From c20bb35929a98622a55b73363558f8104f6aba6d Mon Sep 17 00:00:00 2001
From: Toes | Robin Ury <1146921+binury@users.noreply.github.com>
Date: Fri, 21 Aug 2026 07:19:34 -0400
Subject: [PATCH] Add(test): chat validation

---
 scripts/run_validations.sh   |  1 +
 tests/chat_validation.gd     | 21 +++++++++++++++++++++
 tests/chat_validation.gd.uid |  1 +
 3 files changed, 23 insertions(+)
 create mode 100644 tests/chat_validation.gd
 create mode 100644 tests/chat_validation.gd.uid

diff --git a/scripts/run_validations.sh b/scripts/run_validations.sh
index 7c2eb77..6bf5b1f 100755
--- a/scripts/run_validations.sh
+++ b/scripts/run_validations.sh
@@ -15,6 +15,7 @@ readonly -a QUICK_TESTS=(
 	"tests/android_readiness_validation.gd"
 	"tests/camera_drag_validation.gd"
 	"tests/character_rig_validation.gd"
+	"tests/chat_validation.gd"
 	"tests/controller_focus_presentation_validation.gd"
 	"tests/controller_menu_accessibility_validation.gd"
 	"tests/controller_mapping_validation.gd"
diff --git a/tests/chat_validation.gd b/tests/chat_validation.gd
new file mode 100644
index 0000000..aed8f17
--- /dev/null
+++ b/tests/chat_validation.gd
@@ -0,0 +1,21 @@
+extends SceneTree
+
+const MainScene: PackedScene = preload("res://main/main.tscn")
+
+func _initialize() -> void:
+	call_deferred("_run")
+
+func _run() -> void:
+	## Regular whitespace should be stripped
+	assert(NetworkChatProtocol.sanitize_body("   a") == "a", "Leading space not trimmed")
+	assert(NetworkChatProtocol.sanitize_body("b   ") == "b", "Trailing space not trimmed")
+	assert(NetworkChatProtocol.sanitize_body("a b") == "a b", "Innocent whitespace culled")
+
+	## Some examples of Unicode whitespace that should be stripped
+	const em_space := " " # U+2003 EM SPACE
+	assert(NetworkChatProtocol.sanitize_body(em_space + "a") == "a")
+	const braille_space := "⠀" # U+2800 BRAILLE PATTERN BLANK
+	assert(NetworkChatProtocol.sanitize_body(braille_space + "a") == "a")
+
+	print("Chat validation: PASS")
+	quit(0)
diff --git a/tests/chat_validation.gd.uid b/tests/chat_validation.gd.uid
new file mode 100644
index 0000000..54e6823
--- /dev/null
+++ b/tests/chat_validation.gd.uid
@@ -0,0 +1 @@
+uid://ohemhv2sf5g4