From 4b7939231e790f900e7f912067270caf17a13d36 Mon Sep 17 00:00:00 2001
From: Alessandro Gessa <alessandro@gessa.net>
Date: Fri, 20 Dec 2024 10:50:27 +0100
Subject: [PATCH] add conditional tests based on elixir version

---
 test/mimic_test.exs | 27 ++++++++++++++++++++-------
 1 file changed, 20 insertions(+), 7 deletions(-)

diff --git a/test/mimic_test.exs b/test/mimic_test.exs
index d616d5e..c59c021 100644
--- a/test/mimic_test.exs
+++ b/test/mimic_test.exs
@@ -8,6 +8,7 @@ defmodule Mimic.Test do
 
   @stubbed 400
   @private_stub 500
+  @elixir_version System.version() |> Float.parse() |> elem(0)
 
   describe "no stub or expects private mode" do
     setup :set_mimic_private
@@ -1038,14 +1039,26 @@ defmodule Mimic.Test do
              }
     end
 
-    test "copies struct fields" do
-      StructNoEnforceKeys
-      |> stub(:bar, fn -> @stubbed end)
+    if @elixir_version >= 1.18 do
+      test "copies struct fields" do
+        StructNoEnforceKeys
+        |> stub(:bar, fn -> @stubbed end)
 
-      assert StructNoEnforceKeys.__info__(:struct) == [
-               %{field: :foo, default: nil},
-               %{field: :bar, default: nil}
-             ]
+        assert StructNoEnforceKeys.__info__(:struct) == [
+                 %{field: :foo, default: nil},
+                 %{field: :bar, default: nil}
+               ]
+      end
+    else
+      test "copies struct fields" do
+        StructNoEnforceKeys
+        |> stub(:bar, fn -> @stubbed end)
+
+        assert StructNoEnforceKeys.__info__(:struct) == [
+                 %{field: :foo, required: false},
+                 %{field: :bar, required: false}
+               ]
+      end
     end
 
     test "protocol still works" do