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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/permissions/contexts/camera_pan_tilt_zoom_permission_context.h"
#include "base/memory/raw_ptr.h"
#include "components/content_settings/core/browser/host_content_settings_map.h"
#include "components/content_settings/core/common/content_settings.h"
#include "components/content_settings/core/common/content_settings_types.h"
#include "components/permissions/permissions_client.h"
#include "components/permissions/test/test_permissions_client.h"
#include "components/webrtc/media_stream_device_enumerator_impl.h"
#include "content/public/test/test_renderer_host.h"
namespace {
struct TestConfig {
const ContentSetting first; // first content setting to be set
const ContentSetting second; // second content setting to be set
const ContentSetting result; // expected resulting content setting
};
// Waits until a change is observed for a specific content setting type.
class ContentSettingsChangeWaiter : public content_settings::Observer {
public:
explicit ContentSettingsChangeWaiter(content::BrowserContext* browser_context,
ContentSettingsType content_type)
: browser_context_(browser_context), content_type_(content_type) {
permissions::PermissionsClient::Get()
->GetSettingsMap(browser_context_)
->AddObserver(this);
}
ContentSettingsChangeWaiter(const ContentSettingsChangeWaiter&) = delete;
ContentSettingsChangeWaiter& operator=(const ContentSettingsChangeWaiter&) =
delete;
~ContentSettingsChangeWaiter() override {
permissions::PermissionsClient::Get()
->GetSettingsMap(browser_context_)
->RemoveObserver(this);
}
void OnContentSettingChanged(
const ContentSettingsPattern& primary_pattern,
const ContentSettingsPattern& secondary_pattern,
ContentSettingsTypeSet content_type_set) override {
if (content_type_set.Contains(content_type_))
Proceed();
}
void Wait() { run_loop_.Run(); }
private:
void Proceed() { run_loop_.Quit(); }
raw_ptr<content::BrowserContext> browser_context_;
ContentSettingsType content_type_;
base::RunLoop run_loop_;
};
} // namespace
namespace permissions {
namespace {
class TestCameraPanTiltZoomPermissionContextDelegate
: public CameraPanTiltZoomPermissionContext::Delegate {
public:
explicit TestCameraPanTiltZoomPermissionContextDelegate(
content::BrowserContext* browser_context) {}
bool GetPermissionStatusInternal(
const GURL& requesting_origin,
const GURL& embedding_origin,
ContentSetting* content_setting_result) override {
// Do not override GetPermissionStatusInternal logic.
return false;
}
};
} // namespace
class CameraPanTiltZoomPermissionContextTests
: public content::RenderViewHostTestHarness,
public testing::WithParamInterface<TestConfig> {
public:
CameraPanTiltZoomPermissionContextTests() = default;
void SetContentSetting(ContentSettingsType content_settings_type,
ContentSetting content_setting) {
GURL url("https://www.example.com");
HostContentSettingsMap* content_settings =
permissions::PermissionsClient::Get()->GetSettingsMap(
browser_context());
content_settings->SetContentSettingDefaultScope(
url, GURL(), content_settings_type, content_setting);
}
ContentSetting GetContentSetting(ContentSettingsType content_settings_type) {
GURL url("https://www.example.com");
HostContentSettingsMap* content_settings =
permissions::PermissionsClient::Get()->GetSettingsMap(
browser_context());
return content_settings->GetContentSetting(url.DeprecatedGetOriginAsURL(),
url.DeprecatedGetOriginAsURL(),
content_settings_type);
}
const webrtc::MediaStreamDeviceEnumerator* device_enumerator() const {
return &device_enumerator_;
}
private:
TestPermissionsClient client_;
webrtc::MediaStreamDeviceEnumeratorImpl device_enumerator_;
};
class CameraContentSettingTests
: public CameraPanTiltZoomPermissionContextTests {
public:
CameraContentSettingTests() = default;
};
TEST_P(CameraContentSettingTests, TestResetPermissionOnCameraChange) {
auto delegate =
std::make_unique<TestCameraPanTiltZoomPermissionContextDelegate>(
browser_context());
CameraPanTiltZoomPermissionContext permission_context(
browser_context(), std::move(delegate), device_enumerator());
ContentSettingsChangeWaiter waiter(browser_context(),
ContentSettingsType::MEDIASTREAM_CAMERA);
SetContentSetting(ContentSettingsType::CAMERA_PAN_TILT_ZOOM,
GetParam().first);
SetContentSetting(ContentSettingsType::MEDIASTREAM_CAMERA, GetParam().second);
waiter.Wait();
EXPECT_EQ(GetParam().result,
GetContentSetting(ContentSettingsType::CAMERA_PAN_TILT_ZOOM));
}
INSTANTIATE_TEST_SUITE_P(
ResetPermissionOnCameraChange,
CameraContentSettingTests,
testing::Values(
// Granted camera PTZ permission is reset if camera is blocked.
TestConfig{CONTENT_SETTING_ALLOW, CONTENT_SETTING_BLOCK,
CONTENT_SETTING_ASK},
// Granted camera PTZ permission is reset if camera is reset.
TestConfig{CONTENT_SETTING_ALLOW, CONTENT_SETTING_ASK,
CONTENT_SETTING_ASK},
// Blocked camera PTZ permission is not reset if camera is granted.
