diff --git a/src/com/android/launcher3/compat/AccessibilityManagerCompat.java b/src/com/android/launcher3/compat/AccessibilityManagerCompat.java
index 1d32d1d..30c3417 100644
--- a/src/com/android/launcher3/compat/AccessibilityManagerCompat.java
+++ b/src/com/android/launcher3/compat/AccessibilityManagerCompat.java
@@ -70,7 +70,8 @@
         final Bundle parcel = new Bundle();
         parcel.putInt(TestProtocol.STATE_FIELD, stateOrdinal);
 
-        sendEventToTest(accessibilityManager, TestProtocol.SWITCHED_TO_STATE_MESSAGE, parcel);
+        sendEventToTest(
+                accessibilityManager, context, TestProtocol.SWITCHED_TO_STATE_MESSAGE, parcel);
         Log.d(TestProtocol.PERMANENT_DIAG_TAG, "sendStateEventToTest: " + stateOrdinal);
     }
 
@@ -78,22 +79,24 @@
         final AccessibilityManager accessibilityManager = getAccessibilityManagerForTest(context);
         if (accessibilityManager == null) return;
 
-        sendEventToTest(accessibilityManager, TestProtocol.SCROLL_FINISHED_MESSAGE, null);
+        sendEventToTest(accessibilityManager, context, TestProtocol.SCROLL_FINISHED_MESSAGE, null);
     }
 
     public static void sendPauseDetectedEventToTest(Context context) {
         final AccessibilityManager accessibilityManager = getAccessibilityManagerForTest(context);
         if (accessibilityManager == null) return;
 
-        sendEventToTest(accessibilityManager, TestProtocol.PAUSE_DETECTED_MESSAGE, null);
+        sendEventToTest(accessibilityManager, context, TestProtocol.PAUSE_DETECTED_MESSAGE, null);
     }
 
     private static void sendEventToTest(
-            AccessibilityManager accessibilityManager, String eventTag, Bundle data) {
+            AccessibilityManager accessibilityManager,
+            Context context, String eventTag, Bundle data) {
         final AccessibilityEvent e = AccessibilityEvent.obtain(
                 AccessibilityEvent.TYPE_ANNOUNCEMENT);
         e.setClassName(eventTag);
         e.setParcelableData(data);
+        e.setPackageName(context.getApplicationContext().getPackageName());
         accessibilityManager.sendAccessibilityEvent(e);
     }
 
diff --git a/tests/tapl/com/android/launcher3/tapl/Background.java b/tests/tapl/com/android/launcher3/tapl/Background.java
index 0c4e5a9..e538f60 100644
--- a/tests/tapl/com/android/launcher3/tapl/Background.java
+++ b/tests/tapl/com/android/launcher3/tapl/Background.java
@@ -93,7 +93,7 @@
 
                 mLauncher.sendPointer(
                         downTime, downTime, MotionEvent.ACTION_DOWN, start, gestureScope);
-                mLauncher.executeAndWaitForEvent(
+                mLauncher.executeAndWaitForLauncherEvent(
                         () -> mLauncher.movePointer(
                                 downTime,
                                 downTime,
diff --git a/tests/tapl/com/android/launcher3/tapl/Launchable.java b/tests/tapl/com/android/launcher3/tapl/Launchable.java
index 13ecfb8..093c024 100644
--- a/tests/tapl/com/android/launcher3/tapl/Launchable.java
+++ b/tests/tapl/com/android/launcher3/tapl/Launchable.java
@@ -56,15 +56,18 @@
     private Background launch(BySelector selector) {
         LauncherInstrumentation.log("Launchable.launch before click " +
                 mObject.getVisibleCenter() + " in " + mLauncher.getVisibleBounds(mObject));
+        final String label = mObject.getText();
 
         mLauncher.executeAndWaitForEvent(
-                () -> mLauncher.clickLauncherObject(mObject),
+                () -> {
+                    mLauncher.clickLauncherObject(mObject);
+                    expectActivityStartEvents();
+                },
                 event -> event.getEventType() == TYPE_WINDOW_STATE_CHANGED,
-                () -> "Launching an app didn't open a new window: " + mObject.getText());
-        expectActivityStartEvents();
+                () -> "Launching an app didn't open a new window: " + label);
 
         mLauncher.assertTrue(
-                "App didn't start: " + selector,
+                "App didn't start: " + label,
                 mLauncher.getDevice().wait(Until.hasObject(selector),
                         LauncherInstrumentation.WAIT_TIME_MS));
         return new Background(mLauncher);
diff --git a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
index c74dea9..5c47faa 100644
--- a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
+++ b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
@@ -103,6 +103,7 @@
 
     static final Pattern EVENT_TOUCH_DOWN_TIS = getTouchEventPatternTIS("ACTION_DOWN");
     static final Pattern EVENT_TOUCH_UP_TIS = getTouchEventPatternTIS("ACTION_UP");
+    private final String mLauncherPackage;
 
     // Types for launcher containers that the user is interacting with. "Background" is a
     // pseudo-container corresponding to inactive launcher covered by another app.
@@ -216,11 +217,11 @@
         // Launcher package. As during inproc tests the tested launcher may not be selected as the
         // current launcher, choosing target package for inproc. For out-of-proc, use the installed
         // launcher package.
-        final String authorityPackage = testPackage.equals(targetPackage) ?
-                getLauncherPackageName() :
-                targetPackage;
+        mLauncherPackage = testPackage.equals(targetPackage)
+                ? getLauncherPackageName()
+                : targetPackage;
 
-        String testProviderAuthority = authorityPackage + ".TestInfo";
+        String testProviderAuthority = mLauncherPackage + ".TestInfo";
         mTestProviderUri = new Uri.Builder()
                 .scheme(ContentResolver.SCHEME_CONTENT)
                 .authority(testProviderAuthority)
@@ -628,6 +629,14 @@
         fail("Launcher didn't initialize");
     }
 
+    Parcelable executeAndWaitForLauncherEvent(Runnable command,
+            UiAutomation.AccessibilityEventFilter eventFilter, Supplier<String> message) {
+        return executeAndWaitForEvent(
+                command,
+                e -> mLauncherPackage.equals(e.getPackageName()) && eventFilter.accept(e),
+                message);
+    }
+
     Parcelable executeAndWaitForEvent(Runnable command,
             UiAutomation.AccessibilityEventFilter eventFilter, Supplier<String> message) {
         try {
@@ -972,7 +981,7 @@
 
     void runToState(Runnable command, int expectedState) {
         final List<Integer> actualEvents = new ArrayList<>();
-        executeAndWaitForEvent(
+        executeAndWaitForLauncherEvent(
                 command,
                 event -> isSwitchToStateEvent(event, expectedState, actualEvents),
                 () -> "Failed to receive an event for the state change: expected ["
@@ -1087,7 +1096,7 @@
                 return;
         }
 
-        executeAndWaitForEvent(
+        executeAndWaitForLauncherEvent(
                 () -> linearGesture(
                         startX, startY, endX, endY, steps, slowDown, GestureScope.INSIDE),
                 event -> TestProtocol.SCROLL_FINISHED_MESSAGE.equals(event.getClassName()),