testing/lisp/test-ob.el

   1 ;;; test-ob.el --- tests for ob.el
   2
   3 ;; Copyright (c) 2010-2014 Eric Schulte
   4 ;; Authors: Eric Schulte, Martyn Jago
   5
   6 ;; This file is not part of GNU Emacs.
   7
   8 ;; This program is free software; you can redistribute it and/or modify
   9 ;; it under the terms of the GNU General Public License as published by
  10 ;; the Free Software Foundation, either version 3 of the License, or
  11 ;; (at your option) any later version.
  12
  13 ;; This program is distributed in the hope that it will be useful,
  14 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 ;; GNU General Public License for more details.
  17
  18 ;; You should have received a copy of the GNU General Public License
  19 ;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20
  21 ;;; Code:
  22
  23 (ert-deftest test-org-babel/multi-line-header-regexp ()
  24   (should(equal "^[ \t]*#\\+headers?:[ \t]*\\([^\n]*\\)$"
  25                 org-babel-multi-line-header-regexp))
  26   ;;TODO can be optimised - and what about blah4 blah5 blah6?
  27   (should (string-match
  28            org-babel-multi-line-header-regexp
  29            "   \t #+headers: blah1 blah2 blah3 \t\n\t\n blah4 blah5 blah6 \n"))
  30   (should
  31    (equal
  32     "blah1 blah2 blah3 \t"
  33     (match-string
  34      1
  35      "   \t #+headers: blah1 blah2 blah3 \t\n\t\n blah4 blah5 blah6 \n")))
  36
  37   ;;TODO Check - should this fail?
  38   (should
  39    (not (org-test-string-exact-match
  40          org-babel-multi-line-header-regexp
  41          "   \t #+headers : blah1 blah2 blah3 \t\n\t\n blah4 blah5 blah6 \n"))))
  42
  43 (ert-deftest test-org-babel/src-block-regexp ()
  44   (let ((test-block
  45          (concat
  46           "#+begin_src language -n-r-a-b -c :argument-1 yes :argument-2 no\n"
  47           "echo this is a test\n"
  48           "echo Currently in ' $PWD\n"
  49           "#+end_src"))
  50         (language "language")
  51         (flags "-n-r-a-b -c ")
  52         (arguments ":argument-1 yes :argument-2 no")
  53         (body "echo this is a test\necho Currently in ' $PWD\n"))
  54     (should (string-match org-babel-src-block-regexp test-block))
  55     (should (string-match org-babel-src-block-regexp (upcase test-block)))
  56     (should (equal language (match-string 2 test-block)))
  57     ;;TODO Consider refactoring
  58     (should (equal flags (match-string 3 test-block)))
  59     (should (equal arguments (match-string 4 test-block)))
  60     (should (equal body (match-string 5 test-block)))
  61     ;;no switches
  62     (should (org-test-string-exact-match
  63              org-babel-src-block-regexp
  64              (replace-regexp-in-string flags "" test-block)))
  65     ;;no header arguments
  66     (should (org-test-string-exact-match
  67              org-babel-src-block-regexp
  68              (replace-regexp-in-string arguments "" test-block)))
  69     ;; should be valid with no body
  70     (should (org-test-string-exact-match
  71              org-babel-src-block-regexp
  72              (replace-regexp-in-string body "" test-block)))))
  73
  74 (ert-deftest test-org-babel/get-header ()
  75   (should (not (org-babel-get-header
  76                 org-babel-default-header-args :doesnt-exist)))
  77   (should(equal '((:session . "none"))
  78                 (org-babel-get-header
  79                  org-babel-default-header-args :session)))
  80   (should(equal '((:session . "none"))
  81                 (org-babel-get-header
  82                  org-babel-default-header-args :session nil)))
  83   (should (not (org-babel-get-header
  84                 org-babel-default-header-args :SESSION)))
  85   (should (equal '((:tangle . "no"))
  86                  (org-babel-get-header
  87                   org-babel-default-header-args :tangle)))
  88   ;; with OTHERS option
  89   (should (equal org-babel-default-header-args
  90                  (org-babel-get-header
  91                   org-babel-default-header-args :doesnt-exist 'others)))
  92   (should (equal org-babel-default-header-args
  93                  (org-babel-get-header
  94                   org-babel-default-header-args nil 'others)))
  95   (should (null
  96            (assoc :noweb
  97                   (org-babel-get-header
  98                    org-babel-default-header-args :noweb 'others)))))
  99
 100 (ert-deftest test-org-babel/default-inline-header-args ()
 101   (should(equal
 102           '((:session . "none")
 103             (:results . "replace")
 104             (:exports . "results")
 105             (:hlines  . "yes"))
 106           org-babel-default-inline-header-args)))
 107
 108 (ert-deftest ob-test/org-babel-combine-header-arg-lists ()
 109   (let ((results (org-babel-combine-header-arg-lists
 110                   '((foo  . :any)
 111                     (bar)
 112                     (baz  . ((foo bar) (baz)))
 113                     (qux  . ((foo bar baz qux)))
 114                     (quux . ((foo bar))))
 115                   '((bar)
 116                     (baz  . ((baz)))
 117                     (quux . :any)))))
 118     (dolist (pair '((foo  . :any)
 119                     (bar)
 120                     (baz  . ((baz)))
 121                     (quux . :any)
 122                     (qux  . ((foo bar baz qux)))))
 123       (should (equal (cdr pair)
 124                      (cdr (assoc (car pair) results)))))))
 125
 126 ;;; ob-get-src-block-info
 127 (ert-deftest test-org-babel/get-src-block-info-language ()
 128   (org-test-at-marker nil org-test-file-ob-anchor
 129     (let ((info (org-babel-get-src-block-info)))
 130       (should (string= "emacs-lisp" (nth 0 info))))))
 131
 132 (ert-deftest test-org-babel/get-src-block-info-body ()
 133   (org-test-at-marker nil org-test-file-ob-anchor
 134     (let ((info (org-babel-get-src-block-info)))
 135       (should (string-match (regexp-quote org-test-file-ob-anchor)
 136                             (nth 1 info))))))
 137
 138 (ert-deftest test-org-babel/get-src-block-info-tangle ()
 139   (org-test-at-marker nil org-test-file-ob-anchor
 140     (let ((info (org-babel-get-src-block-info)))
 141       (should (string= "no" (cdr (assoc :tangle (nth 2 info))))))))
 142
 143 (ert-deftest test-org-babel/elisp-in-header-arguments ()
 144   "Test execution of elisp forms in header arguments."
