Merge "Add WidgetPicker screenshot tests" into udc-qpr-dev

src/com/android/launcher3/widget/picker/WidgetsFullSheet.java

@@ -891,6 +891,19 @@ public class WidgetsFullSheet extends BaseWidgetSheet
         return false;
     }
 
+    /** Gets the sheet for widget picker, which is used for testing. */
+    @VisibleForTesting
+    public View getSheet() {
+        return mContent;
+    }
+
+    /** Opens the first header in widget picker and scrolls to the top of the RecyclerView. */
+    @VisibleForTesting
+    public void openFirstHeader() {
+        mAdapters.get(AdapterHolder.PRIMARY).mWidgetsListAdapter.selectFirstHeaderEntry();
+        mAdapters.get(AdapterHolder.PRIMARY).mWidgetsRecyclerView.scrollToTop();
+    }
+
     /** A holder class for holding adapters & their corresponding recycler view. */
     final class AdapterHolder {
         static final int PRIMARY = 0;

tests/AndroidManifest-common.xml

@@ -40,6 +40,17 @@
                        android:resource="@xml/appwidget_no_config"/>
         </receiver>
 
+        <receiver
+            android:name="com.android.launcher3.testcomponent.AppWidgetNoConfigLarge"
+            android:exported="true"
+            android:label="No Config Large">
+            <intent-filter>
+                <action android:name="android.appwidget.action.APPWIDGET_UPDATE"/>
+            </intent-filter>
+            <meta-data android:name="android.appwidget.provider"
+                android:resource="@xml/appwidget_no_config_large"/>
+        </receiver>
+
         <receiver
             android:name="com.android.launcher3.testcomponent.AppWdigetHidden"
             android:exported="true"

tests/res/xml/appwidget_no_config_large.xml

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="utf-8"?>
+<appwidget-provider
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:minWidth="1dp"
+    android:minHeight="1dp"
+    android:minResizeWidth="1dp"
+    android:maxResizeWidth="3000dp"
+    android:targetCellHeight="1"
+    android:targetCellWidth="5"
+    android:updatePeriodMillis="86400000"
+    android:initialLayout="@layout/test_layout_appwidget_red"
+    android:previewLayout="@layout/test_layout_appwidget_red"
+    android:resizeMode="horizontal|vertical"
+    android:widgetCategory="home_screen">
+</appwidget-provider>