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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <map>
#include "base/functional/bind.h"
#include "base/functional/callback_helpers.h"
#include "base/run_loop.h"
#include "base/synchronization/lock.h"
#include "base/test/bind.h"
#include "build/build_config.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/page.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/content_browser_test.h"
#include "content/public/test/content_browser_test_utils.h"
#include "content/shell/browser/shell.h"
#include "media/media_buildflags.h"
#include "net/test/embedded_test_server/http_request.h"
#include "ppapi/buildflags/buildflags.h"
#include "third_party/blink/public/common/buildflags.h"
#include "third_party/blink/public/mojom/manifest/manifest.mojom.h"
#if BUILDFLAG(ENABLE_PPAPI)
#include "content/test/ppapi/ppapi_test.h"
#endif
namespace content {
namespace {
class AcceptHeaderTest : public ContentBrowserTest {
public:
AcceptHeaderTest() {}
AcceptHeaderTest(const AcceptHeaderTest&) = delete;
AcceptHeaderTest& operator=(const AcceptHeaderTest&) = delete;
void SetUpOnMainThread() override {
embedded_test_server()->RegisterRequestMonitor(base::BindRepeating(
&AcceptHeaderTest::Monitor, base::Unretained(this)));
ASSERT_TRUE(embedded_test_server()->Start());
}
std::string GetFor(const std::string& path) {
{
base::AutoLock auto_lock(map_lock_);
auto it = url_accept_header_.find(path);
if (it != url_accept_header_.end())
return it->second;
}
{
base::AutoLock auto_lock(waiting_lock_);
waiting_for_path_ = path;
waiting_run_loop_ = std::make_unique<base::RunLoop>(
base::RunLoop::Type::kNestableTasksAllowed);
}
waiting_run_loop_->Run();
{
base::AutoLock auto_lock(waiting_lock_);
waiting_for_path_ = std::string();
waiting_run_loop_.reset();
}
auto it = url_accept_header_.find(path);
return it->second;
}
std::string GetOptionalImageCodecs() const {
std::string result;
#if BUILDFLAG(ENABLE_AV1_DECODER)
result.append("image/avif,");
#endif
return result;
}
private:
void Monitor(const net::test_server::HttpRequest& request) {
auto it = request.headers.find("Accept");
if (it == request.headers.end())
return;
{
base::AutoLock auto_lock(map_lock_);
url_accept_header_[request.relative_url] = it->second;
}
{
base::AutoLock auto_lock(waiting_lock_);
if (request.relative_url == waiting_for_path_)
waiting_run_loop_->Quit();
}
}
base::Lock map_lock_;
std::map<std::string, std::string> url_accept_header_;
base::Lock waiting_lock_;
std::unique_ptr<base::RunLoop> waiting_run_loop_;
std::string waiting_for_path_;
};
IN_PROC_BROWSER_TEST_F(AcceptHeaderTest, Check) {
EXPECT_TRUE(NavigateToURL(
shell(), embedded_test_server()->GetURL("/accept-header.html")));
// ResourceType::kMainFrame
std::string expected_main_frame_accept_header =
"text/html,application/xhtml+xml,application/xml;q=0.9," +
GetOptionalImageCodecs() +
"image/webp,image/apng,*/*;q=0.8,"
"application/signed-exchange;v=b3;q=0.7";
EXPECT_EQ(expected_main_frame_accept_header, GetFor("/accept-header.html"));
// ResourceType::kSubFrame
std::string expected_sub_frame_accept_header =
"text/html,application/xhtml+xml,application/xml;q=0.9," +
GetOptionalImageCodecs() +
"image/webp,image/apng,*/*;q=0.8,"
"application/signed-exchange;v=b3;q=0.7";
EXPECT_EQ(expected_sub_frame_accept_header, GetFor("/iframe.html"));
// ResourceType::kStylesheet
EXPECT_EQ("text/css,*/*;q=0.1", GetFor("/test.css"));
EXPECT_EQ("text/css,*/*;q=0.1", GetFor("/test-css-module"));
// ResourceType::kJson
EXPECT_EQ("application/json,*/*;q=0.5", GetFor("/test-json-module"));
// ResourceType::kScript
EXPECT_EQ("*/*", GetFor("/test.js"));
// ResourceType::kImage
std::string expected_image_accept_header =
GetOptionalImageCodecs() +
"image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8";
EXPECT_EQ(expected_image_accept_header, GetFor("/image.gif"));
// ResourceType::kFontResource
EXPECT_EQ("*/*", GetFor("/test.js"));
// ResourceType::kMedia
EXPECT_EQ("*/*", GetFor("/media.mp4"));
// ResourceType::kWorker
EXPECT_EQ("*/*", GetFor("/worker.js"));
// Shared workers aren't implemented on Android.
// https://bugs.chromium.org/p/chromium/issues/detail?id=154571
#if !BUILDFLAG(IS_ANDROID)
// ResourceType::kSharedWorker
EXPECT_EQ("*/*", GetFor("/shared_worker.js"));
#endif
// ResourceType::kPrefetch
EXPECT_EQ(expected_main_frame_accept_header, GetFor("/prefetch"));
// ResourceType::kXhr
EXPECT_EQ("*/*", GetFor("/xhr"));
// ResourceType::kPing
EXPECT_EQ("*/*", GetFor("/ping"));
// ResourceType::kServiceWorker
EXPECT_EQ("*/*", GetFor("/service_worker.js"));
// ResourceType::kCspReport
EXPECT_EQ("*/*", GetFor("/csp"));
// Ensure that if an Accept header is already set, it is not overwritten.
EXPECT_EQ("custom/type", GetFor("/xhr_with_accept_header"));
shell()->web_contents()->GetPrimaryPage().GetManifest(base::DoNothing());
// ResourceType::kSubResource
EXPECT_EQ("*/*", GetFor("/manifest"));
// ResourceType::kObject and ResourceType::kFavicon are tested in src/chrome's
// ChromeAcceptHeaderTest.ObjectAndFavicon.
}
#if BUILDFLAG(ENABLE_PPAPI)
// Checks Accept header for ResourceType::kPluginResource.
IN_PROC_BROWSER_TEST_F(OutOfProcessPPAPITest, PluginAcceptHeader) {
net::EmbeddedTestServer server(net::EmbeddedTestServer::TYPE_HTTP);
server.ServeFilesFromSourceDirectory("ppapi/tests");
base::Lock plugin_accept_header_lock;
std::string plugin_accept_header;
server.RegisterRequestMonitor(base::BindLambdaForTesting(
[&](const net::test_server::HttpRequest& request) {
// Note this callback runs on the EmbeddedTestServer's background
// thread.
base::AutoLock lock(plugin_accept_header_lock);
if (request.relative_url == "/test_url_loader_data/hello.txt") {
auto it = request.headers.find("Accept");
if (it != request.headers.end())
plugin_accept_header = it->second;
}
}));
ASSERT_TRUE(server.Start());
RunTestURL(
server.GetURL(BuildQuery("/test_case.html?", "URLLoader_BasicGET")));
{
base::AutoLock lock(plugin_accept_header_lock);
ASSERT_EQ("*/*", plugin_accept_header);
}
// Since the server uses local variables.
ASSERT_TRUE(server.ShutdownAndWaitUntilComplete());
}
#endif // BUILDFLAG(ENABLE_PPAPI)
} // namespace
} // namespace content
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