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Schedule source chunk features globally

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This commit is contained in:
Daniar Mannanov 2026-08-11 12:47:59 +03:00
parent 11440f556c
commit ea66091f85
4 changed files with 125 additions and 0 deletions
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38
internal/worldgen/features_test.go
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@ -82,6 +82,44 @@ func TestFeatureStepsRejectsCycles(t *testing.T) {
}
}
func TestFeatureScheduleUsesGlobalOrderAndSourceUnion(t *testing.T) {
set := &FeatureSet{Biomes: map[string]BiomeGeneration{
"a": {Features: [][]string{{"f1"}, {"f3", "f4"}}},
"b": {Features: [][]string{{"f2", "f1"}, {"f5", "f4"}}},
"c": {Features: [][]string{{"f1"}, {"f5", "f3"}}},
}}
got, err := set.FeatureSchedule([]string{"a", "b", "c"}, []string{"b", "c"}, 1)
if err != nil {
t.Fatal(err)
}
want := []ScheduledFeature{{Name: "f5", Index: 0}, {Name: "f3", Index: 1}, {Name: "f4", Index: 2}}
if !reflect.DeepEqual(got, want) {
t.Fatalf("schedule = %v, want %v", got, want)
}
}
func TestFeatureScheduleDoesNotRenumberFilteredFeatures(t *testing.T) {
set := &FeatureSet{Biomes: map[string]BiomeGeneration{
"a": {Features: [][]string{{"f1", "f2", "f3"}}},
"b": {Features: [][]string{{"f3"}}},
}}
got, err := set.FeatureSchedule([]string{"a", "b"}, []string{"b"}, 0)
if err != nil {
t.Fatal(err)
}
want := []ScheduledFeature{{Name: "f3", Index: 2}}
if !reflect.DeepEqual(got, want) {
t.Fatalf("schedule = %v, want global index %v", got, want)
}
}
func TestFeatureScheduleRejectsInvalidStage(t *testing.T) {
set := &FeatureSet{Biomes: map[string]BiomeGeneration{"a": {Features: [][]string{{"f1"}}}}}
if _, err := set.FeatureSchedule([]string{"a"}, []string{"a"}, 1); err == nil {
t.Fatal("invalid stage succeeded")
}
}
func TestPlacementHeightDistributionsStayWithinInclusiveBounds(t *testing.T) {
r := NewLegacy(12345)
for _, distribution := range []string{"minecraft:trapezoid", "minecraft:very_biased_to_bottom", "minecraft:uniform"} {