From 1dddd86cc65879b4d0195e934a1b106252a9cfe2 Mon Sep 17 00:00:00 2001
From: Michael Jones <m.pricejones@gmail.com>
Date: Mon, 24 Jun 2024 17:40:53 +0100
Subject: Add per-target tests for optional field error

As the error is different in each case. There might be a preferred
way of handling this.
---
 test/gleam/dynamic_test.gleam | 32 ++++++++++++++++++++++++--------
 1 file changed, 24 insertions(+), 8 deletions(-)

(limited to 'test')

diff --git a/test/gleam/dynamic_test.gleam b/test/gleam/dynamic_test.gleam
index 42018e9..fd51212 100644
--- a/test/gleam/dynamic_test.gleam
+++ b/test/gleam/dynamic_test.gleam
@@ -404,14 +404,6 @@ pub fn optional_field_test() {
     Error([DecodeError(expected: "String", found: "Int", path: ["ok"])]),
   )
 
-  dict.new()
-  |> dict.insert("ok", None)
-  |> dynamic.from
-  |> dynamic.optional_field("ok", dynamic.int)
-  |> should.equal(
-    Error([DecodeError(expected: "Int", found: "Atom", path: ["ok"])]),
-  )
-
   dict.new()
   |> dict.insert("ok", Nil)
   |> dynamic.from
@@ -453,6 +445,30 @@ pub fn optional_field_test() {
   )
 }
 
+// Error is different for erlang & javascript
+@target(javascript)
+pub fn optional_field_error_test() {
+  dict.new()
+  |> dict.insert("ok", None)
+  |> dynamic.from
+  |> dynamic.optional_field("ok", dynamic.int)
+  |> should.equal(
+    Error([DecodeError(expected: "Int", found: "Object", path: ["ok"])]),
+  )
+}
+
+// Error is different for erlang & javascript
+@target(erlang)
+pub fn optional_field_error_test() {
+  dict.new()
+  |> dict.insert("ok", None)
+  |> dynamic.from
+  |> dynamic.optional_field("ok", dynamic.int)
+  |> should.equal(
+    Error([DecodeError(expected: "Int", found: "Atom", path: ["ok"])]),
+  )
+}
+
 pub fn element_test() {
   let ok_one_tuple = #("ok", 1)
 
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