forked from mirrors/gecko-dev
582df65115
PDF files can embed some js code in order to validate, format, ... the data entered by a user in a PDF form. So in order to safely execute this js code, we create a Cu.Sandbox with only what we need/want to expose to the scripts. Differential Revision: https://phabricator.services.mozilla.com/D91746
51 lines
1.7 KiB
JavaScript
51 lines
1.7 KiB
JavaScript
/* Any copyright is dedicated to the Public Domain.
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* http://creativecommons.org/publicdomain/zero/1.0/ */
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const RELATIVE_DIR = "toolkit/components/pdfjs/test/";
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const TESTROOT = "http://example.com/browser/" + RELATIVE_DIR;
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// Test js in pdf file.
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add_task(async function test_js_sandbox() {
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await BrowserTestUtils.withNewTab(
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{ gBrowser, url: "about:blank" },
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async function(browser) {
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await SpecialPowers.pushPrefEnv({
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set: [["pdfjs.enableScripting", true]],
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});
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await Promise.all([
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waitForPdfJSAnnotationLayer(browser, TESTROOT + "file_pdfjs_js.pdf"),
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waitForPdfJSSandbox(browser),
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]);
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await SpecialPowers.spawn(browser, [], async () => {
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const { PdfSandbox } = ChromeUtils.import(
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"resource://pdf.js/PdfSandbox.jsm"
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);
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let sandboxDestroyCount = 0;
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const originalDestroy = PdfSandbox.prototype.destroy;
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PdfSandbox.prototype.destroy = function() {
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const obj = this.sandbox.eval("({})");
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originalDestroy.apply(this, arguments);
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sandboxDestroyCount++;
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ok(Cu.isDeadWrapper(obj), "Sandbox must have been nuked");
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};
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const document = content.document;
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const button = document.querySelector(
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"[data-annotation-id='16R'] :first-child"
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);
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button.dispatchEvent(new content.Event("click"));
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const text = document.querySelector("#\\31 5R");
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is(text.value, "test", "Text field must containt 'test' string");
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content.addEventListener("unload", () => {
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is(sandboxDestroyCount, 1, "Sandbox must have been destroyed");
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});
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});
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}
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);
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});
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