unikernel/duniverse/dune_/test/blackbox-tests/test-cases/pkg/e2e.t

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+Exercises end to end locking and building a simple project.
+
+  $ . ./helpers.sh
+  $ mkrepo
+  $ add_mock_repo_if_needed
+
+Make a library:
+  $ mkdir foo
+  $ cd foo
+  $ cat > dune-project <<EOF
+  > (lang dune 3.13)
+  > (package (name foo))
+  > EOF
+  $ cat > foo.ml <<EOF
+  > let foo = "Hello, World!"
+  > EOF
+  $ cat > dune <<EOF
+  > (library
+  >  (public_name foo))
+  > EOF
+  $ cd ..
+  $ tar cf foo.tar foo
+  $ rm -rf foo
+
+Configure our fake curl to serve the tarball
+
+  $ echo foo.tar >> fake-curls
+  $ PORT=1
+
+Make a package for the library:
+  $ mkpkg foo <<EOF
+  > build: [
+  >   ["dune" "subst"] {dev}
+  >   [
+  >     "dune"
+  >     "build"
+  >     "-p"
+  >     name
+  >     "-j"
+  >     jobs
+  >     "@install"
+  >     "@runtest" {with-test}
+  >     "@doc" {with-doc}
+  >   ]
+  > ]
+  > url {
+  >  src: "http://0.0.0.0:$PORT"
+  >  checksum: [
+  >   "md5=$(md5sum foo.tar | cut -f1 -d' ')"
+  >  ]
+  > }
+  > EOF
+
+Make a project that uses the library:
+
+  $ cat > dune-project <<EOF
+  > (lang dune 3.13)
+  > (package
+  >  (name bar)
+  >  (depends foo))
+  > EOF
+
+  $ cat > bar.ml <<EOF
+  > let () = print_endline Foo.foo
+  > EOF
+
+  $ cat > dune <<EOF
+  > (executable
+  >  (public_name bar)
+  >  (libraries foo))
+  > EOF
+
+Lock, build, and run the executable in the project:
+
+  $ dune pkg lock
+  Solution for dune.lock:
+  - foo.0.0.1
+  $ dune exec bar
+  Hello, World!