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      1 /*
      2  * Copyright (C) 2016 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License
     15  */
     16 
     17 package com.android.server.pm;
     18 
     19 import android.content.pm.PackageParser;
     20 import android.support.test.runner.AndroidJUnit4;
     21 import android.util.Log;
     22 
     23 import junit.framework.Assert;
     24 
     25 import org.junit.Before;
     26 import org.junit.Test;
     27 import org.junit.runner.RunWith;
     28 
     29 import java.io.File;
     30 import java.util.HashSet;
     31 import java.util.Set;
     32 
     33 /**
     34  * Tests for {@link ParallelPackageParser}
     35  */
     36 @RunWith(AndroidJUnit4.class)
     37 public class ParallelPackageParserTest {
     38     private static final String TAG = ParallelPackageParserTest.class.getSimpleName();
     39 
     40     private ParallelPackageParser mParser;
     41 
     42     @Before
     43     public void setUp() {
     44         mParser = new TestParallelPackageParser();
     45     }
     46 
     47     @Test(timeout = 1000)
     48     public void test() {
     49         Set<File> submittedFiles = new HashSet<>();
     50         int fileCount = 15;
     51         for (int i = 0; i < fileCount; i++) {
     52             File file = new File("f" + i);
     53             mParser.submit(file, 0);
     54             submittedFiles.add(file);
     55             Log.d(TAG, "submitting " + file);
     56         }
     57         for (int i = 0; i < fileCount; i++) {
     58             ParallelPackageParser.ParseResult result = mParser.take();
     59             Assert.assertNotNull(result);
     60             File parsedFile = result.scanFile;
     61             Log.d(TAG, "took " + parsedFile);
     62             Assert.assertNotNull(parsedFile);
     63             boolean removeSuccessful = submittedFiles.remove(parsedFile);
     64             Assert.assertTrue("Unexpected file " + parsedFile + ". Expected submitted files: "
     65                     + submittedFiles, removeSuccessful);
     66         }
     67     }
     68 
     69     class TestParallelPackageParser extends ParallelPackageParser {
     70 
     71         TestParallelPackageParser() {
     72             super(null, false, null, null, null);
     73         }
     74 
     75         @Override
     76         protected PackageParser.Package parsePackage(PackageParser packageParser, File scanFile,
     77                 int parseFlags) throws PackageParser.PackageParserException {
     78             // Do not actually parse the package for testing
     79             return null;
     80         }
     81     }
     82 }
     83