cfengine/core — pull request #1170 by tzz (2013-12-05 22:29:38+00:00)
Title: Redmine#3814: add simple harness for promise plugins and a test to use it

See https://cfengine.com/dev/issues/3814

Run test with the text script, e.g.:

```
cd tests/acceptances
18_plugins/promises/simple_promise_plugin.pl < 18_plugins/promises/simple_promise_script.txt
```