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Test Info:
/* Any copyright is dedicated to the Public Domain.
*/
"use strict";
const { AddonTestUtils } = ChromeUtils.importESModule(
);
AddonTestUtils.initMochitest(this);
const XPI_URL = `${TESTROOT}amosigned.xpi`;
async function runTestCase(spawnArgs, spawnFn, { expectInstall, clickLink }) {
await SpecialPowers.pushPrefEnv({
set: [
// Make use the user activation requirements is enabled while running this test.
["xpinstall.userActivation.required", true],
],
});
await BrowserTestUtils.withNewTab(TESTROOT, async browser => {
const expectedError = `${XPI_URL} install cancelled because of missing user gesture activation`;
let promiseDone;
if (expectInstall) {
promiseDone = TestUtils.topicObserved("addon-install-blocked").then(
([subject]) => {
// Cancel the pending installation flow.
subject.wrappedJSObject.cancel();
}
);
} else {
promiseDone = new Promise(resolve => {
function messageHandler(msgObj) {
if (
msgObj instanceof Ci.nsIScriptError &&
msgObj.message.includes(expectedError)
) {
ok(
true,
"Expect error on triggering navigation to xpi without user gesture activation"
);
cleanupListener();
resolve();
}
}
let listenerCleared = false;
function cleanupListener() {
if (!listenerCleared) {
Services.console.unregisterListener(messageHandler);
}
listenerCleared = true;
}
Services.console.registerListener(messageHandler);
registerCleanupFunction(cleanupListener);
});
}
await SpecialPowers.spawn(browser, spawnArgs, spawnFn);
if (clickLink) {
info("Click link element");
// Wait for the install to trigger the third party website doorhanger.
// Trigger the link by simulating a mouse click, and expect it to trigger the
// install flow instead (the window is still navigated to the xpi url from the
// webpage JS code, but doing it while handling a DOM event does make it pass
// the user activation check).
await BrowserTestUtils.synthesizeMouseAtCenter(
"#link-to-xpi-file",
{},
browser
);
}
info("Wait test case to be completed");
await promiseDone;
ok(true, "Test case run completed");
});
}
add_task(async function testSuccessOnUserActivatedLink() {
await runTestCase(
[XPI_URL],
xpiURL => {
const { document } = this.content;
const link = document.createElement("a");
link.id = "link-to-xpi-file";
link.setAttribute("href", xpiURL);
link.textContent = "Link to XPI File";
// Empty the test case and add the link, if the link is not visible
// without scrolling, BrowserTestUtils.synthesizeMouseAtCenter may
// fail to trigger the mouse event.
document.body.innerHTML = "";
document.body.appendChild(link);
},
{ expectInstall: true, clickLink: true }
);
});
add_task(async function testSuccessOnJSWithUserActivation() {
await runTestCase(
[XPI_URL],
xpiURL => {
const { document } = this.content;
const link = document.createElement("a");
link.id = "link-to-xpi-file";
link.setAttribute("href", "#");
link.textContent = "Link to XPI File";
// Empty the test case and add the link, if the link is not visible
// without scrolling, BrowserTestUtils.synthesizeMouseAtCenter may
// fail to trigger the mouse event.
document.body.innerHTML = "";
document.body.appendChild(link);
this.content.eval(`
const linkEl = document.querySelector("#link-to-xpi-file");
linkEl.onclick = () => {
// This is expected to trigger the install flow successfully if handling
// a user gesture DOM event, but to fail when triggered outside of it (as
// done a few line below).
window.location = "${xpiURL}";
};
`);
},
{ expectInstall: true, clickLink: true }
);
});
add_task(async function testFailureOnJSWithoutUserActivation() {
await runTestCase(
[XPI_URL],
xpiURL => {
this.content.eval(`window.location = "${xpiURL}";`);
},
{ expectInstall: false }
);
});
add_task(async function testFailureOnJSWithoutUserActivation() {
await runTestCase(
[XPI_URL],
xpiURL => {
this.content.eval(`
const frame = document.createElement("iframe");
frame.src = "${xpiURL}";
document.body.innerHTML = "";
document.body.appendChild(frame);
`);
},
{ expectInstall: false }
);
});