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// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/test/test_blink_web_unit_test_support.h"
#include <memory>
#include "base/files/file_path.h"
#include "base/files/file_util.h"
#include "base/files/scoped_temp_dir.h"
#include "base/functional/bind.h"
#include "base/functional/callback.h"
#include "base/message_loop/message_pump.h"
#include "base/message_loop/message_pump_type.h"
#include "base/path_service.h"
#include "base/strings/utf_string_conversions.h"
#include "base/task/single_thread_task_runner.h"
#include "base/task/thread_pool/thread_pool_instance.h"
#include "base/test/null_task_runner.h"
#include "base/test/task_environment.h"
#include "base/threading/platform_thread.h"
#include "build/build_config.h"
#include "cc/trees/layer_tree_settings.h"
#include "content/child/child_process.h"
#include "media/base/media.h"
#include "media/media_buildflags.h"
#include "mojo/public/cpp/bindings/binder_map.h"
#include "net/cookies/cookie_monster.h"
#include "third_party/blink/public/common/thread_safe_browser_interface_broker_proxy.h"
#include "third_party/blink/public/platform/platform.h"
#include "third_party/blink/public/platform/scheduler/test/renderer_scheduler_test_support.h"
#include "third_party/blink/public/platform/scheduler/web_thread_scheduler.h"
#include "third_party/blink/public/platform/web_connection_type.h"
#include "third_party/blink/public/platform/web_data.h"
#include "third_party/blink/public/platform/web_network_state_notifier.h"
#include "third_party/blink/public/platform/web_runtime_features.h"
#include "third_party/blink/public/platform/web_string.h"
#include "third_party/blink/public/platform/web_url.h"
#include "third_party/blink/public/strings/grit/blink_strings.h"
#include "third_party/blink/public/web/blink.h"
#include "tools/v8_context_snapshot/buildflags.h"
#include "v8/include/v8.h"
#if BUILDFLAG(IS_APPLE)
#include "base/apple/foundation_util.h"
#include "base/apple/scoped_nsautorelease_pool.h"
#endif
#ifdef V8_USE_EXTERNAL_STARTUP_DATA
#include "gin/v8_initializer.h" // nogncheck
#endif
#include "third_party/webrtc/rtc_base/rtc_certificate.h" // nogncheck
using blink::WebString;
namespace {
#if defined(V8_USE_EXTERNAL_STARTUP_DATA)
#if BUILDFLAG(USE_V8_CONTEXT_SNAPSHOT)
constexpr gin::V8SnapshotFileType kSnapshotType =
gin::V8SnapshotFileType::kWithAdditionalContext;
#else
constexpr gin::V8SnapshotFileType kSnapshotType =
gin::V8SnapshotFileType::kDefault;
#endif
#endif
content::TestBlinkWebUnitTestSupport* g_test_platform = nullptr;
} // namespace
namespace content {
TestBlinkWebUnitTestSupport::TestBlinkWebUnitTestSupport(
SchedulerType scheduler_type,
std::string additional_v8_flags) {
#if BUILDFLAG(IS_APPLE)
base::apple::ScopedNSAutoreleasePool autorelease_pool;
#endif
#if defined(V8_USE_EXTERNAL_STARTUP_DATA)
gin::V8Initializer::LoadV8Snapshot(kSnapshotType);
#endif
// Test shell always exposes the GC, and some tests need to modify flags so do
// not freeze them on initialization.
std::string v8_flags("--expose-gc --no-freeze-flags-after-init");
v8_flags += additional_v8_flags;
blink::Platform::InitializeBlink();
scoped_refptr<base::SingleThreadTaskRunner> dummy_task_runner;
std::unique_ptr<base::SingleThreadTaskRunner::CurrentDefaultHandle>
dummy_task_runner_handle;
if (scheduler_type == SchedulerType::kMockScheduler) {
main_thread_scheduler_ =
blink::scheduler::CreateWebMainThreadSchedulerForTests();
// Dummy task runner is initialized here because the blink::Initialize
// creates IsolateHolder which needs the current task runner handle. There
// should be no task posted to this task runner. The message loop is not
// created before this initialization because some tests need specific kinds
// of message loops, and their types are not known upfront. Some tests also
// create their own thread bundles or message loops, and doing the same in
// TestBlinkWebUnitTestSupport would introduce a conflict.
dummy_task_runner = base::MakeRefCounted<base::NullTaskRunner>();
dummy_task_runner_handle =
std::make_unique<base::SingleThreadTaskRunner::CurrentDefaultHandle>(
dummy_task_runner);
} else {
DCHECK_EQ(scheduler_type, SchedulerType::kRealScheduler);
main_thread_scheduler_ =
blink::scheduler::WebThreadScheduler::CreateMainThreadScheduler(
base::MessagePump::Create(base::MessagePumpType::DEFAULT));
base::test::TaskEnvironment::CreateThreadPool();
base::ThreadPoolInstance::Get()->StartWithDefaultParams();
}
// Set V8 flags.
