VC UI: Add nudge for both camera and microphone in use while disabled

Due to some constraint in VideoConferenceManagerAsh, when both
microphone and camera is being accessed when disabled,
`HandleDeviceUsedWhileDisabled` will be called twice for each device.
Thus, we need to wait for both 2 calls and display one nudge for both.

Fixed: b:273570886
Change-Id: Ia271a90ba0dc8e36c7501019e922b0b3667cc56d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4705990
Commit-Queue: Andre Le <leandre@chromium.org>
Reviewed-by: Alex Newcomer <newcomer@chromium.org>
Reviewed-by: James Cook <jamescook@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1174302}

ash/ash_strings.grd

@@ -1629,7 +1629,7 @@ Style notes:
       <message name="IDS_ASH_VIDEO_CONFERENCE_TOAST_SPEAK_ON_MUTE_DETECTED" desc="A toast message that we show when user tries to speak while muted on system-level.">
         Are you talking? Your mic is off. Select the mic to turn it on.
       </message>
-      <message name="IDS_ASH_VIDEO_CONFERENCE_TOAST_USE_WHILE_SOFTWARE_DISABLED" desc="A toast message that we show when an app tries to access camera or microphone while it is disabled by software.">
+      <message name="IDS_ASH_VIDEO_CONFERENCE_TOAST_USE_WHILE_DISABLED" desc="A toast message that we show when an app tries to access camera or microphone while it is disabled by software.">
         <ph name="APP_NAME">$1<ex>Meet</ex></ph> wants to use your <ph name="DEVICE_NAME">$2<ex>camera</ex></ph>
       </message>
       <message name="IDS_ASH_VIDEO_CONFERENCE_TOAST_USE_WHILE_HARDWARE_DISABLED" desc="A toast message that we show when an app tries to access camera or microphone while it is disabled by hardware.">
@@ -1662,6 +1662,9 @@ Style notes:
       <message name="IDS_ASH_VIDEO_CONFERENCE_MICROPHONE_NAME" desc="Text display for the microphone.">
         microphone
       </message>
+      <message name="IDS_ASH_VIDEO_CONFERENCE_CAMERA_MICROPHONE_NAME" desc="Text display for both the camera and microphone.">
+        camera and microphone
+      </message>
       <message name="VIDEO_CONFERENCE_RETURN_TO_APP_PERIPHERALS_ACCESSIBLE_NAME" desc="Tooltip shown for the return to app button regarding peripherals in the video conference panel.">
         <ph name="CAPTURE_MEDIUM">$1<ex>Camera</ex></ph> in use.
       </message>

ash/ash_strings_grd/IDS_ASH_VIDEO_CONFERENCE_CAMERA_MICROPHONE_NAME.png.sha1

@@ -0,0 +1 @@
+e4271f7390f667a1a8c209f5e488999f4d8fc56d

ash/constants/notifier_catalogs.h

@@ -216,7 +216,8 @@ enum class NudgeCatalogName {
   kVideoConferenceTraySpeakOnMuteOptIn = 16,
   kVideoConferenceTraySpeakOnMuteOptInConfirmation = 17,
   kScalableIphBubble = 18,
-  kMaxValue = kScalableIphBubble
+  kVideoConferenceTrayCameraMicrophoneUseWhileDisabled = 19,
+  kMaxValue = kVideoConferenceTrayCameraMicrophoneUseWhileDisabled
 };
 
 // A living catalog that registers toasts.

ash/system/video_conference/video_conference_tray_controller.cc

@@ -66,6 +66,8 @@ constexpr char kVideoConferenceTrayCameraUseWhileHWDisabledNudgeId[] =
     "video_conference_tray_nudge_ids.camera_use_while_hw_disabled";
 constexpr char kVideoConferenceTrayCameraUseWhileSWDisabledNudgeId[] =
     "video_conference_tray_nudge_ids.camera_use_while_sw_disabled";
+constexpr char kVideoConferenceTrayBothUseWhileDisabledNudgeId[] =
+    "video_conference_tray_nudge_ids.camera_microphone_use_while_disabled";
 
 // VC nudge ids vector that is iterated whenever `CloseAllVcNudges()` is
 // called. Please keep in sync whenever adding/removing/updating a nudge id.
@@ -82,6 +84,7 @@ const char* const kNudgeIds[] = {
 constexpr int KSpeakOnMuteNotificationCoolDownDuration = 60;
 
 constexpr auto kRepeatedShowTimerInterval = base::Milliseconds(100);
+constexpr auto kHandleDeviceUsedWhileDisabledWaitTime = base::Milliseconds(200);
 