 145   (org-test-with-temp-text-in-file "
 146
 147 * elisp forms in header arguments
 148   :PROPERTIES:
 149   :var:      prop = (* 7 6)
 150   :END:
 151 #+begin_src emacs-lisp
 152   prop
 153 #+end_src"
 154     (goto-char (point-min))
 155     (org-babel-next-src-block)
 156     (let ((info (org-babel-get-src-block-info)))
 157       (should (= 42 (org-babel-execute-src-block))))))
 158
 159 (ert-deftest test-org-babel/simple-named-code-block ()
 160   "Test that simple named code blocks can be evaluated."
 161   (org-test-with-temp-text-in-file "
 162
 163 #+name: i-have-a-name
 164 #+begin_src emacs-lisp
 165   42
 166 #+end_src"
 167     (org-babel-next-src-block 1)
 168     (should (= 42 (org-babel-execute-src-block)))))
 169
 170 (ert-deftest test-org-babel/simple-variable-resolution ()
 171   "Test that simple variable resolution is working."
 172   (org-test-with-temp-text-in-file "
 173
 174 #+name: four
 175 #+begin_src emacs-lisp
 176   (list 1 2 3 4)
 177 #+end_src
 178
 179 #+begin_src emacs-lisp :var four=four
 180   (length four)
 181 #+end_src"
 182
 183     (org-babel-next-src-block 2)
 184     (should (= 4 (org-babel-execute-src-block)))
 185     (forward-line 5)
 186     (should (string= ": 4" (buffer-substring
 187                             (point-at-bol)
 188                             (point-at-eol))))))
 189
 190 (ert-deftest test-org-babel/multi-line-header-arguments ()
 191   "Test that multi-line header arguments and can be read."
 192   (org-test-with-temp-text-in-file "
 193
 194 #+headers: :var letters='(a b c d e f g)
 195 #+begin_src emacs-lisp :var numbers='(1 2 3 4 5 6 7)
 196   (require 'cl)
 197   (defalias 'my-map (if (org-version-check \"24.2.50\" \"cl\" :predicate)
 198                         'cl-map
 199                       'map))
 200   (my-map 'list #'list numbers letters)
 201 #+end_src"
 202
 203     (org-babel-next-src-block)
 204     (let ((results (org-babel-execute-src-block)))
 205       (should(equal 'a (cadr (assoc 1 results))))
 206       (should(equal 'd (cadr (assoc 4 results)))))))
 207
 208 (ert-deftest test-org-babel/parse-header-args ()
 209   (org-test-with-temp-text-in-file "
 210
 211 #+begin_src example-lang :session     :results output :var num=9
 212   the body
 213 #+end_src"
 214
 215     (org-babel-next-src-block)
 216     (let* ((info (org-babel-get-src-block-info))
 217            (params (nth 2 info)))
 218       (message "%S" params)
 219       (should (equal "example-lang" (nth 0 info)))
 220       (should (string= "the body" (org-babel-trim (nth 1 info))))
 221       (should-not (member '(:session\ \ \ \ ) params))
 222       (should (equal '(:session) (assoc :session params)))
 223       (should (equal '(:result-type . output) (assoc :result-type params)))
 224       (should (equal '(num . 9) (cdr (assoc :var params)))))))
 225
 226 (ert-deftest test-org-babel/parse-header-args2 ()
 227   (org-test-with-temp-text-in-file "
 228
 229 * resolving sub-trees as references
 230
 231 #+begin_src emacs-lisp :var text=d4faa7b3-072b-4dcf-813c-dd7141c633f3
 232   (length text)
 233 #+end_src
 234
 235 #+begin_src org :noweb yes
 236   <<simple-subtree>>
 237   <<d4faa7b3-072b-4dcf-813c-dd7141c633f3>>
 238 #+end_src
 239
 240 ** simple subtree with custom ID
 241    :PROPERTIES:
 242    :CUSTOM_ID: simple-subtree
 243    :END:
 244 this is simple"
 245
 246     (should (string-match (regexp-quote "this is simple")
 247                           (org-babel-ref-resolve "simple-subtree")))
 248     (org-babel-next-src-block)
 249     (should (= 14 (org-babel-execute-src-block)))))
 250
 251 (ert-deftest test-org-babel/inline-src-blocks ()
 252   (macrolet ((at-next (&rest body)
 253                `(progn
 254                   (move-end-of-line 1)
 255                   (re-search-forward org-babel-inline-src-block-regexp nil t)
 256                   (goto-char (match-beginning 1))
 257                   (save-match-data ,@body))))
 258     (org-test-at-id
 259      "54cb8dc3-298c-4883-a933-029b3c9d4b18"
 260      (at-next (should (equal 1 (org-babel-execute-src-block))))
 261      (at-next (should (equal 2 (org-babel-execute-src-block))))
 262      (at-next (should (equal 3 (org-babel-execute-src-block)))))
 263     (org-test-at-id
 264      "cd54fc88-1b6b-45b6-8511-4d8fa7fc8076"
 265      (at-next (should (equal 1 (org-babel-execute-src-block))))
 266      (at-next (should (equal 2 (org-babel-execute-src-block))))
 267      (at-next (should (equal 3 (org-babel-execute-src-block))))
 268      (at-next (should (equal 4 (org-babel-execute-src-block)))))))
 269
 270 (ert-deftest test-org-babel/org-babel-get-inline-src-block-matches ()
 271   (flet ((test-at-id (id)
 272            (org-test-at-id
 273             id
 274             (let ((test-point (point)))
 275               (should (fboundp 'org-babel-get-inline-src-block-matches))
 276               (should (re-search-forward "src_" nil t)) ;; 1
 277               (should (org-babel-get-inline-src-block-matches))
 278               (should (re-search-forward "}" nil (point-at-bol))) ;; 1
 279               (should-not (org-babel-get-inline-src-block-matches))
 280               (should (re-search-forward "in" nil t)) ;; 2
 281               (should-not (org-babel-get-inline-src-block-matches))
 282               (should (re-search-forward "echo" nil t)) ;; 2
 283               (should (org-babel-get-inline-src-block-matches))
 284               (should (re-search-forward "blocks" nil t)) ;; 3
 285               (backward-char 8) ;; 3
 286               (should (org-babel-get-inline-src-block-matches))
 287               (forward-char 1) ;;3
 288               (should-not (org-babel-get-inline-src-block-matches))
 289               (should (re-search-forward ":results" nil t)) ;; 4
 290               (should (org-babel-get-inline-src-block-matches))
 291               (end-of-line)
 292               (should-not (org-babel-get-inline-src-block-matches))))))
 293     (test-at-id "0D0983D4-DE33-400A-8A05-A225A567BC74")
 294     (test-at-id "d55dada7-de0e-4340-8061-787cccbedee5")))
 295
 296 (ert-deftest test-org-babel/inline-src_blk-default-results-replace-line-1 ()
 297   (let ((test-line "src_sh{echo 1}"))
 298     ;; src_ at bol line 1...