v8::V8::SetFlagsFromString(v8_flags.c_str(), v8_flags.size());
// Makes Mojo calls to the browser. This is called inside
// blink::Initialize so it needs to be set first.
blink::WebRuntimeFeatures::EnableAndroidDownloadableFontsMatching(false);
mojo::BinderMap binders;
blink::InitializeWithoutIsolateForTesting(this, &binders,
main_thread_scheduler_.get());
g_test_platform = this;
blink::SetWebTestMode(true);
blink::WebRuntimeFeatures::EnableNotifications(true);
blink::WebRuntimeFeatures::EnableTouchEventFeatureDetection(true);
// Initialize NetworkStateNotifier.
blink::WebNetworkStateNotifier::SetWebConnection(
blink::WebConnectionType::kWebConnectionTypeUnknown,
std::numeric_limits<double>::infinity());
// Initialize libraries for media.
media::InitializeMediaLibrary();
}
TestBlinkWebUnitTestSupport::~TestBlinkWebUnitTestSupport() {
if (main_thread_scheduler_)
main_thread_scheduler_->Shutdown();
g_test_platform = nullptr;
}
blink::WebString TestBlinkWebUnitTestSupport::UserAgent() {
return blink::WebString::FromUTF8("test_runner/0.0.0.0");
}
blink::WebString TestBlinkWebUnitTestSupport::QueryLocalizedString(
int resource_id) {
// Returns placeholder strings to check if they are correctly localized.
switch (resource_id) {
case IDS_FORM_FILE_NO_FILE_LABEL:
return WebString::FromASCII("<<NoFileChosenLabel>>");
case IDS_FORM_OTHER_DATE_LABEL:
return WebString::FromASCII("<<OtherDate>>");
case IDS_FORM_OTHER_MONTH_LABEL:
return WebString::FromASCII("<<OtherMonth>>");
case IDS_FORM_OTHER_WEEK_LABEL:
return WebString::FromASCII("<<OtherWeek>>");
case IDS_FORM_CALENDAR_CLEAR:
return WebString::FromASCII("<<Clear>>");
case IDS_FORM_CALENDAR_TODAY:
return WebString::FromASCII("<<Today>>");
case IDS_FORM_THIS_MONTH_LABEL:
return WebString::FromASCII("<<ThisMonth>>");
case IDS_FORM_THIS_WEEK_LABEL:
return WebString::FromASCII("<<ThisWeek>>");
case IDS_FORM_VALIDATION_VALUE_MISSING:
return WebString::FromASCII("<<ValidationValueMissing>>");
case IDS_FORM_VALIDATION_VALUE_MISSING_SELECT:
return WebString::FromASCII("<<ValidationValueMissingForSelect>>");
case IDS_FORM_INPUT_WEEK_TEMPLATE:
return WebString::FromASCII("Week $2, $1");
default:
return blink::WebString();
}
}
blink::WebString TestBlinkWebUnitTestSupport::QueryLocalizedString(
int resource_id,
const blink::WebString& value) {
switch (resource_id) {
case IDS_FORM_VALIDATION_RANGE_UNDERFLOW:
return blink::WebString::FromASCII("range underflow");
case IDS_FORM_VALIDATION_RANGE_OVERFLOW:
return blink::WebString::FromASCII("range overflow");
case IDS_FORM_SELECT_MENU_LIST_TEXT:
return blink::WebString::FromASCII(value.Ascii() + " selected");
}
return BlinkPlatformImpl::QueryLocalizedString(resource_id, value);
}
blink::WebString TestBlinkWebUnitTestSupport::QueryLocalizedString(
int resource_id,
const blink::WebString& value1,
const blink::WebString& value2) {
switch (resource_id) {
case IDS_FORM_VALIDATION_TOO_LONG:
return blink::WebString::FromASCII("too long");
case IDS_FORM_VALIDATION_STEP_MISMATCH:
return blink::WebString::FromASCII("step mismatch");
}
return BlinkPlatformImpl::QueryLocalizedString(resource_id, value1, value2);
}
blink::WebString TestBlinkWebUnitTestSupport::DefaultLocale() {
return blink::WebString::FromASCII("en-US");
}
scoped_refptr<base::SingleThreadTaskRunner>
TestBlinkWebUnitTestSupport::GetIOTaskRunner() const {
return ChildProcess::current() ? ChildProcess::current()->io_task_runner()
: nullptr;
}
bool TestBlinkWebUnitTestSupport::IsThreadedAnimationEnabled() {
return threaded_animation_;
}
// static
bool TestBlinkWebUnitTestSupport::SetThreadedAnimationEnabled(bool enabled) {
DCHECK(g_test_platform)
<< "Not using TestBlinkWebUnitTestSupport as blink::Platform";
bool old = g_test_platform->threaded_animation_;
g_test_platform->threaded_animation_ = enabled;
return old;
}
} // namespace content
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