diff --git a/src/com/android/launcher3/compat/AccessibilityManagerCompat.java b/src/com/android/launcher3/compat/AccessibilityManagerCompat.java
index 97052b2..dd58123 100644
--- a/src/com/android/launcher3/compat/AccessibilityManagerCompat.java
+++ b/src/com/android/launcher3/compat/AccessibilityManagerCompat.java
@@ -41,11 +41,10 @@
     }
 
     /**
-     *
      * @param target The view the accessibility event is initialized on.
      *               If null, this method has no effect.
-     * @param type See TYPE_ constants defined in {@link AccessibilityEvent}.
-     * @param text Optional text to add to the event, which will be announced to the user.
+     * @param type   See TYPE_ constants defined in {@link AccessibilityEvent}.
+     * @param text   Optional text to add to the event, which will be announced to the user.
      */
     public static void sendCustomAccessibilityEvent(@Nullable View target, int type,
             @Nullable String text) {
@@ -97,6 +96,16 @@
                 null);
     }
 
+    /**
+     * Notify running tests of a folder opened.
+     */
+    public static void sendFolderOpenedEventToTest(Context context) {
+        final AccessibilityManager accessibilityManager = getAccessibilityManagerForTest(context);
+        if (accessibilityManager == null) return;
+
+        sendEventToTest(accessibilityManager, context, TestProtocol.FOLDER_OPENED_MESSAGE, null);
+    }
+
     private static void sendEventToTest(
             AccessibilityManager accessibilityManager,
             Context context, String eventTag, Bundle data) {
diff --git a/src/com/android/launcher3/folder/Folder.java b/src/com/android/launcher3/folder/Folder.java
index 879739f..daef682 100644
--- a/src/com/android/launcher3/folder/Folder.java
+++ b/src/com/android/launcher3/folder/Folder.java
@@ -78,6 +78,7 @@
 import com.android.launcher3.accessibility.AccessibleDragListenerAdapter;
 import com.android.launcher3.accessibility.FolderAccessibilityHelper;
 import com.android.launcher3.anim.KeyboardInsetAnimationCallback;
+import com.android.launcher3.compat.AccessibilityManagerCompat;
 import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.dragndrop.DragController;
 import com.android.launcher3.dragndrop.DragController.DragListener;
@@ -687,6 +688,7 @@
             public void onAnimationEnd(Animator animation) {
                 mState = STATE_OPEN;
                 announceAccessibilityChanges();
+                AccessibilityManagerCompat.sendFolderOpenedEventToTest(getContext());
 
                 mContent.setFocusOnFirstChild();
             }
@@ -1265,7 +1267,8 @@
 
         PendingAddShortcutInfo pasi = d.dragInfo instanceof PendingAddShortcutInfo
                 ? (PendingAddShortcutInfo) d.dragInfo : null;
-        WorkspaceItemInfo pasiSi = pasi != null ? pasi.activityInfo.createWorkspaceItemInfo() : null;
+        WorkspaceItemInfo pasiSi =
+                pasi != null ? pasi.activityInfo.createWorkspaceItemInfo() : null;
         if (pasi != null && pasiSi == null) {
             // There is no WorkspaceItemInfo, so we have to go through a configuration activity.
             pasi.container = mInfo.id;
diff --git a/src/com/android/launcher3/testing/TestInformationHandler.java b/src/com/android/launcher3/testing/TestInformationHandler.java
index 5a9c074..17d925c 100644
--- a/src/com/android/launcher3/testing/TestInformationHandler.java
+++ b/src/com/android/launcher3/testing/TestInformationHandler.java
@@ -21,6 +21,7 @@
 import android.annotation.TargetApi;
 import android.app.Activity;
 import android.content.Context;
+import android.content.res.Resources;
 import android.graphics.Insets;
 import android.os.Build;
 import android.os.Bundle;
@@ -148,6 +149,14 @@
                         TestProtocol.TEST_INFO_RESPONSE_FIELD, TestLogging.sHadEventsNotFromTest);
                 return response;
 
