Source code
Revision control
Copy as Markdown
Other Tools
/*
* Any copyright is dedicated to the Public Domain.
*/
/* eslint-disable mozilla/no-comparison-or-assignment-inside-ok */
function info(text) {
}
function ok(test, message) {
postMessage({ type: "ok", test, message });
}
/**
* Returns a handler function for an online/offline event. The returned handler
* ensures the passed event object has expected properties and that the handler
* is called at the right moment (according to the gState variable).
* @param nameTemplate The string identifying the hanlder. '%1' in that
* string will be replaced with the event name.
* @param eventName 'online' or 'offline'
* @param expectedState value of gState at the moment the handler is called.
* The handler increases gState by one before checking
* if it matches expectedState.
*/
function makeHandler(nameTemplate, eventName, expectedState, prefix, custom) {
prefix += ": ";
return function (e) {
var name = nameTemplate.replace(/%1/, eventName);
ok(e.constructor == Event, prefix + "event should be an Event");
ok(e.type == eventName, prefix + "event type should be " + eventName);
ok(!e.bubbles, prefix + "event should not bubble");
ok(!e.cancelable, prefix + "event should not be cancelable");
ok(
e.target == self,
prefix + "the event target should be the worker scope"
);
ok(
eventName == "online" ? navigator.onLine : !navigator.onLine,
prefix +
"navigator.onLine " +
navigator.onLine +
" should reflect event " +
eventName
);
if (custom) {
custom();
}
};
}
var lastTest = false;
function lastTestTest() {
if (lastTest) {
postMessage({ type: "finished" });
close();
}
}
for (var event of ["online", "offline"]) {
addEventListener(
event,
makeHandler(
"addEventListener('%1', ..., false)",
event,
1,
"Child Worker",
lastTestTest
),
false
);
}
onmessage = function (e) {
if (e.data.type === "lastTest") {
lastTest = true;
} else if (e.data.type === "navigatorState") {
ok(
e.data.state === navigator.onLine,
"Child and parent navigator state should match"
);
}
};
postMessage({ type: "ready" });