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Diffstat (limited to 'dom/workers/test/onLine_worker_head.js')
-rw-r--r-- | dom/workers/test/onLine_worker_head.js | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/dom/workers/test/onLine_worker_head.js b/dom/workers/test/onLine_worker_head.js new file mode 100644 index 0000000000..632821b1f4 --- /dev/null +++ b/dom/workers/test/onLine_worker_head.js @@ -0,0 +1,50 @@ +/* + * Any copyright is dedicated to the Public Domain. + * http://creativecommons.org/licenses/publicdomain/ + */ + +function info(text) { + dump("Test for Bug 925437: worker: " + text + "\n"); +} + +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(); + } + }; +} |