test: adding simple regression test for table formula evaluation

testing/examples/table.org

@@ -0,0 +1,19 @@
+#+TITLE: example file with tables
+#+OPTIONS: num:nil ^:nil
+
+This is an example file for use by the Org-mode tests defined in
+file:../lisp/test-org-table.el.
+
+* simple formula
+  :PROPERTIES:
+  :ID:       563523f7-3f3e-49c9-9622-9216cc9a5d95
+  :END:
+
+#+tblname: simple-formula
+|  1 |
+|  2 |
+|  3 |
+|  4 |
+|----|
+| 10 |
+  #+TBLFM: $1=vsum(@1..@-1)

testing/lisp/test-org-table.el

@@ -26,7 +26,7 @@
   (should
    (string= "A1" (org-table-convert-refs-to-an "@1$1"))))
 
-;; TODO Test broken
+;; TODO: Test broken
 ;; (ert-deftest test-org-table/org-table-convert-refs-to-an/2 ()
 ;;   "Self reference @1$1."
 ;;   (should
@@ -47,12 +47,20 @@
   (should
    (string= "@1$1 = $0" (org-table-convert-refs-to-rc "A1 = $0"))))
 
-;; TODO Test Broken
+;; TODO: Test Broken
 ;; (ert-deftest test-org-table/org-table-convert-refs-to-rc/3 ()
 ;;   "Remote reference."
 ;;   (should
 ;;    (string= "$3 = remote(FOO, @@#$2)" (org-table-convert-refs-to-rc "C& = remote(FOO, @@#B&)"))))
 
+(ert-deftest test-org-table/simple-formula ()
+  (org-test-at-id "563523f7-3f3e-49c9-9622-9216cc9a5d95"
+    (re-search-forward (regexp-quote "#+tblname: simple-formula") nil t)
+    (forward-line 1)
+    (should (org-at-table-p))
+    (should (org-table-recalculate 'all))
+    (should (string= "10" (first (nth 5 (org-table-to-lisp)))))))
+
 (provide 'test-org-table)
 
 ;;; test-org-table.el ends here