unikernel/duniverse/dune_/test/blackbox-tests/test-cases/coq/lazy-lib.t

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+We test that the calls to coqc -config in scope.ml is lazy enough that it will
+not be called unless necessary.
+
+We test this using a dummy coqc that will fail if it is called.
+
+  $ cat > coqc << EOF
+  > #!/bin/sh
+  > exit 5
+  > EOF
+  $ chmod +x coqc
+
+We add this to path:
+
+  $ export PATH=$PWD:$PATH
+
+Next we create an empty coq project:
+
+  $ cat > dune-project << EOF
+  > (lang dune 3.8)
+  > (using coq 0.8)
+  > EOF
+
+Finally we run dune build:
+
+  $ dune build