Use correct indicator of a long-press success in tests

It's the presence of the context menu if we long-press a shortcut, and
the drop target bar if we press a menu item.

Change-Id: Ic02462fa766e23b74f41b8a73fefd519aea08407
(cherry picked from commit e77fc83222)

tests/tapl/com/android/launcher3/tapl/AppIcon.java

@@ -50,4 +50,9 @@ public final class AppIcon extends Launchable {
                 downTime, SystemClock.uptimeMillis(), MotionEvent.ACTION_UP, iconCenter);
         return new AppIconMenu(mLauncher, deepShortcutsContainer);
     }
+
+    @Override
+    protected String getLongPressIndicator() {
+        return "deep_shortcuts_container";
+    }
 }

tests/tapl/com/android/launcher3/tapl/AppIconMenuItem.java

@@ -32,4 +32,9 @@ public class AppIconMenuItem extends Launchable {
     public String getText() {
         return mObject.getText();
     }
+
+    @Override
+    protected String getLongPressIndicator() {
+        return "drop_target_bar";
+    }
 }

tests/tapl/com/android/launcher3/tapl/Launchable.java

@@ -27,7 +27,7 @@ import androidx.test.uiautomator.Until;
 /**
  * Ancestor for AppIcon and AppMenuItem.
  */
-class Launchable {
+abstract class Launchable {
     protected final LauncherInstrumentation mLauncher;
 
     protected final UiObject2 mObject;
@@ -76,10 +76,13 @@ class Launchable {
         Workspace.dragIconToWorkspace(
                 mLauncher,
                 this,
-                new Point(device.getDisplayWidth() / 2, device.getDisplayHeight() / 2));
+                new Point(device.getDisplayWidth() / 2, device.getDisplayHeight() / 2),
+                getLongPressIndicator());
         try (LauncherInstrumentation.Closable c = mLauncher.addContextLayer(
                 "dragged launchable to workspace")) {
             return new Workspace(mLauncher);
         }
     }
+
+    protected abstract String getLongPressIndicator();
 }

tests/tapl/com/android/launcher3/tapl/Workspace.java

@@ -118,7 +118,7 @@ public final class Workspace extends Home {
                     mLauncher,
                     getHotseatAppIcon("Chrome"),
                     new Point(mLauncher.getDevice().getDisplayWidth(),
-                            workspace.getVisibleBounds().centerY()));
+                            workspace.getVisibleBounds().centerY()), "deep_shortcuts_container");
             verifyActiveContainer();
         }
         assertTrue("Home screen workspace didn't become scrollable",
@@ -136,12 +136,13 @@ public final class Workspace extends Home {
     }
 
     static void dragIconToWorkspace(
-            LauncherInstrumentation launcher, Launchable launchable, Point dest) {
+            LauncherInstrumentation launcher, Launchable launchable, Point dest,
+            String longPressIndicator) {
         LauncherInstrumentation.log("dragIconToWorkspace: begin");
         final Point launchableCenter = launchable.getObject().getVisibleCenter();
         final long downTime = SystemClock.uptimeMillis();
         launcher.sendPointer(downTime, downTime, MotionEvent.ACTION_DOWN, launchableCenter);
-        launcher.waitForLauncherObject("deep_shortcuts_container");
+        launcher.waitForLauncherObject(longPressIndicator);
         launcher.movePointer(downTime, DRAG_DURACTION, launchableCenter, dest);
         launcher.sendPointer(
                 downTime, SystemClock.uptimeMillis(), MotionEvent.ACTION_UP, dest);