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feat(go): add nats fast writer

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lingniu
2026-07-03 11:59:33 +08:00
parent 76f5a20b79
commit 0344c65e5b
6 changed files with 466 additions and 6 deletions
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41
go/vehicle-gateway/internal/realtime/repository_test.go
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@@ -308,8 +308,45 @@ func TestRepositoryWritesRealtimeKVHashes(t *testing.T) {
if stackKV["stack_water_outlet_temp_c"] != "63" {
t.Fatalf("stack kv = %#v", stackKV)
}
if ttl := repo.client.TTL(ctx, "vehicle:rt-kv:GB32960:VIN001:vehicle").Val(); ttl <= 0 {
t.Fatalf("kv ttl should be set, got %v", ttl)
if ttl := repo.client.TTL(ctx, "vehicle:rt-kv:GB32960:VIN001:vehicle").Val(); ttl != -1 {
t.Fatalf("kv ttl should not expire, got %v", ttl)
}
}
func TestRepositoryFastUpdateOnlyWritesPermanentKVAndMinuteOnline(t *testing.T) {
repo, closeFn := newTestRepository(t)
defer closeFn()
ctx := context.Background()
if err := repo.FastUpdate(ctx, envelope.FrameEnvelope{
Protocol: envelope.ProtocolGB32960,
VIN: "VIN001",
EventTimeMS: 1000,
ReceivedAtMS: 1100,
Parsed: map[string]any{
"data_units": []any{
map[string]any{"type": "0x01", "name": "vehicle", "value": map[string]any{"soc_percent": 88.0}},
},
},
}); err != nil {
t.Fatalf("FastUpdate() error = %v", err)
}
vehicleKV, err := repo.client.HGetAll(ctx, "vehicle:rt-kv:GB32960:VIN001:vehicle").Result()
if err != nil {
t.Fatalf("vehicle kv HGetAll error = %v", err)
}
if vehicleKV["soc_percent"] != "88" || vehicleKV["_event_time_ms"] != "1000" {
t.Fatalf("vehicle kv = %#v", vehicleKV)
}
if ttl := repo.client.TTL(ctx, "vehicle:rt-kv:GB32960:VIN001:vehicle").Val(); ttl != -1 {
t.Fatalf("kv ttl should not expire, got %v", ttl)
}
if ttl := repo.client.TTL(ctx, "vehicle:online:VIN001").Val(); ttl <= 0 || ttl > time.Minute {
t.Fatalf("online ttl = %v, want within 1 minute", ttl)
}
if repo.client.Exists(ctx, "vehicle:latest:VIN001").Val() != 0 {
t.Fatal("fast update should not write merged snapshot")
}
}