X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=tests%2Falien.impure.lisp;h=6cd9807452aedb7eac60f88e30eb5d95f32a01b7;hb=0d1d9245c36717a85149dcd01a0ef9e2f0fc56aa;hp=14784ea52af279d3a81f0e08c8d20f265478bf7c;hpb=e29e584efdc110f14698801ad1004f9a34a3b448;p=sbcl.git

diff --git a/tests/alien.impure.lisp b/tests/alien.impure.lisp
index 14784ea..6cd9807 100644
--- a/tests/alien.impure.lisp
+++ b/tests/alien.impure.lisp
@@ -68,5 +68,52 @@
   (assert (= 1 (slot (slot s1 'x) 'y)))
   (assert (= 2 (slot (slot s2 'x) 'y))))
 
+;;; "Alien bug" on sbcl-devel 2004-10-11 by Thomas F. Burdick caused
+;;; by recursive struct definition.
+(let ((fname "alien-bug-2004-10-11.tmp.lisp"))
+  (unwind-protect 
+       (progn
+         (with-open-file (f fname :direction :output)
+           (mapc (lambda (form) (print form f))
+                 '((defpackage :alien-bug
+                     (:use :cl :sb-alien))
+                   (in-package :alien-bug)
+                   (define-alien-type objc-class
+                       (struct objc-class
+                        (protocols 
+                         (* (struct protocol-list
+                                    (list (array (* (struct objc-class))))))))))))
+           (load fname)
+           (load fname)
+           (load (compile-file fname))
+           (load (compile-file fname)))
+    (delete-file (compile-file-pathname fname))
+    (delete-file fname)))
+
+;;; enumerations with only one enum resulted in division-by-zero
+;;; reported on sbcl-help 2004-11-16 by John Morrison
+(define-alien-type enum.1 (enum nil (:val0 0)))
+
+(define-alien-type enum.2 (enum nil (zero 0) (one 1) (two 2) (three 3)
+                                    (four 4) (five 5) (six 6) (seven 7)
+                                    (eight 8) (nine 9)))
+(with-alien ((integer-array (array integer 3)))
+  (let ((enum-array (cast integer-array (array enum.2 3))))
+    (setf (deref enum-array 0) 'three
+          (deref enum-array 1) 'four)
+    (setf (deref integer-array 2) (+ (deref integer-array 0)
+                                     (deref integer-array 1)))
+    (assert (eql (deref enum-array 2) 'seven))))
+;; The code that is used for mapping from integers to symbols depends on the
+;; `density' of the set of used integers, so test with a sparse set as well.
+(define-alien-type enum.3 (enum nil (zero 0) (one 1) (k-one 1001) (k-two 1002)))
+(with-alien ((integer-array (array integer 3)))
+  (let ((enum-array (cast integer-array (array enum.3 3))))
+    (setf (deref enum-array 0) 'one
+          (deref enum-array 1) 'k-one)
+    (setf (deref integer-array 2) (+ (deref integer-array 0)
+                                     (deref integer-array 1)))
+    (assert (eql (deref enum-array 2) 'k-two))))
+
 ;;; success
 (quit :unix-status 104)