When changing a property on a radio button then change it for the siblings (bug 1922766)

src/scripting_api/field.js

@@ -587,6 +587,12 @@ class RadioButtonField extends Field {
     this._value = data.value || "";
   }
 
+  get _siblings() {
+    return this._radioIds.filter(id => id !== this._id);
+  }
+
+  set _siblings(_) {}
+
   get value() {
     return this._value;
   }

src/scripting_api/initialization.js

@@ -96,27 +96,22 @@ function initSandbox(params) {
       obj.fieldPath = name;
       obj.appObjects = appObjects;
 
+      const otherFields = annotations.slice(1);
+
       let field;
       switch (obj.type) {
         case "radiobutton": {
-          const otherButtons = annotations.slice(1);
-          field = new RadioButtonField(otherButtons, obj);
+          field = new RadioButtonField(otherFields, obj);
           break;
         }
         case "checkbox": {
-          const otherButtons = annotations.slice(1);
-          field = new CheckboxField(otherButtons, obj);
+          field = new CheckboxField(otherFields, obj);
           break;
         }
-        case "text":
-          if (annotations.length <= 1) {
-            field = new Field(obj);
-            break;
-          }
-          obj.siblings = annotations.map(x => x.id).slice(1);
-          field = new Field(obj);
-          break;
         default:
+          if (otherFields.length > 0) {
+            obj.siblings = otherFields.map(x => x.id);
+          }
           field = new Field(obj);
       }
 

test/integration/scripting_spec.mjs

@@ -2499,4 +2499,47 @@ describe("Interaction", () => {
       );
     });
   });
+
+  describe("Change radio property", () => {
+    let pages;
+
+    beforeAll(async () => {
+      pages = await loadAndWait("bug1922766.pdf", "[data-annotation-id='44R']");
+    });
+
+    afterAll(async () => {
+      await closePages(pages);
+    });
+
+    it("must check that a change on a radio implies the change on all the radio in the group", async () => {
+      await Promise.all(
+        pages.map(async ([browserName, page]) => {
+          await waitForScripting(page);
+
+          const checkColor = async color => {
+            await waitForSandboxTrip(page);
+            for (const i of [40, 41, 42, 43]) {
+              const bgColor = await page.$eval(
+                `[data-element-id='${i}R']`,
+                el => getComputedStyle(el).backgroundColor
+              );
+              expect(bgColor)
+                .withContext(`In ${browserName}`)
+                .toEqual(`rgb(${color.join(", ")})`);
+            }
+          };
+          await checkColor([255, 0, 0]);
+          await page.click("[data-annotation-id='44R']");
+          await checkColor([0, 0, 255]);
+          await page.click("[data-annotation-id='44R']");
+          await checkColor([255, 0, 0]);
+
+          await page.click("[data-annotation-id='43R']");
+          await waitForSandboxTrip(page);
+          await page.click("[data-annotation-id='44R']");
+          await checkColor([0, 0, 255]);
+        })
+      );
+    });
+  });
 });

test/pdfs/.gitignore

@@ -678,3 +678,4 @@
 !issue15096.pdf
 !issue18036.pdf
 !issue18894.pdf
+!bug1922766.pdf