1 files changed, 49 insertions, 0 deletions
diff --git a/toolkit/components/pdfjs/test/browser_pdfjs_js.js b/toolkit/components/pdfjs/test/browser_pdfjs_js.js
new file mode 100644
index 0000000000..67909623cd
--- /dev/null
+++ b/toolkit/components/pdfjs/test/browser_pdfjs_js.js
@@ -0,0 +1,49 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+const RELATIVE_DIR = "toolkit/components/pdfjs/test/";
+const TESTROOT = "http://example.com/browser/" + RELATIVE_DIR;
+
+// Test js in pdf file.
+add_task(async function test_js_sandbox() {
+  await BrowserTestUtils.withNewTab(
+    { gBrowser, url: "about:blank" },
+    async function (browser) {
+      await SpecialPowers.pushPrefEnv({
+        set: [["pdfjs.enableScripting", true]],
+      });
+
+      await Promise.all([
+        waitForPdfJSAnnotationLayer(browser, TESTROOT + "file_pdfjs_js.pdf"),
+        waitForPdfJSSandbox(browser),
+      ]);
+
+      await SpecialPowers.spawn(browser, [], async () => {
+        const { PdfSandbox } = ChromeUtils.importESModule(
+          "resource://pdf.js/PdfSandbox.sys.mjs"
+        );
+
+        let sandboxDestroyCount = 0;
+        const originalDestroy = PdfSandbox.prototype.destroy;
+        PdfSandbox.prototype.destroy = function () {
+          const obj = this.sandbox.eval("({})");
+          originalDestroy.apply(this, arguments);
+          sandboxDestroyCount++;
+          ok(Cu.isDeadWrapper(obj), "Sandbox must have been nuked");
+        };
+
+        const document = content.document;
+        const button = document.querySelector("[data-annotation-id='16R'] a");
+        button.dispatchEvent(new content.Event("click"));
+
+        const text = document.querySelector(`[data-element-id="15R"]`);
+
+        is(text.value, "test", "Text field must containt 'test' string");
+
+        content.addEventListener("unload", () => {
+          is(sandboxDestroyCount, 1, "Sandbox must have been destroyed");
+        });
+      });
+    }
+  );
+});