1 files changed, 40 insertions, 0 deletions
diff --git a/stdlib/source/test/aedifex/artifact/extension.lux b/stdlib/source/test/aedifex/artifact/extension.lux
new file mode 100644
index 000000000..e65dd567a
--- /dev/null
+++ b/stdlib/source/test/aedifex/artifact/extension.lux
@@ -0,0 +1,40 @@
+(.module:
+  [lux #*
+   ["_" test (#+ Test)]
+   [abstract
+    [monad (#+ do)]]
+   [data
+    ["." text ("#@." equivalence)]
+    [number
+     ["n" nat]]
+    [collection
+     ["." set]
+     ["." list]]]
+   [math
+    ["." random (#+ Random)]]]
+  {#program
+   ["." /
+    ["/#" // #_
+     ["#" type]]]})
+
+(def: #export test
+  Test
+  (<| (_.covering /._)
+      (_.with-cover [/.Extension]
+        ($_ _.and
+            (_.cover [/.lux-library /.jvm-library /.pom
+                      /.sha1 /.md5]
+                     (let [options (list /.lux-library /.jvm-library /.pom /.sha1 /.md5)
+                           uniques (set.from-list text.hash options)]
+                       (n.= (list.size options)
+                            (set.size uniques))))
+            (_.cover [/.extension]
+                     (`` (and (~~ (template [<type> <extension>]
+                                    [(text@= <extension>
+                                             (/.extension <type>))]
+
+                                    [//.lux-library /.lux-library]
+                                    [//.jvm-library /.jvm-library]
+                                    [//.pom /.pom]
+                                    )))))
+            ))))