unikernel/duniverse/dune_/otherlibs/dune-action-plugin/test/dependency-rebuilt-but-not-changed/bin/dune

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

unikernel/duniverse/dune_/otherlibs/dune-action-plugin/test/dependency-rebuilt-but-not-changed/bin/foo.ml

@@ -0,0 +1,9 @@
+open Dune_action_plugin.V1
+
+let action =
+  let open Dune_action_plugin.V1.O in
+  let+ data = read_file ~path:(Path.of_string "some_file") in
+  print_endline data
+;;
+
+let () = run action

unikernel/duniverse/dune_/otherlibs/dune-action-plugin/test/dependency-rebuilt-but-not-changed/dune

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

unikernel/duniverse/dune_/otherlibs/dune-action-plugin/test/dependency-rebuilt-but-not-changed/run.t

@@ -0,0 +1,31 @@
+This test checks that 'dynamic-run' will not be reexecuted if
+dependencies do not change (have the same digest) even if
+they were forced to rebuild.
+
+  $ cat > dune-project << EOF
+  > (lang dune 2.0)
+  > (using action-plugin 0.1)
+  > EOF
+
+  $ cat > dune << EOF
+  > (rule
+  >  (target some_file)
+  >  (deps (universe))
+  >  (action
+  >   (progn
+  >   (echo "Building some_file!\n")
+  >   (with-stdout-to %{target} (echo "Hello from some_file!")))))
+  > \
+  > (rule
+  >  (alias runtest)
+  >  (action (dynamic-run ./foo.exe)))
+  > EOF
+
+  $ cp ./bin/foo.exe ./
+
+  $ dune runtest
+  Building some_file!
+  Hello from some_file!
+
+  $ dune runtest
+  Building some_file!