+            case TestProtocol.REQUEST_START_DRAG_THRESHOLD: {
+                final Resources resources = mContext.getResources();
+                response.putInt(TestProtocol.TEST_INFO_RESPONSE_FIELD,
+                        resources.getDimensionPixelSize(R.dimen.deep_shortcuts_start_drag_threshold)
+                                + resources.getDimensionPixelSize(R.dimen.pre_drag_view_scale));
+                return response;
+            }
+
             default:
                 return null;
         }
@@ -193,6 +202,7 @@
 
     /**
      * Generic interface for setting a fiend in bundle
+     *
      * @param <T> the type of value being set
      */
     public interface BundleSetter<T> {
diff --git a/src/com/android/launcher3/testing/TestProtocol.java b/src/com/android/launcher3/testing/TestProtocol.java
index 5bf0342..0c5da23 100644
--- a/src/com/android/launcher3/testing/TestProtocol.java
+++ b/src/com/android/launcher3/testing/TestProtocol.java
@@ -25,6 +25,7 @@
     public static final String SCROLL_FINISHED_MESSAGE = "TAPL_SCROLL_FINISHED";
     public static final String PAUSE_DETECTED_MESSAGE = "TAPL_PAUSE_DETECTED";
     public static final String DISMISS_ANIMATION_ENDS_MESSAGE = "TAPL_DISMISS_ANIMATION_ENDS";
+    public static final String FOLDER_OPENED_MESSAGE = "TAPL_FOLDER_OPENED";
     public static final int NORMAL_STATE_ORDINAL = 0;
     public static final int SPRING_LOADED_STATE_ORDINAL = 1;
     public static final int OVERVIEW_STATE_ORDINAL = 2;
@@ -99,6 +100,7 @@
     public static final String REQUEST_CLEAR_DATA = "clear-data";
     public static final String REQUEST_IS_TABLET = "is-tablet";
     public static final String REQUEST_IS_TWO_PANELS = "is-two-panel";
+    public static final String REQUEST_START_DRAG_THRESHOLD = "start-drag-threshold";
     public static final String REQUEST_GET_ACTIVITIES_CREATED_COUNT =
             "get-activities-created-count";
     public static final String REQUEST_GET_ACTIVITIES = "get-activities";
diff --git a/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java b/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java
index 881f50c..2fa84b2 100644
--- a/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java
+++ b/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java
@@ -34,6 +34,8 @@
 import com.android.launcher3.tapl.AppIcon;
 import com.android.launcher3.tapl.AppIconMenu;
 import com.android.launcher3.tapl.AppIconMenuItem;
+import com.android.launcher3.tapl.Folder;
+import com.android.launcher3.tapl.FolderIcon;
 import com.android.launcher3.tapl.Widgets;
 import com.android.launcher3.tapl.Workspace;
 import com.android.launcher3.views.OptionsPopupView;
@@ -369,6 +371,48 @@
         }
     }
 
