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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/modules/wake_lock/wake_lock_sentinel.h"
#include "base/functional/callback.h"
#include "base/run_loop.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/blink/renderer/bindings/core/v8/script_promise.h"
#include "third_party/blink/renderer/bindings/core/v8/script_promise_resolver.h"
#include "third_party/blink/renderer/core/dom/events/native_event_listener.h"
#include "third_party/blink/renderer/core/frame/local_dom_window.h"
#include "third_party/blink/renderer/core/frame/local_frame.h"
#include "third_party/blink/renderer/core/frame/navigator.h"
#include "third_party/blink/renderer/modules/event_target_modules_names.h"
#include "third_party/blink/renderer/modules/wake_lock/wake_lock.h"
#include "third_party/blink/renderer/modules/wake_lock/wake_lock_manager.h"
#include "third_party/blink/renderer/modules/wake_lock/wake_lock_test_utils.h"
#include "third_party/blink/renderer/platform/heap/garbage_collected.h"
#include "third_party/blink/renderer/platform/testing/task_environment.h"
#include "v8/include/v8.h"
namespace blink {
namespace {
class SyncEventListener final : public NativeEventListener {
public:
explicit SyncEventListener(base::OnceClosure invocation_callback)
: invocation_callback_(std::move(invocation_callback)) {}
void Invoke(ExecutionContext*, Event*) override {
DCHECK(invocation_callback_);
std::move(invocation_callback_).Run();
}
private:
base::OnceClosure invocation_callback_;
};
} // namespace
TEST(WakeLockSentinelTest, SentinelType) {
test::TaskEnvironment task_environment;
MockWakeLockService wake_lock_service;
WakeLockTestingContext context(&wake_lock_service);
auto* sentinel = MakeGarbageCollected<WakeLockSentinel>(
context.GetScriptState(), V8WakeLockType::Enum::kScreen,
/*manager=*/nullptr);
EXPECT_EQ("screen", sentinel->type().AsString());
sentinel = MakeGarbageCollected<WakeLockSentinel>(
context.GetScriptState(), V8WakeLockType::Enum::kSystem,
/*manager=*/nullptr);
EXPECT_EQ("system", sentinel->type().AsString());
}
TEST(WakeLockSentinelTest, SentinelReleased) {
test::TaskEnvironment task_environment;
MockWakeLockService wake_lock_service;
WakeLockTestingContext context(&wake_lock_service);
auto* manager = MakeGarbageCollected<WakeLockManager>(
context.DomWindow(), V8WakeLockType::Enum::kScreen);
auto* sentinel = MakeGarbageCollected<WakeLockSentinel>(
context.GetScriptState(), V8WakeLockType::Enum::kScreen, manager);
EXPECT_FALSE(sentinel->released());
manager = MakeGarbageCollected<WakeLockManager>(
context.DomWindow(), V8WakeLockType::Enum::kSystem);
sentinel = MakeGarbageCollected<WakeLockSentinel>(
context.GetScriptState(), V8WakeLockType::Enum::kSystem, manager);
EXPECT_FALSE(sentinel->released());
}
TEST(WakeLockSentinelTest, MultipleReleaseCalls) {
test::TaskEnvironment task_environment;
MockWakeLockService wake_lock_service;
WakeLockTestingContext context(&wake_lock_service);
auto* manager = MakeGarbageCollected<WakeLockManager>(
context.DomWindow(), V8WakeLockType::Enum::kScreen);
auto* resolver =
MakeGarbageCollected<ScriptPromiseResolver<WakeLockSentinel>>(
context.GetScriptState());
auto promise = resolver->Promise();
manager->AcquireWakeLock(resolver);
context.WaitForPromiseFulfillment(promise);
auto* sentinel = ScriptPromiseUtils::GetPromiseResolutionAsWakeLockSentinel(
context.GetScriptState()->GetIsolate(), promise);
ASSERT_NE(nullptr, sentinel);
EXPECT_FALSE(sentinel->released());
base::RunLoop run_loop;
