#!/usr/bin/env python3 import hashlib import json import os import pathlib import shutil import sys import tempfile import bpy ARMATURE_NAME = "WebGapArmatureMoveCollectionArmature" OBJECT_NAME = "WebGapArmatureMoveCollectionObject" MOVE_BONE = "WebGapArmatureMoveCollectionSelected" OTHER_BONE = "WebGapArmatureMoveCollectionOther" SOURCE_COLLECTION = "WebGapArmatureMoveCollectionSource" TARGET_COLLECTION = "WebGapArmatureMoveCollectionTarget" def ensure_edit_mode(): obj = bpy.data.objects.get(OBJECT_NAME) armature = bpy.data.armatures.get(ARMATURE_NAME) if armature is None or obj is None or obj.type != "ARMATURE" or obj.data != armature: raise RuntimeError("armature.move_to_collection fixture is missing") bpy.context.view_layer.objects.active = obj obj.select_set(True) if obj.mode != "EDIT": bpy.ops.object.mode_set(mode="EDIT") return armature def bone_report(bone): return { "name": bone.name, "selected": bool(bone.select), "hidden": bool(bone.hide), "selectHead": bool(bone.select_head), "selectTail": bool(bone.select_tail), "parent": bone.parent.name if bone.parent else None, "connected": bool(bone.use_connect), "collections": sorted(collection.name for collection in bone.collections), "head": [round(value, 6) for value in bone.head], "tail": [round(value, 6) for value in bone.tail], } def state_report(): armature = ensure_edit_mode() return { "object": OBJECT_NAME, "armature": ARMATURE_NAME, "activeBone": armature.edit_bones.active.name if armature.edit_bones.active else None, "bones": [bone_report(bone) for bone in armature.edit_bones], "collections": [collection.name for collection in armature.collections], } def stable_state(state): return { "object": state["object"], "armature": state["armature"], "activeBone": state["activeBone"], "collections": state["collections"], "bones": sorted( [ {key: bone[key] for key in ("name", "selected", "hidden", "parent", "connected", "collections", "head", "tail")} for bone in state["bones"] ], key=lambda bone: bone["name"], ), } def validate_input(before): by_name = {bone["name"]: bone for bone in before["bones"]} if set(by_name) != {MOVE_BONE, OTHER_BONE}: raise RuntimeError(f"unexpected armature.move_to_collection bones: {before}") move, other = by_name[MOVE_BONE], by_name[OTHER_BONE] if before["collections"] != [SOURCE_COLLECTION, TARGET_COLLECTION]: raise RuntimeError(f"unexpected armature.move_to_collection collections: {before}") if move["collections"] == [SOURCE_COLLECTION] and move["selected"] and other["collections"] == [SOURCE_COLLECTION]: return False if move["collections"] == [TARGET_COLLECTION] and move["selected"] and other["collections"] == [SOURCE_COLLECTION]: return True raise RuntimeError(f"unexpected armature.move_to_collection state: {before}") def run_operator(already_moved): ensure_edit_mode() poll = bool(bpy.ops.armature.move_to_collection.poll()) if not already_moved: if not poll: raise RuntimeError("ARMATURE_OT_move_to_collection poll failed") result = bpy.ops.armature.move_to_collection(collection_index=1) if result != {"FINISHED"}: raise RuntimeError(f"ARMATURE_OT_move_to_collection returned {result}") return poll, not already_moved def validate_after(after): by_name = {bone["name"]: bone for bone in after["bones"]} move, other = by_name[MOVE_BONE], by_name[OTHER_BONE] if move["collections"] != [TARGET_COLLECTION] or not move["selected"]: raise RuntimeError(f"armature.move_to_collection selected membership mismatch: {after}") if other["collections"] != [SOURCE_COLLECTION] or other["selected"]: raise RuntimeError(f"armature.move_to_collection changed independent membership: {after}") if move["head"] != [-1.0, 0.0, 0.0] or move["tail"] != [-1.0, 1.0, 0.0]: raise RuntimeError(f"armature.move_to_collection changed moved bone geometry: {after}") if other["head"] != [1.0, 0.0, 0.0] or other["tail"] != [1.0, 1.0, 0.0]: raise RuntimeError(f"armature.move_to_collection changed independent bone geometry: {after}") def main(): arguments = sys.argv[sys.argv.index("--") + 1 :] if len(arguments) != 2: raise SystemExit( "usage: blender -b --factory-startup --python check-action-armature-move-to-collection-desktop.py -- FIXTURE REPORT" ) fixture, output = (pathlib.Path(value).resolve() for value in arguments) bpy.ops.wm.open_mainfile(filepath=str(fixture), load_ui=False) before = state_report() already_moved = validate_input(before) poll, changed = run_operator(already_moved) after = state_report() validate_after(after) bpy.ops.object.mode_set(mode="OBJECT") descriptor, temporary = tempfile.mkstemp(prefix="m16-armature-move-collection-reopen-", suffix=".blend") os.close(descriptor) temporary_path = pathlib.Path(temporary) try: bpy.ops.wm.save_as_mainfile(filepath=str(temporary_path), check_existing=False, compress=True) bpy.ops.wm.open_mainfile(filepath=str(temporary_path), load_ui=False) reopened = state_report() if stable_state(reopened) != stable_state(after): raise RuntimeError(f"armature.move_to_collection save/reopen drift: {after} != {reopened}") shutil.copyfile(temporary_path, fixture) report = { "schemaVersion": 1, "task": "M16-GAP-00245", "operation": "ARMATURE_MOVE_TO_COLLECTION_DESKTOP", "fixture": str(fixture), "fixtureSha256": hashlib.sha256(fixture.read_bytes()).hexdigest(), "before": before, "after": reopened, "movedBone": MOVE_BONE, "sourceCollection": SOURCE_COLLECTION, "targetCollection": TARGET_COLLECTION, "collectionIndex": 1, "poll": poll, "operatorStatus": "FINISHED" if changed else "SKIPPED_ALREADY_APPLIED", "mainMutation": "SELECTED_BONE_MOVED_TO_TARGET_COLLECTION" if changed else "SELECTED_BONE_ALREADY_IN_TARGET_COLLECTION", "saveReopen": "EXACT", "blenderVersion": bpy.app.version_string, } output.parent.mkdir(parents=True, exist_ok=True) output.write_text(json.dumps(report, indent=2, sort_keys=True) + "\n", encoding="utf-8") print(f"armature-move-to-collection-desktop-ok moved={MOVE_BONE} target={TARGET_COLLECTION} saveReopen=exact") finally: temporary_path.unlink(missing_ok=True) if __name__ == "__main__": try: main() except Exception as error: print(f"armature-move-to-collection-desktop-failed: {error}") raise SystemExit(1)