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.platform.test.annotations.Presubmit;
20 import android.util.Log;
21 
22 import androidx.test.runner.AndroidJUnit4;
23 
24 import com.android.internal.pm.parsing.PackageParser2;
25 import com.android.internal.pm.parsing.pkg.ParsedPackage;
26 import com.android.server.pm.parsing.TestPackageParser2;
27 
28 import junit.framework.Assert;
29 
30 import org.junit.Before;
31 import org.junit.Test;
32 import org.junit.runner.RunWith;
33 
34 import java.io.File;
35 import java.util.HashSet;
36 import java.util.Set;
37 import java.util.concurrent.ExecutorService;
38 
39 /**
40  * Tests for {@link ParallelPackageParser}
41  */
42 @Presubmit
43 @RunWith(AndroidJUnit4.class)
44 public class ParallelPackageParserTest {
45     private static final String TAG = ParallelPackageParserTest.class.getSimpleName();
46 
47     private ParallelPackageParser mParser;
48 
49     @Before
setUp()50     public void setUp() {
51         mParser = new TestParallelPackageParser(new TestPackageParser2(),
52                 ParallelPackageParser.makeExecutorService());
53     }
54 
55     @Test(timeout = 1000)
test()56     public void test() {
57         Set<File> submittedFiles = new HashSet<>();
58         int fileCount = 15;
59         for (int i = 0; i < fileCount; i++) {
60             File file = new File("f" + i);
61             mParser.submit(file, 0);
62             submittedFiles.add(file);
63             Log.d(TAG, "submitting " + file);
64         }
65         for (int i = 0; i < fileCount; i++) {
66             ParallelPackageParser.ParseResult result = mParser.take();
67             Assert.assertNotNull(result);
68             File parsedFile = result.scanFile;
69             Log.d(TAG, "took " + parsedFile);
70             Assert.assertNotNull(parsedFile);
71             boolean removeSuccessful = submittedFiles.remove(parsedFile);
72             Assert.assertTrue("Unexpected file " + parsedFile + ". Expected submitted files: "
73                     + submittedFiles, removeSuccessful);
74         }
75     }
76 
77     private class TestParallelPackageParser extends ParallelPackageParser {
78 
TestParallelPackageParser(PackageParser2 packageParser, ExecutorService executorService)79         TestParallelPackageParser(PackageParser2 packageParser, ExecutorService executorService) {
80             super(packageParser, executorService);
81         }
82 
83         @Override
parsePackage(File scanFile, int parseFlags)84         protected ParsedPackage parsePackage(File scanFile, int parseFlags) {
85             // Do not actually parse the package for testing
86             return null;
87         }
88     }
89 }
90