auto* event_listener =
MakeGarbageCollected<SyncEventListener>(run_loop.QuitClosure());
sentinel->addEventListener(event_type_names::kRelease, event_listener,
/*use_capture=*/false);
sentinel->release(context.GetScriptState());
run_loop.Run();
sentinel->removeEventListener(event_type_names::kRelease, event_listener,
/*use_capture=*/false);
EXPECT_EQ(nullptr, sentinel->manager_);
EXPECT_TRUE(sentinel->released());
event_listener = MakeGarbageCollected<SyncEventListener>(WTF::BindOnce([]() {
EXPECT_TRUE(false) << "This event handler should not be reached.";
}));
sentinel->addEventListener(event_type_names::kRelease, event_listener);
sentinel->release(context.GetScriptState());
EXPECT_TRUE(sentinel->released());
}
TEST(WakeLockSentinelTest, ContextDestruction) {
test::TaskEnvironment task_environment;
MockWakeLockService wake_lock_service;
WakeLockTestingContext context(&wake_lock_service);
context.GetPermissionService().SetPermissionResponse(
V8WakeLockType::Enum::kScreen, mojom::blink::PermissionStatus::GRANTED);
auto* screen_resolver =
MakeGarbageCollected<ScriptPromiseResolver<WakeLockSentinel>>(
context.GetScriptState());
auto screen_promise = screen_resolver->Promise();
auto* wake_lock = WakeLock::wakeLock(*context.DomWindow()->navigator());
wake_lock->DoRequest(V8WakeLockType::Enum::kScreen, screen_resolver);
WakeLockManager* manager =
wake_lock->managers_[static_cast<size_t>(V8WakeLockType::Enum::kScreen)];
ASSERT_TRUE(manager);
context.WaitForPromiseFulfillment(screen_promise);
auto* sentinel = ScriptPromiseUtils::GetPromiseResolutionAsWakeLockSentinel(
context.GetScriptState()->GetIsolate(), screen_promise);
ASSERT_TRUE(sentinel);
auto* event_listener =
MakeGarbageCollected<SyncEventListener>(WTF::BindOnce([]() {
EXPECT_TRUE(false) << "This event handler should not be reached.";
}));
sentinel->addEventListener(event_type_names::kRelease, event_listener);
EXPECT_TRUE(sentinel->HasPendingActivity());
context.DomWindow()->FrameDestroyed();
// If the method returns false the object can be GC'ed.
EXPECT_FALSE(sentinel->HasPendingActivity());
}
TEST(WakeLockSentinelTest, HasPendingActivityConditions) {
test::TaskEnvironment task_environment;
MockWakeLockService wake_lock_service;
WakeLockTestingContext context(&wake_lock_service);
auto* manager = MakeGarbageCollected<WakeLockManager>(
context.DomWindow(), V8WakeLockType::Enum::kScreen);
auto* resolver =
MakeGarbageCollected<ScriptPromiseResolver<WakeLockSentinel>>(
context.GetScriptState());
auto promise = resolver->Promise();
manager->AcquireWakeLock(resolver);
context.WaitForPromiseFulfillment(promise);
auto* sentinel = ScriptPromiseUtils::GetPromiseResolutionAsWakeLockSentinel(
context.GetScriptState()->GetIsolate(), promise);
ASSERT_TRUE(sentinel);
// A new WakeLockSentinel was created and it can be GC'ed.
EXPECT_FALSE(sentinel->HasPendingActivity());
base::RunLoop run_loop;
auto* event_listener =
MakeGarbageCollected<SyncEventListener>(run_loop.QuitClosure());
sentinel->addEventListener(event_type_names::kRelease, event_listener);
// The sentinel cannot be GC'ed, it has an event listener and it has not been
// released.
EXPECT_TRUE(sentinel->HasPendingActivity());
// An event such as a page visibility change will eventually call this method.
manager->ClearWakeLocks();
run_loop.Run();
// The sentinel can be GC'ed even though it still has an event listener, as
// it has already been released.
EXPECT_FALSE(sentinel->HasPendingActivity());
}
} // namespace blink
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