diff options
Diffstat (limited to 'test/lisp/emacs-lisp/seq-tests.el')
| -rw-r--r-- | test/lisp/emacs-lisp/seq-tests.el | 105 |
1 files changed, 94 insertions, 11 deletions
diff --git a/test/lisp/emacs-lisp/seq-tests.el b/test/lisp/emacs-lisp/seq-tests.el index 228c5c1991e..d95b35c45eb 100644 --- a/test/lisp/emacs-lisp/seq-tests.el +++ b/test/lisp/emacs-lisp/seq-tests.el @@ -137,6 +137,14 @@ Evaluate BODY for each created sequence. (with-test-sequences (seq '()) (should (equal (seq-remove #'test-sequences-evenp seq) '())))) +(ert-deftest test-seq-remove-at-position () + (with-test-sequences (seq '(1 2 3 4)) + (should (same-contents-p (seq-remove-at-position seq 2) '(1 2 4))) + (should (same-contents-p (seq-remove-at-position seq 0) '(2 3 4))) + (should (same-contents-p (seq-remove-at-position seq 3) '(1 2 3))) + (should (eq (type-of (seq-remove-at-position seq 2)) + (type-of seq))))) + (ert-deftest test-seq-count () (with-test-sequences (seq '(6 7 8 9 10)) (should (equal (seq-count #'test-sequences-evenp seq) 3)) @@ -173,16 +181,18 @@ Evaluate BODY for each created sequence. (should (seq-find #'null '(1 2 3) 'sentinel))) (ert-deftest test-seq-contains () - (with-test-sequences (seq '(3 4 5 6)) - (should (seq-contains seq 3)) - (should-not (seq-contains seq 7))) - (with-test-sequences (seq '()) - (should-not (seq-contains seq 3)) - (should-not (seq-contains seq nil)))) + (with-suppressed-warnings ((obsolete seq-contains)) + (with-test-sequences (seq '(3 4 5 6)) + (should (seq-contains seq 3)) + (should-not (seq-contains seq 7))) + (with-test-sequences (seq '()) + (should-not (seq-contains seq 3)) + (should-not (seq-contains seq nil))))) (ert-deftest test-seq-contains-should-return-the-elt () - (with-test-sequences (seq '(3 4 5 6)) - (should (= 5 (seq-contains seq 5))))) + (with-suppressed-warnings ((obsolete seq-contains)) + (with-test-sequences (seq '(3 4 5 6)) + (should (= 5 (seq-contains seq 5)))))) (ert-deftest test-seq-contains-p () (with-test-sequences (seq '(3 4 5 6)) @@ -255,6 +265,19 @@ Evaluate BODY for each created sequence. (with-test-sequences (seq '()) (should (equal (seq-uniq seq) '())))) +(defun seq-tests--list-subseq-ref (list start &optional end) + "Reference implementation of `seq-subseq' for lists." + (let ((len (length list))) + (when (< start 0) + (setq start (+ start len))) + (unless end + (setq end len)) + (when (< end 0) + (setq end (+ end len))) + (if (<= 0 start end len) + (take (- end start) (nthcdr start list)) + (error "bad args")))) + (ert-deftest test-seq-subseq () (with-test-sequences (seq '(2 3 4 5)) (should (equal (seq-subseq seq 0 4) seq)) @@ -273,7 +296,21 @@ Evaluate BODY for each created sequence. (should-error (seq-subseq [] -1)) (should-error (seq-subseq "" -1)) (should-not (seq-subseq '() 0)) - (should-error (seq-subseq '() 0 -1))) + (should-error (seq-subseq '() 0 -1)) + + (dolist (list '(() (a b c d))) + (ert-info ((prin1-to-string list) :prefix "list: ") + (let ((len (length list))) + (dolist (start (number-sequence (- -2 