 299     (org-test-with-temp-text
 300         test-line
 301       (goto-char (point-min)) (org-ctrl-c-ctrl-c)
 302       (should (string=
 303                (concat test-line " =1=")
 304                (buffer-substring-no-properties (point-at-bol) (point-at-eol))))
 305       (forward-char) (org-ctrl-c-ctrl-c)
 306       (should (string=
 307                (concat test-line " =1= =1=")
 308                (buffer-substring-no-properties (point-at-bol) (point-at-eol))))
 309       (re-search-forward "1}")
 310       (should-error (org-ctrl-c-ctrl-c))
 311       (backward-char) ;; last char of block body
 312       (org-ctrl-c-ctrl-c)
 313       (should (string=
 314                (concat test-line " =1= =1= =1=")
 315                (buffer-substring-no-properties (point-at-bol) (point-at-eol)))))
 316     ;; src_ follows space line 1...
 317     (let ((test-line " src_emacs-lisp{ 1 }"))
 318       (org-test-with-temp-text
 319           test-line
 320         (should-error (org-ctrl-c-ctrl-c))
 321         (forward-char) (org-ctrl-c-ctrl-c)
 322         (should (string=
 323                  (concat test-line " =1=")
 324                  (buffer-substring-no-properties (point-at-bol) (point-at-eol))))
 325         (re-search-forward "{ 1 ") (org-ctrl-c-ctrl-c)
 326         (should (string=
 327                  (concat test-line " =1= =1=")
 328                  (buffer-substring-no-properties (point-at-bol) (point-at-eol))))
 329         (forward-char)
 330         (should-error (org-ctrl-c-ctrl-c))))))
 331
 332 (ert-deftest test-org-babel/inline-src_blk-default-results-replace-line-2 ()
 333   ;; src_ at bol line 2...
 334   (let ((test-line " src_emacs-lisp{ \"x\" }"))
 335     (org-test-with-temp-text
 336         (concat "\n" test-line)
 337       (should-error (org-ctrl-c-ctrl-c))
 338       (goto-char (point-min))
 339       (should-error (org-ctrl-c-ctrl-c))
 340       (forward-line)
 341       (should-error (org-ctrl-c-ctrl-c))
 342       (forward-char) (org-ctrl-c-ctrl-c)
 343       (should (string=
 344                (concat test-line " =x=")
 345                (buffer-substring-no-properties
 346                 (point-at-bol) (point-at-eol))))))
 347
 348   (let ((test-line "Some text prior to block src_emacs-lisp{ \"y\" }"))
 349     (org-test-with-temp-text
 350         test-line
 351       (goto-char (point-max))
 352       (insert (concat "\n" test-line " end"))
 353       (re-search-backward "src") (org-ctrl-c-ctrl-c)
 354       (should (string=
 355                (concat test-line " =y= end")
 356                (buffer-substring-no-properties (point-at-bol) (point-at-eol))))
 357       (re-search-forward "\" ") (org-ctrl-c-ctrl-c)
 358       (should (string=
 359                (concat test-line " =y= =y= end")
 360                (buffer-substring-no-properties (point-at-bol) (point-at-eol))))
 361       (forward-char)
 362       (should-error (org-ctrl-c-ctrl-c)))))
 363
 364 (ert-deftest test-org-babel/inline-src_blk-manual-results-replace ()
 365   (let ((test-line " src_emacs-lisp[:results replace]{ \"x\" }"))
 366     (org-test-with-temp-text
 367         (concat "\n" test-line)
 368       (should-error (org-ctrl-c-ctrl-c))
 369       (goto-char (point-max))
 370       (should-error (org-ctrl-c-ctrl-c))
 371       (beginning-of-line)
 372       (should-error (org-ctrl-c-ctrl-c))
 373       (forward-char) (org-ctrl-c-ctrl-c)
 374       (should (string=
 375                (concat test-line " =x=")
 376                (buffer-substring-no-properties
 377                 (point-at-bol) (point-at-eol))))))
 378
 379   (let ((test-line (concat " Some text prior to block "
 380                            "src_emacs-lisp[:results replace]{ \"y\" }")))
 381     (org-test-with-temp-text test-line
 382       (goto-char (point-max))
 383       (insert (concat "\n" test-line " end"))
 384       (re-search-backward "src") (org-ctrl-c-ctrl-c)
 385       (should (string=
 386                (concat test-line " =y= end")
 387                (buffer-substring-no-properties (point-at-bol) (point-at-eol))))
 388       (re-search-forward "\" ") (org-ctrl-c-ctrl-c)
 389       (should (string=
 390                (concat test-line " =y= =y= end")
 391                (buffer-substring-no-properties (point-at-bol) (point-at-eol))))
 392       (forward-char)
 393       (should-error (org-ctrl-c-ctrl-c)))))
 394
 395 (ert-deftest test-org-babel/inline-src_blk-results-silent ()
 396   (let ((test-line "src_emacs-lisp[ :results silent ]{ \"x\" }"))
 397     (org-test-with-temp-text test-line
 398       (org-ctrl-c-ctrl-c)
 399       (should (string= test-line
 400                        (buffer-substring-no-properties
 401                         (point-at-bol) (point-at-eol))))
 402       (end-of-buffer)
 403       (should-error (org-ctrl-c-ctrl-c))))
 404   (let ((test-line (concat " Some text prior to block src_emacs-lisp"
 405                            "[ :results silent ]{ \"y\" }")))
 406     (org-test-with-temp-text
 407         test-line
 408       (goto-char (point-max))
 409       (insert (concat "\n" test-line " end"))
 410       (re-search-backward "src_") (org-ctrl-c-ctrl-c)
 411       (should (string= (concat test-line " end")
 412                        (buffer-substring-no-properties
 413                         (point-at-bol) (point-at-eol))))
 414       (re-search-forward "\" ") (org-ctrl-c-ctrl-c)
 415       (should (string= (concat test-line " end")
 416                        (buffer-substring-no-properties
 417                         (point-at-bol) (point-at-eol))))
 418       (forward-char)
 419       (should-error (org-ctrl-c-ctrl-c)))))
 420
 421 (ert-deftest test-org-babel/inline-src_blk-results-raw ()
 422   (let ((test-line "src_emacs-lisp[ :results raw ]{ \"x\" }"))
