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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>
#include <utility>
#include "base/command_line.h"
#include "base/memory/raw_ptr.h"
#include "base/strings/stringprintf.h"
#include "content/browser/hid/hid_test_utils.h"
#include "content/public/browser/content_browser_client.h"
#include "content/public/browser/hid_chooser.h"
#include "content/public/browser/hid_delegate.h"
#include "content/public/common/content_client.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/content_browser_test.h"
#include "content/public/test/content_browser_test_content_browser_client.h"
#include "content/public/test/content_browser_test_utils.h"
#include "content/public/test/fenced_frame_test_util.h"
#include "content/shell/browser/shell.h"
#include "services/device/public/cpp/test/fake_hid_manager.h"
#include "services/device/public/mojom/hid.mojom.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/blink/public/mojom/hid/hid.mojom.h"
using testing::ByMove;
using testing::Exactly;
using testing::Return;
namespace content {
namespace {
// Create a device with a single collection containing an input report and an
// output report. Both reports have report ID 0.
device::mojom::HidDeviceInfoPtr CreateTestDeviceWithInputAndOutputReports() {
auto collection = device::mojom::HidCollectionInfo::New();
collection->usage = device::mojom::HidUsageAndPage::New(0x0001, 0xff00);
collection->input_reports.push_back(
device::mojom::HidReportDescription::New());
collection->output_reports.push_back(
device::mojom::HidReportDescription::New());
auto device = device::mojom::HidDeviceInfo::New();
device->guid = "test-guid";
device->collections.push_back(std::move(collection));
return device;
}
class HidBrowserTestContentBrowserClient
: public ContentBrowserTestContentBrowserClient {
public:
MockHidDelegate& delegate() { return delegate_; }
// ContentBrowserClient:
HidDelegate* GetHidDelegate() override { return &delegate_; }
private:
MockHidDelegate delegate_;
};
class HidTest : public ContentBrowserTest {
public:
void SetUpCommandLine(base::CommandLine* command_line) override {
command_line->AppendSwitch(
switches::kEnableExperimentalWebPlatformFeatures);
}
void SetUpOnMainThread() override {
test_client_ = std::make_unique<HidBrowserTestContentBrowserClient>();
ON_CALL(delegate(), GetHidManager).WillByDefault(Return(&hid_manager_));
}
void TearDownOnMainThread() override { test_client_.reset(); }
MockHidDelegate& delegate() { return test_client_->delegate(); }
device::FakeHidManager* hid_manager() { return &hid_manager_; }
private:
std::unique_ptr<HidBrowserTestContentBrowserClient> test_client_;
device::FakeHidManager hid_manager_;
};
} // namespace
IN_PROC_BROWSER_TEST_F(HidTest, GetDevices) {
EXPECT_TRUE(NavigateToURL(shell(), GetTestUrl(nullptr, "simple_page.html")));
// Three devices are added but only two will have permission granted.
for (int i = 0; i < 3; i++) {
auto device = CreateTestDeviceWithInputAndOutputReports();
device->guid = base::StringPrintf("test-guid-%02d", i);
hid_manager()->AddDevice(std::move(device));
}
EXPECT_CALL(delegate(), HasDevicePermission)
.WillOnce(Return(true))
.WillOnce(Return(false))
.WillOnce(Return(true));
EXPECT_EQ(
2,
EvalJs(shell(),
R"(navigator.hid.getDevices().then(devices => devices.length))"));
}
IN_PROC_BROWSER_TEST_F(HidTest, RequestDevice) {
EXPECT_TRUE(NavigateToURL(shell(), GetTestUrl(nullptr, "simple_page.html")));
EXPECT_CALL(delegate(), CanRequestDevicePermission).WillOnce(Return(true));
std::vector<device::mojom::HidDeviceInfoPtr> devices;
devices.push_back(CreateTestDeviceWithInputAndOutputReports());
EXPECT_CALL(delegate(), RunChooserInternal)
.WillOnce(Return(ByMove(std::move(devices))));
EXPECT_EQ(true, EvalJs(shell(),
R"((async () => {
let devices = await navigator.hid.requestDevice({filters:[]});
return devices instanceof Array
&& devices.length == 1
&& devices[0] instanceof HIDDevice;
})())"));
}
IN_PROC_BROWSER_TEST_F(HidTest, DisallowRequestDevice) {
EXPECT_TRUE(NavigateToURL(shell(), GetTestUrl(nullptr, "simple_page.html")));
EXPECT_CALL(delegate(), CanRequestDevicePermission).WillOnce(Return(false));
EXPECT_CALL(delegate(), RunChooserInternal).Times(Exactly(0));
EXPECT_EQ(0, EvalJs(shell(),
R"((async () => {
let devices = await navigator.hid.requestDevice({filters:[]});
return devices.length;
})())"));
}
IN_PROC_BROWSER_TEST_F(HidTest, ProtectedReportsAreFiltered) {
LOG(ERROR) << "HidTest.ProtectedReportsAreFiltered";
EXPECT_TRUE(NavigateToURL(shell(), GetTestUrl(nullptr, "simple_page.html")));
auto device = CreateTestDeviceWithInputAndOutputReports();
// Mark the input report as protected.
