unikernel/duniverse/dune_/test/blackbox-tests/test-cases/strict-package-deps.t

@@ -0,0 +1,59 @@
+In strict package deps mode, dependencies between packages are checked against
+the package dependencies inferred by dune:
+  $ mkdir simple && cd simple
+  $ cat >dune-project <<EOF
+  > (lang dune 2.3)
+  > (strict_package_deps)
+  > (package (name bar))
+  > (package (name foo))
+  > EOF
+  $ mkdir foo bar
+  $ touch foo/foo.ml
+  $ touch bar/bar.ml
+  $ cat >foo/dune <<EOF
+  > (executable (public_name foo) (libraries bar) (package foo))
+  > EOF
+  $ cat >bar/dune <<EOF
+  > (library (public_name bar))
+  > EOF
+  $ dune build @install
+  Error: Package foo is missing the following package dependencies
+  - bar
+  -> required by _build/default/foo.install
+  -> required by alias install
+  [1]
+
+  $ cat >foo/dune <<EOF
+  > (library (public_name foo) (libraries bar))
+  > EOF
+  $ dune build @install
+  Error: Package foo is missing the following package dependencies
+  - bar
+  -> required by _build/default/foo.install
+  -> required by alias install
+  [1]
+  $ cd ..
+
+Strict package deps reports missing dependencies because it does not check
+transitive deps.
+
+  $ mkdir transitive && cd transitive
+  $ cat >dune-project <<EOF
+  > (lang dune 2.3)
+  > (strict_package_deps)
+  > (package (name baz))
+  > (package (name bar) (depends baz))
+  > (package (name foo) (depends bar))
+  > EOF
+  $ touch baz.ml bar.ml foo.ml
+  $ cat >dune <<EOF
+  > (library (public_name baz) (modules baz))
+  > (library (public_name bar) (libraries baz) (modules bar))
+  > (library (public_name foo) (libraries bar) (modules foo))
+  > EOF
+  $ dune build @install
+  Error: Package foo is missing the following package dependencies
+  - baz
+  -> required by _build/default/foo.install
+  -> required by alias install
+  [1]