Adding UI log events when volume sliders start and end tracking touch.

Test: atest SystemUITests:VolumeDialogImplTest
Flag: NONE
Bug: 316953430

Change-Id: I4e29432a6abd99cf91a554e1f5b75d717c4b40c5

3 files changed, 61 insertions, 1 deletions

diff --git a/packages/SystemUI/src/com/android/systemui/volume/Events.java b/packages/SystemUI/src/com/android/systemui/volume/Events.java
index 50d15475434b..e10d1cb833fa 100644
--- a/packages/SystemUI/src/com/android/systemui/volume/Events.java
+++ b/packages/SystemUI/src/com/android/systemui/volume/Events.java
@@ -60,6 +60,7 @@ public class Events {
     public static final int EVENT_DISMISS_USB_OVERHEAT_ALARM = 20; // (reason|int) (keyguard|bool)
     public static final int EVENT_ODI_CAPTIONS_CLICK = 21;
     public static final int EVENT_ODI_CAPTIONS_TOOLTIP_CLICK = 22;
+    public static final int EVENT_SLIDER_TOUCH_TRACKING = 23; // (tracking|bool)
 
     private static final String[] EVENT_TAGS = {
             "show_dialog",
@@ -84,7 +85,8 @@ public class Events {
             "show_usb_overheat_alarm",
             "dismiss_usb_overheat_alarm",
             "odi_captions_click",
-            "odi_captions_tooltip_click"
+            "odi_captions_tooltip_click",
+            "slider_touch_tracking"
     };
 
     public static final int DISMISS_REASON_UNKNOWN = 0;
@@ -234,6 +236,10 @@ public class Events {
         VOLUME_DIALOG_SLIDER(150),
         @UiEvent(doc = "The audio stream was set to silent via slider")
         VOLUME_DIALOG_SLIDER_TO_ZERO(151),
+        @UiEvent(doc = "The right-most slider started tracking touch")
+        VOLUME_DIALOG_SLIDER_STARTED_TRACKING_TOUCH(1620),
+        @UiEvent(doc = "The right-most slider stopped tracking touch")
+        VOLUME_DIALOG_SLIDER_STOPPED_TRACKING_TOUCH(1621),
         @UiEvent(doc = "ODI captions was clicked")
         VOLUME_DIALOG_ODI_CAPTIONS_CLICKED(1503),
         @UiEvent(doc = "ODI captions tooltip dismiss was clicked")
@@ -491,6 +497,15 @@ public class Events {
                             .append(" keyguard=").append(keyguard);
                 }
                 break;
+            case EVENT_SLIDER_TOUCH_TRACKING:
+                final boolean startedTracking = (boolean) list[0];
+                final VolumeDialogEvent event;
+                if (startedTracking) {
+                    event = VolumeDialogEvent.VOLUME_DIALOG_SLIDER_STARTED_TRACKING_TOUCH;
+                } else {
+                    event = VolumeDialogEvent.VOLUME_DIALOG_SLIDER_STOPPED_TRACKING_TOUCH;
+                }
+                sUiEventLogger.log(event);
             default:
                 sb.append(Arrays.asList(list));
                 break;
diff --git a/packages/SystemUI/src/com/android/systemui/volume/VolumeDialogImpl.java b/packages/SystemUI/src/com/android/systemui/volume/VolumeDialogImpl.java
index 90c5c62718ad..404563087041 100644
--- a/packages/SystemUI/src/com/android/systemui/volume/VolumeDialogImpl.java
+++ b/packages/SystemUI/src/com/android/systemui/volume/VolumeDialogImpl.java
@@ -2518,6 +2518,7 @@ public class VolumeDialogImpl implements VolumeDialog, Dumpable,
         @Override
         public void onStartTrackingTouch(SeekBar seekBar) {
             if (D.BUG) Log.d(TAG, "onStartTrackingTouch"+ " " + mRow.stream);
+            Events.writeEvent(Events.EVENT_SLIDER_TOUCH_TRACKING, /* startedTracking= */true);
             if (mRow.mHapticPlugin != null) {
                 mRow.mHapticPlugin.onStartTrackingTouch(seekBar);
             }
@@ -2528,6 +2529,7 @@ public class VolumeDialogImpl implements VolumeDialog, Dumpable,
         @Override
         public void onStopTrackingTouch(SeekBar seekBar) {
             if (D.BUG) Log.d(TAG, "onStopTrackingTouch"+ " " + mRow.stream);
+            Events.writeEvent(Events.EVENT_SLIDER_TOUCH_TRACKING, /* startedTracking= */false);
             if (mRow.mHapticPlugin != null) {
                 mRow.mHapticPlugin.onStopTrackingTouch(seekBar);
             }
diff --git a/packages/SystemUI/tests/src/com/android/systemui/volume/VolumeDialogImplTest.java b/packages/SystemUI/tests/src/com/android/systemui/volume/VolumeDialogImplTest.java
index 25a0bc4fba61..1a3cb87b3422 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/volume/VolumeDialogImplTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/volume/VolumeDialogImplTest.java
@@ -58,6 +58,7 @@ import android.view.View;
 import android.view.ViewGroup;
 import android.view.accessibility.AccessibilityManager;
 import android.widget.ImageButton;
+import android.widget.SeekBar;
 
