5 check_expected ([<<'EOF']);
7 (rox-child) open "child-rox"
8 (rox-child) read "child-rox"
9 (rox-child) write "child-rox"
10 (rox-child) exec "child-rox 1"
12 (child-rox) try to write "child-rox"
13 (child-rox) try to write "child-rox"
16 (rox-child) write "child-rox"