device->protected_input_report_ids = std::vector<uint8_t>{0};
hid_manager()->AddDevice(std::move(device));
EXPECT_CALL(delegate(), HasDevicePermission).WillOnce(Return(true));
EXPECT_EQ(true, EvalJs(shell(),
R"((async () => {
let devices = await navigator.hid.getDevices();
return devices instanceof Array
&& devices.length == 1
&& devices[0] instanceof HIDDevice
&& devices[0].collections instanceof Array
&& devices[0].collections.length == 1
&& devices[0].collections[0].inputReports instanceof Array
&& devices[0].collections[0].inputReports.length == 0
&& devices[0].collections[0].outputReports instanceof Array
&& devices[0].collections[0].outputReports.length == 1;
})())"));
}
IN_PROC_BROWSER_TEST_F(HidTest, DeviceWithAllProtectedReportsIsExcluded) {
EXPECT_TRUE(NavigateToURL(shell(), GetTestUrl(nullptr, "simple_page.html")));
auto device = CreateTestDeviceWithInputAndOutputReports();
// Mark both the input and output reports as protected.
device->protected_input_report_ids = std::vector<uint8_t>{0};
device->protected_output_report_ids = std::vector<uint8_t>{0};
hid_manager()->AddDevice(std::move(device));
EXPECT_EQ(true, EvalJs(shell(),
R"((async () => {
let devices = await navigator.hid.getDevices();
return devices instanceof Array && devices.length == 0;
})())"));
}
class HidFencedFramesBrowserTest : public HidTest {
public:
HidFencedFramesBrowserTest() = default;
HidFencedFramesBrowserTest(const HidFencedFramesBrowserTest&) = delete;
HidFencedFramesBrowserTest& operator=(const HidFencedFramesBrowserTest&) =
delete;
~HidFencedFramesBrowserTest() override = default;
void SetUpOnMainThread() override {
HidTest::SetUpOnMainThread();
ASSERT_TRUE(embedded_test_server()->Start());
}
content::test::FencedFrameTestHelper& fenced_frame_test_helper() {
return fenced_frame_helper_;
}
WebContents* GetWebContents() { return shell()->web_contents(); }
private:
content::test::FencedFrameTestHelper fenced_frame_helper_;
};
IN_PROC_BROWSER_TEST_F(HidFencedFramesBrowserTest, BlockFromFencedFrame) {
EXPECT_TRUE(NavigateToURL(
shell(), embedded_test_server()->GetURL("/simple_page.html")));
// Three devices are added but only two will have permission granted.
for (int i = 0; i < 3; i++) {
auto device = CreateTestDeviceWithInputAndOutputReports();
device->guid = base::StringPrintf("test-guid-%02d", i);
hid_manager()->AddDevice(std::move(device));
}
EXPECT_CALL(delegate(), HasDevicePermission)
.WillOnce(Return(true))
.WillOnce(Return(false))
.WillOnce(Return(true));
EXPECT_EQ(
2,
EvalJs(shell(),
R"(navigator.hid.getDevices().then(devices => devices.length))"));
// Loads a fenced frame
const GURL kFencedFrameUrl =
embedded_test_server()->GetURL("/fenced_frames/empty.html");
content::RenderFrameHost* render_frame_host =
fenced_frame_test_helper().CreateFencedFrame(
GetWebContents()->GetPrimaryMainFrame(), kFencedFrameUrl);
ASSERT_NE(nullptr, render_frame_host);
// Tries to request a device from the fenced frame, which must cause an error.
constexpr char kFencedFrameError[] =
"Access to the feature \"hid\" is disallowed by permissions policy.";
auto result = content::EvalJs(
render_frame_host,
R"(navigator.hid.getDevices().then(devices => devices.length))");
EXPECT_THAT(result.error, ::testing::HasSubstr(kFencedFrameError));
}
} // namespace content
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