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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/translate/translate_frame_binder.h"
#include "base/functional/bind.h"
#include "base/run_loop.h"
#include "build/chromeos_buildflags.h"
#include "chrome/browser/chrome_content_browser_client.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/test/base/in_process_browser_test.h"
#include "chrome/test/base/ui_test_utils.h"
#include "components/translate/content/common/translate.mojom.h"
#include "content/public/browser/web_contents.h"
#include "content/public/common/content_client.h"
#include "content/public/test/browser_test.h"
#include "content/public/test/fenced_frame_test_util.h"
#include "content/public/test/prerender_test_util.h"
#include "mojo/public/cpp/bindings/binder_map.h"
#include "net/test/embedded_test_server/embedded_test_server.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "url/gurl.h"
namespace translate {
namespace {
class TestTranslateDriverBindingContentBrowserClient
: public ChromeContentBrowserClient {
public:
TestTranslateDriverBindingContentBrowserClient() = default;
~TestTranslateDriverBindingContentBrowserClient() override = default;
void RegisterBrowserInterfaceBindersForFrame(
content::RenderFrameHost* render_frame_host,
mojo::BinderMapWithContext<content::RenderFrameHost*>* map) override {
ChromeContentBrowserClient::RegisterBrowserInterfaceBindersForFrame(
render_frame_host, map);
// Override binding for translate::mojom::ContentTranslateDriver.
map->Add<translate::mojom::ContentTranslateDriver>(base::BindRepeating(
&TestTranslateDriverBindingContentBrowserClient::BindTest,
weak_factory_.GetWeakPtr()));
}
void BindTest(content::RenderFrameHost* render_frame_host,
mojo::PendingReceiver<translate::mojom::ContentTranslateDriver>
receiver) {
// It should be called on the active page.
ASSERT_EQ(render_frame_host->GetLifecycleState(),
content::RenderFrameHost::LifecycleState::kActive);
translate::BindContentTranslateDriver(render_frame_host,
std::move(receiver));
// Check if |render_frame_host| is a primary main frame again here even
// though BindContentTranslateDriver method already checks it, since it's
// difficult to know if the method succeeds to bind the given receiver.
if (render_frame_host->IsInPrimaryMainFrame())
render_frame_binding_map_[render_frame_host] = true;
if (quit_on_binding_)
std::move(quit_on_binding_).Run();
}
bool WaitForBinding(content::RenderFrameHost* render_frame_host,
base::OnceClosure callback) {
if (IsBound(render_frame_host))
return false;
quit_on_binding_ = std::move(callback);
return true;
}
bool IsBound(content::RenderFrameHost* render_frame_host) {
return render_frame_binding_map_[render_frame_host];
}
private:
base::OnceClosure quit_on_binding_;
std::map<content::RenderFrameHost*, bool> render_frame_binding_map_;
base::WeakPtrFactory<TestTranslateDriverBindingContentBrowserClient>
weak_factory_{this};
};
} // namespace
class TranslateFrameBinderBrowserTest : public InProcessBrowserTest {
public:
TranslateFrameBinderBrowserTest() = default;
~TranslateFrameBinderBrowserTest() override = default;
void SetUpOnMainThread() override {
ASSERT_TRUE(test_server_handle_ =
embedded_test_server()->StartAndReturnHandle());
}
content::WebContents* web_contents() const {
return browser()->tab_strip_model()->GetActiveWebContents();
}
private:
net::test_server::EmbeddedTestServerHandle test_server_handle_;
};
class TranslateFrameBinderPrerenderBrowserTest
: public TranslateFrameBinderBrowserTest {
public:
TranslateFrameBinderPrerenderBrowserTest()
: prerender_helper_(base::BindRepeating(
&TranslateFrameBinderPrerenderBrowserTest::web_contents,
base::Unretained(this))) {}
~TranslateFrameBinderPrerenderBrowserTest() override = default;
void SetUp() override {
prerender_helper_.RegisterServerRequestMonitor(embedded_test_server());
TranslateFrameBinderBrowserTest::SetUp();
}
content::test::PrerenderTestHelper* prerender_helper() {
return &prerender_helper_;
}
private:
content::test::PrerenderTestHelper prerender_helper_;
};
// Tests that mojom::ContentTranslateDriver binding is deferred in prerendering
// and it's safe to access WebContents in the binding function since it's
// executed after prerendering activation.
