unikernel/duniverse/dune_/test/blackbox-tests/test-cases/github1541.t

@@ -0,0 +1,49 @@
+This demonstrates error messages whennever a pform isn't expanded
+
+  $ echo '(lang dune 2.0)' > dune-project
+
+for libraries:
+
+  $ echo '(rule (with-stdout-to dummy (echo "%{lib:fakelib:bar.ml}")))' > dune
+  $ dune build ./dummy
+  File "dune", line 1, characters 35-56:
+  1 | (rule (with-stdout-to dummy (echo "%{lib:fakelib:bar.ml}")))
+                                         ^^^^^^^^^^^^^^^^^^^^^
+  Error: Library "fakelib" not found.
+  -> required by %{lib:fakelib:bar.ml} at dune:1
+  -> required by _build/default/dummy
+  [1]
+
+for binaries:
+
+  $ echo '(rule (with-stdout-to dummy (echo "%{bin:fakebin}")))' > dune
+  $ dune build ./dummy
+  File "dune", line 1, characters 35-49:
+  1 | (rule (with-stdout-to dummy (echo "%{bin:fakebin}")))
+                                         ^^^^^^^^^^^^^^
+  Error: Program fakebin not found in the tree or in PATH
+   (context: default)
+  [1]
+
+for libraries in the deps field:
+
+  $ echo '(rule (deps %{lib:fakelib:bar.ml}) (target dummy) (action (with-stdout-to %{target} (echo foo))))' > dune
+  $ dune build ./dummy
+  File "dune", line 1, characters 12-33:
+  1 | (rule (deps %{lib:fakelib:bar.ml}) (target dummy) (action (with-stdout-to %{target} (echo foo))))
+                  ^^^^^^^^^^^^^^^^^^^^^
+  Error: Library "fakelib" not found.
+  -> required by %{lib:fakelib:bar.ml} at dune:1
+  -> required by _build/default/dummy
+  [1]
+
+for binaries in the deps field:
+
+  $ echo '(rule (deps %{bin:foobar}) (target dummy) (action (with-stdout-to %{target} (echo foo))))' > dune
+  $ dune build ./dummy
+  File "dune", line 1, characters 12-25:
+  1 | (rule (deps %{bin:foobar}) (target dummy) (action (with-stdout-to %{target} (echo foo))))
+                  ^^^^^^^^^^^^^
+  Error: Program foobar not found in the tree or in PATH
+   (context: default)
+  [1]