 423     (org-test-with-temp-text test-line
 424       (org-ctrl-c-ctrl-c)
 425       (should (string= (concat test-line " x")
 426                        (buffer-string)))))
 427   (let ((test-line (concat " Some text prior to block "
 428                            "src_emacs-lisp[ :results raw ]{ \"the\" }")))
 429     (org-test-with-temp-text (concat test-line " end")
 430       (re-search-forward "src_") (org-ctrl-c-ctrl-c)
 431       (should (string= (concat test-line " the end")
 432                        (buffer-substring-no-properties
 433                         (point-at-bol) (point-at-eol))))
 434       (re-search-forward "\" ") (org-ctrl-c-ctrl-c)
 435       (should (string= (concat test-line " the the end")
 436                        (buffer-substring-no-properties
 437                         (point-at-bol) (point-at-eol))))
 438       (forward-char)
 439       (should-error (org-ctrl-c-ctrl-c)))))
 440
 441 (ert-deftest test-org-babel/inline-src_blk-results-file ()
 442   (let ((test-line "src_emacs-lisp[ :results file ]{ \"~/test-file\"  }"))
 443     (org-test-with-temp-text
 444         test-line
 445       (org-ctrl-c-ctrl-c)
 446       (should (string= (concat test-line " [[file:~/test-file]]")
 447                        (buffer-substring-no-properties
 448                         (point-min) (point-max)))))))
 449
 450 (ert-deftest test-org-babel/inline-src_blk-results-scalar ()
 451   (let ((test-line "src_emacs-lisp[ :results scalar ]{ \"x\"  }"))
 452     (org-test-with-temp-text
 453         test-line
 454       (org-ctrl-c-ctrl-c)
 455       (should (string= (concat test-line  " =\"x\"=")
 456                        (buffer-substring-no-properties
 457                         (point-min) (point-max)))))))
 458
 459 (ert-deftest test-org-babel/inline-src_blk-results-verbatim ()
 460   (let ((test-line "src_emacs-lisp[ :results verbatim ]{ \"x\"  }"))
 461     (org-test-with-temp-text
 462         test-line
 463       (org-ctrl-c-ctrl-c)
 464       (should (string= (concat test-line " =\"x\"=")
 465                        (buffer-substring-no-properties
 466                         (point-min) (point-max)))))))
 467
 468 (ert-deftest test-org-babel/combining-scalar-and-raw-result-types ()
 469   (org-test-with-temp-text-in-file "
 470
 471 #+begin_src sh :results scalar
 472 echo \"[[file:./cv.cls]]\"
 473 #+end_src
 474
 475 #+name:
 476 : [[file:./cv.cls]]
 477
 478 #+begin_src sh :results raw scalar
 479    echo \"[[file:./cv.cls]]\"
 480 #+end_src
 481 "
 482     (flet ((next-result ()
 483                         (org-babel-next-src-block)
 484                         (org-babel-execute-src-block)
 485                         (goto-char (org-babel-where-is-src-block-result))
 486                         (forward-line 1)))
 487       (goto-char (point-min))
 488       (next-result)
 489       (should (org-babel-in-example-or-verbatim))
 490       (next-result)
 491       (should (not (org-babel-in-example-or-verbatim))))))
 492
 493 (ert-deftest test-org-babel/no-defaut-value-for-var ()
 494   "Test that the absence of a default value for a variable DOES THROW
 495   a proper error."
 496   (org-test-at-id "f2df5ba6-75fa-4e6b-8441-65ed84963627"
 497     (org-babel-next-src-block)
 498     (let ((err
 499            (should-error (org-babel-execute-src-block) :type 'error)))
 500       (should
 501        (equal
 502         '(error
 503           "Variable \"x\" must be assigned a default value")
 504         err)))))
 505
 506 (ert-deftest test-org-babel/just-one-results-block ()
 507   "Test that evaluating two times the same code block does not result in a
 508 duplicate results block."
 509   (org-test-with-temp-text "#+begin_src sh\necho Hello\n#+end_src\n"
 510     (org-babel-execute-src-block)
 511     (org-babel-execute-src-block)     ; second code block execution
 512     (should (search-forward "Hello")) ; the string inside the source code block
 513     (should (search-forward "Hello")) ; the same string in the results block
 514     (should-error (search-forward "Hello"))))
 515
 516 (ert-deftest test-org-babel/nested-code-block ()
 517   "Test nested code blocks inside code blocks don't cause problems."
 518   (org-test-with-temp-text "#+begin_src org :results silent
 519   ,#+begin_src emacs-lisp
 520   ,  'foo
 521   ,#+end_src
 522 #+end_src"
 523     (should (string= (org-babel-execute-src-block)
 524                      "#+begin_src emacs-lisp\n  'foo\n#+end_src"))))
 525
 526 (ert-deftest test-org-babel/partial-nested-code-block ()
 527   "Test nested code blocks inside code blocks don't cause problems."
 528   (org-test-with-temp-text "#+begin_src org :results silent
 529   ,#+begin_src emacs-lisp
 530 #+end_src"
 531     (should (string= "#+begin_src emacs-lisp" (org-babel-execute-src-block)))))
 532
 533 (ert-deftest test-ob/does-not-replace-a-block-with-the-results ()
 534   (org-test-with-temp-text "#+NAME: foo
 535 #+BEGIN_SRC emacs-lisp
 536  'foo
 537 #+END_SRC\n"
 538     (org-babel-next-src-block 1)
 539     (should (eq 'foo (org-babel-execute-src-block)))
 540     (goto-char (point-min))
 541     (org-babel-next-src-block 1)
 542     (should (looking-at org-babel-src-block-regexp))))
 543
 544 (ert-deftest test-ob/catches-all-references ()
 545   (org-test-with-temp-text "
 546 #+NAME: literal-example
 547 #+BEGIN_EXAMPLE
 548 A literal example
 549 on two lines
 550 #+END_EXAMPLE
 551
 552 #+NAME: read-literal-example
 553 #+BEGIN_SRC emacs-lisp :var x=literal-example
 554   (concatenate 'string x \" for me.\")
 555 #+END_SRC"
 556     (org-babel-next-src-block 1)
 557     (should (string= (org-babel-execute-src-block)
 558                      "A literal example\non two lines\n for me."))))
