fn testGetCurrentFileTimestamp(io: Io, dir: Io.Dir) !Io.Timestamp
fn testGetCurrentFileTimestamp(io: Io, dir: Io.Dir) !Io.Timestamp { const test_out_file = "test-filetimestamp.tmp"; var file = try dir.createFile(io, test_out_file, .{ .read = true, .truncate = true, }); defer { file.close(io); dir.deleteFile(io, test_out_file) catch {}; } return (try file.stat(io)).mtime; }