| /* |
| * Copyright (C) 2012 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.cts.externalstorageapp; |
| |
| import static com.android.cts.externalstorageapp.CommonExternalStorageTest.PACKAGE_NONE; |
| import static com.android.cts.externalstorageapp.CommonExternalStorageTest.PACKAGE_READ; |
| import static com.android.cts.externalstorageapp.CommonExternalStorageTest.PACKAGE_WRITE; |
| import static com.android.cts.externalstorageapp.CommonExternalStorageTest.assertDirNoAccess; |
| import static com.android.cts.externalstorageapp.CommonExternalStorageTest.assertDirReadWriteAccess; |
| import static com.android.cts.externalstorageapp.CommonExternalStorageTest.assertFileNoAccess; |
| import static com.android.cts.externalstorageapp.CommonExternalStorageTest.assertFileReadWriteAccess; |
| import static com.android.cts.externalstorageapp.CommonExternalStorageTest.buildGiftForPackage; |
| import static com.android.cts.externalstorageapp.CommonExternalStorageTest.getAllPackageSpecificPaths; |
| import static com.android.cts.externalstorageapp.CommonExternalStorageTest.readInt; |
| |
| import android.os.Environment; |
| import android.test.AndroidTestCase; |
| |
| import java.io.File; |
| import java.util.List; |
| |
| /** |
| * Test external storage from an application that has no external storage |
| * permissions. |
| */ |
| public class ExternalStorageTest extends AndroidTestCase { |
| |
| public void testPrimaryNoAccess() throws Exception { |
| assertDirNoAccess(Environment.getExternalStorageDirectory()); |
| } |
| |
| /** |
| * Verify that above our package directories we always have no access. |
| */ |
| public void testAllWalkingUpTreeNoAccess() throws Exception { |
| final List<File> paths = getAllPackageSpecificPaths(getContext()); |
| final String packageName = getContext().getPackageName(); |
| |
| for (File path : paths) { |
| if (path == null) continue; |
| |
| assertTrue(path.getAbsolutePath().contains(packageName)); |
| |
| // Walk up until we drop our package |
| while (path.getAbsolutePath().contains(packageName)) { |
| assertDirReadWriteAccess(path); |
| path = path.getParentFile(); |
| } |
| |
| // Keep walking up until we leave device |
| while (Environment.MEDIA_MOUNTED.equals(Environment.getStorageState(path))) { |
| assertDirNoAccess(path); |
| path = path.getParentFile(); |
| } |
| } |
| } |
| |
| /** |
| * Verify we can read only our gifts. |
| */ |
| public void doVerifyGifts() throws Exception { |
| final File none = buildGiftForPackage(getContext(), PACKAGE_NONE); |
| assertFileReadWriteAccess(none); |
| assertEquals(100, readInt(none)); |
| |
| final File read = buildGiftForPackage(getContext(), PACKAGE_READ); |
| assertFileNoAccess(read); |
| |
| final File write = buildGiftForPackage(getContext(), PACKAGE_WRITE); |
| assertFileNoAccess(write); |
| } |
| } |