diff --git a/src/rss_thread_watch/utils.clj b/src/rss_thread_watch/utils.clj
index 5d81d9b..0106301 100644
--- a/src/rss_thread_watch/utils.clj
+++ b/src/rss_thread_watch/utils.clj
@@ -47,10 +47,12 @@
        ~x
        result#)))
 
-(defmacro vectorize
-  "If arg is not a vector, put into vector, otherwise return it"
+(defn vectorize
+  "If v isn't a vector, put it into one, otherwise return"
   [v]
-  (if (vector? v) v [v]))
+  (if (vector? v)
+    v
+    [v]))
 
 ;; ===== Generic functions ====
 
diff --git a/test/rss_thread_watch/feed_generator_test.clj b/test/rss_thread_watch/feed_generator_test.clj
index 1cb2118..ab1cf3f 100644
--- a/test/rss_thread_watch/feed_generator_test.clj
+++ b/test/rss_thread_watch/feed_generator_test.clj
@@ -1,6 +1,7 @@
 (ns rss-thread-watch.feed-generator-test
   (:require [clojure.test :refer :all]
-            [rss-thread-watch.feed-generator :refer :all]))
+            [rss-thread-watch.feed-generator :refer :all]
+            [rss-thread-watch.filters :as f]))
 
 (def thread-list [{:title "Some thread title"
                    :chod 94.0
@@ -26,9 +27,17 @@
      (is (= (update-only-guid sin-thrd)
             (assoc sin-thrd :guid "696942042-20-94.00"))))))
 
+(def query-map1 {"Q" ["PONIes" "aRe" "CUTE"]
+                 "q" ["/general/" "foo bar"]
+                 "x" "Not really filter"
+                 "board" ["/p/" "/mlp/"]})
+
+(def query-map1-result {f/case-insensitive-filter ["/general/" "foo bar"]
+                        f/case-sensitive-filter ["PONIes" "aRe" "CUTE"]})
+
 (deftest filtering
-  (testing "Filter map making")
-  )
+  (testing "Filter map making"
+    (is (=  query-map1-result (make-filters query-map1 f/known-filters)))))