| /* |
| * 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 android.os.Environment; |
| import android.test.AndroidTestCase; |
| |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| |
| /** |
| * Test if {@link Environment#getExternalStorageDirectory()} is readable. |
| */ |
| public class ExternalStorageTest extends AndroidTestCase { |
| |
| private static final String TEST_FILE = "meow"; |
| |
| private void assertExternalStorageMounted() { |
| assertEquals(Environment.MEDIA_MOUNTED, Environment.getExternalStorageState()); |
| } |
| |
| private void readExternalStorage() throws IOException { |
| final File file = new File(Environment.getExternalStorageDirectory(), TEST_FILE); |
| final InputStream is = new FileInputStream(file); |
| try { |
| is.read(); |
| } finally { |
| is.close(); |
| } |
| } |
| |
| public void testReadExternalStorage() throws Exception { |
| assertExternalStorageMounted(); |
| try { |
| readExternalStorage(); |
| } catch (IOException e) { |
| fail("unable to read external file"); |
| } |
| } |
| |
| public void testFailReadExternalStorage() throws Exception { |
| assertExternalStorageMounted(); |
| try { |
| readExternalStorage(); |
| fail("able read external file"); |
| } catch (IOException e) { |
| // expected |
| e.printStackTrace(); |
| } |
| } |
| } |