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/*
* Copyright (C) 2017 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.net.lowpan;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertArrayEquals;
import android.os.Parcel;
import android.support.test.runner.AndroidJUnit4;
import android.test.suitebuilder.annotation.SmallTest;
import org.junit.Test;
import org.junit.runner.RunWith;
@RunWith(AndroidJUnit4.class)
@SmallTest
public class LowpanCredentialTest {
static {
System.loadLibrary("frameworkslowpantestsjni");
}
private static native byte[] readAndWriteNative(byte[] inParcel);
public void testNativeParcelUnparcel(LowpanCredential original) {
byte[] inParcel = marshall(original);
byte[] outParcel = readAndWriteNative(inParcel);
LowpanCredential roundTrip = unmarshall(outParcel);
assertEquals(original, roundTrip);
assertArrayEquals(inParcel, outParcel);
}
@Test
public void testNativeParcelUnparcel() {
testNativeParcelUnparcel(
LowpanCredential.createMasterKey(
new byte[] {
(byte) 0x88,
(byte) 0x99,
(byte) 0xaa,
(byte) 0xbb,
(byte) 0xcc,
(byte) 0xdd,
(byte) 0xee,
(byte) 0xff
}));
testNativeParcelUnparcel(
LowpanCredential.createMasterKey(
new byte[] {
(byte) 0x88, (byte) 0x99, (byte) 0xaa, (byte) 0xbb, (byte) 0xcc
},
15));
}
/**
* Write a {@link LowpanCredential} into an empty parcel and return the underlying data.
*
* @see unmarshall(byte[])
*/
private static byte[] marshall(LowpanCredential addr) {
Parcel p = Parcel.obtain();
addr.writeToParcel(p, /* flags */ 0);
p.setDataPosition(0);
return p.marshall();
}
/**
* Read raw bytes into a parcel, and read a {@link LowpanCredential} back out of them.
*
* @see marshall(LowpanCredential)
*/
private static LowpanCredential unmarshall(byte[] data) {
Parcel p = Parcel.obtain();
p.unmarshall(data, 0, data.length);
p.setDataPosition(0);
return LowpanCredential.CREATOR.createFromParcel(p);
}
}
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