From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- .../test/browser/browser_events_module.js | 281 +++++++++++++++++++++ 1 file changed, 281 insertions(+) create mode 100644 remote/shared/messagehandler/test/browser/browser_events_module.js (limited to 'remote/shared/messagehandler/test/browser/browser_events_module.js') diff --git a/remote/shared/messagehandler/test/browser/browser_events_module.js b/remote/shared/messagehandler/test/browser/browser_events_module.js new file mode 100644 index 0000000000..536c1d9754 --- /dev/null +++ b/remote/shared/messagehandler/test/browser/browser_events_module.js @@ -0,0 +1,281 @@ +/* Any copyright is dedicated to the Public Domain. + * http://creativecommons.org/publicdomain/zero/1.0/ */ + +"use strict"; + +const { RootMessageHandlerRegistry } = ChromeUtils.importESModule( + "chrome://remote/content/shared/messagehandler/RootMessageHandlerRegistry.sys.mjs" +); +const { RootMessageHandler } = ChromeUtils.importESModule( + "chrome://remote/content/shared/messagehandler/RootMessageHandler.sys.mjs" +); + +/** + * Emit an event from a WindowGlobal module triggered by a specific command. + * Check that the event is emitted on the RootMessageHandler as well as on + * the parent process MessageHandlerRegistry. + */ +add_task(async function test_event() { + const tab = BrowserTestUtils.addTab( + gBrowser, + "https://example.com/document-builder.sjs?html=tab" + ); + await BrowserTestUtils.browserLoaded(tab.linkedBrowser); + const browsingContext = tab.linkedBrowser.browsingContext; + + const rootMessageHandler = createRootMessageHandler("session-id-event"); + + // Events are emitted both as generic message-handler-event events as well + // as under their own name. We expect to receive the event for both. + const onHandlerEvent = rootMessageHandler.once("message-handler-event"); + const onNamedEvent = rootMessageHandler.once("event-from-window-global"); + // MessageHandlerRegistry should forward all the message-handler-events. + const onRegistryEvent = RootMessageHandlerRegistry.once( + "message-handler-registry-event" + ); + + callTestEmitEvent(rootMessageHandler, browsingContext.id); + + const messageHandlerEvent = await onHandlerEvent; + is( + messageHandlerEvent.name, + "event-from-window-global", + "Received event on the ROOT MessageHandler" + ); + is( + messageHandlerEvent.data.text, + `event from ${browsingContext.id}`, + "Received the expected payload" + ); + + const namedEvent = await onNamedEvent; + is( + namedEvent.text, + `event from ${browsingContext.id}`, + "Received the expected payload" + ); + + const registryEvent = await onRegistryEvent; + is( + registryEvent, + messageHandlerEvent, + "The event forwarded by the MessageHandlerRegistry is identical to the MessageHandler event" + ); + + rootMessageHandler.destroy(); + gBrowser.removeTab(tab); +}); + +/** + * Emit an event from a Root module triggered by a specific command. + * Check that the event is emitted on the RootMessageHandler. + */ +add_task(async function test_root_event() { + const rootMessageHandler = createRootMessageHandler("session-id-root_event"); + + // events are emitted both as generic message-handler-event events as + // well as under their own name. We expect to receive the event for both. + const onHandlerEvent = rootMessageHandler.once("message-handler-event"); + const onNamedEvent = rootMessageHandler.once("event-from-root"); + + rootMessageHandler.handleCommand({ + moduleName: "event", + commandName: "testEmitRootEvent", + destination: { + type: RootMessageHandler.type, + }, + }); + + const { name, data } = await onHandlerEvent; + is(name, "event-from-root", "Received event on the ROOT MessageHandler"); + is(data.text, "event from root", "Received the expected payload"); + + const namedEvent = await onNamedEvent; + is(namedEvent.text, "event from root", "Received the expected payload"); + + rootMessageHandler.destroy(); +}); + +/** + * Emit an event from a windowglobal-in-root module triggered by a specific command. + * Check that the event is emitted on the RootMessageHandler. + */ +add_task(async function test_windowglobal_in_root_event() { + const tab = BrowserTestUtils.addTab( + gBrowser, + "https://example.com/document-builder.sjs?html=tab" + ); + await BrowserTestUtils.browserLoaded(tab.linkedBrowser); + const browsingContext = tab.linkedBrowser.browsingContext; + + const rootMessageHandler = createRootMessageHandler( + "session-id-windowglobal_in_root_event" + ); + + // events are emitted both as generic message-handler-event events as + // well as under their own name. We expect to receive the event for both. + const onHandlerEvent = rootMessageHandler.once("message-handler-event"); + const onNamedEvent = rootMessageHandler.once( + "event-from-window-global-in-root" + ); + rootMessageHandler.handleCommand({ + moduleName: "event", + commandName: "testEmitWindowGlobalInRootEvent", + destination: { + type: WindowGlobalMessageHandler.type, + id: browsingContext.id, + }, + }); + + const { name, data } = await onHandlerEvent; + is( + name, + "event-from-window-global-in-root", + "Received event on the ROOT MessageHandler" + ); + is( + data.text, + `windowglobal-in-root event for ${browsingContext.id}`, + "Received the expected payload" + ); + + const namedEvent = await onNamedEvent; + is( + namedEvent.text, + `windowglobal-in-root event for ${browsingContext.id}`, + "Received the expected payload" + ); + + rootMessageHandler.destroy(); + gBrowser.removeTab(tab); +}); + +/** + * Emit an event from a windowglobal module, but from 2 different sessions. + * Check that the event is emitted by the corresponding RootMessageHandler as + * well as by the parent process MessageHandlerRegistry. + */ +add_task(async function test_event_multisession() { + const tab = BrowserTestUtils.addTab( + gBrowser, + "https://example.com/document-builder.sjs?html=tab" + ); + await BrowserTestUtils.browserLoaded(tab.linkedBrowser); + const browsingContextId = tab.linkedBrowser.browsingContext.id; + + const root1 = createRootMessageHandler("session-id-event_multisession-1"); + let root1Events = 0; + const onRoot1Event = function (evtName, wrappedEvt) { + if (wrappedEvt.name === "event-from-window-global") { + root1Events++; + } + }; + root1.on("message-handler-event", onRoot1Event); + + const root2 = createRootMessageHandler("session-id-event_multisession-2"); + let root2Events = 0; + const onRoot2Event = function (evtName, wrappedEvt) { + if (wrappedEvt.name === "event-from-window-global") { + root2Events++; + } + }; + root2.on("message-handler-event", onRoot2Event); + + let registryEvents = 0; + const onRegistryEvent = function (evtName, wrappedEvt) { + if (wrappedEvt.name === "event-from-window-global") { + registryEvents++; + } + }; + RootMessageHandlerRegistry.on( + "message-handler-registry-event", + onRegistryEvent + ); + + callTestEmitEvent(root1, browsingContextId); + callTestEmitEvent(root2, browsingContextId); + + info("Wait for root1 event to be received"); + await TestUtils.waitForCondition(() => root1Events === 1); + info("Wait for root2 event to be received"); + await TestUtils.waitForCondition(() => root2Events === 1); + + await TestUtils.waitForTick(); + is(root1Events, 1, "Session 1 only received 1 event"); + is(root2Events, 1, "Session 2 only received 1 event"); + is( + registryEvents, + 2, + "MessageHandlerRegistry forwarded events from both sessions" + ); + + root1.off("message-handler-event", onRoot1Event); + root2.off("message-handler-event", onRoot2Event); + RootMessageHandlerRegistry.off( + "message-handler-registry-event", + onRegistryEvent + ); + root1.destroy(); + root2.destroy(); + gBrowser.removeTab(tab); +}); + +/** + * Test that events can be emitted from individual frame contexts and that + * events going through a shared content process MessageHandlerRegistry are not + * duplicated. + */ +add_task(async function test_event_with_frames() { + info("Navigate the initial tab to the test URL"); + const tab = gBrowser.selectedTab; + await loadURL(tab.linkedBrowser, createTestMarkupWithFrames()); + + const contexts = + tab.linkedBrowser.browsingContext.getAllBrowsingContextsInSubtree(); + is(contexts.length, 4, "Test tab has 3 children contexts (4 in total)"); + + const rootMessageHandler = createRootMessageHandler( + "session-id-event_with_frames" + ); + + const rootEvents = []; + const onRootEvent = function (evtName, wrappedEvt) { + if (wrappedEvt.name === "event-from-window-global") { + rootEvents.push(wrappedEvt.data.text); + } + }; + rootMessageHandler.on("message-handler-event", onRootEvent); + + const namedEvents = []; + const onNamedEvent = (name, event) => namedEvents.push(event.text); + rootMessageHandler.on("event-from-window-global", onNamedEvent); + + for (const context of contexts) { + callTestEmitEvent(rootMessageHandler, context.id); + info("Wait for root event to be received in both event arrays"); + await TestUtils.waitForCondition(() => + [namedEvents, rootEvents].every(events => + events.includes(`event from ${context.id}`) + ) + ); + } + + info("Wait for a bit and check that we did not receive duplicated events"); + await TestUtils.waitForTick(); + is(rootEvents.length, 4, "Only received 4 events"); + + rootMessageHandler.off("message-handler-event", onRootEvent); + rootMessageHandler.off("event-from-window-global", onNamedEvent); + rootMessageHandler.destroy(); +}); + +function callTestEmitEvent(rootMessageHandler, browsingContextId) { + rootMessageHandler.handleCommand({ + moduleName: "event", + commandName: "testEmitEvent", + destination: { + type: WindowGlobalMessageHandler.type, + id: browsingContextId, + }, + }); +} -- cgit v1.2.3