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Test Info:

/* Any copyright is dedicated to the Public Domain.
"use strict";
const URL = ROOT + "browser_466937_sample.html";
/**
* Bug 466937 - Prevent file stealing with sessionstore.
*/
add_task(async function test_prevent_file_stealing() {
// Add a tab with some file input fields.
let tab = BrowserTestUtils.addTab(gBrowser, URL);
let browser = tab.linkedBrowser;
await promiseBrowserLoaded(browser);
// Generate a path to a 'secret' file.
let file = Services.dirsvc.get("TmpD", Ci.nsIFile);
file.append("466937_test.file");
file.createUnique(Ci.nsIFile.NORMAL_FILE_TYPE, 0o666);
let testPath = file.path;
// Fill in form values.
await setPropertyOfFormField(
browser,
"#reverse_thief",
"value",
"/home/user/secret2"
);
await setPropertyOfFormField(browser, "#bystander", "value", testPath);
// Duplicate and check form values.
let tab2 = gBrowser.duplicateTab(tab);
let browser2 = tab2.linkedBrowser;
await promiseTabRestored(tab2);
let thief = await getPropertyOfFormField(browser2, "#thief", "value");
is(thief, "", "file path wasn't set to text field value");
let reverse_thief = await getPropertyOfFormField(
browser2,
"#reverse_thief",
"value"
);
is(reverse_thief, "", "text field value wasn't set to full file path");
let bystander = await getPropertyOfFormField(browser2, "#bystander", "value");
is(bystander, testPath, "normal case: file path was correctly preserved");
// Cleanup.
gBrowser.removeTab(tab);
gBrowser.removeTab(tab2);
});