unikernel/duniverse/dune_/test/blackbox-tests/test-cases/pkg/depexts/error-message.t

@@ -0,0 +1,78 @@
+ When a package fails to build, dune will print opam depexts warning.
+
+  $ . ../helpers.sh
+  $ mkrepo
+  $ add_mock_repo_if_needed
+
+Make a library that would fail when building it:
+  $ mkdir foo
+  $ cat > foo/dune-project <<EOF
+  > EOF
+  $ tar cf foo.tar foo
+  $ rm -rf foo
+
+Make a project that uses the foo library:
+  $ cat > dune-project <<EOF
+  > (lang dune 3.13)
+  > (package
+  >  (name bar)
+  >  (depends foo))
+  > EOF
+  $ cat > dune <<EOF
+  > (executable
+  >  (public_name bar)
+  >  (libraries foo))
+  > EOF
+
+Make dune.lock files with known program "dune".
+  $ make_lockdir
+  $ cat > dune.lock/foo.pkg <<EOF
+  > (version 0.0.1)
+  > (build
+  >  (run dune build))
+  > (depexts unzip gnupg)
+  > (source
+  >  (fetch
+  >   (url file://$PWD/foo.tar)
+  >   (checksum md5=$(md5sum foo.tar | cut -f1 -d' '))))
+  > EOF
+
+Build the project, when it fails building 'foo' package, it shows the depexts
+error message.
+  $ dune build
+  File "dune.lock/foo.pkg", line 3, characters 6-10:
+  3 |  (run dune build))
+            ^^^^
+  Error: Logs for package foo
+  File "dune-project", line 1, characters 0-0:
+  Error: Invalid first line, expected: (lang <lang> <version>)
+  
+  Hint: You may want to verify the following depexts are installed:
+  - gnupg
+  - unzip
+  [1]
+
+Make dune.lock files with unknown program and unknown package.
+  $ make_lockdir
+  $ cat > dune.lock/foo.pkg <<EOF
+  > (version 0.0.1)
+  > (build
+  >  (run unknown-program))
+  > (depexts unknown-package)
+  > (source
+  >  (fetch
+  >   (url file://$PWD/foo.tar)
+  >   (checksum md5=$(md5sum foo.tar | cut -f1 -d' '))))
+  > EOF
+
+Running the same build. It is supposed to show the depexts message at the end,
+when the program is not found.
+  $ dune build
+  File "dune.lock/foo.pkg", line 3, characters 6-21:
+  3 |  (run unknown-program))
+            ^^^^^^^^^^^^^^^
+  Error: Program unknown-program not found in the tree or in PATH
+   (context: default)
+  Hint: You may want to verify the following depexts are installed:
+  - unknown-package
+  [1]

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

@@ -0,0 +1,24 @@
+Show that the depexts that a project has can be printed.
+
+  $ . ../helpers.sh
+  $ mkrepo
+
+Make a project:
+
+  $ cat > dune-project <<EOF
+  > (lang dune 3.13)
+  > EOF
+
+Create a lockdir with a package that features some depexts.
+
+  $ make_lockdir
+  $ cat > dune.lock/foo.pkg <<EOF
+  > (version 0.0.1)
+  > (depexts unzip gnupg)
+  > EOF
+
+Printing the depexts should show all the depexts that the project has:
+
+  $ dune show depexts
+  gnupg
+  unzip

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

@@ -0,0 +1,27 @@
+Solving would add opam 'depext' field to lock directory packages
+
+  $ . ../helpers.sh
+  $ mkrepo
+  $ add_mock_repo_if_needed
+
+Make a package for the library with depexts:
+  $ mkpkg foo <<EOF
+  > depexts: [["unzip" "gnupg"]]
+  > EOF
+
+Make a project that uses the foo library:
+  $ cat > dune-project <<EOF
+  > (lang dune 3.13)
+  > (package
+  >  (name bar)
+  >  (depends foo))
+  > EOF
+
+locking would add the opam 'depext' field to foo.pkg
+  $ dune pkg lock
+  Solution for dune.lock:
+  - foo.0.0.1
+  $ cat dune.lock/foo.pkg
+  (version 0.0.1)
+  
+  (depexts unzip gnupg)

unikernel/duniverse/dune_/test/blackbox-tests/test-cases/pkg/depexts/unknown-variable.t

@@ -0,0 +1,25 @@
+Solving with an unknown variable on depexts:
+
+  $ . ../helpers.sh
+  $ mkrepo
+  $ add_mock_repo_if_needed
+
+The "foobar" variable is not defined:
+  $ mkpkg foo <<EOF
+  > depexts: [[ "unzip" ] {foobar}]
+  > EOF
+
+Make a project that uses the foo library:
+  $ cat > dune-project <<EOF
+  > (lang dune 3.13)
+  > (package
+  >  (name bar)
+  >  (depends foo))
+  > EOF
+
+Locking should succeed and not include the "unzip" package
+  $ dune pkg lock 2>&1 | head -n 1
+  Solution for dune.lock:
+
+  $ [ -e dune.lock/foo.pkg ] && cat dune.lock/foo.pkg
+  (version 0.0.1)