X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=tests%2Floop.pure.lisp;h=45d190aae841945633bc797834ebd7d9102305f7;hb=e1905b479292158bd2bacdebb81e27b4da041097;hp=278fa4c5c60bf2440bd8786211462b6f3e7ee964;hpb=cb4f56b0581f77e20a7d8cb593891c7bd919c3e9;p=sbcl.git

diff --git a/tests/loop.pure.lisp b/tests/loop.pure.lisp
index 278fa4c..45d190a 100644
--- a/tests/loop.pure.lisp
+++ b/tests/loop.pure.lisp
@@ -6,7 +6,7 @@
 ;;;; While most of SBCL is derived from the CMU CL system, the test
 ;;;; files (like this one) were written from scratch after the fork
 ;;;; from CMU CL.
-;;;; 
+;;;;
 ;;;; This software is in the public domain and is provided with
 ;;;; absolutely no warranty. See the COPYING and CREDITS files for
 ;;;; more information.
@@ -16,31 +16,32 @@
 ;;; The bug reported by Alexei Dejneka on sbcl-devel 2001-09-03
 ;;; is fixed now.
 (assert (equal (let ((hash (make-hash-table)))
-		 (setf (gethash 'key1 hash) 'val1)
-		 (setf (gethash 'key2 hash) 'val2)
-		 (sort (loop for key being each hash-key in hash
-			     collect key)
-		       #'string<))
-	       '(key1 key2)))
+                 (setf (gethash 'key1 hash) 'val1)
+                 (setf (gethash 'key2 hash) 'val2)
+                 (sort (loop for key being each hash-key in hash
+                             collect key)
+                       #'string<))
+               '(key1 key2)))
 
 ;;; Bug 81, reported by Wolfhard Buss on cmucl-help 2001-02-14, was
 ;;; fixed by Alexey Dejneka's patch on sbcl-devel 2001-09-30.
 (assert (equal '(0.0 1.0 2.0 3.0)
-	       (loop with (a . b) of-type float = '(0.0 . 1.0)
-		     and (c . d) of-type float = '(2.0 . 3.0)
-		     return (list a b c d))))
+               (loop with (a . b) of-type float = '(0.0 . 1.0)
+                     and (c . d) of-type float = '(2.0 . 3.0)
+                     return (list a b c d))))
 
 ;;; a bug reported and fixed by Alexey Dejneka sbcl-devel 2001-10-05:
 ;;; The type declarations should apply, hence under Python's
 ;;; declarations-are-assertions rule, the code should signal a type
-;;; error.
+;;; error. (Except when running interpreted code)
+#+#.(cl:if (cl:eq sb-ext:*evaluator-mode* :compile) '(and) '(or))
 (assert (typep (nth-value 1
-			  (ignore-errors
-			    (funcall (lambda ()
-				       (loop with (a . b)
-					     of-type float = '(5 . 5)
-					     return (list a b))))))
-	       'type-error))
+                          (ignore-errors
+                            (funcall (lambda ()
+                                       (loop with (a . b)
+                                             of-type float = '(5 . 5)
+                                             return (list a b))))))
+               'type-error))
 
 ;;; bug 103, reported by Arthur Lemmens sbcl-devel 2001-05-05,
 ;;; fixed by Alexey Dejneka patch sbcl-devel 2001-10-05:
@@ -48,10 +49,10 @@
 ;;; must be compound forms.
 (multiple-value-bind (function warnings-p failure-p)
     (compile nil
-	     '(lambda ()
-		(loop while t do
-		      *print-level*
-		      (print t))))
+             '(lambda ()
+                (loop while t do
+                      *print-level*
+                      (print t))))
   (declare (ignore function warnings-p))
   (assert failure-p))
 
@@ -59,11 +60,11 @@
 ;;; duplicate bindings in LOOP must signal errors of type
 ;;; PROGRAM-ERROR.
 (assert (typep (nth-value 1
-			  (ignore-errors
-			    (funcall (lambda ()
-				       (loop for (a . a) in '((1 . 2) (3 . 4))
-					     return a)))))
-	       'program-error))
+                          (ignore-errors
+                            (funcall (lambda ()
+                                       (loop for (a . a) in '((1 . 2) (3 . 4))
+                                             return a)))))
+               'program-error))
 
 ;;; similar to gcl/ansi-test LOOP.1.27, and fixed at the same time:
 (assert (equal (loop for x downto 7 by 2 from 13 collect x) '(13 11 9 7)))
@@ -73,10 +74,10 @@
   (setf (gethash 'foo table) '(bar baz))
   (assert (= (loop for nil being the hash-keys of table count t) 1))
   (assert (equal (loop for nil being the hash-keys of table
-		               using (hash-value (v1 . v2))
-		       when v1
-		         return v2)
-		 '(baz))))
+                               using (hash-value (v1 . v2))
+                       when v1
+                         return v2)
+                 '(baz))))
 
 (assert (= (loop for nil being the external-symbols of :cl count t) 978))
 (assert (= (loop for x being the external-symbols of :cl count x) 977))
@@ -89,7 +90,7 @@
 (multiple-value-bind (result error)
     (ignore-errors
       (loop for nil being the external-symbols of :nonexistent-package
-	    count t))
+            count t))
   (assert (null result))
   (assert (typep error 'package-error)))
 
@@ -103,13 +104,13 @@
   (assert (typep error 'program-error)))
 
 (assert (equal
-	 (ignore-errors (loop for i from 1 repeat 6.5 collect i))
-	 (ignore-errors (loop for i from 1 repeat (eval '6.5) collect i))))
+         (ignore-errors (loop for i from 1 repeat 6.5 collect i))
+         (ignore-errors (loop for i from 1 repeat (eval '6.5) collect i))))
 
