diff options
Diffstat (limited to 'test/lisp')
| -rw-r--r-- | test/lisp/custom-tests.el | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/test/lisp/custom-tests.el b/test/lisp/custom-tests.el index 766e4844988..e71b7913f06 100644 --- a/test/lisp/custom-tests.el +++ b/test/lisp/custom-tests.el @@ -151,4 +151,42 @@ (widget-apply field :value-to-internal origvalue) "bar")))))) +(defcustom custom--test-local-option 'initial + "Buffer-local user option for testing." + :group 'emacs + :type '(choice (const initial) (const changed)) + :local t) + +(defcustom custom--test-permanent-option 'initial + "Permanently local user option for testing." + :group 'emacs + :type '(choice (const initial) (const changed)) + :local 'permanent) + +(ert-deftest custom-test-local-option () + "Test :local user options." + ;; Initial default values. + (should (eq custom--test-local-option 'initial)) + (should (eq custom--test-permanent-option 'initial)) + (should (eq (default-value 'custom--test-local-option) 'initial)) + (should (eq (default-value 'custom--test-permanent-option) 'initial)) + (let ((obuf (current-buffer))) + (with-temp-buffer + ;; Changed buffer-local values. + (setq custom--test-local-option 'changed) + (setq custom--test-permanent-option 'changed) + (should (eq custom--test-local-option 'changed)) + (should (eq custom--test-permanent-option 'changed)) + (should (eq (default-value 'custom--test-local-option) 'initial)) + (should (eq (default-value 'custom--test-permanent-option) 'initial)) + (with-current-buffer obuf + (should (eq custom--test-local-option 'initial)) + (should (eq custom--test-permanent-option 'initial))) + ;; Permanent variable remains unchanged. + (kill-all-local-variables) + (should (eq custom--test-local-option 'initial)) + (should (eq custom--test-permanent-option 'changed)) + (should (eq (default-value 'custom--test-local-option) 'initial)) + (should (eq (default-value 'custom--test-permanent-option) 'initial))))) + ;;; custom-tests.el ends here |