include integration test for adding shortcut widget

this integration test help us catching app crashes when adding shortcut
widgets to the workplace. see b/141568904 for more context.

Bug: 141934188
Change-Id: I4d33d6127793efe2071d0d146aef24db6b676360

tests/AndroidManifest-common.xml

@@ -62,6 +62,12 @@
                 <action android:name="android.appwidget.action.APPWIDGET_CONFIGURE"/>
             </intent-filter>
         </activity>
+        <activity android:name="com.android.launcher3.testcomponent.ShortcutWidgetConfigActivity">
+            <intent-filter>
+                <action android:name="android.intent.action.CREATE_SHORTCUT" />
+                <category android:name="android.intent.category.DEFAULT" />
+            </intent-filter>
+        </activity>
         <activity
             android:name="com.android.launcher3.testcomponent.RequestPinItemActivity"
             android:icon="@drawable/test_drawable_pin_item"

tests/src/com/android/launcher3/testcomponent/ShortcutWidgetConfigActivity.java

@@ -0,0 +1,62 @@
+/*
+ * Copyright (C) 2019 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.testcomponent;
+
+import android.content.Context;
+import android.content.Intent;
+import android.content.pm.ShortcutInfo;
+import android.content.pm.ShortcutManager;
+import android.graphics.drawable.Icon;
+import android.os.Bundle;
+
+import com.android.launcher3.R;
+
+import java.util.UUID;
+
+public class ShortcutWidgetConfigActivity extends BaseTestingActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        Intent launchIntent = new Intent(this, BaseTestingActivity.class)
+                .setAction("com.android.launcher3.intent.action.test_shortcut");
+        Intent shortcutIntent = createShortcutResultIntent(
+                this, UUID.randomUUID().toString(), "Shortcut",
+                R.drawable.ic_widget, launchIntent);
+        setResult(RESULT_OK, shortcutIntent);
+        finish();
+    }
+
+    private static Intent createShortcutResultIntent(
+            Context context, String uniqueId, String name, int iconId, Intent launchIntent) {
+        ShortcutInfo shortcutInfo =
+                createShortcutInfo(context, uniqueId, name, iconId, launchIntent);
+        ShortcutManager sm = context.getSystemService(ShortcutManager.class);
+        return sm.createShortcutResultIntent(shortcutInfo);
+    }
+
+    private static ShortcutInfo createShortcutInfo(
+            Context context, String uniqueId, String name, int iconId, Intent launchIntent) {
+        return new ShortcutInfo.Builder(context, uniqueId)
+                .setShortLabel(name)
+                .setLongLabel(name)
+                .setIcon(Icon.createWithResource(context, iconId))
+                .setIntent(launchIntent)
+                .build();
+    }
+}

tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java

@@ -342,6 +342,15 @@ public class TaplTestsLauncher3 extends AbstractLauncherUiTest {
         }
     }
 
+    @Test
+    public void testDragShortcutWidget() {
+        mLauncher.getWorkspace().openAllWidgets()
+                .getWidget("com.android.launcher3.testcomponent.ShortcutWidgetConfigActivity")
+                .dragToWorkspace();
+        mLauncher.getWorkspace().getWorkspaceAppIcon("Shortcut")
+                .launch(getAppPackageName());
+    }
+
     public static String getAppPackageName() {
         return getInstrumentation().getContext().getPackageName();
     }