 559
 560 (ert-deftest test-ob/resolve-code-blocks-before-data-blocks ()
 561   (org-test-with-temp-text "
 562 #+name: foo
 563 : bar
 564
 565 #+name: foo
 566 #+begin_src emacs-lisp
 567   \"baz\"
 568 #+end_src
 569
 570 #+begin_src emacs-lisp :var foo=foo
 571   foo
 572 #+end_src"
 573     (org-babel-next-src-block 2)
 574     (should (string= (org-babel-execute-src-block) "baz"))))
 575
 576 (ert-deftest test-ob/do-not-resolve-to-partial-names-data ()
 577   (org-test-with-temp-text "
 578 #+tblname: base_plus
 579 | 1 |
 580 | 2 |
 581
 582 #+tblname: base
 583 | 3 |
 584 | 4 |
 585
 586 #+begin_src emacs-lisp :var x=base
 587   x
 588 #+end_src"
 589     (org-babel-next-src-block 1)
 590     (should (equal (org-babel-execute-src-block) '((3) (4))))))
 591
 592 (ert-deftest test-ob/do-not-resolve-to-partial-names-code ()
 593   (org-test-with-temp-text "
 594 #+name: base_plus
 595 #+begin_src emacs-lisp
 596   'bar
 597 #+end_src
 598
 599 #+name: base
 600 #+begin_src emacs-lisp
 601   'foo
 602 #+end_src
 603
 604 #+begin_src emacs-lisp :var x=base
 605   x
 606 #+end_src"
 607     (org-babel-next-src-block 3)
 608     (should (equal (org-babel-execute-src-block) "foo"))))
 609
 610 (ert-deftest test-ob/allow-spaces-around-=-in-var-specs ()
 611   (org-test-with-temp-text "#+begin_src emacs-lisp :var a = 1 b = 2 c= 3 d =4
 612   (+ a b c d)
 613 #+end_src
 614 "
 615     (should (= 10 (org-babel-execute-src-block)))))
 616
 617 (ert-deftest test-ob/org-babel-update-intermediate ()
 618   (org-test-with-temp-text "#+name: foo
 619 #+begin_src emacs-lisp
 620   2
 621 #+end_src
 622
 623 #+results: foo
 624 : 4
 625
 626 #+begin_src emacs-lisp :var it=foo
 627   (+ it 1)
 628 #+end_src"
 629     (let ((org-babel-update-intermediate nil))
 630       (goto-char (point-min))
 631       (org-babel-next-src-block 2)
 632       (should (= 3 (org-babel-execute-src-block)))
 633       (goto-char (point-min))
 634       (forward-line 6)
 635       (should (looking-at ": 4")))
 636     (let ((org-babel-update-intermediate t))
 637       (goto-char (point-min))
 638       (org-babel-next-src-block 2)
 639       (should (= 3 (org-babel-execute-src-block)))
 640       (goto-char (point-min))
 641       (forward-line 6)
 642       (should (looking-at ": 2")))))
 643
 644 (ert-deftest test-ob/eval-header-argument ()
 645   (flet ((check-eval (eval runp)
 646                      (org-test-with-temp-text (format "#+begin_src emacs-lisp :eval %s
 647   (setq foo :evald)
 648 #+end_src" eval)
 649                        (let ((foo :not-run))
 650                          (if runp
 651                              (progn (should (org-babel-execute-src-block))
 652                                     (should (eq foo :evald)))
 653                            (progn (should-not (org-babel-execute-src-block))
 654                                   (should-not (eq foo :evald))))))))
 655     (check-eval "never" nil)
 656     (check-eval "no" nil)
 657     (check-eval "never-export" t)
 658     (check-eval "no-export" t)
 659     (let ((org-babel-exp-reference-buffer (current-buffer)))
 660       (check-eval "never" nil)
 661       (check-eval "no" nil)
 662       (check-eval "never-export" nil)
 663       (check-eval "no-export" nil))))
 664
 665 (ert-deftest test-ob/noweb-expansion-1 ()
 666   (org-test-with-temp-text "#+begin_src sh :results output :tangle yes
 667   <<foo>>
 668 #+end_src
 669
 670 #+name: foo
 671 #+begin_src sh
 672   bar
 673 #+end_src"
 674     (should (string= (org-babel-expand-noweb-references) "bar"))))
 675
 676 (ert-deftest test-ob/noweb-expansion-2 ()
 677   (org-test-with-temp-text "#+begin_src sh :results output :tangle yes
 678   <<foo>>
 679 #+end_src
 680
 681 #+name: foo
 682 #+begin_src sh :noweb-sep \"\"
 683   bar
 684 #+end_src
 685
 686 #+begin_src sh :noweb-ref foo :noweb-sep \"\"
 687   baz
 688 #+end_src"
 689     (should (string= (org-babel-expand-noweb-references) "barbaz"))))
 690
 691 (ert-deftest test-ob/splitting-variable-lists-in-references ()
 692   (org-test-with-temp-text ""
 693     (should (= 1 (length (org-babel-ref-split-args
 694                           "a=\"this, no work\""))))
 695     (should (= 2 (length (org-babel-ref-split-args
 696                           "a=\"this, no work\", b=1"))))))
 697
 698 (ert-deftest test-ob/org-babel-balanced-split ()
 699   (should (equal
 700            '(":a 1" "b [2 3]" "c (4 :d (5 6))")
 701            (org-babel-balanced-split ":a 1 :b [2 3] :c (4 :d (5 6))"
 702                                      '((32 9) . 58)))))
 703
 704 (ert-deftest test-ob/commented-last-block-line-no-var ()
 705   (org-test-with-temp-text-in-file "
 706 #+begin_src emacs-lisp
 707 ;;
 708 #+end_src"
 709     (org-babel-next-src-block)
 710     (org-ctrl-c-ctrl-c)
 711     (should (re-search-forward "\\#\\+results:" nil t))
 712     (forward-line)
 713     (should
 714      (string=
 715       ""
 716       (buffer-substring-no-properties (point-at-bol) (point-at-eol)))))
 717   (org-test-with-temp-text-in-file "
 718 #+begin_src emacs-lisp
 719 \"some text\";;
 720 #+end_src"
 721     (org-babel-next-src-block)
 722     (org-ctrl-c-ctrl-c)
 723     (should (re-search-forward "\\#\\+results:" nil t))
 724     (forward-line)
 725     (should
 726      (string=
 727       ": some text"
 728       (buffer-substring-no-properties (point-at-bol) (point-at-eol))))))
 729
 730 (ert-deftest test-ob/commented-last-block-line-with-var ()
 731   (org-test-with-temp-text-in-file "
 732 #+begin_src emacs-lisp :var a=1
 733 ;;
 734 #+end_src"
 735     (org-babel-next-src-block)
 736     (org-ctrl-c-ctrl-c)
 737     (re-search-forward "\\#\\+results:" nil t)
 738     (forward-line)
 739     (should (string=
 740              ""
 741              (buffer-substring-no-properties (point-at-bol) (point-at-eol)))))
 742   (org-test-with-temp-text-in-file "
 743 #+begin_src emacs-lisp :var a=2
 744 2;;
 745 #+end_src"
 746     (org-babel-next-src-block)
 747     (org-ctrl-c-ctrl-c)
 748     (re-search-forward "\\#\\+results:" nil t)
 749     (forward-line)
 750     (should (string=
 751              ": 2"
 752              (buffer-substring-no-properties (point-at-bol) (point-at-eol))))))
 753
 754 (defun test-ob-verify-result-and-removed-result (result buffer-text)
 755   "Test helper function to test `org-babel-remove-result'.
 756 A temp buffer is populated with BUFFER-TEXT, the first block is executed,
 757 and the result of execution is verified against RESULT.
 758
 759 The block is actually executed /twice/ to ensure result
 760 replacement happens correctly."
