"use strict";
async
function doLoadAndGoBack(browser, ext) {
let loaded = BrowserTestUtils.browserLoaded(browser);
BrowserTestUtils.startLoadingURIString(browser,
"https://example.com/");
await ext.awaitMessage(
"redir-handled");
await loaded;
let pageShownPromise = BrowserTestUtils.waitForContentEvent(
browser,
"pageshow",
true
);
await SpecialPowers.spawn(browser, [], () => {
content.history.back();
});
return pageShownPromise;
}
add_task(async
function test_back() {
let extension = ExtensionTestUtils.loadExtension({
manifest: {
permissions: [
"webRequest",
"webRequestBlocking",
"https://example.com/"],
web_accessible_resources: [
"test.html"],
},
files: {
"test.html":
"<!DOCTYPE html><html><head><title>Test add-on</title></head><body></body></html>",
},
background: () => {
let { browser } =
this;
browser.webRequest.onHeadersReceived.addListener(
details => {
if (details.statusCode !=
200) {
return undefined;
}
browser.test.sendMessage(
"redir-handled");
return { redirectUrl: browser.runtime.getURL(
"test.html") };
},
{
urls: [
"https://example.com/"],
types: [
"main_frame"],
},
[
"blocking"]
);
},
});
await extension.startup();
await BrowserTestUtils.withNewTab(
"about:home", async
function (browser) {
await doLoadAndGoBack(browser, extension);
await SpecialPowers.spawn(browser, [], () => {
is(
content.document.documentURI,
"about:home",
"Gone back to the right page"
);
});
await doLoadAndGoBack(browser, extension);
await SpecialPowers.spawn(browser, [], () => {
is(
content.document.documentURI,
"about:home",
"Gone back to the right page"
);
});
});
await extension.unload();
});
