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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/. */
"use strict";
add_task(async function () {
await BrowserTestUtils.withNewTab(
{
gBrowser,
url: `data:text/html,
<html>
<head>
<meta charset="utf-8"/>
<title>Accessibility Test</title>
</head>
<body></body>
</html>`,
},
async function (browser) {
info(
"Creating a service in parent and waiting for service to be created " +
"in content"
);
await loadContentScripts(browser, {
script: "Common.sys.mjs",
symbol: "CommonUtils",
});
// Create a11y service in the main process. This will trigger creating of
// the a11y service in parent as well.
const [parentA11yInitObserver, parentA11yInit] = initAccService();
const [contentA11yInitObserver, contentA11yInit] =
initAccService(browser);
let [parentConsumersChangedObserver, parentConsumersChanged] =
accConsumersChanged();
let [contentConsumersChangedObserver, contentConsumersChanged] =
accConsumersChanged(browser);
await Promise.all([
parentA11yInitObserver,
contentA11yInitObserver,
parentConsumersChangedObserver,
contentConsumersChangedObserver,
]);
let accService = Cc["@mozilla.org/accessibilityService;1"].getService(
Ci.nsIAccessibilityService
);
ok(accService, "Service initialized in parent");
await Promise.all([parentA11yInit, contentA11yInit]);
await parentConsumersChanged.then(data =>
Assert.deepEqual(
data,
{
XPCOM: true,
MainProcess: false,
PlatformAPI: false,
},
"Accessibility service consumers in parent are correct."
)
);
await contentConsumersChanged.then(data =>
Assert.deepEqual(
data,
{
XPCOM: false,
MainProcess: true,
PlatformAPI: false,
},
"Accessibility service consumers in content are correct."
)
);
Assert.deepEqual(
JSON.parse(accService.getConsumers()),
{
XPCOM: true,
MainProcess: false,
PlatformAPI: false,
},
"Accessibility service consumers in parent are correct."
);
info(
"Removing a service in parent and waiting for service to be shut " +
"down in content"
);
// Remove a11y service reference in the main process.
const [parentA11yShutdownObserver, parentA11yShutdown] =
shutdownAccService();
const [contentA11yShutdownObserver, contentA11yShutdown] =
shutdownAccService(browser);
[parentConsumersChangedObserver, parentConsumersChanged] =
accConsumersChanged();
[contentConsumersChangedObserver, contentConsumersChanged] =
accConsumersChanged(browser);
await Promise.all([
parentA11yShutdownObserver,
contentA11yShutdownObserver,
parentConsumersChangedObserver,
contentConsumersChangedObserver,
]);
accService = null;
ok(!accService, "Service is removed in parent");
// Force garbage collection that should trigger shutdown in both main and
// content process.
forceGC();
await Promise.all([parentA11yShutdown, contentA11yShutdown]);
await parentConsumersChanged.then(data =>
Assert.deepEqual(
data,
{
XPCOM: false,
MainProcess: false,
PlatformAPI: false,
},
"Accessibility service consumers are correct."
)
);
await contentConsumersChanged.then(data =>
Assert.deepEqual(
data,
{
XPCOM: false,
MainProcess: false,
PlatformAPI: false,
},
"Accessibility service consumers are correct."
)
);
}
);
});
|
