first commit

test/dune

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+(test
+ (name test)
+ (libraries memo))

test/test.ml

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+let _ =
+  let fibo_res = [| 0; 1; 1; 2; 3; 5; 8; 13; 21; 34; 55; 89 |] in
+  let fibo fibo x =
+    if x < 0 then invalid_arg "fibo";
+    if x < 2 then x else fibo (x - 1) + fibo (x - 2)
+  in
+  let fibo1 = Memo.memo fibo in
+  let module Mem = Memo.Make (struct
+    type t = int
+
+    let equal = ( = )
+
+    let hash = Hashtbl.hash
+  end) in
+  let fibo2 = Mem.memo fibo in
+  let module MemWeak = Memo.MakeWeak (struct
+    type t = int
+
+    let equal = ( = )
+
+    let hash = Hashtbl.hash
+  end) in
+  let fibo3 = MemWeak.memo fibo in
+  let module MemFake = Memo.Fake (struct
+    type t = int
+
+    let equal = ( = )
+
+    let hash = Hashtbl.hash
+  end) in
+  let fibo4 = MemFake.memo fibo in
+  for i = 0 to Array.length fibo_res - 1 do
+    assert (fibo1 i = fibo_res.(i));
+    assert (fibo2 i = fibo_res.(i));
+    assert (fibo3 i = fibo_res.(i));
+    assert (fibo4 i = fibo_res.(i))
+  done;
+  Format.printf "Tests are OK !@."