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test: duplicate packages in vendor dir #7194

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Feb 28, 2023
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24 changes: 24 additions & 0 deletions test/blackbox-tests/test-cases/vendor/duplicate-packages.t
Original file line number Diff line number Diff line change
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This test verifies dune's behavior with respect to duplicate packages
First we verify that packages alone do not cause duplication errors:
$ mkdir -p vendor/pkg/vendor/duped/
$ mkdir -p vendor/duped/
$ touch vendor/pkg/vendor/duped/duped.opam
$ touch vendor/duped/duped.opam
$ cat >dune-project <<EOF
> (lang dune 2.8)
> EOF
$ cat >dune <<EOF
> (vendored_dirs vendor)
> EOF
$ cat >vendor/pkg/dune <<EOF
> (vendored_dirs vendor)
> EOF
$ dune build @all
However, adding dune-project files causes the duplicate detection to fire:
$ cp dune-project ./vendor/duped/
$ cp dune-project ./vendor/pkg/vendor/duped/
$ dune build @all
Error: Too many opam files for package "duped":
- vendor/duped/duped.opam
- vendor/pkg/vendor/duped/duped.opam
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