unikernel/duniverse/dune_/test/blackbox-tests/test-cases/custom-build-dir.t/run.t

@@ -0,0 +1,46 @@
+  $ dune build foo --build-dir _foobar/ && find _foobar | grep -v '/[.]' | LANG=C sort
+  _foobar
+  _foobar/default
+  _foobar/default/foo
+  _foobar/log
+
+  $ rm -rf _foobar
+
+  $ dune build foo --build-dir .
+  Error: Invalid build directory: .
+  The build directory must be an absolute path or a sub-directory of the root
+  of the workspace.
+  [1]
+
+  $ dune build foo --build-dir src/foo
+  Error: Invalid build directory: src/foo
+  The build directory must be an absolute path or a sub-directory of the root
+  of the workspace.
+  [1]
+
+  $ mkdir project
+  $ cp dune dune-project project/
+
+Maybe this case should be supported?
+
+  $ (cd project && dune build foo --build-dir ../build)
+  Error: path outside the workspace: ../build from .
+  [1]
+
+Test with build directory being an absolute path
+
+  $ X=$PWD/build
+  $ (cd project && dune build foo --build-dir $X)
+  $ find build | grep -v '/[.]' | LANG=C sort
+  build
+  build/default
+  build/default/foo
+  build/log
+
+  $ rm -rf build
+
+Test with a build directory that doesn't start with _
+
+  $ touch pkg.opam
+  $ dune build --build-dir build pkg.opam
+  $ dune build --build-dir build