* Add tests of Elisp expression evaluation.

1 files changed, 73 insertions, 0 deletions

diff --git a/test-suite/tests/elisp.test b/test-suite/tests/elisp.test
index a7a4c4a51..ab0039332 100644
--- a/test-suite/tests/elisp.test
+++ b/test-suite/tests/elisp.test
@@ -279,4 +279,77 @@
 
       ))
 
+(if (defined? '%nil)
+    (use-modules (lang elisp interface)))
+
+(if (defined? '%nil)
+
+    (with-test-prefix "elisp"
+
+      (define (elisp-pass-if expr expected)
+	(pass-if (with-output-to-string
+		  (lambda ()
+		    (write expr)))
+		 (let ((calc (with-output-to-string
+			      (lambda ()
+				(write (eval-elisp expr))))))
+		   (string=? calc expected))))
+      
+      (elisp-pass-if '(and #f) "#f")
+      (elisp-pass-if '(and #t) "#t")
+      (elisp-pass-if '(and nil) "#nil")
+      (elisp-pass-if '(and t) "#t")
+      (elisp-pass-if '(and) "#t")
+      (elisp-pass-if '(cond (nil t) (t 3)) "3")
+      (elisp-pass-if '(cond (nil t) (t)) "#t")
+      (elisp-pass-if '(cond (nil)) "#nil")
+      (elisp-pass-if '(cond) "#nil")
+      (elisp-pass-if '(if #f 'a 'b) "b")
+      (elisp-pass-if '(if #t 'a 'b) "a")
+      (elisp-pass-if '(if '() 'a 'b) "b")
+      (elisp-pass-if '(if nil 'a 'b) "b")
+      (elisp-pass-if '(if nil 1 2 3 4) "4")
+      (elisp-pass-if '(if nil 1 2) "2")
+      (elisp-pass-if '(if nil 1) "#nil")
+      (elisp-pass-if '(if t 1 2) "1")
+      (elisp-pass-if '(if t 1) "1")
+      (elisp-pass-if '(let (a) a) "#nil")
+      (elisp-pass-if '(let* (a) a) "#nil")
+      (elisp-pass-if '(let* ((a 1) (b (* a 2))) b) "2")
+      (elisp-pass-if '(memq '() '(())) "(())")
+      (elisp-pass-if '(memq '() '(nil)) "(#nil)")
+      (elisp-pass-if '(memq '() '(t)) "#nil")
+      (elisp-pass-if '(memq nil '(())) "(())")
+      (elisp-pass-if '(memq nil '(nil)) "(#nil)")
+      (elisp-pass-if '(memq nil (list nil)) "(#nil)")
+      (elisp-pass-if '(null '#f) "#t")
+      (elisp-pass-if '(null '()) "#t")
+      (elisp-pass-if '(null 'nil) "#t")
+      (elisp-pass-if '(null nil) "#t")
+      (elisp-pass-if '(or 1 2 3) "1")
+      (elisp-pass-if '(or nil t nil) "#t")
+      (elisp-pass-if '(or nil) "#nil")
+      (elisp-pass-if '(or t nil t) "#t")
+      (elisp-pass-if '(or t) "#t")
+      (elisp-pass-if '(or) "#nil")
+      (elisp-pass-if '(prog1 1 2 3) "1")
+      (elisp-pass-if '(prog2 1 2 3) "2")
+      (elisp-pass-if '(progn 1 2 3) "3")
+      (elisp-pass-if '(while nil 1) "#nil")
+      
+      (elisp-pass-if '(defun testf (x y &optional o &rest r) (list x y o r)) "testf")
+      (elisp-pass-if '(testf 1 2) "(1 2 #nil #nil)")
+      (elisp-pass-if '(testf 1 2 3 4 5 56) "(1 2 3 (4 5 56))")
+      ;; NB `lambda' in Emacs is self-quoting, but that's only after
+      ;; loading the macro definition of lambda in subr.el.
+      (elisp-pass-if '(function (lambda (x y &optional o &rest r) (list x y o r))) "(lambda (x y &optional o &rest r) (list x y o r))")
+      (elisp-pass-if '(funcall (lambda (x y &optional o &rest r) (list x y o r)) 1 2 3 4) "(1 2 3 (4))")
+      (elisp-pass-if '(apply (lambda (x y &optional o &rest r) (list x y o r)) 1 2 3 nil) "(1 2 3 #nil)")
+
+      (elisp-pass-if '(setq x 3) "3")
+      (elisp-pass-if '(defvar x 4) "x")
+      (elisp-pass-if 'x "3")
+
+      ))
+
 ;;; elisp.test ends here