test(melange): (include_subdirs unqualified) + wrapped library paths

Signed-off-by: Antonio Nuno Monteiro <anmonteiro@gmail.com>

Author: anmonteiro

test/blackbox-tests/test-cases/melange/melange-srcs-wrapped.t

@@ -0,0 +1,73 @@
+
+  $ cat >dune-project <<EOF
+  > (lang dune 3.24)
+  > (package  (name pkg))
+  > (using melange 1.0)
+  > EOF
+
+  $ mkdir a
+  $ cat > a/dune <<EOF
+  > (include_subdirs unqualified)
+  > (library
+  >  (name a)
+  >  (package pkg)
+  >  (modes melange byte))
+  > EOF
+
+  $ cat > a/foo.ml <<EOF
+  > let x = "foo"
+  > EOF
+  $ cat > a/bar.ml <<EOF
+  > let x = "bar"
+  > EOF
+
+  $ dune build a/.melange_src/foo.ml
+  $ dune build _build/default/a/.a.objs/melange/a.cmi
+  $ find a _build/default/a -type f | sort
+  _build/default/a/.a.objs/melange/a.cmi
+  _build/default/a/.a.objs/melange/a.cmj
+  _build/default/a/.a.objs/melange/a.cmt
+  _build/default/a/.melange_src/a.ml-gen
+  _build/default/a/.melange_src/foo.ml
+  _build/default/a/.merlin-conf/lib-a
+  _build/default/a/foo.ml
+  a/bar.ml
+  a/dune
+  a/foo.ml
+
+  $ dune build
+  $ find a _build/default/a -type f | sort
+  _build/default/a/.a.objs/a__Bar.impl.all-deps
+  _build/default/a/.a.objs/a__Foo.impl.all-deps
+  _build/default/a/.a.objs/byte/a.cmi
+  _build/default/a/.a.objs/byte/a.cmo
+  _build/default/a/.a.objs/byte/a.cmt
+  _build/default/a/.a.objs/byte/a__Bar.cmi
+  _build/default/a/.a.objs/byte/a__Bar.cmo
+  _build/default/a/.a.objs/byte/a__Bar.cmt
+  _build/default/a/.a.objs/byte/a__Foo.cmi
+  _build/default/a/.a.objs/byte/a__Foo.cmo
+  _build/default/a/.a.objs/byte/a__Foo.cmt
+  _build/default/a/.a.objs/melange/a.cmi
+  _build/default/a/.a.objs/melange/a.cmj
+  _build/default/a/.a.objs/melange/a.cmt
+  _build/default/a/.a.objs/melange/a__Bar.cmi
+  _build/default/a/.a.objs/melange/a__Bar.cmj
+  _build/default/a/.a.objs/melange/a__Bar.cmt
+  _build/default/a/.a.objs/melange/a__Bar.impl.all-deps
+  _build/default/a/.a.objs/melange/a__Foo.cmi
+  _build/default/a/.a.objs/melange/a__Foo.cmj
+  _build/default/a/.a.objs/melange/a__Foo.cmt
+  _build/default/a/.a.objs/melange/a__Foo.impl.all-deps
+  _build/default/a/.melange_src/a.ml-gen
+  _build/default/a/.melange_src/bar.ml
+  _build/default/a/.melange_src/foo.ml
+  _build/default/a/.merlin-conf/lib-a
+  _build/default/a/a.cma
+  _build/default/a/a.ml-gen
+  _build/default/a/bar.ml
+  _build/default/a/foo.ml
+  a/bar.ml
+  a/dune
+  a/foo.ml
+