Add test for GServices write permission, and remove dummy placeholder framework permission test.

tests/permission/src/com/android/framework/permission/tests/DummyPermissionTest.java

@@ -1,13 +0,0 @@
-package com.android.framework.permission.tests;
-
-import junit.framework.TestCase;
-
-/**
- * TODO: Remove this. This is only a placeholder, need to implement this.
- */
-public class DummyPermissionTest extends TestCase {
-
-	public void testMe() {
-
-	}
-}

tests/permission/src/com/android/framework/permission/tests/SettingsPermissionsTests.java

@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) 2009 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.framework.permission.tests;
+
+import android.content.ContentResolver;
+import android.content.ContentValues;
+import android.provider.Settings;
+import android.test.AndroidTestCase;
+import android.test.suitebuilder.annotation.MediumTest;
+
+/**
+ * Verify that accessing private-API protected Settings require specific permissions.
+ */
+public class SettingsPermissionsTests extends AndroidTestCase {
+
+    private ContentResolver mContentResolver;
+
+    @Override
+    protected void setUp() throws Exception {
+        super.setUp();
+        mContentResolver = getContext().getContentResolver();
+    }
+
+    /**
+     * Verify that writing to the GServices table in Settings provider requires permissions.
+     * <p>Tests Permission:
+     *   {@link android.Manifest.permission#WRITE_GSERVICES}
+     */
+    @MediumTest
+    public void testWriteGServices() {
+        try {
+            ContentValues values = new ContentValues();
+            values.put("url", "android");
+            mContentResolver.insert(Settings.Gservices.CONTENT_URI, values);
+            fail("Write into Gservices provider did not throw SecurityException as expected.");
+        } catch (SecurityException e) {
+            // expected
+        }
+    }
+}