test now is fine

project.clj

@@ -1,19 +1,30 @@
 (defproject dda/cryogen-core "0.2.0-SNAPSHOT"
-            :description "Cryogen's compiler"
-            :url "https://github.com/cryogen-project/cryogen-core"
-            :license {:name "Eclipse Public License"
-                      :url  "http://www.eclipse.org/legal/epl-v10.html"}
-            :dependencies [[org.clojure/clojure "1.10.0"]
-                           [camel-snake-kebab "0.4.1"]
-                           [cheshire "5.9.0"]
-                           [clj-rss "0.2.5"]
-                           [clj-text-decoration "0.0.3"]
-                           [enlive "1.1.6"]
-                           [hawk "0.2.11"]
-                           [hiccup "1.0.5"]
-                           [io.aviso/pretty "0.1.37"]
-                           [me.raynes/fs "1.4.6"]
-                           [pandect "0.6.1"]
-                           [selmer "1.12.17"]]
-            :deploy-repositories [["snapshots" :clojars]
-                                  ["releases" :clojars]])
+  :description "Cryogen's compiler"
+  :url "https://github.com/cryogen-project/cryogen-core"
+  :license {:name "Eclipse Public License"
+            :url  "http://www.eclipse.org/legal/epl-v10.html"}
+  :dependencies [[org.clojure/clojure "1.10.0"]
+                 [camel-snake-kebab "0.4.1"]
+                 [cheshire "5.9.0"]
+                 [clj-rss "0.2.5"]
+                 [clj-text-decoration "0.0.3"]
+                 [enlive "1.1.6"]
+                 [hawk "0.2.11"]
+                 [hiccup "1.0.5"]
+                 [io.aviso/pretty "0.1.37"]
+                 [me.raynes/fs "1.4.6"]
+                 [pandect "0.6.1"]
+                 [selmer "1.12.17"]]
+  :deploy-repositories [["snapshots" :clojars]
+                        ["releases" :clojars]]
+  :source-paths ["src"]
+  :resource-paths ["resources"]
+  :profiles {:dev {:source-paths ["test"]
+                   :resource-paths ["test-resources"]
+                   :dependencies []
+                   :leiningen/reply
+                   {:dependencies [[org.slf4j/jcl-over-slf4j "1.8.0-beta0"]]
+                    :exclusions [commons-logging]}}
+             :test {:source-paths ["test"]
+                    :resource-paths ["test-resources"]
+                    :dependencies []}})

src/cryogen_core/classpath_able_io.clj

@@ -2,3 +2,6 @@
   (:require [clojure.java.io :as io]
             [clojure.string :as s]
             [me.raynes.fs :as fs]))
+
+(defn copy-resources-from-theme
+  [theme target])

test/cryogen_core/classpath_able_io_test.clj

@@ -1,14 +1,22 @@
 (ns cryogen-core.classpath-able-io-test
   (:require [clojure.test :refer :all]
             [clojure.string :as s]
-            [cryogen-core.io :as sut]))
+            [clojure.java.io :as io]
+            [cryogen-core.classpath-able-io :as sut]))
 
 (def theme "bootstrap4-test")
 
 (def target "target/tmp")
 
+(defn verify-file-exists [path]
+  (.exists (io/file path)))
+
+(defn verify-dir-exists [path]
+  (and (verify-file-exists path)
+       (.isDirectory (io/file path))))
+
 (deftest test-copy-resources-from-theme
   (is (do
-        (sut/copy-resources-from-theme theme target)
-        (verify-dir-exists (str target "/js")
-        (verify-file-exists (str target "/js/dummy.js")))))
+         (sut/copy-resources-from-theme theme target)
+         (and (verify-dir-exists (str target "/js"))
+              (verify-file-exists (str target "/js/dummy.js"))))))