service_worker_event_dispatching_browsertest.cc

// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include <utility>

#include "base/test/scoped_feature_list.h"
#include "chrome/browser/extensions/api/web_navigation/web_navigation_api_helpers.h"
#include "chrome/browser/extensions/extension_browsertest.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/browser.h"
#include "content/public/browser/service_worker_context.h"
#include "content/public/browser/web_contents.h"
#include "content/public/test/browser_test.h"
#include "content/public/test/browser_test_utils.h"
#include "content/public/test/mock_navigation_handle.h"
#include "content/public/test/service_worker_test_helpers.h"
#include "extensions/browser/event_router.h"
#include "extensions/browser/service_worker/service_worker_test_utils.h"
#include "extensions/common/extension_features.h"
#include "extensions/test/extension_test_message_listener.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/blink/public/common/service_worker/embedded_worker_status.h"
#include "third_party/blink/public/mojom/service_worker/service_worker_database.mojom-forward.h"

namespace extensions {

namespace {

constexpr char kTestExtensionId[] = …;

DispatchWebNavigationEventCallback;
TestServiceWorkerTaskQueueObserver;

TestServiceWorkerContextObserver;

// Monitors the worker's running status and allows a callback to be run when the
// running status matches a specific `blink::EmbeddedWorkerStatus` running
// status.
class TestExtensionServiceWorkerRunningStatusObserver
    : public content::ServiceWorkerTestHelper { … };

class ServiceWorkerEventDispatchingBrowserTest : public ExtensionBrowserTest { … };

// Tests that dispatching an event to a worker with status
// `blink::EmbeddedWorkerStatus::kRunning` succeeds.
IN_PROC_BROWSER_TEST_F(ServiceWorkerEventDispatchingBrowserTest,
                       DispatchToRunningWorker) { … }

// Tests that dispatching an event to a worker with status
// `blink::EmbeddedWorkerStatus::kStopped` succeeds. This logic is laid out
// differently than in the other test cases because we can't currently detect
// precisely when a worker enters the stopped status.
IN_PROC_BROWSER_TEST_F(ServiceWorkerEventDispatchingBrowserTest,
                       DispatchToStoppedWorker) { … }

// Tests that dispatching an event to a worker with status
// `blink::EmbeddedWorkerStatus::kStarting` succeeds. This test first
// installs the extension and waits for the worker to fully start. Then stops it
// and starts it again to catch the kStarting status. This is to avoid event
// acknowledgments on install we aren't trying to test for.
// TODO(jlulejian): If we suspect or see worker bugs that occur on extension
// install then create test cases where we dispatch events immediately on
// extension install.
IN_PROC_BROWSER_TEST_F(ServiceWorkerEventDispatchingBrowserTest,
                       DispatchToStartingWorker) { … }

// Tests that dispatching an event to a
// worker with status `blink::EmbeddedWorkerStatus::kStopping` succeeds.
IN_PROC_BROWSER_TEST_F(ServiceWorkerEventDispatchingBrowserTest,
                       DispatchToStoppingWorker) { … }

// Tests that we will not attempt to redundantly start a worker if it is
// in the kStarting status (meaning: there are pending events/tasks to
// process).
IN_PROC_BROWSER_TEST_F(ServiceWorkerEventDispatchingBrowserTest,
                       StartingWorkerIsNotStartRequested) { … }

// Tests the behavior of service worker start requests when a worker is already
// running.
IN_PROC_BROWSER_TEST_F(ServiceWorkerEventDispatchingBrowserTest,
                       StartedWorkerRedundantStarts) { … }

// TODO(crbug.com/40276609): Create test for event dispatching that uses the
// `EventRouter::DispatchEventToSender()` event flow.

// TODO(crbug.com/40072982): Test that kBadRequestId no longer kills the service
// worker renderer with a test that mimics receiving a stale ack to the browser.

}  // namespace

}  // namespace extensions
chromium/chrome/browser/extensions/service_worker_event_dispatching_browsertest.cc