 // The max amount of times the "Speak-on-mute opt-in" nudge can show.
 constexpr int kSpeakOnMuteOptInNudgeMaxShownCount = 3;
@@ -430,10 +433,15 @@ void VideoConferenceTrayController::OnCameraHWPrivacySwitchStateChanged(
 
   // Attempt recording "Use while disabled" nudge action when camera is unmuted.
   if (!camera_muted_by_hardware_switch_) {
-    AnchoredNudgeManager::Get()->MaybeRecordNudgeAction(
+    auto* nudge_manager = AnchoredNudgeManager::Get();
+
+    nudge_manager->MaybeRecordNudgeAction(
         NudgeCatalogName::kVideoConferenceTrayCameraUseWhileHWDisabled);
-    AnchoredNudgeManager::Get()->Cancel(
-        kVideoConferenceTrayCameraUseWhileHWDisabledNudgeId);
+    nudge_manager->Cancel(kVideoConferenceTrayCameraUseWhileHWDisabledNudgeId);
+
+    nudge_manager->MaybeRecordNudgeAction(
+        NudgeCatalogName::kVideoConferenceTrayCameraMicrophoneUseWhileDisabled);
+    nudge_manager->Cancel(kVideoConferenceTrayBothUseWhileDisabledNudgeId);
   }
 }
 
@@ -452,10 +460,15 @@ void VideoConferenceTrayController::OnCameraSWPrivacySwitchStateChanged(
 
   // Attempt recording "Use while disabled" nudge action when camera is unmuted.
   if (!camera_muted_by_software_switch_) {
-    AnchoredNudgeManager::Get()->MaybeRecordNudgeAction(
+    auto* nudge_manager = AnchoredNudgeManager::Get();
+
+    nudge_manager->MaybeRecordNudgeAction(
         NudgeCatalogName::kVideoConferenceTrayCameraUseWhileSWDisabled);
-    AnchoredNudgeManager::Get()->Cancel(
-        kVideoConferenceTrayCameraUseWhileSWDisabledNudgeId);
+    nudge_manager->Cancel(kVideoConferenceTrayCameraUseWhileSWDisabledNudgeId);
+
+    nudge_manager->MaybeRecordNudgeAction(
+        NudgeCatalogName::kVideoConferenceTrayCameraMicrophoneUseWhileDisabled);
+    nudge_manager->Cancel(kVideoConferenceTrayBothUseWhileDisabledNudgeId);
   }
 }
 
@@ -494,26 +507,30 @@ void VideoConferenceTrayController::OnInputMuteChanged(
     // Attempt showing the speak-on-mute opt-in nudge when input is muted.
     MaybeShowSpeakOnMuteOptInNudge(GetVcTrayInActiveWindow());
   } else {
+    auto* nudge_manager = AnchoredNudgeManager::Get();
+
     // Cancel speak-on-mute opt-in nudge if one was being shown.
-    AnchoredNudgeManager::Get()->Cancel(
-        kVideoConferenceTraySpeakOnMuteOptInNudgeId);
+    nudge_manager->Cancel(kVideoConferenceTraySpeakOnMuteOptInNudgeId);
 
     // Attempt recording "Speak-on-mute" nudge action when mic is unmuted.
-    AnchoredNudgeManager::Get()->MaybeRecordNudgeAction(
+    nudge_manager->MaybeRecordNudgeAction(
         NudgeCatalogName::kVideoConferenceTraySpeakOnMuteDetected);
-    AnchoredNudgeManager::Get()->Cancel(
-        kVideoConferenceTraySpeakOnMuteDetectedNudgeId);
+    nudge_manager->Cancel(kVideoConferenceTraySpeakOnMuteDetectedNudgeId);
 
     // Attempt recording "Use while disabled" nudge action when mic is unmuted.
-    AnchoredNudgeManager::Get()->MaybeRecordNudgeAction(
+    nudge_manager->MaybeRecordNudgeAction(
         microphone_muted_by_hardware_switch_
             ? NudgeCatalogName::kVideoConferenceTrayMicrophoneUseWhileHWDisabled
             : NudgeCatalogName::
                   kVideoConferenceTrayMicrophoneUseWhileSWDisabled);
-    AnchoredNudgeManager::Get()->Cancel(
+    nudge_manager->Cancel(
         microphone_muted_by_hardware_switch_
             ? kVideoConferenceTrayMicrophoneUseWhileHWDisabledNudgeId
             : kVideoConferenceTrayMicrophoneUseWhileSWDisabledNudgeId);
+
+    nudge_manager->MaybeRecordNudgeAction(
+        NudgeCatalogName::kVideoConferenceTrayCameraMicrophoneUseWhileDisabled);
+    nudge_manager->Cancel(kVideoConferenceTrayBothUseWhileDisabledNudgeId);
   }
 }
 
