diff --git a/quickstep/src/com/android/launcher3/taskbar/LauncherTaskbarUIController.java b/quickstep/src/com/android/launcher3/taskbar/LauncherTaskbarUIController.java
index 60fb094..b63b9dd 100644
--- a/quickstep/src/com/android/launcher3/taskbar/LauncherTaskbarUIController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/LauncherTaskbarUIController.java
@@ -289,7 +289,12 @@
     }
 
     public boolean isDraggingItem() {
-        return mControllers.taskbarDragController.isDragging();
+        boolean bubblesDragging = false;
+        if (mControllers.bubbleControllers.isPresent()) {
+            bubblesDragging =
+                    mControllers.bubbleControllers.get().bubbleDragController.isDragging();
+        }
+        return mControllers.taskbarDragController.isDragging() || bubblesDragging;
     }
 
     @Override
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
index cd1eea2..1471234 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
@@ -502,6 +502,15 @@
     }
 
     /**
+     * Returns {@code true} iff bubble bar is enabled (but not necessarily visible /
+     * containing bubbles).
+     */
+    @Override
+    public boolean isBubbleBarEnabled() {
+        return getBubbleControllers() != null && BubbleBarController.isBubbleBarEnabled();
+    }
+
+    /**
      * Returns if software keyboard is docked or input toolbar is placed at the taskbar area
      */
     public boolean isImeDocked() {
diff --git a/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleBarViewController.java b/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleBarViewController.java
index cd0bca6..1d74b28 100644
--- a/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleBarViewController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleBarViewController.java
@@ -308,6 +308,15 @@
         return mBarView.getBubbleBarBounds();
     }
 
+    /** Checks that bubble bar is visible and that the motion event is within bounds. */
+    public boolean isEventOverBubbleBar(MotionEvent event) {
+        if (!isBubbleBarVisible()) return false;
+        final Rect bounds = getBubbleBarBounds();
+        final int bubbleBarTopOnScreen = mBarView.getRestingTopPositionOnScreen();
+        final float x = event.getX();
+        return event.getRawY() >= bubbleBarTopOnScreen && x >= bounds.left && x <= bounds.right;
+    }
+
     /** Whether a new bubble is animating. */
     public boolean isAnimatingNewBubble() {
         return mBubbleBarViewAnimator != null && mBubbleBarViewAnimator.isAnimating();
diff --git a/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleDragController.java b/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleDragController.java
index 656a266..54b883c 100644
--- a/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleDragController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleDragController.java
@@ -77,6 +77,8 @@
     private BubbleBarPinController mBubbleBarPinController;
     private BubblePinController mBubblePinController;
 
+    private boolean mIsDragging;
+
     public BubbleDragController(TaskbarActivityContext activity) {
         mActivity = activity;
     }
@@ -240,6 +242,16 @@
         });
     }
 
+    /** Whether there is an item being dragged or not. */
+    public boolean isDragging() {
+        return mIsDragging;
+    }
+
+    /** Sets whether something is being dragged or not. */
+    public void setIsDragging(boolean isDragging) {
+        mIsDragging = isDragging;
+    }
+
     /**
      * Bubble touch listener for handling a single bubble view or bubble bar view while dragging.
      * The dragging starts after "shorter" long click (the long click duration might change):
@@ -436,6 +448,7 @@
 
         private void startDragging(@NonNull View view) {
             onDragStart();
+            BubbleDragController.this.setIsDragging(true);
             mActivity.setTaskbarWindowFullscreen(true);
             mAnimator = new BubbleDragAnimator(view);
             mAnimator.animateFocused();
@@ -452,6 +465,7 @@
         }
 
         private void stopDragging(@NonNull View view, @NonNull MotionEvent event) {
+            BubbleDragController.this.setIsDragging(false);
             Runnable onComplete = () -> {
                 mActivity.setTaskbarWindowFullscreen(false);
                 cleanUp(view);
diff --git a/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleStashedHandleViewController.java b/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleStashedHandleViewController.java
index 8158fe7..6bfe8f4 100644
--- a/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleStashedHandleViewController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/bubbles/BubbleStashedHandleViewController.java
@@ -298,15 +298,11 @@
         }
 
