diff options
Diffstat (limited to 'test/src/data-tests.el')
| -rw-r--r-- | test/src/data-tests.el | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/test/src/data-tests.el b/test/src/data-tests.el index 03d867f18a8..b1e5fa0767c 100644 --- a/test/src/data-tests.el +++ b/test/src/data-tests.el @@ -358,12 +358,35 @@ comparing the subr with a much slower lisp implementation." (should (equal (symbol-value var) 42)) (should (equal (default-value var) (symbol-value var))) (set var 123) + (should (not (local-variable-p var))) (should (equal (symbol-value var) 123)) (should (equal (default-value var) (symbol-value var)))) ;bug#44733 (should (equal (symbol-value var) def)) (should (equal (default-value var) (symbol-value var)))) (should (equal (default-value var) def)))))) +(ert-deftest data-tests--let-buffer-local-no-unwind-other-buffers () + "Test that a let-binding for a buffer-local unwinds only current-buffer." + (let ((blvar (make-symbol "blvar"))) + (set-default blvar 0) + (make-variable-buffer-local blvar) + (dolist (var (list blvar 'left-margin)) + (let* ((def (default-value var)) + (newdef (+ def 1)) + (otherbuf (generate-new-buffer "otherbuf"))) + (with-temp-buffer + (cl-progv (list var) (list newdef) + (with-current-buffer otherbuf + (set var 123) + (should (local-variable-p var)) + (should (equal (symbol-value var) 123)) + (should (equal (default-value var) newdef)))) + (with-current-buffer otherbuf + (should (local-variable-p var)) + (should (equal (symbol-value var) 123)) + (should (equal (default-value var) def))) + ))))) + (ert-deftest binding-test-makunbound () "Tests of makunbound, from the manual." (with-current-buffer binding-test-buffer-B |