+    private AppIcon createShortcutIfNotExist(String name) {
+        AppIcon appIcon = mLauncher.getWorkspace().tryGetWorkspaceAppIcon(name);
+        if (appIcon == null) {
+            AllApps allApps = mLauncher.getWorkspace().switchToAllApps();
+            allApps.freeze();
+            try {
+                appIcon = allApps.getAppIcon(name);
+                appIcon.dragToWorkspace(false, false);
+            } finally {
+                allApps.unfreeze();
+            }
+            appIcon = mLauncher.getWorkspace().getWorkspaceAppIcon(name);
+        }
+        return appIcon;
+    }
+
+    @Test
+    @PortraitLandscape
+    public void testDragToFolder() throws Exception {
+        final AppIcon playStoreIcon = createShortcutIfNotExist("Play Store");
+        final AppIcon gmailIcon = createShortcutIfNotExist("Gmail");
+
+        FolderIcon folderIcon = gmailIcon.dragToIcon(playStoreIcon);
+
+        Folder folder = folderIcon.open();
+        folder.getAppIcon("Play Store");
+        folder.getAppIcon("Gmail");
+        Workspace workspace = folder.close();
+
+        assertNull("Gmail should be moved to a folder.",
+                workspace.tryGetWorkspaceAppIcon("Gmail"));
+        assertNull("Play Store should be moved to a folder.",
+                workspace.tryGetWorkspaceAppIcon("Play Store"));
+
+        final AppIcon youTubeIcon = createShortcutIfNotExist("YouTube");
+
+        folderIcon = youTubeIcon.dragToIcon(folderIcon);
+        folder = folderIcon.open();
+        folder.getAppIcon("YouTube");
+        folder.close();
+    }
+
     public static String getAppPackageName() {
         return getInstrumentation().getContext().getPackageName();
     }
diff --git a/tests/tapl/com/android/launcher3/tapl/AppIcon.java b/tests/tapl/com/android/launcher3/tapl/AppIcon.java
index 21099b4..6da59da 100644
--- a/tests/tapl/com/android/launcher3/tapl/AppIcon.java
+++ b/tests/tapl/com/android/launcher3/tapl/AppIcon.java
@@ -16,8 +16,11 @@
 
 package com.android.launcher3.tapl;
 
+import android.graphics.Point;
+import android.graphics.Rect;
 import android.widget.TextView;
 
+import androidx.annotation.NonNull;
 import androidx.test.uiautomator.By;
 import androidx.test.uiautomator.BySelector;
 import androidx.test.uiautomator.UiObject2;
@@ -29,7 +32,7 @@
 /**
  * App icon, whether in all apps or in workspace/
  */
-public final class AppIcon extends Launchable {
+public final class AppIcon extends Launchable implements FolderDragTarget {
 
     private static final Pattern LONG_CLICK_EVENT = Pattern.compile("onAllAppsItemLongClick");
 
