diff options
Diffstat (limited to 'test/lisp/emacs-lisp/subr-x-tests.el')
| -rw-r--r-- | test/lisp/emacs-lisp/subr-x-tests.el | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/test/lisp/emacs-lisp/subr-x-tests.el b/test/lisp/emacs-lisp/subr-x-tests.el index f7f0ef384f6..81467bab2d4 100644 --- a/test/lisp/emacs-lisp/subr-x-tests.el +++ b/test/lisp/emacs-lisp/subr-x-tests.el @@ -532,6 +532,53 @@ (format "abs sum is: %s")) "abs sum is: 15"))) + +;; Substring tests + +(ert-deftest subr-x-test-string-trim-left () + "Test `string-trim-left' behavior." + (should (equal (string-trim-left "") "")) + (should (equal (string-trim-left " \t\n\r") "")) + (should (equal (string-trim-left " \t\n\ra") "a")) + (should (equal (string-trim-left "a \t\n\r") "a \t\n\r")) + (should (equal (string-trim-left "" "") "")) + (should (equal (string-trim-left "a" "") "a")) + (should (equal (string-trim-left "aa" "a*") "")) + (should (equal (string-trim-left "ba" "a*") "ba")) + (should (equal (string-trim-left "aa" "a*?") "aa")) + (should (equal (string-trim-left "aa" "a+?") "a"))) + +(ert-deftest subr-x-test-string-trim-right () + "Test `string-trim-right' behavior." + (should (equal (string-trim-right "") "")) + (should (equal (string-trim-right " \t\n\r") "")) + (should (equal (string-trim-right " \t\n\ra") " \t\n\ra")) + (should (equal (string-trim-right "a \t\n\r") "a")) + (should (equal (string-trim-right "" "") "")) + (should (equal (string-trim-right "a" "") "a")) + (should (equal (string-trim-right "aa" "a*") "")) + (should (equal (string-trim-right "ab" "a*") "ab")) + (should (equal (string-trim-right "aa" "a*?") ""))) + +(ert-deftest subr-x-test-string-remove-prefix () + "Test `string-remove-prefix' behavior." + (should (equal (string-remove-prefix "" "") "")) + (should (equal (string-remove-prefix "" "a") "a")) + (should (equal (string-remove-prefix "a" "") "")) + (should (equal (string-remove-prefix "a" "b") "b")) + (should (equal (string-remove-prefix "a" "a") "")) + (should (equal (string-remove-prefix "a" "aa") "a")) + (should (equal (string-remove-prefix "a" "ab") "b"))) + +(ert-deftest subr-x-test-string-remove-suffix () + "Test `string-remove-suffix' behavior." + (should (equal (string-remove-suffix "" "") "")) + (should (equal (string-remove-suffix "" "a") "a")) + (should (equal (string-remove-suffix "a" "") "")) + (should (equal (string-remove-suffix "a" "b") "b")) + (should (equal (string-remove-suffix "a" "a") "")) + (should (equal (string-remove-suffix "a" "aa") "a")) + (should (equal (string-remove-suffix "a" "ba") "b"))) (provide 'subr-x-tests) ;;; subr-x-tests.el ends here |