@@ -677,62 +694,34 @@ bool VideoConferenceTrayController::HasMicrophonePermission() const {
 void VideoConferenceTrayController::HandleDeviceUsedWhileDisabled(
     crosapi::mojom::VideoConferenceMediaDevice device,
     const std::u16string& app_name) {
-  // Do not show "Use while disabled" nudge if another nudge is showing.
-  if (IsAnyVcNudgeShown()) {
+  if (device == crosapi::mojom::VideoConferenceMediaDevice::kUnusedDefault) {
     return;
   }
 
-  // TODO(b/273570886): Handle the case when both camera and microphone are
-  // being used while disabled.
-  std::u16string device_name;
-  int text_id;
-  NudgeCatalogName catalog_name;
-  std::string nudge_id;
-  views::View* anchor_view = nullptr;
-  switch (device) {
-    case crosapi::mojom::VideoConferenceMediaDevice::kMicrophone:
-      device_name =
-          l10n_util::GetStringUTF16(IDS_ASH_VIDEO_CONFERENCE_MICROPHONE_NAME);
-      if (microphone_muted_by_hardware_switch_) {
-        text_id = IDS_ASH_VIDEO_CONFERENCE_TOAST_USE_WHILE_HARDWARE_DISABLED;
-        nudge_id = kVideoConferenceTrayMicrophoneUseWhileHWDisabledNudgeId;
-        catalog_name =
-            NudgeCatalogName::kVideoConferenceTrayMicrophoneUseWhileHWDisabled;
-      } else {
-        text_id = IDS_ASH_VIDEO_CONFERENCE_TOAST_USE_WHILE_SOFTWARE_DISABLED;
-        nudge_id = kVideoConferenceTrayMicrophoneUseWhileSWDisabledNudgeId;
-        catalog_name =
-            NudgeCatalogName::kVideoConferenceTrayMicrophoneUseWhileSWDisabled;
-      }
-      anchor_view = GetVcTrayInActiveWindow()->audio_icon();
-      break;
-    case crosapi::mojom::VideoConferenceMediaDevice::kCamera:
-      device_name =
-          l10n_util::GetStringUTF16(IDS_ASH_VIDEO_CONFERENCE_CAMERA_NAME);
-      if (camera_muted_by_hardware_switch_) {
-        text_id = IDS_ASH_VIDEO_CONFERENCE_TOAST_USE_WHILE_HARDWARE_DISABLED;
-        nudge_id = kVideoConferenceTrayCameraUseWhileHWDisabledNudgeId;
-        catalog_name =
-            NudgeCatalogName::kVideoConferenceTrayCameraUseWhileHWDisabled;
-      } else {
-        text_id = IDS_ASH_VIDEO_CONFERENCE_TOAST_USE_WHILE_SOFTWARE_DISABLED;
-        nudge_id = kVideoConferenceTrayCameraUseWhileSWDisabledNudgeId;
-        catalog_name =
-            NudgeCatalogName::kVideoConferenceTrayCameraUseWhileSWDisabled;
-      }
-      anchor_view = GetVcTrayInActiveWindow()->camera_icon();
-      break;
-    default:
-      NOTREACHED();
-      return;
+  UsedWhileDisabledNudgeType type = GetUsedWhileDisabledNudgeType(device);
+
+  if (!use_while_disabled_signal_waiter_.IsRunning()) {
+    // Cache the type and starts the timer to wait for the signal of the other
+    // device.
+    use_while_disabled_nudge_on_wait_ = type;
+
+    use_while_disabled_signal_waiter_.Start(
+        FROM_HERE, kHandleDeviceUsedWhileDisabledWaitTime,
+        base::BindOnce(
+            &VideoConferenceTrayController::DisplayUsedWhileDisabledNudge,
+            weak_ptr_factory_.GetWeakPtr(), type, app_name));
+    return;
   }
 
