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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 <string_view>
#include "base/command_line.h"
#include "base/memory/raw_ptr.h"
#include "base/test/scoped_feature_list.h"
#include "build/build_config.h"
#include "build/chromeos_buildflags.h"
#include "chrome/browser/serial/serial_blocklist.h"
#include "chrome/browser/serial/serial_chooser_context.h"
#include "chrome/browser/serial/serial_chooser_context_factory.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_dialogs.h"
#include "chrome/browser/ui/chooser_bubble_testapi.h"
#include "chrome/browser/ui/tabs/tab_strip_model.h"
#include "chrome/test/base/in_process_browser_test.h"
#include "chrome/test/base/ui_test_utils.h"
#include "content/public/common/content_switches.h"
#include "content/public/test/browser_test.h"
#include "content/public/test/browser_test_utils.h"
#include "content/public/test/test_navigation_observer.h"
#include "mojo/public/cpp/bindings/pending_remote.h"
#include "net/test/embedded_test_server/embedded_test_server.h"
#include "services/device/public/cpp/test/fake_serial_port_manager.h"
#include "services/device/public/mojom/serial.mojom.h"
#include "url/gurl.h"
namespace {
class SerialTest : public InProcessBrowserTest {
public:
void SetUpCommandLine(base::CommandLine* command_line) override {
command_line->AppendSwitch(
switches::kEnableExperimentalWebPlatformFeatures);
}
void SetUpOnMainThread() override {
embedded_test_server()->ServeFilesFromSourceDirectory("content/test/data");
ASSERT_TRUE(embedded_test_server()->Start());
mojo::PendingRemote<device::mojom::SerialPortManager> port_manager;
port_manager_.AddReceiver(port_manager.InitWithNewPipeAndPassReceiver());
context_ = SerialChooserContextFactory::GetForProfile(browser()->profile());
context_->SetPortManagerForTesting(std::move(port_manager));
GURL url = embedded_test_server()->GetURL("localhost", "/simple_page.html");
ASSERT_TRUE(ui_test_utils::NavigateToURL(browser(), url));
}
void TearDownOnMainThread() override { context_ = nullptr; }
void TearDown() override {
// Because SerialBlocklist is a singleton it must be cleared after tests run
// to prevent leakage between tests.
feature_list_.Reset();
SerialBlocklist::Get().ResetToDefaultValuesForTesting();
}
void SetDynamicBlocklist(std::string_view value) {
feature_list_.Reset();
std::map<std::string, std::string> parameters;
parameters[kWebSerialBlocklistAdditions.name] = std::string(value);
feature_list_.InitWithFeaturesAndParameters(
{{kWebSerialBlocklist, parameters}}, {});
SerialBlocklist::Get().ResetToDefaultValuesForTesting();
}
device::FakeSerialPortManager& port_manager() { return port_manager_; }
SerialChooserContext* context() { return context_; }
private:
base::test::ScopedFeatureList feature_list_;
device::FakeSerialPortManager port_manager_;
raw_ptr<SerialChooserContext> context_ = nullptr;
};
IN_PROC_BROWSER_TEST_F(SerialTest, NavigateWithChooserCrossOrigin) {
content::WebContents* web_contents =
browser()->tab_strip_model()->GetActiveWebContents();
content::TestNavigationObserver observer(
web_contents, 1 /* number_of_navigations */,
content::MessageLoopRunner::QuitMode::DEFERRED);
auto waiter = test::ChooserBubbleUiWaiter::Create();
EXPECT_TRUE(content::ExecJs(web_contents, "navigator.serial.requestPort({})",
content::EXECUTE_SCRIPT_NO_RESOLVE_PROMISES));
// Wait for the chooser to be displayed before navigating to avoid a race
// between the two IPCs.
waiter->WaitForChange();
EXPECT_TRUE(waiter->has_shown());
EXPECT_TRUE(content::ExecJs(web_contents,
"document.location.href = 'https://google.com'"));
observer.Wait();
waiter->WaitForChange();
EXPECT_TRUE(waiter->has_closed());
EXPECT_EQ(GURL("https://google.com"), web_contents->GetLastCommittedURL());
}
IN_PROC_BROWSER_TEST_F(SerialTest, RemovePort) {
content::WebContents* web_contents =
browser()->tab_strip_model()->GetActiveWebContents();
// Create port and grant permission to it.
auto port = device::mojom::SerialPortInfo::New();
port->token = base::UnguessableToken::Create();
url::Origin origin =
web_contents->GetPrimaryMainFrame()->GetLastCommittedOrigin();
context()->GrantPortPermission(origin, *port);
port_manager().AddPort(port.Clone());
// In order to ensure that the renderer is ready to receive events we must
// wait for the Promise returned by getPorts() to resolve before continuing.