         // the bounds of the handle only include the visible part, so we check that the Y coordinate
-        // is anywhere within the stashed taskbar height.
-        int top = mActivity.getDeviceProfile().heightPx - mStashedTaskbarHeight;
-
-        return (int) ev.getRawY() >= top && containsX((int) ev.getRawX());
-    }
-
-    /** Checks if the given x coordinate is within the stashed handle bounds. */
-    public boolean containsX(int x) {
-        return x >= mStashedHandleBounds.left && x <= mStashedHandleBounds.right;
+        // is anywhere within the stashed height of bubble bar (same as taskbar stashed height).
+        final int top = mActivity.getDeviceProfile().heightPx - mStashedTaskbarHeight;
+        final float x = ev.getRawX();
+        return ev.getRawY() >= top && x >= mStashedHandleBounds.left
+                && x <= mStashedHandleBounds.right;
     }
 
     /** Set a bubble bar location */
diff --git a/quickstep/src/com/android/quickstep/InputConsumer.java b/quickstep/src/com/android/quickstep/InputConsumer.java
index f898e2f..0185737 100644
--- a/quickstep/src/com/android/quickstep/InputConsumer.java
+++ b/quickstep/src/com/android/quickstep/InputConsumer.java
@@ -40,6 +40,7 @@
     int TYPE_STATUS_BAR = 1 << 13;
     int TYPE_CURSOR_HOVER = 1 << 14;
     int TYPE_NAV_HANDLE_LONG_PRESS = 1 << 15;
+    int TYPE_BUBBLE_BAR = 1 << 16;
 
     String[] NAMES = new String[] {
            "TYPE_NO_OP",                    // 0
@@ -58,6 +59,7 @@
             "TYPE_STATUS_BAR",              // 13
             "TYPE_CURSOR_HOVER",            // 14
             "TYPE_NAV_HANDLE_LONG_PRESS",   // 15
+            "TYPE_BUBBLE_BAR",              // 16
     };
 
     InputConsumer NO_OP = () -> TYPE_NO_OP;
diff --git a/quickstep/src/com/android/quickstep/TouchInteractionService.java b/quickstep/src/com/android/quickstep/TouchInteractionService.java
index 88ab528..2b5aa71 100644
--- a/quickstep/src/com/android/quickstep/TouchInteractionService.java
+++ b/quickstep/src/com/android/quickstep/TouchInteractionService.java
@@ -97,6 +97,7 @@
 import com.android.launcher3.taskbar.TaskbarActivityContext;
 import com.android.launcher3.taskbar.TaskbarManager;
 import com.android.launcher3.taskbar.TaskbarNavButtonController.TaskbarNavButtonCallbacks;
+import com.android.launcher3.taskbar.bubbles.BubbleControllers;
 import com.android.launcher3.testing.TestLogging;
 import com.android.launcher3.testing.shared.ResourceUtils;
 import com.android.launcher3.testing.shared.TestProtocol;
@@ -109,6 +110,7 @@
 import com.android.launcher3.util.TraceHelper;
 import com.android.quickstep.inputconsumers.AccessibilityInputConsumer;
 import com.android.quickstep.inputconsumers.AssistantInputConsumer;
+import com.android.quickstep.inputconsumers.BubbleBarInputConsumer;
 import com.android.quickstep.inputconsumers.DeviceLockedInputConsumer;
 import com.android.quickstep.inputconsumers.NavHandleLongPressInputConsumer;
 import com.android.quickstep.inputconsumers.OneHandedModeInputConsumer;
@@ -901,11 +903,14 @@
             boolean isOneHandedModeActive = mDeviceState.isOneHandedModeActive();
             boolean isInSwipeUpTouchRegion = mRotationTouchHelper.isInSwipeUpTouchRegion(event);
             TaskbarActivityContext tac = mTaskbarManager.getCurrentActivityContext();
+            BubbleControllers bubbleControllers = tac != null ? tac.getBubbleControllers() : null;
+            boolean isOnBubbles = bubbleControllers != null
+                    && BubbleBarInputConsumer.isEventOnBubbles(tac, event);
             if (isInSwipeUpTouchRegion && tac != null) {
                 tac.closeKeyboardQuickSwitchView();
             }
             if ((!isOneHandedModeActive && isInSwipeUpTouchRegion)
-                    || isHoverActionWithoutConsumer) {
+                    || isHoverActionWithoutConsumer || isOnBubbles) {
                 reasonString.append(!isOneHandedModeActive && isInSwipeUpTouchRegion
                                 ? "one handed mode is not active and event is in swipe up region"
                                 : "isHoverActionWithoutConsumer == true")
@@ -1085,6 +1090,15 @@
 
