RegionIO/internal/world/disks_test.go

91 lines
2.6 KiB
Go

package world
import (
"testing"
"regionio/internal/worldgen"
)
func TestDiskStateProviderRules(t *testing.T) {
set, err := worldgen.LoadFeatureSet()
if err != nil {
t.Fatal(err)
}
makeRegion := func(block uint16) *decorationRegion {
chunk := NewChunk(0, 0, BiomePlains)
chunk.SetBlock(8, 0, 8, block)
region, err := newDecorationRegion([]*Chunk{chunk})
if err != nil {
t.Fatal(err)
}
if err := region.setSource(0, 0); err != nil {
t.Fatal(err)
}
return region
}
dirt, ok := nameToStateID("minecraft:dirt", nil)
if !ok {
t.Fatal("dirt state missing")
}
sandConfig, err := set.Disk("minecraft:disk_sand")
if err != nil {
t.Fatal(err)
}
sandConfig.RadiusMin, sandConfig.RadiusMax, sandConfig.HalfHeight = 0, 0, 0
region := makeRegion(dirt)
if err := region.placeDisk(set, worldgen.NewWorldgenRandom(1), worldgen.FeaturePosition{X: 8, Y: 0, Z: 8}, sandConfig); err != nil {
t.Fatal(err)
}
sandstone, ok := nameToStateID("minecraft:sandstone", nil)
if !ok || region.getBlock(8, 0, 8) != sandstone {
t.Fatalf("sand rule state = %d, want sandstone %d", region.getBlock(8, 0, 8), sandstone)
}
grassConfig, err := set.Disk("minecraft:disk_grass")
if err != nil {
t.Fatal(err)
}
grassConfig.RadiusMin, grassConfig.RadiusMax, grassConfig.HalfHeight = 0, 0, 0
region = makeRegion(dirt)
if err := region.placeDisk(set, worldgen.NewWorldgenRandom(1), worldgen.FeaturePosition{X: 8, Y: 0, Z: 8}, grassConfig); err != nil {
t.Fatal(err)
}
grass, ok := nameToStateID("minecraft:grass_block", map[string]string{"snowy": "false"})
if !ok || region.getBlock(8, 0, 8) != grass {
t.Fatalf("grass rule state = %d, want grass %d", region.getBlock(8, 0, 8), grass)
}
}
func TestDiskStateProviderFallback(t *testing.T) {
set, err := worldgen.LoadFeatureSet()
if err != nil {
t.Fatal(err)
}
config, err := set.Disk("minecraft:disk_grass")
if err != nil {
t.Fatal(err)
}
config.RadiusMin, config.RadiusMax, config.HalfHeight = 0, 0, 0
dirt, _ := nameToStateID("minecraft:dirt", nil)
stone, _ := nameToStateID("minecraft:stone", nil)
chunk := NewChunk(0, 0, BiomePlains)
chunk.SetBlock(8, 0, 8, dirt)
chunk.SetBlock(8, 1, 8, stone)
region, err := newDecorationRegion([]*Chunk{chunk})
if err != nil {
t.Fatal(err)
}
if err := region.setSource(0, 0); err != nil {
t.Fatal(err)
}
if err := region.placeDisk(set, worldgen.NewWorldgenRandom(1), worldgen.FeaturePosition{X: 8, Y: 0, Z: 8}, config); err != nil {
t.Fatal(err)
}
if got := region.getBlock(8, 0, 8); got != dirt {
t.Fatalf("fallback state = %d, want dirt %d", got, dirt)
}
}