From 450eca631b10c40d8c9ff5b8400ea5312866af45 Mon Sep 17 00:00:00 2001
From: Kakhnovich Raman <roma3122001@gmail.com>
Date: Tue, 25 Aug 2026 16:52:00 +0300
Subject: [PATCH] Fix issue updateSymbolEnds method

Issue was caused by adding of element to symbolEnds even if length of text value was 0
---
 .../org/verapdf/gf/model/factory/chunks/TextChunksHelper.java  | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/wcag-validation/src/main/java/org/verapdf/gf/model/factory/chunks/TextChunksHelper.java b/wcag-validation/src/main/java/org/verapdf/gf/model/factory/chunks/TextChunksHelper.java
index 22fc489fc..51a71bdfb 100644
--- a/wcag-validation/src/main/java/org/verapdf/gf/model/factory/chunks/TextChunksHelper.java
+++ b/wcag-validation/src/main/java/org/verapdf/gf/model/factory/chunks/TextChunksHelper.java
@@ -169,7 +169,8 @@ protected static double calculateFontWeight(int renderingMode, PDFont font) {
 	}
 
 	protected static void updateSymbolEnds(List<Double> symbolEnds, double shift, double left, int length) {
-		if (length <= 1) {
+		if (length == 0) return;
+        if (length == 1) {
 			symbolEnds.add(left + shift);
 		} else {
 			double newShift = shift / length;