EXPECT_EQ(true, content::EvalJs(web_contents, R"(
var removedPromise;
(async () => {
let ports = await navigator.serial.getPorts();
removedPromise = new Promise(resolve => {
navigator.serial.addEventListener(
'disconnect', e => {
resolve(e.target === ports[0]);
}, { once: true });
});
return true;
})())"));
port_manager().RemovePort(port->token);
EXPECT_EQ(true, content::EvalJs(web_contents, "removedPromise"));
}
IN_PROC_BROWSER_TEST_F(SerialTest, ForgetPort) {
content::WebContents* web_contents =
browser()->tab_strip_model()->GetActiveWebContents();
// Create port and grant permission to it.
auto port = device::mojom::SerialPortInfo::New();
port->token = base::UnguessableToken::Create();
url::Origin origin =
web_contents->GetPrimaryMainFrame()->GetLastCommittedOrigin();
context()->GrantPortPermission(origin, *port);
port_manager().AddPort(port.Clone());
EXPECT_EQ(1, content::EvalJs(web_contents, R"(
(async () => {
const ports = await navigator.serial.getPorts();
return ports.length;
})())"));
EXPECT_EQ(0, content::EvalJs(web_contents, R"(
(async () => {
const [port] = await navigator.serial.getPorts();
await port.forget();
const ports = await navigator.serial.getPorts();
return ports.length;
})())"));
}
IN_PROC_BROWSER_TEST_F(SerialTest, ForgetAfterOpenPort) {
content::WebContents* web_contents =
browser()->tab_strip_model()->GetActiveWebContents();
// Create port and grant permission to it.
auto port = device::mojom::SerialPortInfo::New();
port->token = base::UnguessableToken::Create();
url::Origin origin =
web_contents->GetPrimaryMainFrame()->GetLastCommittedOrigin();
context()->GrantPortPermission(origin, *port);
port_manager().AddPort(port.Clone());
EXPECT_EQ(0, content::EvalJs(web_contents, R"(
(async () => {
const [port] = await navigator.serial.getPorts();
await port.open({baudRate: 9600});
await port.forget();
const ports = await navigator.serial.getPorts();
return ports.length;
})())"));
}
class SerialBlocklistTest : public SerialTest {
public:
void SetUp() override {
// Add a single device to the blocklist. This has to happen before
// BrowserTestBase::SetUp() is run.
std::map<std::string, std::string> parameters;
parameters[kWebSerialBlocklistAdditions.name] = "usb:18D1:58F0";
feature_list_.InitWithFeaturesAndParameters(
{{kWebSerialBlocklist, parameters}}, {});
SerialTest::SetUp();
}
void TearDown() override {
// Because SerialBlocklist is a singleton it must be cleared after tests run
// to prevent leakage between tests.
feature_list_.Reset();
SerialBlocklist::Get().ResetToDefaultValuesForTesting();
SerialTest::TearDown();
}
private:
base::test::ScopedFeatureList feature_list_;
};
IN_PROC_BROWSER_TEST_F(SerialBlocklistTest, Blocklist) {
content::WebContents* web_contents =
browser()->tab_strip_model()->GetActiveWebContents();
// Create port and grant permission to it.
auto port = device::mojom::SerialPortInfo::New();
port->token = base::UnguessableToken::Create();
port->has_vendor_id = true;
port->vendor_id = 0x18D1;
port->has_product_id = true;
port->product_id = 0x58F0;
url::Origin origin =
web_contents->GetPrimaryMainFrame()->GetLastCommittedOrigin();
context()->GrantPortPermission(origin, *port);
port_manager().AddPort(port.Clone());
// Adding a USB device to the blocklist overrides any previously granted
// permissions.
EXPECT_EQ(0, content::EvalJs(web_contents, R"((async () => {
let ports = await navigator.serial.getPorts();
return ports.length;
})())"));
}
} // namespace
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