 (assert (eq (block nil
-	      (loop named foo do (loop-finish) finally (return :good))
-	      :bad)
-	    :good))
+              (loop named foo do (loop-finish) finally (return :good))
+              :bad)
+            :good))
 
 (assert (= (loop with (a nil) = '(1 2) return a) 1))
 (assert (= (loop with (nil a) = '(1 2) return a) 2))
@@ -122,26 +123,26 @@
   (assert (null result))
   (assert (typep error 'program-error)))
 (assert (equal
-	 (loop for i in '(1 2 3) collect i into foo always (< i 4)
-	       finally (return foo))
-	 '(1 2 3)))
+         (loop for i in '(1 2 3) collect i into foo always (< i 4)
+               finally (return foo))
+         '(1 2 3)))
 (assert (equal
-	 (loop for i in '(1 2 3) collect i into foo always (= i 4)
-	       finally (return foo))
-	 nil))
+         (loop for i in '(1 2 3) collect i into foo always (= i 4)
+               finally (return foo))
+         nil))
 (multiple-value-bind (result error)
     (ignore-errors
       (loop for i in '(1 2 3) always (< i 4) collect i))
   (assert (null result))
   (assert (typep error 'program-error)))
 (assert (equal
-	 (loop for i in '(1 2 3) always (< i 4) collect i into foo
-	       finally (return foo))
-	 '(1 2 3)))
+         (loop for i in '(1 2 3) always (< i 4) collect i into foo
+               finally (return foo))
+         '(1 2 3)))
 (assert (equal
-	 (loop for i in '(1 2 3) always (= i 4) collect i into foo
-	       finally (return foo))
-	 nil))
+         (loop for i in '(1 2 3) always (= i 4) collect i into foo
+               finally (return foo))
+         nil))
 (multiple-value-bind (result error)
     (ignore-errors
       (loop for i in '(1 2 3) thereis (= i 3) collect i))
@@ -158,16 +159,82 @@
     ;; ANSI seems specifically to disallow it
     (ignore-errors
       (loop with i = 1 with i = (1+ i)
-	    for x from 1 to 3
-	    collect (+ x i)))
+            for x from 1 to 3
+            collect (+ x i)))
   (assert (null result))
   (assert (typep error 'program-error)))
 
 (let ((it 'z))
   (assert (equal
-	   ;; this one just seems weird.  Nevertheless...
-	   (loop for i in '(a b c d)
-		 when i
-		   collect it
-		   and collect it)
-	   '(a z b z c z d z))))
+           ;; this one just seems weird.  Nevertheless...
+           (loop for i in '(a b c d)
+                 when i
+                   collect it
+                   and collect it)
+           '(a z b z c z d z))))
+
+(let ((ht (make-hash-table)))
+  (setf (gethash 1 ht) 3)
+  (setf (gethash 7 ht) 15)
+  (assert (= (loop for v fixnum being each hash-key in ht sum v) 8))
+  (assert (= (loop for v fixnum being each hash-value in ht sum v) 18))
+  #+#.(cl:if (cl:eq sb-ext:*evaluator-mode* :compile) '(and) '(or))
+  (assert (raises-error? (loop for v float being each hash-value in ht sum v)
+                         type-error)))
+
+;; arithmetic indexes can be NIL or symbols.
+(assert (equal (loop for nil from 0 to 2 collect nil)
+               '(nil nil nil)))
+(assert (equal (loop for nil to 2 collect nil)
+               '(nil nil nil)))
+
+;; although allowed by the loop syntax definition in 6.2/LOOP,
+;; 6.1.2.1.1 says: "The variable var is bound to the value of form1 in
+;; the first iteration[...]"; since we can't bind (i j) to anything,
+;; we give a program error.
+(multiple-value-bind (function warnings-p failure-p)
+    (compile nil
+             `(lambda ()
+                (loop for (i j) from 4 to 6 collect nil)))
+  (assert failure-p))
+
+;; ...and another for indexes without FROM forms (these are treated
+;; differently by the loop code right now
+(multiple-value-bind (function warnings-p failure-p)
+    (compile nil
+             `(lambda ()
+                (loop for (i j) to 6 collect nil)))
+  (assert failure-p))
+
+(assert
+ (equal
+  (let ((x 2d0))
+    (loop for d of-type double-float from 0d0 to 10d0 by x collect d))
+  '(0d0 2d0 4d0 6d0 8d0 10d0)))
+(assert
+ (equal
+  (let ((x 2d0))
+    (loop for d of-type double-float downfrom 10d0 to 0d0 by x collect d))
+  '(10d0 8d0 6d0 4d0 2d0 0d0)))
+
+(let ((fn (handler-case
+              (compile nil '(lambda ()
+                             (declare (special x y))
+                             (loop thereis (pop x) thereis (pop y))))
+            (warning (c) (error "Warned: ~S" c)))))
+  (let ((x (list nil nil 1))
+        (y (list nil 2 nil)))
+    (declare (special x y))
+    (assert (= (funcall fn) 2))))
+
+;;; Incorrect LIST type declaration, reported and patched by Teemu
+;;; Kalvas: end testing is done "as if by atom" so this is supposed
+;;; to work.
+(assert (equal '(1 2) (loop for (a . b) on '(1 2 . 3)  collect a)))
+
+;;; Detection of duplicate bindings, reported by Bruno Haible for CMUCL.
+(multiple-value-bind (_ condition)
+    (ignore-errors
+      (macroexpand '(LOOP WITH A = 0 FOR A DOWNFROM 10 TO 0 DO (PRINT A))))
+  (declare (ignore _))
+  (assert (typep condition 'program-error)))