// retoor <retoor@molodetz.nl>
import "pathlib" for Path
var dir = Path.new("/tmp/wren_pathlib_test_rename")
if (dir.exists()) dir.rmtree()
dir.mkdir()
var src = dir / "source.txt"
src.writeText("content")
System.print(src.exists()) // expect: true
var dst = dir / "dest.txt"
src.rename(dst)
System.print(src.exists()) // expect: false
System.print(dst.exists()) // expect: true
System.print(dst.readText()) // expect: content
dir.rmtree()