@@ -61,6 +64,29 @@
         }
     }
 
+    /**
+     * Drag the AppIcon to the given position of other icon. The drag must result in a folder.
+     *
+     * @param target the destination icon.
+     */
+    @NonNull
+    public FolderIcon dragToIcon(FolderDragTarget target) {
+        try (LauncherInstrumentation.Closable e = mLauncher.eventsCheck();
+             LauncherInstrumentation.Closable c = mLauncher.addContextLayer("want to drag icon")) {
+            final Rect dropBounds = target.getDropLocationBounds();
+            Workspace.dragIconToWorkspace(
+                    mLauncher, this,
+                    () -> {
+                        final Rect bounds = target.getDropLocationBounds();
+                        return new Point(bounds.centerX(), bounds.centerY());
+                    },
+                    getLongPressIndicator());
+            FolderIcon result = target.getTargetFolder(dropBounds);
+            mLauncher.assertTrue("Can't find the target folder.", result != null);
+            return result;
+        }
+    }
+
     @Override
     protected void addExpectedEventsForLongClick() {
         mLauncher.expectEvent(TestProtocol.SEQUENCE_MAIN, LONG_CLICK_EVENT);
@@ -80,4 +106,20 @@
     protected String launchableType() {
         return "app icon";
     }
+
+    @Override
+    public Rect getDropLocationBounds() {
+        return mLauncher.getVisibleBounds(mObject);
+    }
+
+    @Override
+    public FolderIcon getTargetFolder(Rect bounds) {
+        for (FolderIcon folderIcon : mLauncher.getWorkspace().getFolderIcons()) {
+            final Rect folderIconBounds = folderIcon.getDropLocationBounds();
+            if (bounds.contains(folderIconBounds.centerX(), folderIconBounds.centerY())) {
+                return folderIcon;
+            }
+        }
+        return null;
+    }
 }
diff --git a/tests/tapl/com/android/launcher3/tapl/Folder.java b/tests/tapl/com/android/launcher3/tapl/Folder.java
new file mode 100644
index 0000000..dba308d
--- /dev/null
+++ b/tests/tapl/com/android/launcher3/tapl/Folder.java
@@ -0,0 +1,76 @@
+/*
+ * Copyright (C) 2021 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.graphics.Point;
+import android.graphics.Rect;
+import android.os.SystemClock;
+import android.view.MotionEvent;
+
+import androidx.annotation.NonNull;
+import androidx.test.uiautomator.UiObject2;
+
+public class Folder {
+
+    protected static final String FOLDER_CONTENT_RES_ID = "folder_content";
+
+    private final UiObject2 mContainer;
+    private final LauncherInstrumentation mLauncher;
+
+    Folder(LauncherInstrumentation launcher) {
+        this.mLauncher = launcher;
+        this.mContainer = launcher.waitForLauncherObject(FOLDER_CONTENT_RES_ID);
+    }
+
+    /**
+     * Find an app icon with given name or raise assertion error.
+     */
+    @NonNull
+    public AppIcon getAppIcon(String appName) {
+        try (LauncherInstrumentation.Closable ignored = mLauncher.addContextLayer(
+                "Want to get app icon in folder")) {
+            return new AppIcon(mLauncher,
+                    mLauncher.waitForObjectInContainer(
+                            mContainer,
+                            AppIcon.getAppIconSelector(appName, mLauncher)));
+        }
+    }
+
+    private void touchOutsideFolder() {
+        Rect containerBounds = mLauncher.getVisibleBounds(this.mContainer);
+        final long downTime = SystemClock.uptimeMillis();
+        Point containerLeftTopCorner = new Point(containerBounds.left - 1, containerBounds.top - 1);
+        mLauncher.sendPointer(downTime, downTime, MotionEvent.ACTION_DOWN,
+                containerLeftTopCorner, LauncherInstrumentation.GestureScope.INSIDE);
+        mLauncher.sendPointer(downTime, downTime, MotionEvent.ACTION_UP,
+                containerLeftTopCorner, LauncherInstrumentation.GestureScope.INSIDE);
+    }
+
+    /**
+     * CLose opened folder if possible. It throws assertion error if the folder is already closed.
+     */
+    public Workspace close() {
+        try (LauncherInstrumentation.Closable e = mLauncher.eventsCheck();
+             LauncherInstrumentation.Closable c = mLauncher.addContextLayer(
+                     "Want to close opened folder")) {
+            mLauncher.waitForLauncherObject(FOLDER_CONTENT_RES_ID);
+            touchOutsideFolder();
+            mLauncher.waitUntilLauncherObjectGone(FOLDER_CONTENT_RES_ID);
+            return mLauncher.getWorkspace();
+        }
+    }
+}
diff --git a/tests/tapl/com/android/launcher3/tapl/FolderDragTarget.java b/tests/tapl/com/android/launcher3/tapl/FolderDragTarget.java
new file mode 100644
index 0000000..d797418
--- /dev/null
+++ b/tests/tapl/com/android/launcher3/tapl/FolderDragTarget.java
@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) 2021 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.graphics.Rect;
+
+public interface FolderDragTarget {
+    Rect getDropLocationBounds();
+
+    FolderIcon getTargetFolder(Rect bounds);
+}
diff --git a/tests/tapl/com/android/launcher3/tapl/FolderIcon.java b/tests/tapl/com/android/launcher3/tapl/FolderIcon.java
new file mode 100644
index 0000000..2e79d70
--- /dev/null
+++ b/tests/tapl/com/android/launcher3/tapl/FolderIcon.java
@@ -0,0 +1,64 @@
+/*
+ * Copyright (C) 2021 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.graphics.Rect;
+
+import androidx.annotation.NonNull;
+import androidx.test.uiautomator.UiObject2;
+
+import com.android.launcher3.testing.TestProtocol;
+
+/**
+ * Folder Icon, an app folder in workspace.
+ */
+public class FolderIcon implements FolderDragTarget {
+
+    protected final UiObject2 mObject;
+    protected final LauncherInstrumentation mLauncher;
+
+    FolderIcon(LauncherInstrumentation launcher, UiObject2 icon) {
+        mObject = icon;
+        mLauncher = launcher;
+    }
+
+    /**
+     * Open and return a folder or raise assertion error.
+     */
+    @NonNull
+    public Folder open() {
+        try (LauncherInstrumentation.Closable e = mLauncher.eventsCheck();
+             LauncherInstrumentation.Closable c = mLauncher.addContextLayer("open folder")) {
+            mLauncher.executeAndWaitForLauncherEvent(() -> mLauncher.clickLauncherObject(mObject),
+                    event -> TestProtocol.FOLDER_OPENED_MESSAGE.equals(
+                            event.getClassName().toString()),
+                    () -> "Fail to open folder.",
+                    "open folder");
+        }
+        return new Folder(mLauncher);
+    }
+
+    @Override
+    public Rect getDropLocationBounds() {
+        return mLauncher.getVisibleBounds(mObject.getParent());
+    }
+
+    @Override
+    public FolderIcon getTargetFolder(Rect bounds) {
+        return this;
+    }
+}
diff --git a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
index 9ee0e25..1e954e4 100644
--- a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
+++ b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
@@ -21,6 +21,7 @@
 import static android.content.pm.PackageManager.MATCH_ALL;
 import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS;
 
