remo/RegionIO
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Implement ticketed chunk lifecycle

Browse source
This commit is contained in:
Master290 2026-07-21 10:04:56 +03:00
parent cae06eb97e
commit cbd5c7b546
12 changed files with 696 additions and 100 deletions
Download patch file Download diff file Expand all files Collapse all files

79
internal/world/store_test.go
View file

@ -185,6 +185,85 @@ func TestStoreLightRoundTrip(t *testing.T) {
}
}
func TestCacheReconcilesPersistedLightWithLoadedNeighbor(t *testing.T) {
dir := t.TempDir()
store, err := NewStore(dir)
if err != nil {
t.Fatal(err)
}
glowstone := nameToStateID("minecraft:glowstone", nil)
left := NewChunk(0, 0, BiomePlains)
left.SetBlock(15, 100, 8, glowstone)
if err := store.SaveChunk(left); err != nil {
t.Fatal(err)
}
// Simulate a chunk saved before its unloaded neighbor gained a light source.
right := NewChunk(1, 0, BiomePlains)
right.lightReady = true
if err := store.SaveChunk(right); err != nil {
t.Fatal(err)
}
if err := store.Close(); err != nil {
t.Fatal(err)
}
store, err = NewStore(dir)
if err != nil {
t.Fatal(err)
}
defer store.Close()
cache := NewCacheWithLimit(-1, func(cx, cz int32) *Chunk {
return NewChunk(cx, cz, BiomePlains)
}, store, 1)
tickets := cache.NewTicketSet()
tickets.Replace([]ChunkPos{{X: 1, Z: 0}}, nil)
loaded, err := cache.chunkAtErr(1, 0)
if err != nil {
t.Fatal(err)
}
if _, block, ready := loaded.LightAt(0, 100, 8); !ready || block != 0 {
t.Fatalf("persisted pre-reconcile light = %d ready=%v, want stale zero", block, ready)
}
if _, err := cache.FrameErr(1, 0); err != nil {
t.Fatal(err)
}
if _, block, ready := loaded.LightAt(0, 100, 8); !ready || block != 14 {
t.Fatalf("reconciled border light = %d ready=%v, want 14", block, ready)
}
if err := cache.SaveAll(); err != nil {
t.Fatal(err)
}
tickets.Close()
if _, err := cache.FrameErr(10, 0); err != nil {
t.Fatal(err)
}
if hasChunk(cache, 1, 0) {
t.Fatal("released light chunk remained resident after LRU replacement")
}
reloadedAfterEviction, err := cache.chunkAtErr(1, 0)
if err != nil {
t.Fatal(err)
}
if _, block, ready := reloadedAfterEviction.LightAt(0, 100, 8); !ready || block != 14 {
t.Fatalf("light after ticket unload/reload = %d ready=%v, want 14", block, ready)
}
if err := store.Close(); err != nil {
t.Fatal(err)
}
store, err = NewStore(dir)
if err != nil {
t.Fatal(err)
}
defer store.Close()
reloaded, err := store.LoadChunk(1, 0)
if err != nil {
t.Fatal(err)
}
if _, block, ready := reloaded.LightAt(0, 100, 8); !ready || block != 14 {
t.Fatalf("persisted reconciled light = %d ready=%v, want 14", block, ready)
}
}
// TestStoreSaveLoadIntegration is the end-to-end "world survives restart" test:
// generate a chunk via a store-backed cache, edit a block, SaveAll, then open a
// fresh cache over the same store and confirm the edit is present.