add ecukes tests

features/initialization.feature

@@ -0,0 +1,8 @@
+Feature: Initialization
+
+  Scenario: read recipes
+    Given read recipes
+
+  Scenario: package-build initialization
+    Given initialization
+  

features/step-definitions/melpa-steps.el

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+(Given "^initialization$"
+       (lambda ()
+         (package-build-initialize)))
+
+(Given "^read recipes$"
+       (lambda ()
+         (pb/read-recipes)))
+
+(Given "^capture messages to \\(.+\\)$"
+       (lambda (varby)
+         (message "****** %s" varby)
+         (collect-messages-to varby)))
+
+(Given "^package initialization$"
+       (lambda ()
+         (package-initialize)))
+
+(Then "^\\(.+\\) should be empty"
+      (lambda (var)
+        (message "//////// %s" (eval (intern var)))
+        (let ((varsym (intern var)))
+          (assert (not (eval varsym)) nil "Variable %s is not empty." var))))

features/support/env.el

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+;; This is an example of how you could set up this file. This setup
+;; requires a directory called util in the project root and that the
+;; util directory contains the testing tools ert and espuds.
+
+(let* ((features-directory
+        (file-name-directory
+         (directory-file-name (file-name-directory load-file-name))))
+       (project-directory
+        (file-name-directory
+         (directory-file-name features-directory))))
+  (setq melpa-root-path project-directory)
+  (setq melpa-util-path (expand-file-name "util" melpa-root-path)))
+
+(add-to-list 'load-path melpa-root-path)
+(add-to-list 'load-path (expand-file-name "espuds" melpa-util-path))
+
+(require 'package-build)
+(require 'ert)
+(require 'espuds)
+
+
+(Setup
+ ;; Before anything has run
+ )
+
+(Before
+ ;; Before each scenario is run
+ (defmacro collect-messages-to (var)
+   (let ((varsym (intern (eval var))))
+     (set varsym '())
+     `(defadvice message (before message (format-string &rest args) activate)
+        (add-to-list ',varsym (ignore-errors (format format-string args))))
+     ))
+ )
+
+(After
+ ;; After each scenario is run
+ )
+
+(Teardown
+ ;; After when everything has been run
+ )
+

run-travis-ci.sh

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+#!/bin/sh -e
+
+cd "$(dirname "$0")"
+
+ECUKES_EMACS=${EMACS:-$(which emacs)}
+
+echo "*** Emacs version ***"
+echo "ECUKES_EMACS = $ECUKES_EMACS"
+"$ECUKES_EMACS" --version
+echo
+
+exec ./util/ecukes/ecukes --graphical