Fix a resource pool bug with idle seconds

Actually perform the choice operation.

knots/resource-pool.scm

@@ -391,7 +391,7 @@
         (('list-resources reply)
          (spawn-fiber
           (lambda ()
-            (put-message reply (list-copy resources))))
+            (put-message reply (vector->list resources))))
 
          (loop available
                waiters))
@@ -967,7 +967,9 @@
         (('list-resources reply)
          (spawn-fiber
           (lambda ()
-            (put-message reply (list-copy resources))))
+            (put-message reply (hash-map->list
+                                (lambda (_ value) value)
+                                resources))))
 
          (loop next-resource-id
                available
@@ -1115,13 +1117,14 @@
         (lambda ()
           (let loop ()
             (put-message channel '(check-for-idle-resources))
-            (when (choice-operation
+            (when (perform-operation
+                   (choice-operation
                     (wrap-operation
                      (sleep-operation idle-seconds)
                      (const #t))
                     (wrap-operation
                      (wait-operation destroy-condition)
-                    (const #f)))
+                     (const #f))))
               (loop))))))
 
      (with-exception-handler

tests/resource-pool.scm

@@ -252,4 +252,34 @@
 
      (destroy-resource-pool resource-pool))))
 
+;; Test allocating resources to waiters and destroying resources
+(run-fibers-for-tests
+ (lambda ()
+   (let ((resource-pool (make-resource-pool
+                         (lambda ()
+                           (sleep 1)
+                           'res)
+                         2
+                         #:idle-seconds 1
+                         #:add-resources-parallelism 10
+                         #:destructor
+                         (const #t))))
+     (fibers-for-each
+      (lambda _
+        (with-resource-from-pool resource-pool
+            res
+          res))
+      (iota 20))
+
+     (sleep 2)
+
+     (fibers-for-each
+      (lambda _
+        (with-resource-from-pool resource-pool
+            res
+          res))
+      (iota 20))
+
+     (destroy-resource-pool resource-pool))))
+
 (display "resource-pool test finished successfully\n")