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Test Info:
/* Any copyright is dedicated to the Public Domain.
"use strict";
/**
* Test that the window-global-handler-created event gets emitted for each
* individual frame's browsing context.
*/
add_task(async function test_windowGlobalHandlerCreated() {
const events = [];
const rootMessageHandler = createRootMessageHandler(
"session-id-event_with_frames"
);
info("Add a new session data item to get window global handlers created");
await rootMessageHandler.addSessionDataItem({
moduleName: "command",
category: "browser_session_data_browser_element",
contextDescriptor: {
type: ContextDescriptorType.All,
},
values: [true],
});
const onEvent = (evtName, wrappedEvt) => {
if (wrappedEvt.name === "window-global-handler-created") {
console.info(`Received event for context ${wrappedEvt.data.contextId}`);
events.push(wrappedEvt.data);
}
};
rootMessageHandler.on("message-handler-event", onEvent);
info("Navigate the initial tab to the test URL");
const browser = gBrowser.selectedTab.linkedBrowser;
await loadURL(browser, createTestMarkupWithFrames());
const contexts = browser.browsingContext.getAllBrowsingContextsInSubtree();
is(contexts.length, 4, "Test tab has 3 children contexts (4 in total)");
// Wait for all the events
await TestUtils.waitForCondition(() => events.length >= 4);
for (const context of contexts) {
const contextEvents = events.filter(evt => {
return (
evt.contextId === context.id &&
evt.innerWindowId === context.currentWindowGlobal.innerWindowId
);
});
is(contextEvents.length, 1, `Found event for context ${context.id}`);
}
rootMessageHandler.off("message-handler-event", onEvent);
rootMessageHandler.destroy();
});