* tests/build-emacs-utils.scm ("emacs-batch-script: raise &emacs-batch-error on failure"): More loosely match expected error string, which differs between Emacs 27 and Emacs 28.
* guix/build/emacs-utils.scm (emacs-header-parse): New procedure. * tests/build-emacs-utils.scm ("emacs-header-parse: fetch version", "emacs-header-parse: fetch keywords", "emacs-header-parse: fetch nonexistent author"): New tests. Signed-off-by: Ludovic Courtès <ludo@gnu.org>
* guix/build/emacs-utils.scm (emacs-batch-script): New procedure. * tests/build-emacs-utils.scm: New file. * Makefile.am (TESTS): Add `tests/build-emacs-utils.scm'. Signed-off-by: Ludovic Courtès <ludo@gnu.org>