From 04756dcc2f751e81dac657b13c2b35364bd52e98 Mon Sep 17 00:00:00 2001
From: C85297 <95289555+C85297@users.noreply.github.com>
Date: Thu, 2 Jul 2026 10:03:34 +0100
Subject: [PATCH] tests: cover invalid line width validation

Addresses review feedback on #2606.
---
 tests/operations/tests/Wrap.mjs | 44 +++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)

diff --git a/tests/operations/tests/Wrap.mjs b/tests/operations/tests/Wrap.mjs
index 8d7c9a51..b7569ba8 100644
--- a/tests/operations/tests/Wrap.mjs
+++ b/tests/operations/tests/Wrap.mjs
@@ -40,5 +40,49 @@ TestRegister.addTests([
                 "args": [10]
             },
         ],
+    },
+    {
+        name: "Wrap rejects zero line width",
+        input: "hello",
+        expectedOutput: "Line Width must be greater than or equal to 1.",
+        recipeConfig: [
+            {
+                "op": "Wrap",
+                "args": [0]
+            },
+        ],
+    },
+    {
+        name: "Wrap rejects negative line width",
+        input: "hello",
+        expectedOutput: "Line Width must be greater than or equal to 1.",
+        recipeConfig: [
+            {
+                "op": "Wrap",
+                "args": [-1]
+            },
+        ],
+    },
+    {
+        name: "Wrap rejects non-integer line width",
+        input: "hello",
+        expectedOutput: "Line Width must be an integer.",
+        recipeConfig: [
+            {
+                "op": "Wrap",
+                "args": [1.1]
+            },
+        ],
+    },
+    {
+        name: "Wrap rejects excessive line width",
+        input: "hello",
+        expectedOutput: "Line Width must be less than or equal to 65536.",
+        recipeConfig: [
+            {
+                "op": "Wrap",
+                "args": [65537]
+            },
+        ],
     }
 ]);