-  AnchoredNudgeData nudge_data(
-      nudge_id, catalog_name,
-      l10n_util::GetStringFUTF16(text_id, app_name, device_name), anchor_view);
-  nudge_data.anchored_to_shelf = true;
-  CreateNudgeRequest(
-      std::make_unique<AnchoredNudgeData>(std::move(nudge_data)));
+  if (type == use_while_disabled_nudge_on_wait_) {
+    return;
+  }
+
+  use_while_disabled_signal_waiter_.Stop();
+
+  // If we receive the signal for both camera and microphone, display the nudge
+  // for both.
+  DisplayUsedWhileDisabledNudge(UsedWhileDisabledNudgeType::kBoth, app_name);
 }
 
 void VideoConferenceTrayController::UpdateCameraIcons() {
@@ -797,4 +786,94 @@ void VideoConferenceTrayController::RecordRepeatedShows() {
   count_repeated_shows_ = 0;
 }
 
+void VideoConferenceTrayController::DisplayUsedWhileDisabledNudge(
+    VideoConferenceTrayController::UsedWhileDisabledNudgeType type,
+    const std::u16string& app_name) {
+  // Do not show "Use while disabled" nudge if another nudge is showing.
+  if (IsAnyVcNudgeShown()) {
+    return;
+  }
+
+  std::u16string device_name;
+  int text_id;
+  NudgeCatalogName catalog_name;
+  std::string nudge_id;
+  views::View* anchor_view = nullptr;
+  switch (type) {
+    case VideoConferenceTrayController::UsedWhileDisabledNudgeType::kMicrophone:
+      device_name =
+          l10n_util::GetStringUTF16(IDS_ASH_VIDEO_CONFERENCE_MICROPHONE_NAME);
+      if (microphone_muted_by_hardware_switch_) {
+        text_id = IDS_ASH_VIDEO_CONFERENCE_TOAST_USE_WHILE_HARDWARE_DISABLED;
+        nudge_id = kVideoConferenceTrayMicrophoneUseWhileHWDisabledNudgeId;
+        catalog_name =
+            NudgeCatalogName::kVideoConferenceTrayMicrophoneUseWhileHWDisabled;
+      } else {
+        text_id = IDS_ASH_VIDEO_CONFERENCE_TOAST_USE_WHILE_DISABLED;
+        nudge_id = kVideoConferenceTrayMicrophoneUseWhileSWDisabledNudgeId;
+        catalog_name =
+            NudgeCatalogName::kVideoConferenceTrayMicrophoneUseWhileSWDisabled;
+      }
+      anchor_view = GetVcTrayInActiveWindow()->audio_icon();
+      break;
+    case VideoConferenceTrayController::UsedWhileDisabledNudgeType::kCamera:
+      device_name =
+          l10n_util::GetStringUTF16(IDS_ASH_VIDEO_CONFERENCE_CAMERA_NAME);
+      if (camera_muted_by_hardware_switch_) {
+        text_id = IDS_ASH_VIDEO_CONFERENCE_TOAST_USE_WHILE_HARDWARE_DISABLED;
+        nudge_id = kVideoConferenceTrayCameraUseWhileHWDisabledNudgeId;
+        catalog_name =
+            NudgeCatalogName::kVideoConferenceTrayCameraUseWhileHWDisabled;
+      } else {
+        text_id = IDS_ASH_VIDEO_CONFERENCE_TOAST_USE_WHILE_DISABLED;
+        nudge_id = kVideoConferenceTrayCameraUseWhileSWDisabledNudgeId;
+        catalog_name =
+            NudgeCatalogName::kVideoConferenceTrayCameraUseWhileSWDisabled;
+      }
+      anchor_view = GetVcTrayInActiveWindow()->camera_icon();
+      break;
+    case VideoConferenceTrayController::UsedWhileDisabledNudgeType::kBoth:
+      device_name = l10n_util::GetStringUTF16(
+          IDS_ASH_VIDEO_CONFERENCE_CAMERA_MICROPHONE_NAME);
+      text_id = IDS_ASH_VIDEO_CONFERENCE_TOAST_USE_WHILE_DISABLED;
+      nudge_id = kVideoConferenceTrayBothUseWhileDisabledNudgeId;
+      catalog_name = NudgeCatalogName::
+          kVideoConferenceTrayCameraMicrophoneUseWhileDisabled;
+      anchor_view = GetVcTrayInActiveWindow()->audio_icon();
+      break;
+    default:
+      NOTREACHED();
+      return;
+  }
+
+  AnchoredNudgeData nudge_data(
+      nudge_id, catalog_name,
+      l10n_util::GetStringFUTF16(text_id, app_name, device_name), anchor_view);
+  nudge_data.anchored_to_shelf = true;
+  CreateNudgeRequest(
+      std::make_unique<AnchoredNudgeData>(std::move(nudge_data)));
+}
+
+VideoConferenceTrayController::UsedWhileDisabledNudgeType
+VideoConferenceTrayController::GetUsedWhileDisabledNudgeType(
+    crosapi::mojom::VideoConferenceMediaDevice device) {
+  DCHECK_NE(device, crosapi::mojom::VideoConferenceMediaDevice::kUnusedDefault);
+
+  VideoConferenceTrayController::UsedWhileDisabledNudgeType type;
+  switch (device) {
+    case crosapi::mojom::VideoConferenceMediaDevice::kCamera:
+      type = VideoConferenceTrayController::UsedWhileDisabledNudgeType::kCamera;
+      break;
+    case crosapi::mojom::VideoConferenceMediaDevice::kMicrophone:
+      type = VideoConferenceTrayController::UsedWhileDisabledNudgeType::
+          kMicrophone;
+      break;
+    default:
+      NOTREACHED();
+      type = VideoConferenceTrayController::UsedWhileDisabledNudgeType::kCamera;
+  }
+
+  return type;
+}
+
 }  // namespace ash

