diff --git a/quickstep/src/com/android/launcher3/model/AppEventProducer.java b/quickstep/src/com/android/launcher3/model/AppEventProducer.java
index 5c66944..9f3be69 100644
--- a/quickstep/src/com/android/launcher3/model/AppEventProducer.java
+++ b/quickstep/src/com/android/launcher3/model/AppEventProducer.java
@@ -62,6 +62,7 @@
 import androidx.annotation.Nullable;
 import androidx.annotation.WorkerThread;
 
+import com.android.launcher3.Utilities;
 import com.android.launcher3.logger.LauncherAtom;
 import com.android.launcher3.logger.LauncherAtom.ContainerInfo;
 import com.android.launcher3.logger.LauncherAtom.FolderContainer;
@@ -116,7 +117,8 @@
     @AnyThread
     private void sendEvent(AppTarget target, LauncherAtom.ItemInfo locationInfo, int eventId,
             int targetPredictor) {
-        if (target != null) {
+        // TODO: remove the running test check when b/231648228 is fixed.
+        if (target != null && !Utilities.IS_RUNNING_IN_TEST_HARNESS) {
             AppTargetEvent event = new AppTargetEvent.Builder(target, eventId)
                     .setLaunchLocation(getContainer(locationInfo))
                     .build();
diff --git a/quickstep/src/com/android/quickstep/logging/StatsLogCompatManager.java b/quickstep/src/com/android/quickstep/logging/StatsLogCompatManager.java
index 10c56c9..85ef6cb 100644
--- a/quickstep/src/com/android/quickstep/logging/StatsLogCompatManager.java
+++ b/quickstep/src/com/android/quickstep/logging/StatsLogCompatManager.java
@@ -130,7 +130,7 @@
         if (IS_VERBOSE) {
             Log.d(TAG, String.format("\nwriteSnapshot(%d):\n%s", instanceId.getId(), info));
         }
-        if (!Utilities.ATLEAST_R) {
+        if (!Utilities.ATLEAST_R || Utilities.IS_RUNNING_IN_TEST_HARNESS) {
             return;
         }
         SysUiStatsLog.write(SysUiStatsLog.LAUNCHER_SNAPSHOT,
@@ -415,6 +415,10 @@
                 consumer.consume(event, atomInfo);
             }
 
+            // TODO: remove this when b/231648228 is fixed.
+            if (Utilities.IS_RUNNING_IN_TEST_HARNESS) {
+                return;
+            }
             SysUiStatsLog.write(
                     SysUiStatsLog.LAUNCHER_EVENT,
                     SysUiStatsLog.LAUNCHER_UICHANGED__ACTION__DEFAULT_ACTION /* deprecated */,
@@ -510,6 +514,9 @@
     }
 
     private static int getCardinality(LauncherAtom.ItemInfo info) {
+        if (Utilities.IS_RUNNING_IN_TEST_HARNESS) {
+            return 0;
+        }
         switch (info.getContainerInfo().getContainerCase()) {
             case PREDICTED_HOTSEAT_CONTAINER:
                 return info.getContainerInfo().getPredictedHotseatContainer().getCardinality();
@@ -625,6 +632,9 @@
     }
 
     private static int getHierarchy(LauncherAtom.ItemInfo info) {
+        if (Utilities.IS_RUNNING_IN_TEST_HARNESS) {
+            return 0;
+        }
         if (info.getContainerInfo().getContainerCase() == FOLDER) {
             return info.getContainerInfo().getFolder().getParentContainerCase().getNumber()
                     + FOLDER_HIERARCHY_OFFSET;
@@ -665,6 +675,9 @@
     }
 
     private static int getSearchAttributes(LauncherAtom.ItemInfo info) {
+        if (Utilities.IS_RUNNING_IN_TEST_HARNESS) {
+            return 0;
+        }
         ContainerInfo containerInfo = info.getContainerInfo();
         if (containerInfo.getContainerCase() == EXTENDED_CONTAINERS
                 && containerInfo.getExtendedContainers().getContainerCase()
diff --git a/quickstep/tests/src/com/android/quickstep/TaplTestsQuickstep.java b/quickstep/tests/src/com/android/quickstep/TaplTestsQuickstep.java
index 4d38822..4bf247c 100644
--- a/quickstep/tests/src/com/android/quickstep/TaplTestsQuickstep.java
+++ b/quickstep/tests/src/com/android/quickstep/TaplTestsQuickstep.java
@@ -52,6 +52,8 @@
 public class TaplTestsQuickstep extends AbstractQuickStepTest {
 
     private static final String APP_NAME = "LauncherTestApp";
+    private static final String CALCULATOR_APP_PACKAGE =
+            resolveSystemApp(Intent.CATEGORY_APP_CALCULATOR);
 
     @Before
     public void setUp() throws Exception {
@@ -73,7 +75,7 @@
 
     public static void startTestApps() throws Exception {
         startAppFast(getAppPackageName());
-        startAppFast(resolveSystemApp(Intent.CATEGORY_APP_CALCULATOR));
+        startAppFast(CALCULATOR_APP_PACKAGE);
         startTestActivity(2);
     }
 
