From 0fa717a78af33e2a04d3d3cd6913a316d408839e Mon Sep 17 00:00:00 2001
From: rcourtman <courtmanr@gmail.com>
Date: Mon, 1 Dec 2025 23:28:32 +0000
Subject: [PATCH] test: Add edge case for normalizeNodeHost URL parse error

Control character (null byte) triggers url.Parse error, covering the
'invalid host format' error branch. Coverage: 96.3% to 100%.
---
 internal/api/config_handlers_host_test.go | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/internal/api/config_handlers_host_test.go b/internal/api/config_handlers_host_test.go
index 0e81857..fadf8df 100644
--- a/internal/api/config_handlers_host_test.go
+++ b/internal/api/config_handlers_host_test.go
@@ -385,6 +385,12 @@ func TestNormalizeNodeHost(t *testing.T) {
 			nodeType: "pve",
 			wantErr:  true,
 		},
+		{
+			name:     "control character in host returns error",
+			rawHost:  "\x00invalid",
+			nodeType: "pve",
+			wantErr:  true,
+		},
 		// Unknown node type (no default port added)
 		{
 			name:     "unknown node type keeps host without port",