 761   (org-test-with-temp-text
 762       buffer-text
 763     (org-babel-next-src-block) (org-ctrl-c-ctrl-c) (org-ctrl-c-ctrl-c)
 764     (should (re-search-forward "\\#\\+results:" nil t))
 765     (forward-line)
 766     (should (string= result
 767                      (buffer-substring-no-properties
 768                       (point-at-bol)
 769                       (- (point-max) 16))))
 770     (org-babel-previous-src-block) (org-babel-remove-result)
 771     (should (string= buffer-text
 772                      (buffer-substring-no-properties
 773                       (point-min) (point-max))))))
 774
 775 (ert-deftest test-ob/org-babel-remove-result--results-default ()
 776   "Test `org-babel-remove-result' with default :results."
 777   (mapcar (lambda (language)
 778             (test-ob-verify-result-and-removed-result
 779              "\n"
 780              (concat
 781               "* org-babel-remove-result
 782 #+begin_src " language "
 783 #+end_src
 784
 785 * next heading")))
 786           '("sh" "emacs-lisp")))
 787
 788 (ert-deftest test-ob/org-babel-remove-result--results-list ()
 789   "Test `org-babel-remove-result' with :results list."
 790   (test-ob-verify-result-and-removed-result
 791    "- 1
 792 - 2
 793 - 3
 794 - (quote (4 5))"
 795
 796    "* org-babel-remove-result
 797 #+begin_src emacs-lisp :results list
 798 '(1 2 3 '(4 5))
 799 #+end_src
 800
 801 * next heading"))
 802
 803 (ert-deftest test-ob/org-babel-results-indented-wrap ()
 804   "Ensure that wrapped results are inserted correction when indented.
 805 If not inserted correctly then the second evaluation will fail
 806 trying to find the :END: marker."
 807   (org-test-with-temp-text
 808       "- indented
 809   #+begin_src sh :results file wrap
 810     echo test.txt
 811   #+end_src"
 812     (org-babel-next-src-block 1)
 813     (org-babel-execute-src-block)
 814     (org-babel-execute-src-block)))
 815
 816 (ert-deftest test-ob/file-desc-header-argument ()
 817   "Test that the :file-desc header argument is used."
 818   (org-test-with-temp-text "#+begin_src emacs-lisp :results file :file-desc bar
 819   \"foo\"
 820 #+end_src
 821
 822 #+begin_src emacs-lisp :results file :file-desc
 823   \"foo\"
 824 #+end_src"
 825     (org-babel-execute-src-block)
 826     (org-babel-next-src-block 1)
 827     (org-babel-execute-src-block)
 828     (goto-char (point-min))
 829     (should (search-forward "[[file:foo][bar]]" nil t))
 830     (should (search-forward "[[file:foo][foo]]" nil t))))
 831
 832 (ert-deftest test-ob/org-babel-remove-result--results-pp ()
 833   "Test `org-babel-remove-result' with :results pp."
 834   (test-ob-verify-result-and-removed-result
 835    ": \"I /am/ working!\""
 836
 837    "* org-babel-remove-result
 838 #+begin_src emacs-lisp :results pp
 839 \"I /am/ working!\")
 840 #+end_src
 841
 842 * next heading"))
 843
 844 (ert-deftest test-org-babel/inline-src_blk-preceded-punct-preceded-by-point ()
 845   (let ((test-line ".src_emacs-lisp[ :results verbatim ]{ \"x\"  }"))
 846     (org-test-with-temp-text
 847         test-line
 848       (forward-char 1)
 849       (org-ctrl-c-ctrl-c)
 850       (should (re-search-forward "=\"x\"=" nil t))
 851       (forward-line))))
 852
 853 (ert-deftest test-ob/commented-last-block-line-with-var ()
 854   (org-test-with-temp-text-in-file "
 855 #+begin_src emacs-lisp :var a=1
 856 ;;
 857 #+end_src"
 858     (org-babel-next-src-block)
 859     (org-ctrl-c-ctrl-c)
 860     (re-search-forward "\\#\\+results:" nil t)
 861     (forward-line)
 862     (should (string=
 863              ""
 864              (buffer-substring-no-properties (point-at-bol) (point-at-eol)))))
 865   (org-test-with-temp-text-in-file "
 866 #+begin_src emacs-lisp :var a=2
 867 2;;
 868 #+end_src"
 869     (org-babel-next-src-block)
 870     (org-ctrl-c-ctrl-c)
 871     (re-search-forward "\\#\\+results:" nil t)
 872     (forward-line)
 873     (should (string=
 874              ": 2"
 875              (buffer-substring-no-properties (point-at-bol) (point-at-eol))))))
 876
 877 (defun test-ob-verify-result-and-removed-result (result buffer-text)
 878   "Test helper function to test `org-babel-remove-result'.
 879 A temp buffer is populated with BUFFER-TEXT, the first block is executed,
 880 and the result of execution is verified against RESULT.
 881
 882 The block is actually executed /twice/ to ensure result
 883 replacement happens correctly."
 884   (org-test-with-temp-text
 885       buffer-text
 886     (org-babel-next-src-block) (org-ctrl-c-ctrl-c) (org-ctrl-c-ctrl-c)
 887     (should (re-search-forward "\\#\\+results:" nil t))
 888     (forward-line)
 889     (should (string= result
 890                      (buffer-substring-no-properties
 891                       (point-at-bol)
 892                       (- (point-max) 16))))
 893     (org-babel-previous-src-block) (org-babel-remove-result)
 894     (should (string= buffer-text
 895                      (buffer-substring-no-properties
 896                       (point-min) (point-max))))))
 897
 898 (ert-deftest test-ob/org-babel-remove-result--results-default ()
 899   "Test `org-babel-remove-result' with default :results."
 900   (mapcar (lambda (language)
 901             (test-ob-verify-result-and-removed-result
 902              "\n"
 903              (concat
 904               "* org-babel-remove-result
 905 #+begin_src " language "
 906 #+end_src
 907
 908 * next heading")))
 909           '("sh" "emacs-lisp")))
 910
 911 (ert-deftest test-ob/org-babel-remove-result--results-list ()
 912   "Test `org-babel-remove-result' with :results list."
 913   (test-ob-verify-result-and-removed-result
 914    "- 1
 915 - 2
 916 - 3
 917 - (quote (4 5))"
 918
 919    "* org-babel-remove-result
 920 #+begin_src emacs-lisp :results list
 921 '(1 2 3 '(4 5))
 922 #+end_src
 923
 924 * next heading"))
 925
 926 (ert-deftest test-ob/org-babel-remove-result--results-wrap ()
 927   "Test `org-babel-remove-result' with :results wrap."
