create WallpaperManagerTest to test WallpaperManager. add test case on suggestDesiredDimensions
Signed-off-by: Zhihong GUO <zhihong.guo@orange-ftgroup.com>

Change-Id: I75c5a38c101fd18fcd8dacfe47716d2a758be3c1
diff --git a/tests/AndroidManifest.xml b/tests/AndroidManifest.xml
index 54b7a4f..0601c25 100644
--- a/tests/AndroidManifest.xml
+++ b/tests/AndroidManifest.xml
@@ -66,6 +66,7 @@
     <uses-permission android:name="android.permission.RECORD_AUDIO" />
     <uses-permission android:name="android.permission.DUMP" />
     <uses-permission android:name="android.permission.NFC" />
+    <uses-permission android:name="android.permission.SET_WALLPAPER_HINTS" />
 
     <!-- Used for PackageManager test, don't delete this INTERNET permission -->
     <uses-permission android:name="android.permission.INTERNET" />
diff --git a/tests/tests/app/src/android/app/cts/WallpaperManagerTest.java b/tests/tests/app/src/android/app/cts/WallpaperManagerTest.java
new file mode 100644
index 0000000..62e00e9
--- /dev/null
+++ b/tests/tests/app/src/android/app/cts/WallpaperManagerTest.java
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2011 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 android.app.cts;
+
+import android.app.WallpaperManager;
+import android.test.AndroidTestCase;
+
+public class WallpaperManagerTest extends AndroidTestCase {
+
+    private WallpaperManager mWallpaperManager;
+
+    @Override
+    protected void setUp() throws Exception {
+        super.setUp();
+        mWallpaperManager = WallpaperManager.getInstance(mContext);
+    }
+
+    public void testSuggestDesiredDimensions() {
+        mWallpaperManager.suggestDesiredDimensions(320, 480);
+        int desiredMinimumWidth = mWallpaperManager.getDesiredMinimumWidth();
+        int desiredMinimumHeight = mWallpaperManager.getDesiredMinimumHeight();
+        assertEquals(320, desiredMinimumWidth);
+        assertEquals(480, desiredMinimumHeight);
+    }
+}