function __test_update_current_collections() {
	var st = ds_stack_create();
	ds_stack_push(st, PANEL_COLLECTION.context);
	
	print("---------- COLLECTION UPDATING STARTED ----------");
	
	var sel = PANEL_GRAPH.node_focus, outj = noone;
	if(sel != noone) outj = sel.outputs[| 0];
	
	while(!ds_stack_empty(st)) {
		var _st = ds_stack_pop(st);
		for( var i = 0; i < ds_list_size(_st.content); i++ ) {
			var _node = _st.content[| i];
			
			print("  > Updating " + _node.path);
			var _map = json_load(_node.path);
			_map[? "version"] = SAVEFILE_VERSION;
			json_save(_node.path, _map);
		}
		
		for( var i = 0; i < ds_list_size(_st.subDir); i++ )
			ds_stack_push(st, _st.subDir[| i]);
	}
	
	ds_stack_destroy(st);
	
	print("---------- COLLECTION UPDATING ENDED ----------");
}

function __test_load_current_collections() {
	var st = ds_stack_create();
	ds_stack_push(st, PANEL_COLLECTION.context);
	
	var xx = 0;
	var yy = 0;
	var col = 6;
	var ind = 0;
	
	print("---------- COLLECTION TESTING STARTED ----------");
	
	var sel = PANEL_GRAPH.node_focus, outj = noone;
	if(sel != noone) outj = sel.outputs[| 0];
			
	while(!ds_stack_empty(st)) {
		var _st = ds_stack_pop(st);
		for( var i = 0; i < ds_list_size(_st.content); i++ ) {
			var _node = _st.content[| i];
			
			print("  > Building " + _node.path);
			var coll = APPEND(_node.path);
			if(coll == noone) continue;
			
			if(is_struct(coll)) {
				coll.x = xx;
				coll.y = yy;
				
				if(outj) 
				for( var k = 0; k < ds_list_size(coll.inputs); k++ ) {
					if(coll.inputs[| k].type != VALUE_TYPE.surface) continue;
					coll.inputs[| k].setFrom(outj);
					break;
				}
			} else {
				for( var j = 0; j < ds_list_size(coll); j++ ) {
					coll[| j].x = xx;
					coll[| j].y = yy;
					
					if(outj) 
					for( var k = 0; k < ds_list_size(coll[| j].inputs); k++ ) {
						if(coll[| j].inputs[| k].type != VALUE_TYPE.surface) continue;
						coll[| j].inputs[| k].setFrom(outj);
						break;
					}
				}
			}
			
			if(++ind > col) {
				ind = 0;
				xx = 0;
				yy += 144;
			} else 
				xx += 144;
		}
			
		for( var i = 0; i < ds_list_size(_st.subDir); i++ )
			ds_stack_push(st, _st.subDir[| i]);
	}
	
	ds_stack_destroy(st);
	
	print("---------- COLLECTION TESTING ENDED ----------");
}