 928   (test-ob-verify-result-and-removed-result
 929    ":RESULTS:
 930 hello there
 931 :END:"
 932
 933    "* org-babel-remove-result
 934
 935 #+begin_src emacs-lisp :results wrap
 936 \"hello there\"
 937 #+end_src
 938
 939 * next heading"))
 940
 941 (ert-deftest test-ob/org-babel-remove-result--results-org ()
 942   "Test `org-babel-remove-result' with :results org."
 943   (test-ob-verify-result-and-removed-result
 944    "#+BEGIN_SRC org
 945 ,* heading
 946 ,** subheading
 947 content
 948 #+END_SRC"
 949
 950    "* org-babel-remove-result
 951 #+begin_src emacs-lisp :results org
 952 \"* heading
 953 ** subheading
 954 content\"
 955 #+end_src
 956
 957 * next heading"))
 958
 959 (ert-deftest test-ob/org-babel-remove-result--results-html ()
 960   "Test `org-babel-remove-result' with :results html."
 961   (test-ob-verify-result-and-removed-result
 962    "#+BEGIN_HTML
 963 <head><body></body></head>
 964 #+END_HTML"
 965
 966    "* org-babel-remove-result
 967 #+begin_src emacs-lisp :results html
 968 \"<head><body></body></head>\"
 969 #+end_src
 970
 971 * next heading"))
 972
 973 (ert-deftest test-ob/org-babel-remove-result--results-latex ()
 974   "Test `org-babel-remove-result' with :results latex."
 975   (test-ob-verify-result-and-removed-result
 976    "#+BEGIN_LaTeX
 977 Line 1
 978 Line 2
 979 Line 3
 980 #+END_LaTeX"
 981
 982    "* org-babel-remove-result
 983 #+begin_src emacs-lisp :results latex
 984 \"Line 1
 985 Line 2
 986 Line 3\"
 987 #+end_src
 988
 989 * next heading"))
 990
 991 (ert-deftest test-ob/org-babel-remove-result--results-code ()
 992   "Test `org-babel-remove-result' with :results code."
 993
 994   (test-ob-verify-result-and-removed-result
 995    "#+BEGIN_SRC emacs-lisp
 996 \"I am working!\"
 997 #+END_SRC"
 998
 999    "* org-babel-remove-result
1000 #+begin_src emacs-lisp :results code
1001 (message \"I am working!\")
1002 #+end_src
1003
1004 * next heading"))
1005
1006 (ert-deftest test-ob/org-babel-remove-result--results-pp ()
1007   "Test `org-babel-remove-result' with :results pp."
1008   (test-ob-verify-result-and-removed-result
1009    ": \"I /am/ working!\""
1010
1011    "* org-babel-remove-result
1012 #+begin_src emacs-lisp :results pp
1013 \"I /am/ working!\")
1014 #+end_src
1015
1016 * next heading"))
1017
1018 (ert-deftest test-ob/results-do-not-replace-code-blocks ()
1019   (org-test-with-temp-text "Block two has a space after the name.
1020
1021   #+name: foo
1022   #+begin_src emacs-lisp
1023     1
1024   #+end_src emacs-lisp
1025
1026 #+name: foo
1027 #+begin_src emacs-lisp
1028   2
1029 #+end_src
1030
1031 #+name: foo
1032 #+begin_src emacs-lisp
1033   3
1034 #+end_src
1035
1036 #+RESULTS: foo
1037 : foo
1038 "
1039     (dolist (num '(1 2 3))
1040       ;; execute the block
1041       (goto-char (point-min))
1042       (org-babel-next-src-block num) (org-babel-execute-src-block)
1043       ;; check the results
1044       (goto-char (point-max))
1045       (move-beginning-of-line 0)
1046       (should (looking-at (format ": %d" num))))))
1047
1048 (ert-deftest test-ob/blocks-with-spaces ()
1049   "Test expansion of blocks followed by blank lines."
1050   (should
1051    (equal "#+BEGIN_SRC emacs-lisp
1052 \(+ 1 2)
1053 #+END_SRC
1054
1055 #+RESULTS:
1056 : 3\n\n\n"
1057           (org-test-with-temp-text "#+BEGIN_SRC emacs-lisp
1058 \(+ 1 2)
1059 #+END_SRC\n\n\n"
1060             (org-babel-execute-src-block)
1061             (buffer-string)))))
1062
1063 (ert-deftest test-ob/results-in-narrowed-buffer ()
1064   "Test block execution in a narrowed buffer."
1065   ;; If results don't exist, they should be inserted in visible part
1066   ;; of the buffer.
1067   (should
1068    (equal
1069     "#+BEGIN_SRC emacs-lisp\n(+ 1 2)\n#+END_SRC\n\n#+RESULTS:\n: 3"
1070     (org-test-with-temp-text
1071         "#+BEGIN_SRC emacs-lisp\n(+ 1 2)\n#+END_SRC\n\nParagraph"
1072       (narrow-to-region (point) (save-excursion (forward-line 3) (point)))
1073       (org-babel-execute-src-block)
1074       (org-trim (buffer-string)))))
1075   (should
1076    (equal
1077     "#+NAME: test\n#+BEGIN_SRC emacs-lisp\n(+ 1 2)\n#+END_SRC\n\n#+RESULTS: test\n: 3"
1078     (org-test-with-temp-text
1079         "#+NAME: test\n#+BEGIN_SRC emacs-lisp\n(+ 1 2)\n#+END_SRC\n\nParagraph"
1080       (narrow-to-region (point) (save-excursion (forward-line 4) (point)))
1081       (org-babel-execute-src-block)
1082       (org-trim (buffer-string)))))
1083   ;; Results in visible part of buffer, should be updated here.
1084   (should
1085    (equal
1086     "#+NAME: test
1087 #+BEGIN_SRC emacs-lisp
1088 \(+ 1 2)
1089 #+END_SRC
1090
1091 #+RESULTS: test
1092 : 3"
1093     (org-test-with-temp-text
1094         "#+NAME: test
1095 #+BEGIN_SRC emacs-lisp
1096 \(+ 1 2)
1097 #+END_SRC
1098
1099 #+RESULTS: test
1100 : 4
1101
1102 Paragraph"
1103       (narrow-to-region (point) (save-excursion (forward-line 7) (point)))
1104       (org-babel-execute-src-block)
1105       (org-trim (buffer-string)))))
1106   ;; Results in invisible part of buffer, should be updated there.
1107   (org-test-with-temp-text
1108       "#+NAME: test
1109 #+BEGIN_SRC emacs-lisp
1110 \(+ 1 2)
1111 #+END_SRC
1112
1113 #+RESULTS: test
1114 : 4
1115
1116 Paragraph"
1117     (narrow-to-region (point) (save-excursion (forward-line 4) (point)))
1118     (org-babel-execute-src-block)
1119     (should-not (re-search-forward "^#\\+RESULTS:" nil t))
1120     (widen)
1121     (should (should (re-search-forward "^: 3" nil t)))))
1122
1123 (ert-deftest test-ob/specific-colnames ()
1124   "Test passing specific column names."
