| /* |
| * Copyright (C) 2008 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.content.res.cts; |
| |
| import com.android.cts.content.R; |
| |
| import org.xmlpull.v1.XmlPullParser; |
| import org.xmlpull.v1.XmlPullParserException; |
| |
| import android.content.cts.util.XmlUtils; |
| import android.content.res.AssetFileDescriptor; |
| import android.content.res.AssetManager; |
| import android.content.res.Resources; |
| import android.content.res.XmlResourceParser; |
| import android.test.AndroidTestCase; |
| import android.util.TypedValue; |
| |
| import java.io.BufferedReader; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.InputStreamReader; |
| |
| |
| public class AssetManagerTest extends AndroidTestCase{ |
| private AssetManager mAssets; |
| |
| @Override |
| protected void setUp() throws Exception { |
| super.setUp(); |
| mAssets = mContext.getAssets(); |
| } |
| |
| public void testAssetOperations() throws IOException, XmlPullParserException { |
| final Resources res = getContext().getResources(); |
| final TypedValue value = new TypedValue(); |
| res.getValue(R.raw.text, value, true); |
| final String fileName = "text.txt"; |
| InputStream inputStream = mAssets.open(fileName); |
| assertNotNull(inputStream); |
| final String expect = "OneTwoThreeFourFiveSixSevenEightNineTen"; |
| assertContextEquals(expect, inputStream); |
| inputStream = mAssets.open(fileName, AssetManager.ACCESS_BUFFER); |
| assertNotNull(inputStream); |
| assertContextEquals(expect, inputStream); |
| |
| AssetFileDescriptor assetFileDes = mAssets.openFd(fileName); |
| assertNotNull(assetFileDes); |
| assertContextEquals(expect, assetFileDes.createInputStream()); |
| assetFileDes = mAssets.openNonAssetFd(value.string.toString()); |
| assertNotNull(assetFileDes); |
| assertContextEquals(expect, assetFileDes.createInputStream()); |
| assetFileDes = mAssets.openNonAssetFd(value.assetCookie, value.string.toString()); |
| assertNotNull(assetFileDes); |
| assertContextEquals(expect, assetFileDes.createInputStream()); |
| |
| XmlResourceParser parser = mAssets.openXmlResourceParser("AndroidManifest.xml"); |
| assertNotNull(parser); |
| XmlUtils.beginDocument(parser, "manifest"); |
| parser = mAssets.openXmlResourceParser(0, "AndroidManifest.xml"); |
| assertNotNull(parser); |
| beginDocument(parser, "manifest"); |
| |
| String[] files = mAssets.list(""); |
| boolean result = false; |
| for (int i = 0; i < files.length; i++) { |
| if (files[i].equals(fileName)) { |
| result = true; |
| break; |
| } |
| } |
| assertTrue(result); |
| |
| try { |
| mAssets.open("notExistFile.txt", AssetManager.ACCESS_BUFFER); |
| fail("test open(String, int) failed"); |
| } catch (IOException e) { |
| // expected |
| } |
| |
| try { |
| mAssets.openFd("notExistFile.txt"); |
| fail("test openFd(String) failed"); |
| } catch (IOException e) { |
| // expected |
| } |
| |
| try { |
| mAssets.openNonAssetFd(0, "notExistFile.txt"); |
| fail("test openNonAssetFd(int, String) failed"); |
| } catch (IOException e) { |
| // expected |
| } |
| |
| try { |
| mAssets.openXmlResourceParser(0, "notExistFile.txt"); |
| fail("test openXmlResourceParser(int, String) failed"); |
| } catch (IOException e) { |
| // expected |
| } |
| |
| assertNotNull(mAssets.getLocales()); |
| |
| } |
| |
| private void assertContextEquals(final String expect, final InputStream inputStream) |
| throws IOException { |
| final BufferedReader bf = new BufferedReader(new InputStreamReader(inputStream)); |
| final String result = bf.readLine(); |
| inputStream.close(); |
| assertNotNull(result); |
| assertEquals(expect, result); |
| } |
| |
| private void beginDocument(final XmlPullParser parser,final String firstElementName) |
| throws XmlPullParserException, IOException { |
| int type; |
| while ((type = parser.next()) != XmlPullParser.START_TAG) { |
| } |
| if (type != XmlPullParser.START_TAG) { |
| fail("No start tag found"); |
| } |
| assertEquals(firstElementName, parser.getName()); |
| } |
| |
| } |