     private InputConsumer newConsumer(
             GestureState previousGestureState, GestureState newGestureState, MotionEvent event) {
+        TaskbarActivityContext tac = mTaskbarManager.getCurrentActivityContext();
+        BubbleControllers bubbleControllers = tac != null ? tac.getBubbleControllers() : null;
+        if (bubbleControllers != null && BubbleBarInputConsumer.isEventOnBubbles(tac, event)) {
+            InputConsumer consumer = new BubbleBarInputConsumer(this, bubbleControllers,
+                    mInputMonitorCompat);
+            logInputConsumerSelectionReason(consumer, newCompoundString(
+                    "event is on bubbles, creating new input consumer"));
+            return consumer;
+        }
         AnimatedFloat progressProxy = mSwipeUpProxyProvider.apply(mGestureState);
         if (progressProxy != null) {
             InputConsumer consumer = new ProgressDelegateInputConsumer(
@@ -1149,7 +1163,6 @@
             }
 
             // If Taskbar is present, we listen for swipe or cursor hover events to unstash it.
-            TaskbarActivityContext tac = mTaskbarManager.getCurrentActivityContext();
             if (tac != null && !(base instanceof AssistantInputConsumer)) {
                 // Present always on large screen or on small screen w/ flag
                 boolean useTaskbarConsumer = tac.getDeviceProfile().isTaskbarPresent
diff --git a/quickstep/src/com/android/quickstep/inputconsumers/BubbleBarInputConsumer.java b/quickstep/src/com/android/quickstep/inputconsumers/BubbleBarInputConsumer.java
new file mode 100644
index 0000000..dbe2068
--- /dev/null
+++ b/quickstep/src/com/android/quickstep/inputconsumers/BubbleBarInputConsumer.java
@@ -0,0 +1,147 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.quickstep.inputconsumers;
+
+import static android.view.MotionEvent.INVALID_POINTER_ID;
+
+import android.content.Context;
+import android.graphics.PointF;
+import android.view.MotionEvent;
+import android.view.ViewConfiguration;
+
+import com.android.launcher3.taskbar.TaskbarActivityContext;
+import com.android.launcher3.taskbar.bubbles.BubbleBarViewController;
+import com.android.launcher3.taskbar.bubbles.BubbleControllers;
+import com.android.launcher3.taskbar.bubbles.BubbleDragController;
+import com.android.launcher3.taskbar.bubbles.stashing.BubbleStashController;
+import com.android.launcher3.testing.TestLogging;
+import com.android.launcher3.testing.shared.TestProtocol;
+import com.android.quickstep.InputConsumer;
+import com.android.systemui.shared.system.InputMonitorCompat;
+
+/**
+ * Listens for touch events on the bubble bar.
+ */
+public class BubbleBarInputConsumer implements InputConsumer {
+
+    private final BubbleStashController mBubbleStashController;
+    private final BubbleBarViewController mBubbleBarViewController;
+    private final BubbleDragController mBubbleDragController;
+    private final InputMonitorCompat mInputMonitorCompat;
+
+    private boolean mSwipeUpOnBubbleHandle;
+    private boolean mPassedTouchSlop;
+
+    private final int mTouchSlop;
+    private final PointF mDownPos = new PointF();
+    private final PointF mLastPos = new PointF();
+    private final long mTimeForTap;
+    private int mActivePointerId = INVALID_POINTER_ID;
+
+    public BubbleBarInputConsumer(Context context, BubbleControllers bubbleControllers,
+            InputMonitorCompat inputMonitorCompat) {
+        mBubbleStashController = bubbleControllers.bubbleStashController;
+        mBubbleBarViewController = bubbleControllers.bubbleBarViewController;
+        mBubbleDragController = bubbleControllers.bubbleDragController;
+        mInputMonitorCompat = inputMonitorCompat;
+        mTouchSlop = ViewConfiguration.get(context).getScaledTouchSlop();
+        mTimeForTap = ViewConfiguration.getTapTimeout();
+    }
+
+    @Override
+    public int getType() {
+        return TYPE_BUBBLE_BAR;
+    }
+
+    @Override
+    public void onMotionEvent(MotionEvent ev) {