ash/system/video_conference/video_conference_tray_controller.h

@@ -201,6 +201,14 @@ class ASH_EXPORT VideoConferenceTrayController
   bool initialized() const { return initialized_; }
 
  private:
+  // All the types of the use while disabled nudge.
+  enum class UsedWhileDisabledNudgeType {
+    kCamera = 0,
+    kMicrophone = 1,
+    kBoth = 2,
+    kMaxValue = kBoth
+  };
+
   // Updates the state of the camera icons across all `VideoConferenceTray`.
   void UpdateCameraIcons();
 
@@ -214,6 +222,13 @@ class ASH_EXPORT VideoConferenceTrayController
   // Returns true if any of the VC nudges are visible on screen.
   bool IsAnyVcNudgeShown();
 
+  // Displays the use while disabled nudge according to the given `type`.
+  void DisplayUsedWhileDisabledNudge(UsedWhileDisabledNudgeType type,
+                                     const std::u16string& app_name);
+
+  UsedWhileDisabledNudgeType GetUsedWhileDisabledNudgeType(
+      crosapi::mojom::VideoConferenceMediaDevice device);
+
   // The number of capturing apps, fetched from `VideoConferenceManagerAsh`.
   int capturing_apps_ = 0;
 
@@ -268,6 +283,14 @@ class ASH_EXPORT VideoConferenceTrayController
   int count_repeated_shows_ = 0;
   base::DelayTimer repeated_shows_timer_;
 
+  // Due to some constraint in `VideoConferenceManagerAsh`, when both microphone
+  // and camera is being accessed when disabled,`HandleDeviceUsedWhileDisabled`
+  // will be called twice for each device. Thus, we need to wait for both 2
+  // calls and display one nudge for both. These are the timer and the cache
+  // type to make that happen.
+  base::OneShotTimer use_while_disabled_signal_waiter_;
+  UsedWhileDisabledNudgeType use_while_disabled_nudge_on_wait_;
+
   // The contents of a nudge data object that is cached so it can be shown once
   // the tray has fully animated in.
   std::unique_ptr<AnchoredNudgeData> requested_nudge_data_;

ash/system/video_conference/video_conference_tray_controller_unittest.cc

@@ -21,6 +21,7 @@
 #include "base/test/metrics/histogram_tester.h"
 #include "base/test/scoped_feature_list.h"
 #include "base/test/task_environment.h"
+#include "base/time/time.h"
 #include "chromeos/ash/components/audio/cras_audio_handler.h"
 #include "chromeos/crosapi/mojom/video_conference.mojom.h"
 #include "components/prefs/pref_service.h"
@@ -51,10 +52,14 @@ constexpr char kVideoConferenceTrayCameraUseWhileHWDisabledNudgeId[] =
     "video_conference_tray_nudge_ids.camera_use_while_hw_disabled";
 constexpr char kVideoConferenceTrayCameraUseWhileSWDisabledNudgeId[] =
     "video_conference_tray_nudge_ids.camera_use_while_sw_disabled";
+constexpr char kVideoConferenceTrayBothUseWhileDisabledNudgeId[] =
+    "video_conference_tray_nudge_ids.camera_microphone_use_while_disabled";
 
 constexpr char kRepeatedShowsHistogramName[] =
     "Ash.VideoConference.NumberOfRepeatedShows";
 