+import static com.android.launcher3.tapl.Folder.FOLDER_CONTENT_RES_ID;
 import static com.android.launcher3.tapl.TestHelpers.getOverviewPackageName;
 import static com.android.launcher3.testing.TestProtocol.NORMAL_STATE_ORDINAL;
 
@@ -80,6 +81,7 @@
 import java.util.Deque;
 import java.util.LinkedList;
 import java.util.List;
+import java.util.Optional;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.TimeoutException;
 import java.util.function.Consumer;
@@ -768,6 +770,47 @@
     }
 
     /**
+     * Get the resource ID of visible floating view.
+     */
+    private Optional<String> getFloatingResId() {
+        if (hasLauncherObject(CONTEXT_MENU_RES_ID)) {
+            return Optional.of(CONTEXT_MENU_RES_ID);
+        }
+        if (hasLauncherObject(FOLDER_CONTENT_RES_ID)) {
+            return Optional.of(FOLDER_CONTENT_RES_ID);
+        }
+        return Optional.empty();
+    }
+
+    /**
+     * Using swiping up gesture to dismiss closable floating views, such as Menu or Folder Content.
+     */
+    private void swipeUpToCloseFloatingView(boolean gestureStartFromLauncher) {
+        final Point displaySize = getRealDisplaySize();
+
+        final Optional<String> floatingRes = getFloatingResId();
+
+        if (!floatingRes.isPresent()) {
+            return;
+        }
+
+        GestureScope gestureScope = gestureStartFromLauncher
+                ? (isTablet() ? GestureScope.INSIDE : GestureScope.INSIDE_TO_OUTSIDE)
+                : GestureScope.OUTSIDE_WITH_PILFER;
+        linearGesture(
+                displaySize.x / 2, displaySize.y - 1,
+                displaySize.x / 2, 0,
+                ZERO_BUTTON_STEPS_FROM_BACKGROUND_TO_HOME,
+                false, gestureScope);
+
+        try (LauncherInstrumentation.Closable c1 = addContextLayer(
+                String.format("Swiped up from floating view %s to home", floatingRes.get()))) {
+            waitUntilLauncherObjectGone(floatingRes.get());
+            waitForLauncherObject(getAnyObjectSelector());
+        }
+    }
+
+    /**
      * Presses nav bar home button.
      *
      * @return the Workspace object.
@@ -791,21 +834,9 @@
                         ? !isLauncher3() || hasLauncherObject(WORKSPACE_RES_ID)
                         : isLauncherVisible();
 
