unikernel/duniverse/dune_/test/blackbox-tests/test-cases/stale-artifact-removal.t/run.t

@@ -0,0 +1,29 @@
+
+  $ cat > dune <<EOF
+  > (library (name lib))
+  > EOF
+
+  $ cat > a.ml <<EOF
+  > let _ = List.map
+  > EOF
+
+  $ mkdir -p _build/default/unrelated-dir
+  $ test -d _build/default/unrelated-dir
+  $ touch _build/default/unrelated-dir/unrelated-file
+
+  $ mkdir -p _build/default/.lib.objs/native
+  $ touch _build/default/.lib.objs/native/list.cmi
+  $ dune build _build/default/lib.cmxa
+
+Dune deletes the [list.cmi] we created.
+If it didn't do so, the compiler would have tried to use
+it and fail with: "Corrupted compiled interface.
+
+  $ ls _build/default/.lib.objs/native | grep list
+  [1]
+
+Dune also deletes the stale directory, but it's less clear what
+relies on that. One benefit is that disk space is reclaimed.
+
+  $ test -d _build/default/unrelated-dir
+  [1]