Add string input variables to ob-octave.el. Add tests for ob-octave.el

lisp/ob-octave.el

@@ -117,7 +117,11 @@ specifying a variable of the same value."
   (if (listp var)
       (concat "[" (mapconcat #'org-babel-octave-var-to-octave var
 			     (if (listp (car var)) "; " ",")) "]")
-    (format "%s" (or var "nil"))))
+    (cond
+     ((stringp var)
+      (format "\'%s\'" var))
+     (t
+      (format "%s" var)))))
 
 (defun org-babel-prep-session:octave (session params &optional matlabp)
   "Prepare SESSION according to the header arguments specified in PARAMS."

testing/README.org

@@ -80,6 +80,7 @@ First tangle this file out to your desktop.
          (concat org-dir "/testing/examples/ob-C-test.org")
          (concat org-dir "/testing/examples/normal.org")
          (concat org-dir "/testing/examples/ob-awk-test.org")
+         (concat org-dir "/testing/examples/ob-octave.org")
          (concat org-dir "/testing/examples/ob-fortran-test.org")
          (concat org-dir "/testing/examples/ob-maxima-test.org")
          (concat org-dir "/testing/examples/link-in-heading.org")

testing/examples/ob-octave-test.org

@@ -0,0 +1,45 @@
+#+Title: a collection of examples for ob-octave tests
+#+OPTIONS: ^:nil
+
+* Simple tests
+  :PROPERTIES:
+  :ID:       54dcd61d-cf6c-4d7a-b9e5-854953c8a753
+  :END:
+Number output
+#+begin_src octave :exports results :results silent
+ans = 10
+#+end_src
+
+Array output
+#+begin_src octave :exports results :results silent
+ans = 1:4'
+#+end_src
+
+* Input tests
+  :PROPERTIES:
+  :ID:       cc2d82bb-2ac0-45be-a0c8-d1463b86a3ba
+  :END:
+Input an integer variable
+#+begin_src octave :exports results :results silent :var s=42
+ans = s
+#+end_src
+
+Input an array
+#+begin_src octave :exports results :results silent :var s='(1.0 2.0 3.0)
+ans = s
+#+end_src
+
+Input a matrix
+#+begin_src octave :exports results :results silent :var s='((1 2) (3 4))
+ans = s
+#+end_src
+
+Input a string
+#+begin_src octave :exports results :results silent :var s="test"
+ans = s(1:2)
+#+end_src
+
+Input elisp nil
+#+begin_src octave :exports results :results silent :var s='nil
+ans = s
+#+end_src

testing/lisp/test-ob-octave.el

@@ -0,0 +1,60 @@
+;;; test-ob-octave.el --- tests for ob-octave.el
+
+;; Copyright (c) 2010 Sergey Litvinov
+;; Authors: Sergey Litvinov
+
+;; Released under the GNU General Public License version 3
+;; see: http://www.gnu.org/licenses/gpl-3.0.html
+
+(org-test-for-executable "octave")
+
+(let ((load-path (cons (expand-file-name
+			".." (file-name-directory
+			      (or load-file-name buffer-file-name)))
+		       load-path)))
+  (require 'org-test)
+  (require 'org-test-ob-consts))
+
+(require 'ob-octave)
+
+(ert-deftest ob-octave/input-none ()
+  "Number output"
+  (org-test-at-id "54dcd61d-cf6c-4d7a-b9e5-854953c8a753"
+    (org-babel-next-src-block)
+    (should (= 10 (org-babel-execute-src-block)))))
+
+(ert-deftest ob-octave/output-vector ()
+  "Vector output"
+  (org-test-at-id "54dcd61d-cf6c-4d7a-b9e5-854953c8a753"
+    (org-babel-next-src-block 2)
+    (should (equal '((1 2 3 4)) (org-babel-execute-src-block)))))
+
+(ert-deftest ob-octave/input-variable ()
+  "Input variable"
+  (org-test-at-id "cc2d82bb-2ac0-45be-a0c8-d1463b86a3ba"
+    (org-babel-next-src-block)
+    (should (= 42 (org-babel-execute-src-block)))))
+
+(ert-deftest ob-octave/input-array ()
+  "Input an array"
+  (org-test-at-id "cc2d82bb-2ac0-45be-a0c8-d1463b86a3ba"
+    (org-babel-next-src-block 2)
+    (should (equal '((1 2 3)) (org-babel-execute-src-block)))))
+
+(ert-deftest ob-octave/input-matrix ()
+  "Input a matrix"
+  (org-test-at-id "cc2d82bb-2ac0-45be-a0c8-d1463b86a3ba"
+    (org-babel-next-src-block 3)
+    (should (equal '((1 2) (3 4)) (org-babel-execute-src-block)))))
+
+(ert-deftest ob-octave/input-string ()
+  "Input a string"
+  (org-test-at-id "cc2d82bb-2ac0-45be-a0c8-d1463b86a3ba"
+    (org-babel-next-src-block 4)
+    (should (equal "te" (org-babel-execute-src-block)))))
+
+(ert-deftest ob-octave/input-nil ()
+  "Input elisp nil"
+  (org-test-at-id "cc2d82bb-2ac0-45be-a0c8-d1463b86a3ba"
+    (org-babel-next-src-block 5)
+    (should (equal nil (org-babel-execute-src-block)))))