TestConfig{CONTENT_SETTING_BLOCK, CONTENT_SETTING_ALLOW,
CONTENT_SETTING_BLOCK},
// Blocked camera PTZ permission is not reset if camera is blocked.
TestConfig{CONTENT_SETTING_BLOCK, CONTENT_SETTING_BLOCK,
CONTENT_SETTING_BLOCK}));
class CameraPanTiltZoomContentSettingTests
: public CameraPanTiltZoomPermissionContextTests {
public:
CameraPanTiltZoomContentSettingTests() = default;
};
TEST_P(CameraPanTiltZoomContentSettingTests,
TestCameraPermissionOnCameraPanTiltZoomChange) {
auto delegate =
std::make_unique<TestCameraPanTiltZoomPermissionContextDelegate>(
browser_context());
CameraPanTiltZoomPermissionContext permission_context(
browser_context(), std::move(delegate), device_enumerator());
// Initialize PTZ to a non-default value to be able to reset it later.
if (GetParam().second == CONTENT_SETTING_DEFAULT) {
ContentSettingsChangeWaiter waiter(
browser_context(), ContentSettingsType::CAMERA_PAN_TILT_ZOOM);
ContentSetting setting = GetParam().first == CONTENT_SETTING_DEFAULT
? CONTENT_SETTING_ALLOW
: GetParam().first;
SetContentSetting(ContentSettingsType::CAMERA_PAN_TILT_ZOOM, setting);
waiter.Wait();
}
ContentSettingsChangeWaiter waiter(browser_context(),
ContentSettingsType::CAMERA_PAN_TILT_ZOOM);
SetContentSetting(ContentSettingsType::MEDIASTREAM_CAMERA, GetParam().first);
SetContentSetting(ContentSettingsType::CAMERA_PAN_TILT_ZOOM,
GetParam().second);
waiter.Wait();
EXPECT_EQ(GetParam().result,
GetContentSetting(ContentSettingsType::MEDIASTREAM_CAMERA));
}
INSTANTIATE_TEST_SUITE_P(
CameraPermissionOnCameraPanTiltZoomChange,
CameraPanTiltZoomContentSettingTests,
testing::Values(
// Asked camera permission is blocked if camera PTZ is blocked.
TestConfig{CONTENT_SETTING_ASK, CONTENT_SETTING_BLOCK,
CONTENT_SETTING_BLOCK},
// Asked camera permission is granted if camera PTZ is granted.
TestConfig{CONTENT_SETTING_ASK, CONTENT_SETTING_ALLOW,
CONTENT_SETTING_ALLOW},
// Asked camera permission is unchanged if camera PTZ is reset.
TestConfig{CONTENT_SETTING_ASK, CONTENT_SETTING_DEFAULT,
CONTENT_SETTING_ASK},
// Asked camera permission is unchanged if camera PTZ is ask.
TestConfig{CONTENT_SETTING_ASK, CONTENT_SETTING_ASK,
CONTENT_SETTING_ASK},
// Allowed camera permission is blocked if camera PTZ is blocked.
TestConfig{CONTENT_SETTING_ALLOW, CONTENT_SETTING_BLOCK,
CONTENT_SETTING_BLOCK},
// Allowed camera permission is unchanged if camera PTZ is granted.
TestConfig{CONTENT_SETTING_ALLOW, CONTENT_SETTING_ALLOW,
CONTENT_SETTING_ALLOW},
// Allowed camera permission is ask if camera PTZ is reset.
TestConfig{CONTENT_SETTING_ALLOW, CONTENT_SETTING_DEFAULT,
CONTENT_SETTING_ASK},
// Allowed camera permission is reset if camera PTZ is ask.
TestConfig{CONTENT_SETTING_ALLOW, CONTENT_SETTING_ASK,
CONTENT_SETTING_ASK},
// Blocked camera permission is unchanged if camera PTZ is blocked.
TestConfig{CONTENT_SETTING_BLOCK, CONTENT_SETTING_BLOCK,
CONTENT_SETTING_BLOCK},
// Blocked camera permission is allowed if camera PTZ is granted.
TestConfig{CONTENT_SETTING_BLOCK, CONTENT_SETTING_ALLOW,
CONTENT_SETTING_ALLOW},
// Blocked camera permission is ask if camera PTZ is reset.
TestConfig{CONTENT_SETTING_BLOCK, CONTENT_SETTING_DEFAULT,
CONTENT_SETTING_ASK},
// Blocked camera permission is reset if camera PTZ is ask.
TestConfig{CONTENT_SETTING_BLOCK, CONTENT_SETTING_ASK,
CONTENT_SETTING_ASK},
// Default camera permission is blocked if camera PTZ is blocked.
TestConfig{CONTENT_SETTING_DEFAULT, CONTENT_SETTING_BLOCK,
CONTENT_SETTING_BLOCK},
// Default camera permission is allowed if camera PTZ is granted.
TestConfig{CONTENT_SETTING_DEFAULT, CONTENT_SETTING_ALLOW,
CONTENT_SETTING_ALLOW},
// Default camera permission is unchanged if camera PTZ is reset.
TestConfig{CONTENT_SETTING_DEFAULT, CONTENT_SETTING_DEFAULT,
CONTENT_SETTING_ASK},
// Default camera permission is ask if camera PTZ is ask.
TestConfig{CONTENT_SETTING_DEFAULT, CONTENT_SETTING_ASK,
CONTENT_SETTING_ASK}));
} // namespace permissions
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