-                if (hasLauncherObject(CONTEXT_MENU_RES_ID)) {
-                    GestureScope gestureScope = gestureStartFromLauncher
-                            ? (isTablet() ? GestureScope.INSIDE : GestureScope.INSIDE_TO_OUTSIDE)
-                            : GestureScope.OUTSIDE_WITH_PILFER;
-                    linearGesture(
-                            displaySize.x / 2, displaySize.y - 1,
-                            displaySize.x / 2, 0,
-                            ZERO_BUTTON_STEPS_FROM_BACKGROUND_TO_HOME,
-                            false, gestureScope);
-                    try (LauncherInstrumentation.Closable c1 = addContextLayer(
-                            "Swiped up from context menu to home")) {
-                        waitUntilLauncherObjectGone(CONTEXT_MENU_RES_ID);
-                        waitForLauncherObject(getAnyObjectSelector());
-                    }
-                }
+                // CLose floating views before going back to home.
+                swipeUpToCloseFloatingView(gestureStartFromLauncher);
+
                 if (hasLauncherObject(WORKSPACE_RES_ID)) {
                     log(action = "already at home");
                 } else {
diff --git a/tests/tapl/com/android/launcher3/tapl/Workspace.java b/tests/tapl/com/android/launcher3/tapl/Workspace.java
index 288c853..0145690 100644
--- a/tests/tapl/com/android/launcher3/tapl/Workspace.java
+++ b/tests/tapl/com/android/launcher3/tapl/Workspace.java
@@ -36,7 +36,10 @@
 
 import com.android.launcher3.testing.TestProtocol;
 
+import java.util.List;
+import java.util.function.Supplier;
 import java.util.regex.Pattern;
+import java.util.stream.Collectors;
 
 /**
  * Operations on the workspace screen.
@@ -170,40 +173,100 @@
                 mHotseat, AppIcon.getAppIconSelector(appName, mLauncher)));
     }
 
-    static void dragIconToWorkspace(
-            LauncherInstrumentation launcher, Launchable launchable, Point dest,
-            String longPressIndicator, boolean startsActivity, boolean isWidgetShortcut,
-            Runnable expectLongClickEvents) {
-        LauncherInstrumentation.log("dragIconToWorkspace: begin");
-        final Point launchableCenter = launchable.getObject().getVisibleCenter();
-        final long downTime = SystemClock.uptimeMillis();
-        launcher.runToState(
-                () -> {
-                    launcher.sendPointer(downTime, downTime, MotionEvent.ACTION_DOWN,
-                            launchableCenter, LauncherInstrumentation.GestureScope.INSIDE);
-                    LauncherInstrumentation.log("dragIconToWorkspace: sent down");
-                    expectLongClickEvents.run();
-                    launcher.waitForLauncherObject(longPressIndicator);
-                    LauncherInstrumentation.log("dragIconToWorkspace: indicator");
-                    launcher.movePointer(launchableCenter, dest, 10, downTime, true,
-                            LauncherInstrumentation.GestureScope.INSIDE);
-                },
-                SPRING_LOADED_STATE_ORDINAL,
-                "long-pressing and moving");
-        LauncherInstrumentation.log("dragIconToWorkspace: moved pointer");
+    private static int getStartDragThreshold(LauncherInstrumentation launcher) {
+        return launcher.getTestInfo(TestProtocol.REQUEST_START_DRAG_THRESHOLD).getInt(
+                TestProtocol.TEST_INFO_RESPONSE_FIELD);
+    }
+
+    /**
+     * Finds folder icons in the current workspace.
+     *
+     * @return a list of folder icons.
+     */
+    List<FolderIcon> getFolderIcons() {
+        final UiObject2 workspace = verifyActiveContainer();
+        return mLauncher.getObjectsInContainer(workspace, "folder_icon_name").stream().map(
+                o -> new FolderIcon(mLauncher, o)).collect(Collectors.toList());
+    }
+
+    /**
+     * Drag an icon up with a short distance that makes workspace go to spring loaded state.
+     *
+     * @return the position after dragging.
+     */
+    private static Point dragIconToSpringLoaded(LauncherInstrumentation launcher, long downTime,
+            UiObject2 icon,
+            String longPressIndicator, Runnable expectLongClickEvents) {
+        final Point iconCenter = icon.getVisibleCenter();
+        final Point dragStartCenter = new Point(iconCenter.x,
+                iconCenter.y - getStartDragThreshold(launcher));
+
+        launcher.runToState(() -> {
+            launcher.sendPointer(downTime, downTime, MotionEvent.ACTION_DOWN,
+                    iconCenter, LauncherInstrumentation.GestureScope.INSIDE);
+            LauncherInstrumentation.log("dragIconToSpringLoaded: sent down");
+            expectLongClickEvents.run();
+            launcher.waitForLauncherObject(longPressIndicator);
+            LauncherInstrumentation.log("dragIconToSpringLoaded: indicator");
+            launcher.movePointer(iconCenter, dragStartCenter, 10, downTime, true,
+                    LauncherInstrumentation.GestureScope.INSIDE);
+        }, SPRING_LOADED_STATE_ORDINAL, "long-pressing and triggering drag start");
+        return dragStartCenter;
+    }
+
+    private static void dropDraggedIcon(LauncherInstrumentation launcher, Point dest, long downTime,
+            @Nullable Runnable expectedEvents) {
         launcher.runToState(
                 () -> launcher.sendPointer(
                         downTime, SystemClock.uptimeMillis(), MotionEvent.ACTION_UP, dest,
                         LauncherInstrumentation.GestureScope.INSIDE),
                 NORMAL_STATE_ORDINAL,
                 "sending UP event");
-        if (startsActivity || isWidgetShortcut) {
-            launcher.expectEvent(TestProtocol.SEQUENCE_MAIN, LauncherInstrumentation.EVENT_START);
+        if (expectedEvents != null) {
+            expectedEvents.run();
         }
-        LauncherInstrumentation.log("dragIconToWorkspace: end");
+        LauncherInstrumentation.log("dropIcon: end");
         launcher.waitUntilLauncherObjectGone("drop_target_bar");
     }
 
