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Measure cross-chunk ore replay

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This commit is contained in:
Daniar Mannanov 2026-08-11 13:50:14 +03:00
parent 9ffd2b19ba
commit e2f496fafc
3 changed files with 205 additions and 0 deletions
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47
internal/world/region_ores_test.go
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@ -59,3 +59,50 @@ func TestScheduledRegionOresAreDeterministic(t *testing.T) {
t.Fatal("scheduled ore pass changed no blocks")
}
}
func TestScheduledRegionOreReplayIsDeterministic(t *testing.T) {
makeRegion := func() *decorationRegion {
var chunks []*Chunk
for cx := int32(-2); cx <= 2; cx++ {
for cz := int32(-2); cz <= 2; cz++ {
chunk := NewChunk(cx, cz, BiomePlains)
for y := MinY; y < MinY+WorldHeight; y++ {
for x := 0; x < 16; x++ {
for z := 0; z < 16; z++ {
chunk.setBlockRaw(x, y, z, StateStone)
}
}
}
chunks = append(chunks, chunk)
}
}
region, err := newDecorationRegion(chunks)
if err != nil {
t.Fatal(err)
}
return region
}
a, b := makeRegion(), makeRegion()
if err := a.replayScheduledOres(12345, 0, 0); err != nil {
t.Fatal(err)
}
if err := b.replayScheduledOres(12345, 0, 0); err != nil {
t.Fatal(err)
}
for cx := int32(-2); cx <= 2; cx++ {
for cz := int32(-2); cz <= 2; cz++ {
left := a.chunks[[2]int32{cx, cz}]
right := b.chunks[[2]int32{cx, cz}]
for y := MinY; y < MinY+WorldHeight; y++ {
for x := 0; x < 16; x++ {
for z := 0; z < 16; z++ {
if left.GetBlock(x, y, z) != right.GetBlock(x, y, z) {
t.Fatalf("replay differs at chunk (%d,%d), block (%d,%d,%d)", cx, cz, x, y, z)
}
}
}
}
}
}
}