| /* |
| * 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 android.provider.cts; |
| |
| import android.content.ContentResolver; |
| import android.content.ContentValues; |
| import android.database.Cursor; |
| import android.net.Uri; |
| import android.provider.MediaStore; |
| import android.test.InstrumentationTestCase; |
| |
| public class MediaStoreTest extends InstrumentationTestCase { |
| private static final String TEST_VOLUME_NAME = "volume_for_cts"; |
| |
| private static final String[] PROJECTION = new String[] { MediaStore.MEDIA_SCANNER_VOLUME }; |
| |
| private Uri mScannerUri; |
| |
| private String mVolumnBackup; |
| |
| private ContentResolver mContentResolver; |
| |
| @Override |
| protected void setUp() throws Exception { |
| mScannerUri = MediaStore.getMediaScannerUri(); |
| mContentResolver = getInstrumentation().getContext().getContentResolver(); |
| Cursor c = mContentResolver.query(mScannerUri, PROJECTION, null, null, null); |
| if (c != null) { |
| c.moveToFirst(); |
| mVolumnBackup = c.getString(0); |
| c.close(); |
| } |
| } |
| |
| @Override |
| protected void tearDown() throws Exception { |
| // restore initial values |
| if (mVolumnBackup != null) { |
| ContentValues values = new ContentValues(); |
| values.put(MediaStore.MEDIA_SCANNER_VOLUME, mVolumnBackup); |
| mContentResolver.insert(mScannerUri, values); |
| } |
| super.tearDown(); |
| } |
| |
| |
| public void testGetMediaScannerUri() { |
| ContentValues values = new ContentValues(); |
| String selection = MediaStore.MEDIA_SCANNER_VOLUME + "=?"; |
| String[] selectionArgs = new String[] { TEST_VOLUME_NAME }; |
| |
| // assert there is no item with name TEST_VOLUME_NAME |
| assertNull(mContentResolver.query(mScannerUri, PROJECTION, |
| selection, selectionArgs, null)); |
| |
| // insert |
| values.put(MediaStore.MEDIA_SCANNER_VOLUME, TEST_VOLUME_NAME); |
| assertEquals(MediaStore.getMediaScannerUri(), |
| mContentResolver.insert(mScannerUri, values)); |
| |
| // query |
| Cursor c = mContentResolver.query(mScannerUri, PROJECTION, |
| selection, selectionArgs, null); |
| assertEquals(1, c.getCount()); |
| c.moveToFirst(); |
| assertEquals(TEST_VOLUME_NAME, c.getString(0)); |
| c.close(); |
| |
| // delete |
| assertEquals(1, mContentResolver.delete(mScannerUri, null, null)); |
| assertNull(mContentResolver.query(mScannerUri, PROJECTION, null, null, null)); |
| } |
| |
| public void testGetVersion() { |
| // Could be a version string or null...just check it doesn't blow up. |
| MediaStore.getVersion(getInstrumentation().getTargetContext()); |
| } |
| } |