len) (+ 2 len))) + (ert-info ((prin1-to-string start) :prefix "start: ") + (dolist (end (cons nil (number-sequence (- -2 len) (+ 2 len)))) + (ert-info ((prin1-to-string end) :prefix "end: ") + (condition-case res + (seq-tests--list-subseq-ref list start end) + (error + (should-error (seq-subseq list start end))) + (:success + (should (equal (seq-subseq list start end) res)))))))))))) (ert-deftest test-seq-concatenate () (with-test-sequences (seq '(2 4 6)) @@ -404,7 +441,7 @@ Evaluate BODY for each created sequence. (let ((seq '(1 (2 (3 (4)))))) (seq-let (_ (_ (_ (a)))) seq (should (= a 4)))) - (let (seq) + (let ((seq nil)) (seq-let (a b c) seq (should (null a)) (should (null b)) @@ -428,7 +465,7 @@ Evaluate BODY for each created sequence. (seq '(1 (2 (3 (4)))))) (seq-setq (_ (_ (_ (a)))) seq) (should (= a 4))) - (let (seq a b c) + (let ((seq nil) a b c) (seq-setq (a b c) seq) (should (null a)) (should (null b)) @@ -453,6 +490,13 @@ Evaluate BODY for each created sequence. (should (= (seq-position seq 'a #'eq) 0)) (should (null (seq-position seq (make-symbol "a") #'eq))))) +(ert-deftest test-seq-positions () + (with-test-sequences (seq '(1 2 3 1 4)) + (should (equal '(0 3) (seq-positions seq 1))) + (should (seq-empty-p (seq-positions seq 9)))) + (with-test-sequences (seq '(11 5 7 12 9 15)) + (should (equal '(0 3 5) (seq-positions seq 10 #'>=))))) + (ert-deftest test-seq-sort-by () (let ((seq ["x" "xx" "xxx"])) (should (equal (seq-sort-by #'seq-length #'> seq) @@ -509,5 +553,44 @@ Evaluate BODY for each created sequence. (should (equal (seq-difference '(1 nil) '(2 nil)) '(1))))) +(ert-deftest test-seq-split () + (let ((seq [0 1 2 3 4 5 6 7 8 9 10])) + (should (equal seq (car (seq-split seq 20)))) + (should (equal seq (car (seq-split seq 11)))) + (should (equal (seq-split seq 10) + '([0 1 2 3 4 5 6 7 8 9] [10]))) + (should (equal (seq-split seq 5) + '([0 1 2 3 4] [5 6 7 8 9] [10]))) + (should (equal (seq-split seq 1) + '([0] [1] [2] [3] [4] [5] [6] [7] [8] [9] [10]))) + (should-error (seq-split seq 0)) + (should-error (seq-split seq -10))) + (let ((seq '(0 1 2 3 4 5 6 7 8 9))) + (should (equal (seq-split seq 5) + '((0 1 2 3 4) (5 6 7 8 9))))) + (let ((seq "0123456789")) + (should (equal (seq-split seq 2) + '("01" "23" "45" "67" "89"))) + (should (equal (seq-split seq 3) + '("012" "345" "678" "9"))))) + +(ert-deftest test-seq-uniq-list () + (let ((list '(1 2 3))) + (should (equal (seq-uniq (append list list)) '(1 2 3)))) + (let ((list '(1 2 3 2 1))) + (should (equal (seq-uniq list) '(1 2 3)))) + (let ((list (list (substring "1") + (substring "2") + (substring "3") + (substring "2") + (substring "1")))) + (should (equal (seq-uniq list) '("1" "2" "3"))) + (should (equal (seq-uniq list #'eq) '("1" "2" "3" "2" "1")))) + ;; Long lists have a different code path. + (let ((list (seq-map-indexed (lambda (_ i) i) + (make-list 10000 nil)))) + (should (= (length list) 10000)) + (should (= (length (seq-uniq (append list list))) 10000)))) + (provide 'seq-tests) ;;; seq-tests.el ends here |