[test] Add tests for car and cdr variants

[jscl.git] / tests / list.lisp

diff --git a/tests/list.lisp b/tests/list.lisp
index 4be2453..17c3863 100644 (file)
--- a/tests/list.lisp
+++ b/tests/list.lisp
@@ -1,7 +1,74 @@
 ;; Tests for list functions
 
-;; TODO: EQUAL doesn't compare lists correctly at the moment.
-;; Once it does the lists can be compared directly in many of these tests
+;; CONS
+(test (equal (cons 1 2) '(1 . 2)))
+(test (equal (cons 1 nil) '(1)))
+(test (equal (cons nil 2) '(NIL . 2)))
+(test (equal (cons nil nil) '(NIL)))
+(test (equal (cons 1 (cons 2 (cons 3 (cons 4 nil)))) '(1 2 3 4)))
+(test (equal (cons 'a 'b) '(A . B)))
+(test (equal (cons 'a (cons 'b (cons 'c '()))) '(A B C)))
+(test (equal (cons 'a '(b c d)) '(A B C D)))
+
+;; CONSP
+(test (not (consp 'nil)))
+(test (not (consp nil)))
+(test (not (consp ())))
+(test (not (consp '())))
+(test (consp (cons 1 2)))
+
+;; ATOM
+(test (atom 'sss))
+(test (not (atom (cons 1 2))))
+(test (atom nil))
+(test (atom '()))
+(test (atom 3))
+
+;; RPLACA
+(let ((some-list (list* 'one 'two 'three 'four)))
+  (test (equal (rplaca some-list 'uno) '(UNO TWO THREE . FOUR)))
+  (test (equal some-list '(UNO TWO THREE . FOUR))))
+
+;; RPLACD
+(let ((some-list (list* 'one 'two 'three 'four)))
+  (test (equal (rplacd (last some-list) (list 'IV)) '(THREE IV)))
+  (test (equal some-list '(ONE TWO THREE IV))))
+
+;; CAR, CDR and variants
+(test (equal (car nil) nil))
+(test (equal (cdr '(1 . 2)) 2))
+(test (equal (cdr '(1 2)) '(2)))
+(test (equal (cadr '(1 2)) 2))
+(test (equal (car '(a b c)) 'a))
+(test (equal (cdr '(a b c)) '(b c)))
+(test (equal (caar '((1 2) 3)) 1))
+(test (equal (cadr '(1 2 3)) 2))
+(test (equal (cdar '((1 2) 3)) '(2)))
+(test (equal (cddr '(1 2 3)) '(3)))
+(test (equal (caaar '(((1)))) 1))
+(test (equal (caadr '(1 (2))) 2))
+(test (equal (cadar '((1 2))) 2))
+(test (equal (caddr '(1 2 3)) 3))
+(test (equal (cdaar '(((1 2)))) '(2)))
+(test (equal (cdadr '(1 (2 3))) '(3)))
+(test (equal (cddar '((1 2 3))) '(3)))
+(test (equal (cdddr '(1 2 3 4)) '(4)))
+(test (equal (caaaar '((((1))))) 1))
+(test (equal (caaadr '(1 ((2)))) 2))
+(test (equal (caadar '((1 (2)))) 2))
+(test (equal (caaddr '(1 2 (3))) 3))
+(test (equal (cadaar '(((1 2)))) 2))
+(test (equal (cadadr '(1 (2 3))) 3))
+(test (equal (caddar '((1 2 3))) 3))
+(test (equal (cadddr '(1 2 3 4)) 4))
+(test (equal (cdaaar '((((1 2))))) '(2)))
+(test (equal (cdaadr '(1 ((2 3)))) '(3)))
+(test (equal (cdadar '((1 (2 3)))) '(3)))
+(test (equal (cdaddr '(1 2 (3 4))) '(4)))
+(test (equal (cddaar '(((1 2 3)))) '(3)))
+(test (equal (cddadr '(1 (2 3 4))) '(4)))
+(test (equal (cdddar '((1 2 3 4))) '(4)))
+(test (equal (cddddr '(1 2 3 4 5)) '(5)))
 
 ; COPY-TREE
 (test (let* ((foo (list '(1 2) '(3 4)))
@@ -49,11 +116,49 @@
 (test (equal '((1 . 2) (a . b))
              (pairlis '(1) '(2) '((a . b)))))
 
+; COPY-ALIST
+(let* ((alist '((1 . 2) (3 . 4)))
+       (copy (copy-alist alist)))
+  (test (not (eql alist copy)))
+  (test (not (eql (car alist) (car copy))))
+  (test (equal alist copy)))
+
+; ASSOC and RASSOC
+(let ((alist '((1 . 2) (3 . 4))))
+  (test (equal (assoc  1 alist) '(1 . 2)))
+  (test (equal (rassoc 2 alist) '(1 . 2)))
+  (test (not   (assoc  2 alist)))
+  (test (not   (rassoc 1 alist))))
+
+; MEMBER
+(test (equal (member 2 '(1 2 3)) '(2 3)))
+(test (not   (member 4 '(1 2 3))))
+(test (equal (member 4 '((1 . 2) (3 . 4)) :key #'cdr) '((3 . 4))))
+(test (member '(2) '((1) (2) (3)) :test #'equal))
+
+; ADJOIN
+(test (equal (adjoin 1 '(2 3))   '(1 2 3)))
+(test (equal (adjoin 1 '(1 2 3)) '(1 2 3)))
+(test (equal (adjoin '(1) '((1) (2)) :test #'equal) '((1) (2))))
+
+; INTERSECTION
+(test (equal (intersection '(1 2) '(2 3)) '(2)))
+(test (not (intersection '(1 2 3) '(4 5 6))))
+(test (equal (intersection '((1) (2)) '((2) (3)) :test #'equal) '((2))))
+
 ; SUBST
-; Can't really test this until EQUAL works properly on lists
 
 ; POP
 (test (let* ((foo '(1 2 3))
              (bar (pop foo)))
         (and (= bar 1)
              (= (car foo) 2))))
+
+;; MAPCAR
+(test (equal (mapcar #'+ '(1 2) '(3) '(4 5 6)) '(8)))
+
+;; MAPC
+(test (equal (mapc #'+ '(1 2) '(3) '(4 5 6)) '(1 2)))
+(test (let (foo)
+        (mapc (lambda (x y z) (push (+ x y z) foo)) '(1 2) '(3) '(4 5 6))
+        (equal foo '(8))))