+    static void dragIconToWorkspace(LauncherInstrumentation launcher, Launchable launchable,
+            Point dest, String longPressIndicator, boolean startsActivity, boolean isWidgetShortcut,
+            Runnable expectLongClickEvents) {
+        Runnable expectDropEvents = null;
+        if (startsActivity || isWidgetShortcut) {
+            expectDropEvents = () -> launcher.expectEvent(TestProtocol.SEQUENCE_MAIN,
+                    LauncherInstrumentation.EVENT_START);
+        }
+        dragIconToWorkspace(launcher, launchable, () -> dest, longPressIndicator,
+                expectLongClickEvents, expectDropEvents);
+    }
+
+    /**
+     * Drag icon in workspace to else where.
+     * This function expects the launchable is inside the workspace and there is no drop event.
+     */
+    static void dragIconToWorkspace(LauncherInstrumentation launcher, Launchable launchable,
+            Supplier<Point> destSupplier, String longPressIndicator) {
+        dragIconToWorkspace(launcher, launchable, destSupplier, longPressIndicator,
+                () -> launcher.expectEvent(TestProtocol.SEQUENCE_MAIN, LONG_CLICK_EVENT), null);
+    }
+
+    static void dragIconToWorkspace(
+            LauncherInstrumentation launcher, Launchable launchable, Supplier<Point> dest,
+            String longPressIndicator, Runnable expectLongClickEvents,
+            @Nullable Runnable expectDropEvents) {
+        try (LauncherInstrumentation.Closable ignored = launcher.addContextLayer(
+                "want to drag icon to workspace")) {
+            final long downTime = SystemClock.uptimeMillis();
+            final Point dragStartCenter = dragIconToSpringLoaded(launcher, downTime,
+                    launchable.getObject(), longPressIndicator, expectLongClickEvents);
+            final Point targetDest = dest.get();
+            launcher.movePointer(dragStartCenter, targetDest, 10, downTime, true,
+                    LauncherInstrumentation.GestureScope.INSIDE);
+            dropDraggedIcon(launcher, targetDest, downTime, expectDropEvents);
+        }
+    }
+
     /**
      * Flings to get to screens on the right. Waits for scrolling and a possible overscroll
      * recoil to complete.