cef/tests/ceftests/send_shared_process_message...

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// Copyright (c) 2022 The Chromium Embedded Framework Authors. All rights
// reserved. Use of this source code is governed by a BSD-style license that
// can be found in the LICENSE file.
#include "include/base/cef_callback.h"
#include "include/cef_shared_process_message_builder.h"
#include "include/cef_task.h"
#include "include/wrapper/cef_closure_task.h"
#include "tests/ceftests/test_handler.h"
#include "tests/gtest/include/gtest/gtest.h"
#include "tests/shared/renderer/client_app_renderer.h"
#include <array>
using client::ClientAppRenderer;
namespace {
struct TestData {
bool flag = true;
int value = 1;
double d_value = 77.77;
std::array<size_t, 50> buffer{};
};
const char kSharedMessageUrl[] = "http://tests/SendSharedProcessMessageTest";
const char kSharedMessageName[] = "SendSharedProcessMessageTest";
CefRefPtr<CefProcessMessage> CreateTestMessage(const TestData& data) {
auto builder =
CefSharedProcessMessageBuilder::Create(kSharedMessageName, sizeof(data));
std::memcpy(builder->Memory(), reinterpret_cast<const void*>(&data),
sizeof(data));
return builder->Build();
}
// Renderer side.
class SharedMessageRendererTest final : public ClientAppRenderer::Delegate {
public:
bool OnProcessMessageReceived(CefRefPtr<ClientAppRenderer> app,
CefRefPtr<CefBrowser> browser,
CefRefPtr<CefFrame> frame,
CefProcessId source_process,
CefRefPtr<CefProcessMessage> message) override {
if (message->GetName() == kSharedMessageName) {
EXPECT_TRUE(browser.get());
EXPECT_TRUE(frame.get());
EXPECT_EQ(PID_BROWSER, source_process);
EXPECT_TRUE(message.get());
EXPECT_TRUE(message->IsValid());
EXPECT_TRUE(message->IsReadOnly());
EXPECT_EQ(message->GetArgumentList(), nullptr);
const std::string& url = frame->GetURL();
if (url == kSharedMessageUrl) {
// Echo the message back to the sender natively.
frame->SendProcessMessage(PID_BROWSER, message);
EXPECT_FALSE(message->IsValid());
return true;
}
}
return false;
}
IMPLEMENT_REFCOUNTING(SharedMessageRendererTest);
};
// Browser side.
class SharedMessageTestHandler final : public TestHandler {
public:
explicit SharedMessageTestHandler(cef_thread_id_t send_thread)
: send_thread_(send_thread) {}
void RunTest() override {
AddResource(kSharedMessageUrl, "<html><body>TEST</body></html>",
"text/html");
CreateBrowser(kSharedMessageUrl);
// Time out the test after a reasonable period of time.
SetTestTimeout();
}
void OnLoadEnd(CefRefPtr<CefBrowser> browser,
CefRefPtr<CefFrame> frame,
int httpStatusCode) override {
EXPECT_TRUE(CefCurrentlyOn(TID_UI));
// Send the message to the renderer process.
if (!CefCurrentlyOn(send_thread_)) {
CefPostTask(send_thread_,
base::BindOnce(&SharedMessageTestHandler::SendProcessMessage,
this, browser, frame));
} else {
SendProcessMessage(browser, frame);
}
}
bool OnProcessMessageReceived(CefRefPtr<CefBrowser> browser,
CefRefPtr<CefFrame> frame,
CefProcessId source_process,
CefRefPtr<CefProcessMessage> message) override {
EXPECT_TRUE(CefCurrentlyOn(TID_UI));
EXPECT_TRUE(browser.get());
EXPECT_TRUE(frame.get());
EXPECT_EQ(PID_RENDERER, source_process);
EXPECT_TRUE(message.get());
EXPECT_TRUE(message->IsValid());
EXPECT_TRUE(message->IsReadOnly());
EXPECT_EQ(message->GetArgumentList(), nullptr);
// Verify that the recieved message is the same as the sent message.
auto region = message->GetSharedMemoryRegion();
const TestData* received = static_cast<const TestData*>(region->Memory());
EXPECT_EQ(data_.flag, received->flag);
EXPECT_EQ(data_.value, received->value);
EXPECT_EQ(data_.d_value, received->d_value);
got_message_.yes();
// Test is complete.
DestroyTest();
return true;
}
protected:
void DestroyTest() override {
EXPECT_TRUE(got_message_);
TestHandler::DestroyTest();
}
private:
void SendProcessMessage(const CefRefPtr<CefBrowser>& browser,
const CefRefPtr<CefFrame>& frame) {
EXPECT_TRUE(CefCurrentlyOn(send_thread_));
auto message = CreateTestMessage(data_);
frame->SendProcessMessage(PID_RENDERER, message);
// The message is invalidated immediately
EXPECT_FALSE(message->IsValid());
}
cef_thread_id_t send_thread_;
TrackCallback got_message_;
const TestData data_;
IMPLEMENT_REFCOUNTING(SharedMessageTestHandler);
};
} // namespace
TEST(SendSharedProcessMessageTest, CanSendAndReceiveFromUiThread) {
CefRefPtr<SharedMessageTestHandler> handler =
new SharedMessageTestHandler(TID_UI);
handler->ExecuteTest();
ReleaseAndWaitForDestructor(handler);
}
TEST(SendSharedProcessMessageTest, CanSendAndReceiveFromIoThread) {
CefRefPtr<SharedMessageTestHandler> handler =
new SharedMessageTestHandler(TID_IO);
handler->ExecuteTest();
ReleaseAndWaitForDestructor(handler);
}
// Entry point for creating shared process message renderer test objects.
// Called from client_app_delegates.cc.
void CreateSharedProcessMessageTests(
ClientAppRenderer::DelegateSet& delegates) {
delegates.insert(new SharedMessageRendererTest());
}