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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
var { WebChannel } = ChromeUtils.importESModule(
"resource://gre/modules/WebChannel.sys.mjs"
);
const { PermissionTestUtils } = ChromeUtils.import(
"resource://testing-common/PermissionTestUtils.jsm"
);
const TEST_URL_TAIL =
"example.com/browser/browser/base/content/test/general/test_remoteTroubleshoot.html";
const TEST_URI_GOOD = Services.io.newURI("https://" + TEST_URL_TAIL);
const TEST_URI_BAD = Services.io.newURI("http://" + TEST_URL_TAIL);
const TEST_URI_GOOD_OBJECT = Services.io.newURI(
"https://" + TEST_URL_TAIL + "?object"
);
// Creates a one-shot web-channel for the test data to be sent back from the test page.
function promiseChannelResponse(channelID, originOrPermission) {
return new Promise((resolve, reject) => {
let channel = new WebChannel(channelID, originOrPermission);
channel.listen((id, data, target) => {
channel.stopListening();
resolve(data);
});
});
}
// Loads the specified URI in a new tab and waits for it to send us data on our
// test web-channel and resolves with that data.
function promiseNewChannelResponse(uri) {
let channelPromise = promiseChannelResponse(
"test-remote-troubleshooting-backchannel",
uri
);
let tab = gBrowser.addTab(uri.spec, {
inBackground: false,
triggeringPrincipal: Services.scriptSecurityManager.getSystemPrincipal(),
});
return promiseTabLoaded(tab)
.then(() => channelPromise)
.then(data => {
gBrowser.removeTab(tab);
return data;
});
}
add_task(async function() {
// We haven't set a permission yet - so even the "good" URI should fail.
let got = await promiseNewChannelResponse(TEST_URI_GOOD);
// Should return an error.
Assert.ok(
got.message.errno === 2,
"should have failed with errno 2, no such channel"
);
// Add a permission manager entry for our URI.
PermissionTestUtils.add(
TEST_URI_GOOD,
"remote-troubleshooting",
Services.perms.ALLOW_ACTION
);
registerCleanupFunction(() => {
PermissionTestUtils.remove(TEST_URI_GOOD, "remote-troubleshooting");
});
// Try again - now we are expecting a response with the actual data.
got = await promiseNewChannelResponse(TEST_URI_GOOD);
// Check some keys we expect to always get.
Assert.ok(got.message.addons, "should have addons");
Assert.ok(got.message.graphics, "should have graphics");
// Check we have channel and build ID info:
Assert.equal(
got.message.application.buildID,
Services.appinfo.appBuildID,
"should have correct build ID"
);
let updateChannel = null;
try {
updateChannel = ChromeUtils.importESModule(
"resource://gre/modules/UpdateUtils.sys.mjs"
).UpdateUtils.UpdateChannel;
} catch (ex) {}
if (!updateChannel) {
Assert.ok(
!("updateChannel" in got.message.application),
"should not have update channel where not available."
);
} else {
Assert.equal(
got.message.application.updateChannel,
updateChannel,
"should have correct update channel."
);
}
// And check some keys we know we decline to return.
Assert.ok(
!got.message.modifiedPreferences,
"should not have a modifiedPreferences key"
);
Assert.ok(
!got.message.printingPreferences,
"should not have a printingPreferences key"
);
Assert.ok(!got.message.crashes, "should not have crash info");
// Now a http:// URI - should receive an error
got = await promiseNewChannelResponse(TEST_URI_BAD);
Assert.ok(
got.message.errno === 2,
"should have failed with errno 2, no such channel"
);
// Check that the page can send an object as well if it's in the whitelist
let webchannelWhitelistPref = "webchannel.allowObject.urlWhitelist";
let origWhitelist = Services.prefs.getCharPref(webchannelWhitelistPref);
let newWhitelist = origWhitelist + " https://example.com";
Services.prefs.setCharPref(webchannelWhitelistPref, newWhitelist);
registerCleanupFunction(() => {
Services.prefs.clearUserPref(webchannelWhitelistPref);
});
got = await promiseNewChannelResponse(TEST_URI_GOOD_OBJECT);
Assert.ok(got.message, "should have gotten some data back");
});
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