unikernel/duniverse/dune_/test/blackbox-tests/test-cases/melange/library-modes.t

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+Test library modes
+
+  $ cat > dune-project <<EOF
+  > (lang dune 3.8)
+  > (using melange 0.1)
+  > EOF
+
+Build a regular library and an executable
+
+  $ mkdir lib
+  $ cat > lib/dune <<EOF
+  > (library
+  >  (name mylib))
+  > EOF
+
+  $ cat > lib/mylib.ml <<EOF
+  > let some_binding = "string"
+  > EOF
+
+  $ cat > dune <<EOF
+  > (executable
+  >  (name main)
+  >  (modes byte exe)
+  >  (libraries mylib))
+  > EOF
+
+  $ cat > main.ml <<EOF
+  > let () =
+  >   print_endline Mylib.some_binding
+  > EOF
+
+  $ dune build main.bc
+
+Now let's make the library compatible with melange
+
+  $ cat > lib/dune <<EOF
+  > (library
+  >  (name mylib)
+  >  (modes :standard melange))
+  > EOF
+
+  $ cat > main_melange.ml <<EOF
+  > let () =
+  >   print_endline Mylib.some_binding
+  > EOF
+
+  $ cat > dune <<EOF
+  > (executable
+  >  (name main)
+  >  (modes byte exe)
+  >  (modules main)
+  >  (libraries mylib))
+  > (melange.emit
+  >  (alias dist)
+  >  (modules main_melange)
+  >  (emit_stdlib false)
+  >  (target dist)
+  >  (libraries mylib))
+  > EOF
+
+  $ dune build @dist
+
+  $ dune build main.bc
+