+constexpr auto kHandleDeviceUsedWhileDisabledWaitTime = base::Milliseconds(200);
+
 bool IsNudgeShown(const std::string& id) {
   return Shell::Get()->anchored_nudge_manager()->IsNudgeShown(id);
 }
@@ -261,14 +266,15 @@ TEST_F(VideoConferenceTrayControllerTest,
   controller()->HandleDeviceUsedWhileDisabled(
       crosapi::mojom::VideoConferenceMediaDevice::kCamera, app_name);
 
-  // Nudge should be displayed. Showing that app is accessing while camera is
-  // software-muted.
+  // After `kHandleDeviceUsedWhileDisabledWaitTime`, nudge should be displayed.
+  // Showing that app is accessing while camera is software-muted.
+  task_environment()->FastForwardBy(kHandleDeviceUsedWhileDisabledWaitTime);
   ASSERT_TRUE(IsNudgeShown(nudge_id));
   EXPECT_EQ(GetNudgeAnchorView(nudge_id), camera_icon());
   EXPECT_EQ(GetNudgeText(nudge_id),
             l10n_util::GetStringFUTF16(
-                IDS_ASH_VIDEO_CONFERENCE_TOAST_USE_WHILE_SOFTWARE_DISABLED,
-                app_name, camera_device_name));
+                IDS_ASH_VIDEO_CONFERENCE_TOAST_USE_WHILE_DISABLED, app_name,
+                camera_device_name));
 
   // Unmute camera through SW. Nudge should be dismissed.
   controller()->OnCameraSWPrivacySwitchStateChanged(
@@ -294,14 +300,15 @@ TEST_F(VideoConferenceTrayControllerTest,
   controller()->HandleDeviceUsedWhileDisabled(
       crosapi::mojom::VideoConferenceMediaDevice::kMicrophone, app_name);
 
-  // Nudge should be displayed. Showing that app is accessing while microphone
-  // is software-muted.
+  // After `kHandleDeviceUsedWhileDisabledWaitTime`, nudge should be displayed.
+  // Showing that app is accessing while microphone is software-muted.
+  task_environment()->FastForwardBy(kHandleDeviceUsedWhileDisabledWaitTime);
   ASSERT_TRUE(IsNudgeShown(nudge_id));
   EXPECT_EQ(GetNudgeAnchorView(nudge_id), audio_icon());
   EXPECT_EQ(GetNudgeText(nudge_id),
             l10n_util::GetStringFUTF16(
-                IDS_ASH_VIDEO_CONFERENCE_TOAST_USE_WHILE_SOFTWARE_DISABLED,
-                app_name, microphone_device_name));
+                IDS_ASH_VIDEO_CONFERENCE_TOAST_USE_WHILE_DISABLED, app_name,
+                microphone_device_name));
 
   // Unmute microphone through SW. Nudge should be dismissed.
   controller()->OnInputMuteChanged(
@@ -327,8 +334,9 @@ TEST_F(VideoConferenceTrayControllerTest,
   controller()->HandleDeviceUsedWhileDisabled(
       crosapi::mojom::VideoConferenceMediaDevice::kCamera, app_name);
 
-  // Nudge should be displayed. Showing that app is accessing while camera is
-  // hardware-muted.
+  // After `kHandleDeviceUsedWhileDisabledWaitTime`, nudge should be displayed.
+  // Showing that app is accessing while camera is hardware-muted.
+  task_environment()->FastForwardBy(kHandleDeviceUsedWhileDisabledWaitTime);
   ASSERT_TRUE(IsNudgeShown(nudge_id));
   EXPECT_EQ(GetNudgeAnchorView(nudge_id), camera_icon());
   EXPECT_EQ(GetNudgeText(nudge_id),
@@ -361,8 +369,9 @@ TEST_F(VideoConferenceTrayControllerTest,
   controller()->HandleDeviceUsedWhileDisabled(
       crosapi::mojom::VideoConferenceMediaDevice::kMicrophone, app_name);
 