+        final boolean isStashed = mBubbleStashController.isStashed();
+        final int action = ev.getAction();
+        switch (action) {
+            case MotionEvent.ACTION_DOWN:
+                mActivePointerId = ev.getPointerId(0);
+                mDownPos.set(ev.getX(), ev.getY());
+                mLastPos.set(mDownPos);
+                break;
+            case MotionEvent.ACTION_MOVE:
+                int pointerIndex = ev.findPointerIndex(mActivePointerId);
+                if (pointerIndex == INVALID_POINTER_ID) {
+                    break;
+                }
+                mLastPos.set(ev.getX(pointerIndex), ev.getY(pointerIndex));
+
+                float dX = mLastPos.x - mDownPos.x;
+                float dY = mLastPos.y - mDownPos.y;
+                if (!mPassedTouchSlop) {
+                    mPassedTouchSlop = Math.abs(dY) > mTouchSlop || Math.abs(dX) > mTouchSlop;
+                }
+                if ((isCollapsed() || isStashed) && !mSwipeUpOnBubbleHandle && mPassedTouchSlop) {
+                    boolean verticalGesture = Math.abs(dY) > Math.abs(dX);
+                    if (verticalGesture && !mBubbleDragController.isDragging()) {
+                        mSwipeUpOnBubbleHandle = true;
+                        mBubbleStashController.showBubbleBar(/* expandBubbles= */ true);
+                        // Bubbles is handling the swipe so make sure no one else gets it.
+                        TestLogging.recordEvent(TestProtocol.SEQUENCE_PILFER, "pilferPointers");
+                        mInputMonitorCompat.pilferPointers();
+                    }
+                }
+                break;
+            case MotionEvent.ACTION_UP:
+                boolean isWithinTapTime = ev.getEventTime() - ev.getDownTime() <= mTimeForTap;
+                if (isWithinTapTime && !mSwipeUpOnBubbleHandle && !mPassedTouchSlop) {
+                    // Taps on the handle / collapsed state should open the bar
+                    if (isStashed || isCollapsed()) {
+                        mBubbleStashController.showBubbleBar(/* expandBubbles= */ true);
+                    }
+                }
+                break;
+        }
+        if (action == MotionEvent.ACTION_UP || action == MotionEvent.ACTION_CANCEL) {
+            cleanupAfterMotionEvent();
+        }
+    }
+
+    private void cleanupAfterMotionEvent() {
+        mPassedTouchSlop = false;
+        mSwipeUpOnBubbleHandle = false;
+    }
+
+    private boolean isCollapsed() {
+        return mBubbleStashController.isBubbleBarVisible()
+                && !mBubbleBarViewController.isExpanded();
+    }
+
+    /**
+     * Returns whether the event is occurring on a visible bubble bar or the bar handle.
+     */
+    public static boolean isEventOnBubbles(TaskbarActivityContext tac, MotionEvent ev) {
+        if (tac == null || !tac.isBubbleBarEnabled()) {
+            return false;
+        }
+        BubbleControllers controllers = tac.getBubbleControllers();
+        if (controllers == null || !controllers.bubbleBarViewController.hasBubbles()) {
+            return false;
+        }
+        if (controllers.bubbleStashController.isStashed()
+                && controllers.bubbleStashedHandleViewController.isPresent()) {
+            return controllers.bubbleStashedHandleViewController.get().isEventOverHandle(ev);
+        } else if (controllers.bubbleBarViewController.isBubbleBarVisible()) {
+            return controllers.bubbleBarViewController.isEventOverBubbleBar(ev);
+        }
+        return false;
+    }
+}
diff --git a/quickstep/src/com/android/quickstep/inputconsumers/TaskbarUnstashInputConsumer.java b/quickstep/src/com/android/quickstep/inputconsumers/TaskbarUnstashInputConsumer.java
index 9a99d4a..17a97fa 100644
--- a/quickstep/src/com/android/quickstep/inputconsumers/TaskbarUnstashInputConsumer.java
+++ b/quickstep/src/com/android/quickstep/inputconsumers/TaskbarUnstashInputConsumer.java
@@ -15,9 +15,7 @@
  */
 package com.android.quickstep.inputconsumers;
 
