abnfgen: add test.

Closes Homebrew/legacy-homebrew#34912. Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
Homebrew · Dec 12, 2014 · 6049c8b · 6049c8b
1 parent 94755c6
commit 6049c8b
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/Formula/abnfgen.rb b/Formula/abnfgen.rb
@@ -11,4 +11,9 @@ def install
                           "--mandir=#{man}"
     system "make install"
   end
+
+  test do
+    (testpath/"grammar").write %(ring = 1*12("ding" SP) "dong" CRLF)
+    system "#{bin}/abnfgen", (testpath/"grammar")
+  end
 end