IN_PROC_BROWSER_TEST_F(TranslateFrameBinderPrerenderBrowserTest,
NotBindingInPrerendering) {
TestTranslateDriverBindingContentBrowserClient test_browser_client;
auto* old_browser_client = SetBrowserClientForTesting(&test_browser_client);
const GURL kInitialUrl = embedded_test_server()->GetURL("/empty.html");
const GURL kPrerenderingUrl = embedded_test_server()->GetURL("/title1.html");
// Navigate to an initial page.
ASSERT_TRUE(ui_test_utils::NavigateToURL(browser(), kInitialUrl));
content::FrameTreeNodeId host_id =
prerender_helper()->AddPrerender(kPrerenderingUrl);
content::RenderFrameHost* prerendered_frame_host =
prerender_helper()->GetPrerenderedMainFrameHost(host_id);
content::test::PrerenderHostObserver host_observer(*web_contents(), host_id);
base::RunLoop().RunUntilIdle();
EXPECT_FALSE(test_browser_client.IsBound(prerendered_frame_host));
// Activate the prerendered page.
prerender_helper()->NavigatePrimaryPage(kPrerenderingUrl);
EXPECT_TRUE(host_observer.was_activated());
base::RunLoop run_loop;
if (test_browser_client.WaitForBinding(prerendered_frame_host,
run_loop.QuitClosure())) {
run_loop.Run();
}
EXPECT_TRUE(test_browser_client.IsBound(prerendered_frame_host));
content::SetBrowserClientForTesting(old_browser_client);
}
class TranslateFrameBinderFencedFrameBrowserTest
: public TranslateFrameBinderBrowserTest {
public:
TranslateFrameBinderFencedFrameBrowserTest() = default;
~TranslateFrameBinderFencedFrameBrowserTest() override = default;
TranslateFrameBinderFencedFrameBrowserTest(
const TranslateFrameBinderFencedFrameBrowserTest&) = delete;
TranslateFrameBinderFencedFrameBrowserTest& operator=(
const TranslateFrameBinderFencedFrameBrowserTest&) = delete;
content::test::FencedFrameTestHelper& fenced_frame_test_helper() {
return fenced_frame_helper_;
}
private:
content::test::FencedFrameTestHelper fenced_frame_helper_;
};
// TODO(crbug.com/40911156): Flaky on multiple platforms.
IN_PROC_BROWSER_TEST_F(TranslateFrameBinderFencedFrameBrowserTest,
DISABLED_NotBindingInFencedFrame) {
TestTranslateDriverBindingContentBrowserClient test_browser_client;
auto* old_browser_client = SetBrowserClientForTesting(&test_browser_client);
// Navigate to an initial page.
const GURL initial_url = embedded_test_server()->GetURL("/empty.html");
ASSERT_TRUE(ui_test_utils::NavigateToURL(browser(), initial_url));
// Create a fenced frame.
const GURL fenced_frame_url =
embedded_test_server()->GetURL("/fenced_frames/title1.html");
content::RenderFrameHost* fenced_frame_host =
fenced_frame_test_helper().CreateFencedFrame(
web_contents()->GetPrimaryMainFrame(), fenced_frame_url);
base::RunLoop run_loop;
if (test_browser_client.WaitForBinding(fenced_frame_host,
run_loop.QuitClosure())) {
run_loop.Run();
}
// Fenced frame should not be bound.
EXPECT_FALSE(test_browser_client.IsBound(fenced_frame_host));
content::SetBrowserClientForTesting(old_browser_client);
}
} // namespace translate
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