use vectors instead of lists in srfi-113 tests

1 files changed, 36 insertions, 23 deletions

diff --git a/tests/srfi-113-sets.scm b/tests/srfi-113-sets.scm
index 1965db6..6cbb1ae 100644
--- a/tests/srfi-113-sets.scm
+++ b/tests/srfi-113-sets.scm
@@ -22,19 +22,25 @@
              (bytevector-generator)))
 
 (define (remove-duplicates generator)
-  ;; Remove duplicates (according to the default comparator) from lists
+  ;; Remove duplicates (according to the default comparator) from vectors
   ;; made by `generator`.
-  (gmap (lambda (lst)
-          (let ((cmp (make-default-comparator)))
-            (let loop ((seen '())
-                       (lst lst))
-              (cond
-                ((null? lst) seen)
-                ((member (car lst)
-                         seen
-                         (cut =? cmp <> <>))
-                 (loop seen (cdr lst)))
-                (else (loop (cons (car lst) seen) (cdr lst)))))))
+  (gmap (lambda (vec)
+          (let* ((cmp (make-default-comparator))
+                 (table (make-hash-table (cut =? cmp <> <>) hash-by-identity))
+                 (n 0))
+            (vector-for-each
+             (lambda (value)
+               (when (hash-table-ref/default table value #f)
+                 (hash-table-set! table value #t)
+                 (set! n (+ n 1))))
+             vec)
+            (let ((new-vec (make-vector n))
+                  (n 0))
+              (hash-table-walk table
+                               (lambda (key _)
+                                 (vector-set! new-vec n key)
+                                 (set! n (+ n 1))))
+              new-vec)))
         generator))
 
 (define (%set . elements)
@@ -66,8 +72,9 @@
   (test-call "4" (lset= = '(0 1 2 3) (set->list (%set 0 1 2 3)))))
 
 (define (test-create-with-duplicates creator)
-  (lambda (lst)
-    (let* ((new-set (creator lst))
+  (lambda (vec)
+    (let* ((lst (vector->list vec))
+           (new-set (creator lst))
            (set-as-list (set->list new-set)))
       (test-assert "set?" (set? new-set))
       (if (null? lst)
@@ -80,12 +87,12 @@
 (test-group "multiple element set using `list->set` procedure"
   (test-property (test-create-with-duplicates
                   (cute list->set (make-default-comparator) <>))
-                 (list (list-generator-of (orderable-generator)))))
+                 (list (vector-generator-of (orderable-generator)))))
 
 (test-group "multiple element set using `set` procedure"
   (test-property (test-create-with-duplicates
                   (cute apply set (make-default-comparator) <...>))
-                 (list (list-generator-of (orderable-generator)))))
+                 (list (vector-generator-of (orderable-generator)))))
 
 (test-group "multiple element set using `set-unfold` procedure"
   (test-property (test-create-with-duplicates
@@ -95,11 +102,12 @@
                         car
                         cdr
                         <>))
-                 (list (list-generator-of (orderable-generator)))))
+                 (list (vector-generator-of (orderable-generator)))))
 
 (define (test-create-without-duplicates creator)
-  (lambda (lst)
-    (let* ((new-set (creator lst))
+  (lambda (vec)
+    (let* ((lst (vector->list vec))
+           (new-set (creator lst))
            (set-as-list (set->list new-set)))
       (test-assert "set?" (set? new-set))
       (test-assert "empty?" (if (null? lst)
@@ -112,14 +120,14 @@
   (test-property (test-create-without-duplicates
                   (cute list->set (make-default-comparator) <>))
                  (list (remove-duplicates
-                        (list-generator-of
+                        (vector-generator-of
                          (orderable-generator))))))
 
 (test-group "multiple element set using `set` procedure, unique elements"
   (test-property (test-create-without-duplicates
                   (cute apply set (make-default-comparator) <...>))
                  (list (remove-duplicates
-                        (list-generator-of
+                        (vector-generator-of
                          (orderable-generator))))))
 
 (test-group "multiple element set using `set-unfold` procedure, unique elements"
@@ -131,5 +139,10 @@
                         cdr
                         <>))
                  (list (remove-duplicates
-                        (list-generator-of
-                         (orderable-generator))))))
\ No newline at end of file
+                        (vector-generator-of
+                         (orderable-generator))))))
+
+;;; ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;;; Set-contains
+;;; ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+