1/* 2 * Copyright (C) 2017 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 17package android.net.lowpan; 18 19import static org.junit.Assert.assertEquals; 20import static org.junit.Assert.assertArrayEquals; 21 22import android.os.Parcel; 23import android.support.test.runner.AndroidJUnit4; 24import android.test.suitebuilder.annotation.SmallTest; 25import org.junit.Test; 26import org.junit.runner.RunWith; 27 28@RunWith(AndroidJUnit4.class) 29@SmallTest 30public class LowpanChannelInfoTest { 31 32 static { 33 System.loadLibrary("frameworkslowpantestsjni"); 34 } 35 36 private static native byte[] readAndWriteNative(byte[] inParcel); 37 38 public void testNativeParcelUnparcel(LowpanChannelInfo original) { 39 byte[] inParcel = marshall(original); 40 byte[] outParcel = readAndWriteNative(inParcel); 41 LowpanChannelInfo roundTrip = unmarshall(outParcel); 42 43 assertEquals(original, roundTrip); 44 assertArrayEquals(inParcel, outParcel); 45 } 46 47 @Test 48 public void testNativeParcelUnparcel() { 49 int i; 50 for (i = 1; i < 26; i++) { 51 testNativeParcelUnparcel(LowpanChannelInfo.getChannelInfoForIeee802154Page0(i)); 52 } 53 } 54 55 /** 56 * Write a {@link LowpanChannelInfo} into an empty parcel and return the underlying data. 57 * 58 * @see unmarshall(byte[]) 59 */ 60 private static byte[] marshall(LowpanChannelInfo addr) { 61 Parcel p = Parcel.obtain(); 62 addr.writeToParcel(p, /* flags */ 0); 63 p.setDataPosition(0); 64 return p.marshall(); 65 } 66 67 /** 68 * Read raw bytes into a parcel, and read a {@link LowpanChannelInfo} back out of them. 69 * 70 * @see marshall(LowpanChannelInfo) 71 */ 72 private static LowpanChannelInfo unmarshall(byte[] data) { 73 Parcel p = Parcel.obtain(); 74 p.unmarshall(data, 0, data.length); 75 p.setDataPosition(0); 76 return LowpanChannelInfo.CREATOR.createFromParcel(p); 77 } 78} 79