From 2f3797db343bbbe081b809c6a2618c4bdc1e3dfc Mon Sep 17 00:00:00 2001
From: Calixte Denizet <calixte.denizet@gmail.com>
Date: Mon, 23 Oct 2023 22:11:30 +0200
Subject: [PATCH] [Annotation] Use the field V entry when there is no Parent
 one for a radio button (bug 1860602)

---
 src/core/annotation.js        |  2 +-
 test/pdfs/bug1860602.pdf.link |  2 ++
 test/test_manifest.json       | 11 +++++++++++
 3 files changed, 14 insertions(+), 1 deletion(-)
 create mode 100644 test/pdfs/bug1860602.pdf.link

diff --git a/src/core/annotation.js b/src/core/annotation.js
index e6e01dc06..d1516a71a 100644
--- a/src/core/annotation.js
+++ b/src/core/annotation.js
@@ -3196,7 +3196,7 @@ class ButtonWidgetAnnotation extends WidgetAnnotation {
   }
 
   _processRadioButton(params) {
-    this.data.fieldValue = this.data.buttonValue = null;
+    this.data.buttonValue = null;
 
     // The parent field's `V` entry holds a `Name` object with the appearance
     // state of whichever child field is currently in the "on" state.
diff --git a/test/pdfs/bug1860602.pdf.link b/test/pdfs/bug1860602.pdf.link
new file mode 100644
index 000000000..228bce299
--- /dev/null
+++ b/test/pdfs/bug1860602.pdf.link
@@ -0,0 +1,2 @@
+https://bugzilla.mozilla.org/attachment.cgi?id=9359849
+
diff --git a/test/test_manifest.json b/test/test_manifest.json
index 6a2a5a2a3..f58ffb1ed 100644
--- a/test/test_manifest.json
+++ b/test/test_manifest.json
@@ -8170,5 +8170,16 @@
       "rounds": 1,
       "type": "eq",
       "annotations": true
+   },
+   {
+      "id": "bug1860602",
+      "file": "pdfs/bug1860602.pdf",
+      "md5": "37de2fbd0a02c5a3ca27c6e75fea8932",
+      "rounds": 1,
+      "link": true,
+      "firstPage": 2,
+      "lastPage": 2,
+      "type": "eq",
+      "forms": true
    }
 ]