1125   (should
1126    (equal "#+name: input-table
1127 | id | var1 |
1128 |----+------|
1129 |  1 | bar  |
1130 |  2 | baz  |
1131
1132 #+begin_src sh :var data=input-table :exports results :colnames '(Rev Author)
1133 echo \"$data\"
1134 #+end_src
1135
1136 #+RESULTS:
1137 | Rev | Author |
1138 |-----+--------|
1139 |   1 | bar    |
1140 |   2 | baz    |
1141
1142 "
1143           (org-test-with-temp-text
1144               "#+name: input-table
1145 | id | var1 |
1146 |----+------|
1147 |  1 | bar  |
1148 |  2 | baz  |
1149
1150 #+begin_src sh :var data=input-table :exports results :colnames '(Rev Author)
1151 echo \"$data\"
1152 #+end_src
1153 "
1154             ;; we should find a code block
1155             (should (re-search-forward org-babel-src-block-regexp nil t))
1156             (goto-char (match-beginning 0))
1157             ;; now that we've located the code block, it may be evaluated
1158             (org-babel-execute-src-block)
1159             (buffer-string)))))
1160
1161 (ert-deftest test-ob/location-of-header-arg-eval ()
1162   "Test location of header argument evaluation."
1163   (org-test-with-temp-text "
1164 #+name: top-block
1165 #+begin_src emacs-lisp :var pt=(point)
1166   pt
1167 #+end_src
1168
1169 #+name: bottom-block
1170 #+begin_src emacs-lisp :var pt=top-block()
1171   pt
1172 #+end_src
1173 "
1174     ;; the value of the second block should be greater than the first
1175     (should
1176      (< (progn (re-search-forward org-babel-src-block-regexp nil t)
1177                (goto-char (match-beginning 0))
1178                (prog1 (save-match-data (org-babel-execute-src-block))
1179                  (goto-char (match-end 0))))
1180         (progn (re-search-forward org-babel-src-block-regexp nil t)
1181                (goto-char (match-beginning 0))
1182                (org-babel-execute-src-block))))))
1183
1184 (ert-deftest test-ob/preserve-results-indentation ()
1185   "Preserve indentation when executing a src block."
1186   (should
1187    (equal '(2 2)
1188           (org-test-with-temp-text
1189               "  #+begin_src emacs-lisp\n  (+ 1 1)\n  #+end_src"
1190             (org-babel-execute-src-block)
1191             (buffer-string)
1192             (let ((case-fold-search t)) (search-forward "#+results:"))
1193             ;; Check if both #+RESULTS: keyword and actual results are
1194             ;; indented by 2 columns.
1195             (list (org-get-indentation)
1196                   (progn (forward-line) (org-get-indentation)))))))
1197
1198 (ert-deftest test-ob/safe-header-args ()
1199   "Detect safe and unsafe header args."
1200   (let ((safe-args '((:cache . "foo")
1201                      (:results . "output")
1202                      (:eval . "never")
1203                      (:eval . "query")))
1204         (unsafe-args '((:eval . "yes")
1205                        (:results . "output file")
1206                        (:foo . "bar")))
1207         (malformed-args '((bar . "foo")
1208                           ("foo" . "bar")
1209                           :foo))
1210         (safe-p (org-babel-header-args-safe-fn org-babel-safe-header-args)))
1211     (dolist (arg safe-args)
1212       (should (org-babel-one-header-arg-safe-p arg org-babel-safe-header-args)))
1213     (dolist (arg unsafe-args)
1214       (should (not (org-babel-one-header-arg-safe-p arg org-babel-safe-header-args))))
1215     (dolist (arg malformed-args)
1216       (should (not (org-babel-one-header-arg-safe-p arg org-babel-safe-header-args))))
1217     (should (not (funcall safe-p (append safe-args unsafe-args))))))
1218
1219 (ert-deftest test-ob/noweb-expansions-in-cache ()
1220   "Ensure that noweb expansions are expanded before caching."
1221   (let ((noweb-expansions-in-cache-var 0))
1222     (org-test-with-temp-text "
1223 #+name: foo
1224 #+begin_src emacs-lisp
1225   \"I said\"
1226 #+end_src
1227
1228 #+name: bar
1229 #+begin_src emacs-lisp :noweb yes :cache yes
1230   (setq noweb-expansions-in-cache-var
1231         (+ 1 noweb-expansions-in-cache-var))
1232   (concat <<foo>> \" check noweb expansions\")
1233 #+end_src
1234 "
1235       ;; run the second block to create the cache
1236       (goto-char (point-min))
1237       (re-search-forward (regexp-quote "#+name: bar"))
1238       (should (string= "I said check noweb expansions"
1239                        (org-babel-execute-src-block)))
1240       (should (= noweb-expansions-in-cache-var 1))
1241       ;; change the value of the first block
1242       (goto-char (point-min))
1243       (re-search-forward (regexp-quote "said"))
1244       (goto-char (match-beginning 0))
1245       (insert "haven't ")
1246       (re-search-forward (regexp-quote "#+name: bar"))
1247       (should (string= "I haven't said check noweb expansions"
1248                        (org-babel-execute-src-block)))
1249       (should (= noweb-expansions-in-cache-var 2)))))
1250
1251 (ert-deftest test-org-babel/file-ext-and-output-dir ()
1252   (org-test-at-id "93573e1d-6486-442e-b6d0-3fedbdc37c9b"
1253     (org-babel-next-src-block)
1254     (should (equal  "file-ext-basic.txt"
1255                    (cdr (assq :file (nth 2 (org-babel-get-src-block-info t))))))
1256     (org-babel-next-src-block)
1257     (should (equal "foo/file-ext-dir-relative.txt"
1258                    (cdr (assq :file (nth 2 (org-babel-get-src-block-info t))))))
1259     (org-babel-next-src-block)
1260     (should (equal  "foo/file-ext-dir-relative-slash.txt"
1261                    (cdr (assq :file (nth 2 (org-babel-get-src-block-info t))))))
1262     (org-babel-next-src-block)
1263     (should (equal  "/tmp/file-ext-dir-absolute.txt"
1264                    (cdr (assq :file (nth 2 (org-babel-get-src-block-info t))))))
1265     (org-babel-next-src-block)
1266     (should (equal  "foo.bar"
1267                    (cdr (assq :file (nth 2 (org-babel-get-src-block-info t))))))
1268     (org-babel-next-src-block)
1269     (should (equal "xxx/foo.bar"
1270                    (cdr (assq :file (nth 2 (org-babel-get-src-block-info t))))))
1271     ))
1272
1273 (provide 'test-ob)
1274
1275 ;;; test-ob ends here