unikernel/duniverse/dune_/otherlibs/dune-action-plugin/test/depends-on-its-target/bin/dune

@@ -0,0 +1,3 @@
+(executables
+ (names foo1 foo2)
+ (libraries dune-action-plugin))

unikernel/duniverse/dune_/otherlibs/dune-action-plugin/test/depends-on-its-target/bin/foo1.ml

@@ -0,0 +1,5 @@
+open Dune_action_plugin.V1
+
+let path = Path.of_string "some_file1"
+let action = read_file ~path |> stage ~f:(fun data -> write_file ~path ~data)
+let () = run action

unikernel/duniverse/dune_/otherlibs/dune-action-plugin/test/depends-on-its-target/bin/foo2.ml

@@ -0,0 +1,13 @@
+open Dune_action_plugin.V1
+
+let path = Path.of_string "some_file2"
+
+let action =
+  let open Dune_action_plugin.V1.O in
+  write_file ~path ~data:"Hello from some_file2!"
+  |> stage ~f:(fun () ->
+    let+ data = read_file ~path in
+    print_endline data)
+;;
+
+let () = run action

unikernel/duniverse/dune_/otherlibs/dune-action-plugin/test/depends-on-its-target/dune

@@ -0,0 +1,3 @@
+(cram
+ (deps
+  (glob_files bin/*.exe)))

unikernel/duniverse/dune_/otherlibs/dune-action-plugin/test/depends-on-its-target/run.t

@@ -0,0 +1,29 @@
+  $ cat > dune-project << EOF
+  > (lang dune 2.0)
+  > (using action-plugin 0.1)
+  > EOF
+
+  $ cat > dune << EOF
+  > (rule
+  >  (target some_file1)
+  >  (action
+  >   (dynamic-run ./foo1.exe)))
+  > \
+  > (rule
+  >  (target some_file2)
+  >  (action
+  >   (dynamic-run ./foo2.exe)))
+  > EOF
+
+  $ cp ./bin/foo1.exe ./
+  $ cp ./bin/foo2.exe ./
+
+  $ dune build some_file1
+  Error: Dependency cycle between:
+     _build/default/some_file1
+  [1]
+
+  $ dune build some_file2
+  Error: Dependency cycle between:
+     _build/default/some_file2
+  [1]