-import static android.view.MotionEvent.ACTION_CANCEL;
 import static android.view.MotionEvent.ACTION_MOVE;
-import static android.view.MotionEvent.ACTION_UP;
 import static android.view.MotionEvent.INVALID_POINTER_ID;
 
 import static com.android.launcher3.Flags.enableCursorHoverStates;
@@ -43,7 +41,6 @@
 import com.android.launcher3.taskbar.TaskbarActivityContext;
 import com.android.launcher3.taskbar.TaskbarThresholdUtils;
 import com.android.launcher3.taskbar.TaskbarTranslationController.TransitionCallback;
-import com.android.launcher3.taskbar.bubbles.BubbleControllers;
 import com.android.launcher3.touch.OverScroll;
 import com.android.launcher3.util.DisplayController;
 import com.android.quickstep.GestureState;
@@ -69,9 +66,6 @@
     private final int mTaskbarNavThresholdY;
     private final boolean mIsTaskbarAllAppsOpen;
     private boolean mHasPassedTaskbarNavThreshold;
-    private boolean mIsInBubbleBarArea;
-    private boolean mIsVerticalGestureOverBubbleBar;
-    private boolean mIsPassedBubbleBarSlop;
     private final int mTouchSlop;
 
     private final PointF mDownPos = new PointF();
@@ -159,9 +153,6 @@
                         if (mTransitionCallback != null && !mIsTaskbarAllAppsOpen) {
                             mTransitionCallback.onActionDown();
                         }
-                        if (mIsTransientTaskbar && isInBubbleBarArea(x)) {
-                            mIsInBubbleBarArea = true;
-                        }
                         break;
                     case MotionEvent.ACTION_POINTER_UP:
                         int ptrIdx = ev.getActionIndex();
@@ -185,18 +176,6 @@
                         float dX = mLastPos.x - mDownPos.x;
                         float dY = mLastPos.y - mDownPos.y;
 
-                        if (!mIsPassedBubbleBarSlop && mIsInBubbleBarArea) {
-                            boolean passedSlop =
-                                    Math.abs(dY) > mTouchSlop || Math.abs(dX) > mTouchSlop;
-                            if (passedSlop) {
-                                mIsPassedBubbleBarSlop = true;
-                                mIsVerticalGestureOverBubbleBar = Math.abs(dY) > Math.abs(dX);
-                                if (mIsVerticalGestureOverBubbleBar) {
-                                    setActive(ev);
-                                }
-                            }
-                        }
-
                         if (mIsTransientTaskbar) {
                             boolean passedTaskbarNavThreshold = dY < 0
                                     && Math.abs(dY) >= mTaskbarNavThreshold;
@@ -204,11 +183,7 @@
                             if (!mHasPassedTaskbarNavThreshold && passedTaskbarNavThreshold
                                     && !mGestureState.isInExtendedSlopRegion()) {
                                 mHasPassedTaskbarNavThreshold = true;
-                                if (mIsInBubbleBarArea && mIsVerticalGestureOverBubbleBar) {
-                                    mTaskbarActivityContext.onSwipeToOpenBubblebar();
-                                } else {
-                                    mTaskbarActivityContext.onSwipeToUnstashTaskbar();
-                                }
+                                mTaskbarActivityContext.onSwipeToUnstashTaskbar();
                             }
 
                             if (dY < 0) {
@@ -230,41 +205,8 @@
                         break;
                 }
             }
-            boolean isMovingInBubbleBarArea = mIsInBubbleBarArea && ev.getAction() == ACTION_MOVE;
             if (!isStashedTaskbarHovered) {
-                // if we're moving in the bubble bar area but we haven't passed the slop yet, don't
-                // propagate to the delegate, until we can determine the direction of the gesture.
-                if (!isMovingInBubbleBarArea || mIsPassedBubbleBarSlop) {
-                    mDelegate.onMotionEvent(ev);
-                }
-            }
-        } else if (mIsVerticalGestureOverBubbleBar) {
-            // if we get here then this gesture is a vertical swipe over the bubble bar.
-            // we're also active and there's no need to delegate any additional motion events. the
-            // rest of the gesture will be handled here.
-            switch (ev.getAction()) {
-                case ACTION_MOVE:
-                    int pointerIndex = ev.findPointerIndex(mActivePointerId);
-                    if (pointerIndex == INVALID_POINTER_ID) {
-                        break;
-                    }
-                    mLastPos.set(ev.getX(pointerIndex), ev.getY(pointerIndex));
-
-                    float dY = mLastPos.y - mDownPos.y;
-
-                    // bubble bar swipe gesture uses the same threshold as the taskbar.
-                    boolean passedTaskbarNavThreshold = dY < 0
-                            && Math.abs(dY) >= mTaskbarNavThreshold;
-
-                    if (!mHasPassedTaskbarNavThreshold && passedTaskbarNavThreshold) {
-                        mHasPassedTaskbarNavThreshold = true;
-                        mTaskbarActivityContext.onSwipeToOpenBubblebar();
-                    }
-                    break;
-                case ACTION_UP:
-                case ACTION_CANCEL:
-                    cleanupAfterMotionEvent();
-                    break;
+                mDelegate.onMotionEvent(ev);
             }
         }
     }
@@ -301,9 +243,6 @@
             mTransitionCallback.onActionEnd();
         }
         mHasPassedTaskbarNavThreshold = false;
-        mIsInBubbleBarArea = false;
-        mIsVerticalGestureOverBubbleBar = false;
-        mIsPassedBubbleBarSlop = false;
 