-  // Nudge should be displayed. Showing that app is accessing while microphone
-  // is hardware-muted.
+  // After `kHandleDeviceUsedWhileDisabledWaitTime`, nudge should be displayed.
+  // Showing that app is accessing while microphone is hardware-muted.
+  task_environment()->FastForwardBy(kHandleDeviceUsedWhileDisabledWaitTime);
   ASSERT_TRUE(IsNudgeShown(nudge_id));
   EXPECT_EQ(GetNudgeAnchorView(nudge_id), audio_icon());
   EXPECT_EQ(GetNudgeText(nudge_id),
@@ -377,6 +386,110 @@ TEST_F(VideoConferenceTrayControllerTest,
   EXPECT_FALSE(IsNudgeShown(nudge_id));
 }
 
+TEST_F(VideoConferenceTrayControllerTest,
+       HandleCameraMicrophoneUsedWhileDisabled) {
+  auto* app_name = u"app_name";
+  auto device_name = l10n_util::GetStringUTF16(
+      IDS_ASH_VIDEO_CONFERENCE_CAMERA_MICROPHONE_NAME);
+  auto* nudge_id = kVideoConferenceTrayBothUseWhileDisabledNudgeId;
+
+  SetTrayAndButtonsVisible();
+
+  controller()->OnInputMuteChanged(
+      /*mute_on=*/true, CrasAudioHandler::InputMuteChangeMethod::kOther);
+  controller()->OnCameraHWPrivacySwitchStateChanged(
+      /*device_id=*/"device_id", cros::mojom::CameraPrivacySwitchState::ON);
+
+  // No nudge is shown before `HandleDeviceUsedWhileDisabled()` is called.
+  EXPECT_FALSE(IsNudgeShown(nudge_id));
+
+  controller()->HandleDeviceUsedWhileDisabled(
+      crosapi::mojom::VideoConferenceMediaDevice::kMicrophone, app_name);
+
+  task_environment()->FastForwardBy(base::Milliseconds(20));
+
+  // No nudge is shown yet since we are waiting for more signal for
+  // `HandleDeviceUsedWhileDisabled`.
+  EXPECT_FALSE(IsNudgeShown(nudge_id));
+
+  controller()->HandleDeviceUsedWhileDisabled(
+      crosapi::mojom::VideoConferenceMediaDevice::kCamera, app_name);
+
+  // Nudge should be displayed when receiving signal for both camera and
+  // microphone.
+  ASSERT_TRUE(IsNudgeShown(nudge_id));
+  EXPECT_EQ(GetNudgeAnchorView(nudge_id), audio_icon());
+  EXPECT_EQ(GetNudgeText(nudge_id),
+            l10n_util::GetStringFUTF16(
+                IDS_ASH_VIDEO_CONFERENCE_TOAST_USE_WHILE_DISABLED, app_name,
+                device_name));
+}
+
+TEST_F(VideoConferenceTrayControllerTest,
+       UnmuteCameraWithCameraMicrophoneUsedWhileDisabledNudge) {
+  auto* app_name = u"app_name";
+  auto* nudge_id = kVideoConferenceTrayBothUseWhileDisabledNudgeId;
+
+  SetTrayAndButtonsVisible();
+
+  controller()->HandleDeviceUsedWhileDisabled(
+      crosapi::mojom::VideoConferenceMediaDevice::kMicrophone, app_name);
+  controller()->HandleDeviceUsedWhileDisabled(
+      crosapi::mojom::VideoConferenceMediaDevice::kCamera, app_name);
+
+  ASSERT_TRUE(IsNudgeShown(nudge_id));
+
+  // Now unmute camera. Nudge should also be dismissed.
+  controller()->OnCameraSWPrivacySwitchStateChanged(
+      cros::mojom::CameraPrivacySwitchState::OFF);
+  EXPECT_FALSE(IsNudgeShown(nudge_id));
+
+  // Test the same thing for hw-unmuting camera.
+  controller()->HandleDeviceUsedWhileDisabled(
+      crosapi::mojom::VideoConferenceMediaDevice::kMicrophone, app_name);
+  controller()->HandleDeviceUsedWhileDisabled(
+      crosapi::mojom::VideoConferenceMediaDevice::kCamera, app_name);
+
+  ASSERT_TRUE(IsNudgeShown(nudge_id));
+
+  controller()->OnCameraHWPrivacySwitchStateChanged(
+      /*device_id=*/"device_id", cros::mojom::CameraPrivacySwitchState::OFF);
+  EXPECT_FALSE(IsNudgeShown(nudge_id));
+}
+
+TEST_F(VideoConferenceTrayControllerTest,
+       UnmuteMicrophoneWithCameraMicrophoneUsedWhileDisabledNudge) {
+  auto* app_name = u"app_name";
+  auto* nudge_id = kVideoConferenceTrayBothUseWhileDisabledNudgeId;
+
+  SetTrayAndButtonsVisible();
+
+  controller()->HandleDeviceUsedWhileDisabled(
+      crosapi::mojom::VideoConferenceMediaDevice::kMicrophone, app_name);
+  controller()->HandleDeviceUsedWhileDisabled(
+      crosapi::mojom::VideoConferenceMediaDevice::kCamera, app_name);
+
+  ASSERT_TRUE(IsNudgeShown(nudge_id));
+
+  // Now unmute microphone. Nudge should also be dismissed.
+  controller()->OnInputMuteChanged(
+      /*mute_on=*/false, CrasAudioHandler::InputMuteChangeMethod::kOther);
+  EXPECT_FALSE(IsNudgeShown(nudge_id));
+
+  // Test the same thing for hw-unmuting microphone.
+  controller()->HandleDeviceUsedWhileDisabled(
+      crosapi::mojom::VideoConferenceMediaDevice::kMicrophone, app_name);
+  controller()->HandleDeviceUsedWhileDisabled(
+      crosapi::mojom::VideoConferenceMediaDevice::kCamera, app_name);
+
+  ASSERT_TRUE(IsNudgeShown(nudge_id));
+
+  controller()->OnInputMuteChanged(
+      /*mute_on=*/false,
+      CrasAudioHandler::InputMuteChangeMethod::kPhysicalShutter);
+  EXPECT_FALSE(IsNudgeShown(nudge_id));
+}
+
 TEST_F(VideoConferenceTrayControllerTest, SpeakOnMuteNudge) {
   auto* nudge_id = kVideoConferenceTraySpeakOnMuteDetectedNudgeId;
 
