Make sure that only one radio button is checked in its group (bug 1864136)

When the first checked radio is met, the others in the group are set to false.

src/display/annotation_layer.js

@@ -1637,6 +1637,21 @@ class RadioButtonWidgetAnnotationElement extends WidgetAnnotationElement {
       storage.setValue(id, { value });
     }
 
+    if (value) {
+      // It's possible that multiple radio buttons are checked.
+      // So if this one is checked we just reset the other ones.
+      // (see bug 1864136). Then when the other ones will be rendered they will
+      // unchecked (because of their value in the storage).
+      // Consequently, the first checked radio button will be the only checked
+      // one.
+      for (const radio of this._getElementsByName(
+        data.fieldName,
+        /* skipId = */ id
+      )) {
+        storage.setValue(radio.id, { value: false });
+      }
+    }
+
     const element = document.createElement("input");
     GetElementsByNameSet.add(element);
     element.setAttribute("data-element-id", id);

test/driver.js

@@ -219,6 +219,8 @@ class Rasterize {
     outputScale,
     annotations,
     annotationCanvasMap,
+    annotationStorage,
+    fieldObjects,
     page,
     imageResourcesPath,
     renderForms = false
@@ -244,6 +246,8 @@ class Rasterize {
         linkService: new SimpleLinkService(),
         imageResourcesPath,
         renderForms,
+        annotationStorage,
+        fieldObjects,
       };
 
       // Ensure that the annotationLayer gets translated.
@@ -682,6 +686,10 @@ class Driver {
               }
             }
 
+            if (task.forms) {
+              task.fieldObjects = await doc.getFieldObjects();
+            }
+
             this._nextPage(task, failure);
           },
           err => {
@@ -928,9 +936,7 @@ class Driver {
               transform,
             };
             if (renderForms) {
-              renderContext.annotationMode = task.annotationStorage
-                ? AnnotationMode.ENABLE_STORAGE
-                : AnnotationMode.ENABLE_FORMS;
+              renderContext.annotationMode = AnnotationMode.ENABLE_FORMS;
             } else if (renderPrint) {
               if (task.annotationStorage) {
                 renderContext.annotationMode = AnnotationMode.ENABLE_STORAGE;
@@ -984,6 +990,8 @@ class Driver {
                       outputScale,
                       data,
                       annotationCanvasMap,
+                      task.pdfDoc.annotationStorage,
+                      task.fieldObjects,
                       page,
                       IMAGE_RESOURCES_PATH,
                       renderForms

test/integration/scripting_spec.mjs

@@ -2261,9 +2261,15 @@ describe("Interaction", () => {
           expect(storage)
             .withContext(`In ${browserName}`)
             .toEqual({
-              "22R": { value: false },
               "25R": { value: true },
               "28R": { value: false },
+              "35R": { value: false },
+              "38R": { value: false },
+              "41R": { value: false },
+              "44R": { value: false },
+              "47R": { value: false },
+              "50R": { value: false },
+              "22R": { value: false },
             });
 
           await page.click(getSelector("22R"));
@@ -2273,9 +2279,15 @@ describe("Interaction", () => {
           expect(storage)
             .withContext(`In ${browserName}`)
             .toEqual({
-              "22R": { value: true },
               "25R": { value: false },
               "28R": { value: false },
+              "35R": { value: false },
+              "38R": { value: false },
+              "41R": { value: false },
+              "44R": { value: false },
+              "47R": { value: false },
+              "50R": { value: false },
+              "22R": { value: true },
             });
         })
       );

test/pdfs/bug1864136.pdf.link

@@ -0,0 +1,2 @@
+https://bugzilla.mozilla.org/attachment.cgi?id=9363183
+

test/test_manifest.json

@@ -8361,5 +8361,16 @@
             "rotation": 0
          }
       }
+   },
+   {
+      "id": "bug1864136-forms",
+      "file": "pdfs/bug1864136.pdf",
+      "md5": "97357ad5b0fde2c4e79c07819e4d9710",
+      "rounds": 1,
+      "link": true,
+      "firstPage": 2,
+      "lastPage": 2,
+      "type": "eq",
+      "forms": true
    }
 ]