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5. Overview of ocamltest

See the code and the PR #681.

ocamltest is a test driver

It reads test descriptions written in a DSL and runs the tests

Test descriptions appear at the beginning of the test program in a
(* TEST [...] *)
comment

(CLang tests use the same idea)

Each test is run in its own build directory, to which the necessary files are symlinked or copied, thus:

• The source tree remains untouched
• It is easy to see exactly which files have been produced by each test