(CommandList
  children: [
    (C {(cd)} {(/hgshared)})
    (C {(make)} {(Assign_Local local)})
    (C {(cd)} {(tests)})
    (C {(mkdir)} {(/tmp/ram)})
    (C {(sudo)} {(mount)} {(-t)} {(tmpfs)} {(-o)} {(Lit_VarLike "size=") (100M)} {(tmpfs)} {(/tmp/ram)})
    (C {(export)} {(Lit_VarLike "TMPDIR=") (/tmp/ram)})
    (C {(./run-tests.py)} {(-l)} {(--time)})
  ]
)