         if (mVelocityTracker != null) {
             mVelocityTracker.recycle();
@@ -313,23 +252,6 @@
         mMotionMoveCount = 0;
     }
 
-    private boolean isInBubbleBarArea(float x) {
-        if (mTaskbarActivityContext == null || !mIsTransientTaskbar) {
-            return false;
-        }
-        BubbleControllers controllers = mTaskbarActivityContext.getBubbleControllers();
-        if (controllers == null) {
-            return false;
-        }
-        if (controllers.bubbleStashController.isStashed()
-                && controllers.bubbleStashedHandleViewController.isPresent()) {
-            return controllers.bubbleStashedHandleViewController.get().containsX((int) x);
-        } else {
-            Rect bubbleBarBounds = controllers.bubbleBarViewController.getBubbleBarBounds();
-            return x >= bubbleBarBounds.left && x <= bubbleBarBounds.right;
-        }
-    }
-
     /**
      * Listen for hover events for the stashed taskbar.
      *
diff --git a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/bubbles/BubbleBarInputConsumerTest.kt b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/bubbles/BubbleBarInputConsumerTest.kt
new file mode 100644
index 0000000..785ec66
--- /dev/null
+++ b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/bubbles/BubbleBarInputConsumerTest.kt
@@ -0,0 +1,156 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.launcher3.taskbar.bubbles
+
+import android.view.MotionEvent
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import com.android.launcher3.taskbar.TaskbarActivityContext
+import com.android.launcher3.taskbar.bubbles.stashing.BubbleStashController
+import com.android.quickstep.inputconsumers.BubbleBarInputConsumer
+import com.google.common.truth.Truth.assertThat
+import java.util.Optional
+import org.junit.Before
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.mockito.Mock
+import org.mockito.MockitoAnnotations
+import org.mockito.kotlin.any
+import org.mockito.kotlin.whenever
+
+/**
+ * Tests for bubble bar input consumer, namely the static method that indicates whether the input
+ * consumer should handle the event.
+ */
+@RunWith(AndroidJUnit4::class)
+class BubbleBarInputConsumerTest {
+
+    private lateinit var bubbleControllers: BubbleControllers
+
+    @Mock private lateinit var taskbarActivityContext: TaskbarActivityContext
+    @Mock private lateinit var bubbleBarController: BubbleBarController
+    @Mock private lateinit var bubbleBarViewController: BubbleBarViewController
+    @Mock private lateinit var bubbleStashController: BubbleStashController
+    @Mock private lateinit var bubbleStashedHandleViewController: BubbleStashedHandleViewController
+    @Mock private lateinit var bubbleDragController: BubbleDragController
+    @Mock private lateinit var bubbleDismissController: BubbleDismissController
+    @Mock private lateinit var bubbleBarPinController: BubbleBarPinController
+    @Mock private lateinit var bubblePinController: BubblePinController
+    @Mock private lateinit var bubbleCreator: BubbleCreator
+
+    @Mock private lateinit var motionEvent: MotionEvent
+
+    @Before
+    fun setUp() {
+        MockitoAnnotations.initMocks(this)
+
+        bubbleControllers =
+            BubbleControllers(
+                bubbleBarController,
+                bubbleBarViewController,
+                bubbleStashController,
+                Optional.of(bubbleStashedHandleViewController),
+                bubbleDragController,
+                bubbleDismissController,
+                bubbleBarPinController,
+                bubblePinController,
+                bubbleCreator
+            )
+    }
+
+    @Test
+    fun testIsEventOnBubbles_noTaskbarActivityContext() {
