1 /* 2 * Copyright (C) 2020 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 android.appsecurity.cts.apkveritytestapp; 18 19 import static org.junit.Assert.assertNotEquals; 20 import static org.junit.Assert.assertTrue; 21 22 import android.content.Context; 23 import android.util.Log; 24 25 import androidx.annotation.NonNull; 26 import androidx.test.InstrumentationRegistry; 27 28 import org.junit.Test; 29 30 import java.io.File; 31 import java.nio.file.Path; 32 import java.nio.file.Paths; 33 import java.util.ArrayList; 34 35 public class InstalledFilesCheck { 36 private static final String TAG = InstalledFilesCheck.class.getSimpleName(); 37 private static final String PACKAGE_NAME = InstalledFilesCheck.class.getPackage().getName(); 38 39 static { 40 System.loadLibrary("CtsApkVerityTestAppJni"); 41 } 42 hasFsverityNative(@onNull String path)43 private static native boolean hasFsverityNative(@NonNull String path); 44 45 @Test testFilesHaveFsverity()46 public void testFilesHaveFsverity() { 47 for (String path : getInterestedFiles()) { 48 assertTrue("Expect file installed: " + path, new File(path).exists()); 49 assertTrue("Expect to have fs-verity: " + path, hasFsverityNative(path)); 50 } 51 } 52 getInterestedFiles()53 private ArrayList<String> getInterestedFiles() { 54 Context context = InstrumentationRegistry.getContext(); 55 Path dirname = Paths.get(context.getApplicationInfo().sourceDir).getParent(); 56 ArrayList<String> output = new ArrayList<>(); 57 58 android.os.Bundle testArgs = InstrumentationRegistry.getArguments(); 59 assertNotEquals(testArgs, null); 60 int number = Integer.valueOf(testArgs.getString("Number")); 61 assertTrue(number > 0); 62 63 for (int i = 0; i < number; ++i) { 64 String basename = testArgs.getString("File" + Integer.toString(i)); 65 String filename = dirname.resolve(basename).toString(); 66 Log.d(TAG, "Adding interested file " + filename); 67 output.add(filename); 68 } 69 return output; 70 } 71 } 72