1 files changed, 19 insertions, 0 deletions
diff --git a/users/aspen/xanthous/test/Xanthous/Data/MemoSpec.hs b/users/aspen/xanthous/test/Xanthous/Data/MemoSpec.hs
new file mode 100644
index 000000000000..ad81f1984d8f
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+++ b/users/aspen/xanthous/test/Xanthous/Data/MemoSpec.hs
@@ -0,0 +1,19 @@
+--------------------------------------------------------------------------------
+module Xanthous.Data.MemoSpec (main, test) where
+--------------------------------------------------------------------------------
+import Test.Prelude
+import Test.QuickCheck.Instances.Text ()
+--------------------------------------------------------------------------------
+import Xanthous.Data.Memo
+--------------------------------------------------------------------------------
+
+main :: IO ()
+main = defaultMain test
+
+test :: TestTree
+test = testGroup "Xanthous.Data.MemoSpec"
+  [ testGroup "getMemoized"
+    [ testProperty "when key matches" $ \k v ->
+        getMemoized @Int @Int k (memoizeWith k v) === Just v
+    ]
+  ]