Add regression test function

Nothing runs it yet, but we can add plumbing later.

1 files changed, 4 insertions, 0 deletions

diff --git a/Library/Formula/erlang.rb b/Library/Formula/erlang.rb
index 473868559..006fc176e 100644
--- a/Library/Formula/erlang.rb
+++ b/Library/Formula/erlang.rb
@@ -64,4 +64,8 @@ class Erlang <Formula
 
     ErlangManuals.new.brew { man.install Dir['man/*'] }
   end
+
+  def test
+    "erl -noshell -eval 'crypto:start().' -s init stop"
+  end
 end