 import androidx.test.core.view.MotionEventBuilder;
 import androidx.test.filters.SmallTest;
@@ -111,6 +112,7 @@ public class VolumeDialogImplTest extends SysuiTestCase {
     View mDrawerVibrate;
     View mDrawerMute;
     View mDrawerNormal;
+    ViewGroup mDialogRowsView;
     CaptionsToggleImageButton mODICaptionsIcon;
 
     private TestableLooper mTestableLooper;
@@ -222,6 +224,8 @@ public class VolumeDialogImplTest extends SysuiTestCase {
         }
         mODICaptionsIcon = mDialog.getDialogView().findViewById(R.id.odi_captions_icon);
 
+        mDialogRowsView = mDialog.getDialogView().findViewById(R.id.volume_dialog_rows);
+
         Prefs.putInt(mContext,
                 Prefs.Key.SEEN_RINGER_GUIDANCE_COUNT,
                 VolumePrefs.SHOW_RINGER_TOAST_COUNT + 1);
@@ -671,6 +675,45 @@ public class VolumeDialogImplTest extends SysuiTestCase {
     }
 
     @Test
+    public void volumeSliderTracksTouch_logsStartAndStopTrackingUiEvents() {
+        UiEventLoggerFake logger = new UiEventLoggerFake();
+        Events.sUiEventLogger = logger;
+
+        mDialog.show(SHOW_REASON_UNKNOWN);
+        mTestableLooper.processAllMessages();
+
+        MotionEvent down = MotionEventBuilder.newBuilder()
+                .setAction(MotionEvent.ACTION_DOWN).build();
+        MotionEvent up = MotionEventBuilder.newBuilder().setAction(MotionEvent.ACTION_UP).build();
+
+        SeekBar slider =
+                mDialogRowsView.getChildAt(0).findViewById(R.id.volume_row_slider);
+        slider.onTouchEvent(down);
+        slider.onTouchEvent(up);
+        mTestableLooper.moveTimeForward(300);
+        mTestableLooper.processAllMessages();
+
+        boolean foundStartTrackingTouch = false;
+        boolean foundStopTrackingTouch = false;
+        for (UiEventLoggerFake.FakeUiEvent event : logger.getLogs()) {
+            if (event.eventId
+                    == Events.VolumeDialogEvent.VOLUME_DIALOG_SLIDER_STARTED_TRACKING_TOUCH.getId()
+            ) {
+                foundStartTrackingTouch = true;
+            }
+            if (event.eventId
+                    == Events.VolumeDialogEvent.VOLUME_DIALOG_SLIDER_STOPPED_TRACKING_TOUCH.getId()
+            ) {
+                foundStopTrackingTouch = true;
+            }
+        }
+        Assert.assertTrue("Did not log the event of start tracking touch.",
+                foundStartTrackingTouch);
+        Assert.assertTrue("Did not log the event of stop tracking touch.",
+                foundStopTrackingTouch);
+    }
+
+    @Test
     public void turnOnDnD_volumeSliderIconChangesToDnd() {
         State state = createShellState();
         state.zenMode = Settings.Global.ZEN_MODE_NO_INTERRUPTIONS;