@@ -673,6 +786,7 @@ TEST_F(VideoConferenceTrayControllerTest, NudgeBlocksOtherNudges) {
       /*device_id=*/"device_id", cros::mojom::CameraPrivacySwitchState::ON);
   controller()->HandleDeviceUsedWhileDisabled(
       crosapi::mojom::VideoConferenceMediaDevice::kCamera, app_name);
+  task_environment()->FastForwardBy(kHandleDeviceUsedWhileDisabledWaitTime);
   EXPECT_TRUE(IsNudgeShown(use_while_disabled_nudge_id));
 
   // Show opt-in nudge by muting the microphone, "use while disabled" nudge

chrome/browser/ash/video_conference/video_conference_integration_browsertest.cc

@@ -681,7 +681,7 @@ IN_PROC_BROWSER_TEST_P(VideoConferenceIntegrationTest, UseWhileDisabled) {
   EXPECT_EQ(
       GetNudgeText(microphone_nudge_id),
       l10n_util::GetStringFUTF16(
-          IDS_ASH_VIDEO_CONFERENCE_TOAST_USE_WHILE_SOFTWARE_DISABLED, kTitle1,
+          IDS_ASH_VIDEO_CONFERENCE_TOAST_USE_WHILE_DISABLED, kTitle1,
           l10n_util::GetStringUTF16(IDS_ASH_VIDEO_CONFERENCE_MICROPHONE_NAME)));
   EXPECT_EQ(GetNudgeAnchorView(microphone_nudge_id), GetVcTray()->audio_icon());
 
@@ -703,7 +703,7 @@ IN_PROC_BROWSER_TEST_P(VideoConferenceIntegrationTest, UseWhileDisabled) {
   EXPECT_EQ(
       GetNudgeText(camera_nudge_id),
       l10n_util::GetStringFUTF16(
-          IDS_ASH_VIDEO_CONFERENCE_TOAST_USE_WHILE_SOFTWARE_DISABLED, kTitle1,
+          IDS_ASH_VIDEO_CONFERENCE_TOAST_USE_WHILE_DISABLED, kTitle1,
           l10n_util::GetStringUTF16(IDS_ASH_VIDEO_CONFERENCE_CAMERA_NAME)));
   EXPECT_EQ(GetNudgeAnchorView(camera_nudge_id), GetVcTray()->camera_icon());
 }

tools/metrics/histograms/enums.xml

@@ -77094,6 +77094,8 @@ Called by update_net_trust_anchors.py.-->
   <int value="17"
       label="Video Conference Tray Speak On Mute Opt In Confirmation"/>
   <int value="18" label="Scalable IPH Bubble"/>
+  <int value="19"
+      label="Video Conference Tray Camera And Microphone Use While Disabled"/>
 </enum>
 
 <enum name="NukeProfileResult">