diff --git a/godot-desktop/tests/test_chat_display.gd b/godot-desktop/tests/test_chat_display.gd
index 0166ac0..4012ca0 100644
--- a/godot-desktop/tests/test_chat_display.gd
+++ b/godot-desktop/tests/test_chat_display.gd
@@ -41,7 +41,7 @@ func _get_text() -> String:
 func _test_initial_state() -> void:
 	_test("initial state is empty")
 	_assert_eq(_get_text(), "", "rtl should be empty")
-	_assert_false(_display._has_messages, "_has_messages should be false")
+	_assert_eq(_display.message_count, 0, "message_count should be 0")
 
 
 func _test_user_message_rendering() -> void:
@@ -51,7 +51,7 @@ func _test_user_message_rendering() -> void:
 	var text := _get_text()
 	_assert_contains(text, "You", "should have 'You' label")
 	_assert_contains(text, "hello world", "should contain message text")
-	_assert_true(_display._has_messages, "_has_messages should be true")
+	_assert_eq(_display.message_count, 1, "message_count should be 1")
 
 
 func _test_miku_message_rendering() -> void:
@@ -109,7 +109,7 @@ func _test_clear_messages() -> void:
 	_display.add_user_message("some text")
 	_display.clear_messages()
 	_assert_eq(_get_text(), "", "rtl should be empty after clear")
-	_assert_false(_display._has_messages, "_has_messages should be false after clear")
+	_assert_eq(_display.message_count, 0, "message_count should be 0 after clear")
 
 
 func _test_assistant_message_convenience() -> void:
@@ -130,8 +130,9 @@ func _test_emotion_color_mapping() -> void:
 		"angry": "#D45F5F",
 		"surprised": "#00E5FF",
 		"relaxed": "#80CBC4",
-		"neutral": "#39C5BB",
 	}
 	for emotion: String in expected:
 		var actual: String = _display.EMOTION_HEX.get(emotion, "")
 		_assert_eq(actual, expected[emotion], "emotion '%s'" % emotion)
+	# neutral falls back to UiTheme.accent (not a fixed hex in EMOTION_HEX)
+	_assert_false(_display.EMOTION_HEX.has("neutral"), "neutral should not be in EMOTION_HEX")