From 163312fbcdfc8e9b15b969c169bd90c3ac1e8176 Mon Sep 17 00:00:00 2001
From: subbudvk <115633743+subbudvk@users.noreply.github.com>
Date: Wed, 22 Nov 2023 14:51:26 +0530
Subject: [PATCH] Test : Add test for duplicate noopener noreferrer when
 Original string has those attributes.

---
 .../java/org/owasp/html/HtmlPolicyBuilderTest.java  | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/src/test/java/org/owasp/html/HtmlPolicyBuilderTest.java b/src/test/java/org/owasp/html/HtmlPolicyBuilderTest.java
index db75e4c7..d2e62083 100644
--- a/src/test/java/org/owasp/html/HtmlPolicyBuilderTest.java
+++ b/src/test/java/org/owasp/html/HtmlPolicyBuilderTest.java
@@ -800,6 +800,19 @@ public static final void testLinkRelsWhenRelPresent() {
             ));
   }
 
+  @Test
+  public static final void testRelLinksWhenRelisPartOfData() {
+	  PolicyFactory pf = new HtmlPolicyBuilder()
+		        .allowElements("a")
+		        .allowAttributes("href").onElements("a")
+		        .allowAttributes("rel").onElements("a")
+		        .allowAttributes("target").onElements("a")
+		        .allowStandardUrlProtocols()
+		        .toFactory();
+	  String toSanitize = "<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://google.com\">test</a>";
+	  assertTrue("Failure in testRelLinksWhenRelisPartOfData", pf.sanitize(toSanitize).equals(toSanitize));
+  }
+
   @Test
   public static final void testFailFastOnSpaceSeparatedStrings() {
     boolean failed;