@@ -207,7 +209,7 @@
     @NavigationModeSwitch
     @PortraitLandscape
     public void testBackground() throws Exception {
-        startAppFast(resolveSystemApp(Intent.CATEGORY_APP_CALCULATOR));
+        startAppFast(CALCULATOR_APP_PACKAGE);
         final LaunchedAppState launchedAppState = getAndAssertLaunchedApp();
 
         assertNotNull("Background.switchToOverview() returned null",
@@ -302,7 +304,7 @@
         mLauncher.getWorkspace();
         waitForState("Launcher internal state didn't switch to Home", () -> LauncherState.NORMAL);
 
-        startAppFast(resolveSystemApp(Intent.CATEGORY_APP_CALCULATOR));
+        startAppFast(CALCULATOR_APP_PACKAGE);
         mLauncher.pressBack();
         mLauncher.getWorkspace();
         waitForState("Launcher internal state didn't switch to Home", () -> LauncherState.NORMAL);
diff --git a/tests/tapl/com/android/launcher3/tapl/HomeQsb.java b/tests/tapl/com/android/launcher3/tapl/HomeQsb.java
new file mode 100644
index 0000000..5f92199
--- /dev/null
+++ b/tests/tapl/com/android/launcher3/tapl/HomeQsb.java
@@ -0,0 +1,45 @@
+/*
+ * Copyright (C) 2022 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.tapl;
+
+/**
+ * Operations on home screen qsb.
+ */
+public class HomeQsb {
+
+    private final LauncherInstrumentation mLauncher;
+
+    HomeQsb(LauncherInstrumentation launcher) {
+        mLauncher = launcher;
+        mLauncher.waitForLauncherObject("search_container_hotseat");
+    }
+
+    /**
+     * Show search result page from tapping qsb.
+     */
+    public SearchResultFromQsb showSearchResult() {
+        try (LauncherInstrumentation.Closable c = mLauncher.addContextLayer(
+                "want to open search result page");
+             LauncherInstrumentation.Closable e = mLauncher.eventsCheck()) {
+            mLauncher.clickLauncherObject(
+                    mLauncher.waitForLauncherObject("search_container_hotseat"));
+            try (LauncherInstrumentation.Closable c2 = mLauncher.addContextLayer(
+                    "clicked qsb to open search result page")) {
+                return new SearchResultFromQsb(mLauncher);
+            }
+        }
+    }
+}
diff --git a/tests/tapl/com/android/launcher3/tapl/Launchable.java b/tests/tapl/com/android/launcher3/tapl/Launchable.java
index 45a0196..39cd4ff 100644
--- a/tests/tapl/com/android/launcher3/tapl/Launchable.java
+++ b/tests/tapl/com/android/launcher3/tapl/Launchable.java
@@ -33,7 +33,7 @@
 /**
  * Ancestor for AppIcon and AppMenuItem.
  */
-abstract class Launchable {
+public abstract class Launchable {
 
     protected static final int DEFAULT_DRAG_STEPS = 10;
 
diff --git a/tests/tapl/com/android/launcher3/tapl/SearchResultFromQsb.java b/tests/tapl/com/android/launcher3/tapl/SearchResultFromQsb.java
new file mode 100644
index 0000000..82652c7
--- /dev/null
+++ b/tests/tapl/com/android/launcher3/tapl/SearchResultFromQsb.java
@@ -0,0 +1,50 @@
+/*
+ * Copyright (C) 2022 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.tapl;
+
+import android.widget.TextView;
+
+import androidx.test.uiautomator.By;
+import androidx.test.uiautomator.UiObject2;
+
+/**
+ * Operations on search result page opened from home screen qsb.
+ */
+public class SearchResultFromQsb {
+    // The input resource id in the search box.
+    private static final String INPUT_RES = "input";
+    private final LauncherInstrumentation mLauncher;
+
+    SearchResultFromQsb(LauncherInstrumentation launcher) {
+        mLauncher = launcher;
+        mLauncher.waitForLauncherObject("search_container_all_apps");
+    }
+
+    /** Set the input to the search input edit text and update search results. */
+    public void searchForInput(String input) {
+        try (LauncherInstrumentation.Closable c = mLauncher.addContextLayer(
+                "want to search for result with an input");
+             LauncherInstrumentation.Closable e = mLauncher.eventsCheck()) {
+            mLauncher.waitForLauncherObject(INPUT_RES).setText(input);
+        }
+    }
+
+    /** Find the app from search results with app name. */
+    public Launchable findAppIcon(String appName) {
+        UiObject2 icon = mLauncher.waitForLauncherObject(By.clazz(TextView.class).text(appName));
+        return new AllAppsAppIcon(mLauncher, icon);
+    }
+}
diff --git a/tests/tapl/com/android/launcher3/tapl/Workspace.java b/tests/tapl/com/android/launcher3/tapl/Workspace.java
index b0b42ba..954af3d 100644
--- a/tests/tapl/com/android/launcher3/tapl/Workspace.java
+++ b/tests/tapl/com/android/launcher3/tapl/Workspace.java
@@ -112,6 +112,18 @@
     }
 
     /**
+     * Returns the home qsb.
+     *
+     * The qsb must already be visible when calling this method.
+     */
+    public HomeQsb getQsb() {
+        try (LauncherInstrumentation.Closable c = mLauncher.addContextLayer(
+                "want to get the home qsb")) {
+            return new HomeQsb(mLauncher);
+        }
+    }
+
+    /**
      * Returns an icon for the app, if currently visible.
      *
      * @param appName name of the app