X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=tests%2Floop.pure.lisp;h=95933d4d5ac8cd99b7294d4a0a3b6fc5cc0d7f34;hb=8922e16df316133288d46695ff2d7596c397a6a0;hp=307129b5103e106ee0fddcd1eb9aa46856d1655b;hpb=89925c1f87e50d52862bf26bfa07962925ddb403;p=sbcl.git

diff --git a/tests/loop.pure.lisp b/tests/loop.pure.lisp
index 307129b..95933d4 100644
--- a/tests/loop.pure.lisp
+++ b/tests/loop.pure.lisp
@@ -110,3 +110,72 @@
 	      (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))
+(assert (= (loop with (a . nil) = '(1 2) return a) 1))
+(assert (equal (loop with (nil . a) = '(1 2) return a) '(2)))
+
+(multiple-value-bind (result error)
+    (ignore-errors
+      (loop for i in '(1 2 3) collect i always (< i 4)))
+  (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)))
+(assert (equal
+	 (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)))
+(assert (equal
+	 (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))
+  (assert (null result))
+  (assert (typep error 'program-error)))
+
+(multiple-value-bind (result error)
+    (ignore-errors
+      (loop with i = 1 for x from 1 to 3 collect x into i))
+  (assert (null result))
+  (assert (typep error 'program-error)))
+(multiple-value-bind (result error)
+    ;; this one has a plausible interpretation in terms of LET*, but
+    ;; 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)))
+  (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))))
+
+(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))
+  (assert (raises-error? (loop for v float being each hash-value in ht sum v)
+                         type-error)))