfg.TTL.Duration = time.Hour
ttls := ResolveTTLs(cfg)
if ttls.Stats != 5*time.Minute {
t.Errorf("expected Stats 5m, got %v", ttls.Stats)
}
}
func TestResolveTTLs_GlobalFallback(t *testing.T) {
cfg := config.CacheConfig{}
cfg.TTL.Duration = 30 * time.Minute
ttls := ResolveTTLs(cfg)
if ttls.Stats != 30*time.Minute {
t.Errorf("expected Stats 30m, got %v", ttls.Stats)
}
}
func TestResolveTTLs_DefaultFallback(t *testing.T) {
cfg := config.CacheConfig{}
ttls := ResolveTTLs(cfg)
if ttls.Stats != time.Hour {
t.Errorf("expected Stats 1h, got %v", ttls.Stats)
}
}
// ---- getOrSet tests ----
func TestGetOrSet_CacheMiss_FetchesAndStores(t *testing.T) {
c, _ := newTestClient(t)
stub := &stubReader{iatas: []api.IATA{{IATA: "YVR"}}}
result, err := getOrSet(context.Background(), c, "test:key", time.Minute, func() ([]api.IATA, error) {
return stub.ListIATAs(context.Background())
})
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if len(result) != 1 || result[0].IATA != "YVR" {
t.Errorf("unexpected result: %v", result)
}
if stub.calls != 1 {
t.Errorf("expected 1 fetch call, got %d", stub.calls)
}
}
func TestGetOrSet_CacheHit_DoesNotFetch(t *testing.T) {
c, _ := newTestClient(t)
stub := &stubReader{iatas: []api.IATA{{IATA: "YVR"}}}
// prime the cache
_, _ = getOrSet(context.Background(), c, "test:key", time.Minute, func() ([]api.IATA, error) {
return stub.ListIATAs(context.Background())
})
// second call should hit cache
result, err := getOrSet(context.Background(), c, "test:key", time.Minute, func() ([]api.IATA, error) {
return stub.ListIATAs(context.Background())
})
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if len(result) != 1 || result[0].IATA != "YVR" {
t.Errorf("unexpected result: %v", result)
}
if stub.calls != 1 {
t.Errorf("expected 1 fetch call (cache hit), got %d", stub.calls)
}
}
func TestGetOrSet_RedisError_DegradeGracefully(t *testing.T) {
c, mr := newTestClient(t)
mr.Close() // kill Redis
stub := &stubReader{iatas: []api.IATA{{IATA: "YVR"}}}
result, err := getOrSet(context.Background(), c, "test:key", time.Minute, func() ([]api.IATA, error) {
return stub.ListIATAs(context.Background())
})
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if len(result) != 1 || result[0].IATA != "YVR" {
t.Errorf("unexpected result: %v", result)
}
}
func TestGetOrSet_CorruptEntry_Overwrites(t *testing.T) {
c, mr := newTestClient(t)
mr.Set("test:key", "not-valid-json")
stub := &stubReader{iatas: []api.IATA{{IATA: "YVR"}}}
result, err := getOrSet(context.Background(), c, "test:key", time.Minute, func() ([]api.IATA, error) {
return stub.ListIATAs(context.Background())
})
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if len(result) != 1 || result[0].IATA != "YVR" {
t.Errorf("unexpected result: %v", result)
}
if stub.calls != 1 {
t.Errorf("expected 1 fetch call for corrupt entry, got %d", stub.calls)
}
}
func TestGetOrSet_FetchError_Propagates(t *testing.T) {
c, _ := newTestClient(t)
stub := &stubReader{err: errors.New("db error")}
_, err := getOrSet(context.Background(), c, "test:key", time.Minute, func() ([]api.IATA, error) {
return stub.ListIATAs(context.Background())
})
if err == nil {
t.Fatal("expected error, got nil")
}
}
// ---- CachedReader key tests ----
func TestCachedReader_IATASortingForStableKey(t *testing.T) {
c, _ := newTestClient(t)
calls := 0
inner := &stubReader{}
// override GetStatsOverview on stub via a wrapper
cr := &CachedReader{
inner: inner,
c: c,
ttl: CacheTTLs{Stats: time.Minute},
}
// call with unsorted IATAs
getOrSet(context.Background(), c, "beacon:stats:overview:YVR,YYJ", time.Minute, func() (*api.StatsOverview, error) {
calls++
return &api.StatsOverview{TotalPackets: 42}, nil
})
// call CachedReader with reversed order — should hit same key
_ = cr
result, err := getOrSet(context.Background(), c, "beacon:stats:overview:YVR,YYJ", time.Minute, func() (*api.StatsOverview, error) {
calls++
return &api.StatsOverview{TotalPackets: 42}, nil
})
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if result.TotalPackets != 42 {
t.Errorf("expected 42, got %d", result.TotalPackets)
}
if calls != 1 {
t.Errorf("expected 1 fetch call, got %d", calls)
}
}
func TestCachedReader_InvalidateNode(t *testing.T) {
c, mr := newTestClient(t)
nodeID := uuid.MustParse("00000000-0000-0000-0000-000000000001")
mr.Set(keyNodePrefix+nodeID.String(), `"cached"`)
mr.Set(keyNodeNeighborsPrefix+nodeID.String(), `"cached"`)
cr := &CachedReader{inner: &stubReader{}, c: c, ttl: CacheTTLs{}}
cr.InvalidateNode(context.Background(), nodeID)
if mr.Exists(keyNodePrefix + nodeID.String()) {
t.Error("expected node key to be deleted")
}
if mr.Exists(keyNodeNeighborsPrefix + nodeID.String()) {
t.Error("expected node neighbors key to be deleted")
}
}
func TestCachedReader_InvalidateObserver(t *testing.T) {
c, mr := newTestClient(t)
observerID := uuid.MustParse("00000000-0000-0000-0000-000000000002")
mr.Set(keyObserverPrefix+observerID.String(), `"cached"`)
mr.Set(keyObserverScopesPrefix+observerID.String(), `"cached"`)
cr := &CachedReader{inner: &stubReader{}, c: c, ttl: CacheTTLs{}}
cr.InvalidateObserver(context.Background(), observerID)
if mr.Exists(keyObserverPrefix + observerID.String()) {
t.Error("expected observer key to be deleted")
}
if mr.Exists(keyObserverScopesPrefix + observerID.String()) {
t.Error("expected observer scopes key to be deleted")
}
}