test-ob-perl: add a few perl babel tests

* testing/lisp/test-ob-perl.el: New file with a few tests of the perl
  babel integration.

testing/lisp/test-ob-perl.el

@@ -0,0 +1,78 @@
+;;; test-ob-perl.el --- tests for ob-perl.el
+
+;; Copyright (c) 2013 Achim Gratz
+;; Authors: Achim Gratz
+
+;; This file is not part of GNU Emacs.
+
+;; This program is free software; you can redistribute it and/or modify
+;; it under the terms of the GNU General Public License as published by
+;; the Free Software Foundation, either version 3 of the License, or
+;; (at your option) any later version.
+
+;; This program is distributed in the hope that it will be useful,
+;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;; GNU General Public License for more details.
+
+;; You should have received a copy of the GNU General Public License
+;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+;;; Code:
+(org-test-for-executable "perl")
+(unless (featurep 'ob-perl)
+  (signal 'missing-test-dependency "Support for perl code blocks"))
+
+(ert-deftest test-ob-perl/simple-output ()
+  (org-test-with-temp-text "
+#+header: :results output
+#+begin_src perl
+  print qq(Hi Mom!$/I'm home.);
+#+end_src"
+    (org-babel-next-src-block)
+    (should (equal "Hi Mom!\nI'm home."
+		   (org-babel-execute-src-block)))))
+
+(ert-deftest test-ob-perl/simple-value ()
+  (org-test-with-temp-text "
+#+header: :results value
+#+begin_src perl
+  qq(Hi Mom!$/I'm home.);
+#+end_src"
+    (org-babel-next-src-block)
+    (should (equal '(("Hi Mom!") ("I'm home."))
+		   (org-babel-execute-src-block)))))
+
+(ert-deftest test-ob-perl/table-passthrough-colnames-nil ()
+  (org-test-with-temp-text "#+name: eg
+| col1 | col2 |
+|------+------|
+| a    | c    |
+| b    | d    |
+
+#+header: :colnames nil
+#+header: :var x = eg
+#+begin_src perl
+#+end_src"
+    (org-babel-next-src-block)
+    (should (equal '(("col1" "col2") hline ("a" "c") ("b" "d"))
+		   (org-babel-execute-src-block)))))
+
+(ert-deftest test-ob-perl/table-passthrough-colnames-no ()
+  (org-test-with-temp-text "#+name: eg
+| col1 | col2 |
+|------+------|
+| a    | c    |
+| b    | d    |
+
+#+header: :colnames no
+#+header: :var x = eg
+#+begin_src perl
+#+end_src"
+    (org-babel-next-src-block)
+    (should (equal '(("col1" "col2") ("a" "c") ("b" "d"))
+		   (org-babel-execute-src-block)))))
+
+(provide 'test-ob-perl)
+
+;;; test-ob-perl.el ends here