+        assertThat(BubbleBarInputConsumer.isEventOnBubbles(null, motionEvent)).isFalse()
+    }
+
+    @Test
+    fun testIsEventOnBubbles_bubblesNotEnabled() {
+        whenever(taskbarActivityContext.isBubbleBarEnabled).thenReturn(false)
+        assertThat(BubbleBarInputConsumer.isEventOnBubbles(taskbarActivityContext, motionEvent))
+            .isFalse()
+    }
+
+    @Test
+    fun testIsEventOnBubbles_noBubbleControllers() {
+        whenever(taskbarActivityContext.isBubbleBarEnabled).thenReturn(true)
+        whenever(taskbarActivityContext.bubbleControllers).thenReturn(null)
+        assertThat(BubbleBarInputConsumer.isEventOnBubbles(taskbarActivityContext, motionEvent))
+            .isFalse()
+    }
+
+    @Test
+    fun testIsEventOnBubbles_noBubbles() {
+        whenever(taskbarActivityContext.isBubbleBarEnabled).thenReturn(true)
+        whenever(taskbarActivityContext.bubbleControllers).thenReturn(bubbleControllers)
+        whenever(bubbleBarViewController.hasBubbles()).thenReturn(false)
+        assertThat(BubbleBarInputConsumer.isEventOnBubbles(taskbarActivityContext, motionEvent))
+            .isFalse()
+    }
+
+    @Test
+    fun testIsEventOnBubbles_eventOnStashedHandle() {
+        whenever(taskbarActivityContext.isBubbleBarEnabled).thenReturn(true)
+        whenever(taskbarActivityContext.bubbleControllers).thenReturn(bubbleControllers)
+        whenever(bubbleBarViewController.hasBubbles()).thenReturn(true)
+
+        whenever(bubbleStashController.isStashed).thenReturn(true)
+        whenever(bubbleStashedHandleViewController.isEventOverHandle(any())).thenReturn(true)
+
+        assertThat(BubbleBarInputConsumer.isEventOnBubbles(taskbarActivityContext, motionEvent))
+            .isTrue()
+    }
+
+    @Test
+    fun testIsEventOnBubbles_eventNotOnStashedHandle() {
+        whenever(taskbarActivityContext.isBubbleBarEnabled).thenReturn(true)
+        whenever(taskbarActivityContext.bubbleControllers).thenReturn(bubbleControllers)
+        whenever(bubbleBarViewController.hasBubbles()).thenReturn(true)
+
+        whenever(bubbleStashController.isStashed).thenReturn(true)
+        whenever(bubbleStashedHandleViewController.isEventOverHandle(any())).thenReturn(false)
+
+        assertThat(BubbleBarInputConsumer.isEventOnBubbles(taskbarActivityContext, motionEvent))
+            .isFalse()
+    }
+
+    @Test
+    fun testIsEventOnBubbles_eventOnVisibleBubbleView() {
+        whenever(taskbarActivityContext.isBubbleBarEnabled).thenReturn(true)
+        whenever(taskbarActivityContext.bubbleControllers).thenReturn(bubbleControllers)
+        whenever(bubbleBarViewController.hasBubbles()).thenReturn(true)
+
+        whenever(bubbleStashController.isStashed).thenReturn(false)
+        whenever(bubbleBarViewController.isBubbleBarVisible).thenReturn(true)
+        whenever(bubbleBarViewController.isEventOverBubbleBar(any())).thenReturn(true)
+
+        assertThat(BubbleBarInputConsumer.isEventOnBubbles(taskbarActivityContext, motionEvent))
+            .isTrue()
+    }
+
+    @Test
+    fun testIsEventOnBubbles_eventNotOnVisibleBubbleView() {
+        whenever(taskbarActivityContext.isBubbleBarEnabled).thenReturn(true)
+        whenever(taskbarActivityContext.bubbleControllers).thenReturn(bubbleControllers)
+        whenever(bubbleBarViewController.hasBubbles()).thenReturn(true)
+
+        whenever(bubbleStashController.isStashed).thenReturn(false)
+        whenever(bubbleBarViewController.isBubbleBarVisible).thenReturn(true)
+        whenever(bubbleBarViewController.isEventOverBubbleBar(any())).thenReturn(false)
+
+        assertThat(BubbleBarInputConsumer.isEventOnBubbles(taskbarActivityContext, motionEvent))
+            .isFalse()
+    }
+}