import bpy, sys, importlib.util
ADDON=r"A:\eco\stylized_rock_generator\stylized_tree_generator.py"
spec=importlib.util.spec_from_file_location("stg",ADDON)
m=importlib.util.module_from_spec(spec); sys.modules["stg"]=m; spec.loader.exec_module(m)
try: m.unregister()
except Exception: pass
m.register()
fails=[]
for o in list(bpy.data.objects): bpy.data.objects.remove(o,do_unlink=True)
s=bpy.context.scene.tree_gen_settings

print("LIGHTMAP-Default aus:", not m.TreeGenSettings.bl_rna.properties['generate_lightmap_uv'].default)
if m.TreeGenSettings.bl_rna.properties['generate_lightmap_uv'].default: fails.append("lightmap_default")

# Wachstums-Stufen mit Art-Name
s.preset='birke'; s.art_name="Birke"; s.variant=1
s.use_growth=True; s.stages=4; s.apply_modifier=False
bpy.ops.object.treegen_create()
names=sorted(o.name for o in bpy.context.scene.objects if o.type=='MESH')
print("STUFEN:", names)
if names != ["Birke_01_S1","Birke_01_S2","Birke_01_S3","Birke_01_S4"]: fails.append("stufen_namen")

# Einzelbaum, Art aus Preset abgeleitet
for o in list(bpy.data.objects): bpy.data.objects.remove(o,do_unlink=True)
s.use_growth=False; s.art_name=""; s.preset='eiche'; s.variant=2
bpy.ops.object.treegen_create()
single=[o.name for o in bpy.context.scene.objects if o.type=='MESH']
print("EINZELN:", single)
if single != ["Eiche_02"]: fails.append("einzel_name")

# Ursprung unten-mittig + echte Meter
ob=bpy.context.scene.objects[single[0]]
ev=ob.evaluated_get(bpy.context.evaluated_depsgraph_get())
zs=[v.co.z for v in ev.data.vertices]
print("URSPRUNG z=%.3f  min_z=%.3f  Hoehe=%.2f m" % (ob.location.z, min(zs), max(zs)-min(zs)))
if abs(min(zs)) > 0.02: fails.append("ursprung")
m.unregister()
print("ERGEBNIS:", "ALLE CHECKS OK" if not fails else "FEHLER: "+", ".join(fails))
sys.exit(1 if fails else 0)