ocaml-containers/tests/core/t_unix.ml
2022-07-02 00:29:25 -04:00

48 lines
1.7 KiB
OCaml

module T = (val Containers_testlib.make ~__FILE__ ())
include T;;
open CCUnix;;
t @@ fun () -> escape_str "foo" = "foo";;
t @@ fun () -> escape_str "foo bar" = "'foo bar'";;
t @@ fun () -> escape_str "fo'o b'ar" = "'fo'\\''o b'\\''ar'";;
t @@ fun () -> call_full ~stdin:(`Str "abc") "cat" |> stdout = "abc";;
t @@ fun () -> call_full "echo %s" (escape_str "a'b'c") |> stdout = "a'b'c\n";;
t @@ fun () -> call_full "echo %s" "a'b'c" |> stdout = "abc\n";;
t @@ fun () -> call_stdout ~stdin:(`Str "abc") "cat" = "abc";;
t @@ fun () -> call_stdout "echo %s" (escape_str "a'b'c") = "a'b'c\n";;
t @@ fun () -> call_stdout "echo %s" "a'b'c" = "abc\n";;
t @@ fun () ->
let m = 200 in
let n = 50 in
let write_atom filename s =
with_file_lock ~kind:`Write filename
(fun () ->
CCIO.with_out ~flags:[Open_append; Open_creat]
filename (fun oc -> output_string oc s; flush oc))
in
let f filename =
for _j=1 to m do
write_atom filename "foo\n"
done
in
CCIO.File.with_temp ~prefix:"containers_" ~suffix:".txt"
(fun filename ->
let a = Array.init n (fun _ -> Thread.create f filename) in
Array.iter Thread.join a;
let lines = CCIO.with_in filename CCIO.read_lines_l in
assert_equal ~printer:string_of_int (n * m) (List.length lines);
assert (List.for_all ((=) "foo") lines));
true;;
t @@ fun () ->
let filename = with_temp_dir "test_containers"
(fun dir ->
let name = Filename.concat dir "test" in
CCIO.with_out name (fun oc -> output_string oc "content"; flush oc);
assert (Sys.file_exists name);
name)
in
assert (not (Sys.file_exists filename));
true;;