unikernel/duniverse/dune_/test/blackbox-tests/test-cases/utop/lib-under-subdir.t

@@ -0,0 +1,25 @@
+dune utop should read libraries in (subdir ..)
+
+  $ cat >dune-project <<EOF
+  > (lang dune 3.6)
+  > EOF
+
+  $ cat >dune <<EOF
+  > (data_only_dirs foo)
+  > (subdir foo
+  >  (library
+  >   (modules foolib)
+  >   (name foolib)))
+  > EOF
+
+  $ mkdir foo
+  $ cat >foo/foolib.ml <<EOF
+  > let hw () = print_endline "foolib"
+  > EOF
+
+  $ cat >foo.ml <<EOF
+  > Foolib.hw ()
+  > EOF
+
+  $ dune utop . -- foo.ml
+  foolib