p2p: unit tests for WifiP2pGroup

/*

 * Copyright (C) 2019 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.wifi.p2p;

import static org.junit.Assert.assertEquals;

import static org.junit.Assert.assertFalse;

import static org.junit.Assert.assertTrue;

import android.os.Parcel;

import androidx.test.filters.SmallTest;

import org.junit.Test;

/**

 * Unit test harness for {@link android.net.wifi.p2p.WifiP2pGroup}

 */

@SmallTest

public class WifiP2pGroupTest {

    private static final String INTERFACE = "p2p-p2p0-3";

    private static final int NETWORK_ID = 9;

    private static final String NETWORK_NAME = "DIRECT-xy-Hello";

    private static final String PASSPHRASE = "HelloWorld";

    private static final WifiP2pDevice GROUP_OWNER = new WifiP2pDevice("de:ad:be:ef:00:01");

    private static final int FREQUENCY = 5300;

    private static final WifiP2pDevice CLIENT_1 = new WifiP2pDevice("aa:bb:cc:dd:ee:01");

    private static final WifiP2pDevice CLIENT_2 = new WifiP2pDevice("aa:bb:cc:dd:ee:02");

    /**

     * Verify setter/getter functions.

     */

    @Test

    public void testSetterGetter() throws Exception {

        WifiP2pGroup group = new WifiP2pGroup();

        group.setInterface(INTERFACE);

        group.setNetworkId(NETWORK_ID);

        group.setNetworkName(NETWORK_NAME);

        group.setPassphrase(PASSPHRASE);

        group.setIsGroupOwner(false);

        group.setOwner(GROUP_OWNER);

        group.setFrequency(FREQUENCY);

        group.addClient(CLIENT_1.deviceAddress);

        group.addClient(CLIENT_2);

        assertEquals(INTERFACE, group.getInterface());

        assertEquals(NETWORK_ID, group.getNetworkId());

        assertEquals(NETWORK_NAME, group.getNetworkName());

        assertEquals(PASSPHRASE, group.getPassphrase());

        assertFalse(group.isGroupOwner());

        assertEquals(GROUP_OWNER, group.getOwner());

        assertEquals(FREQUENCY, group.getFrequency());

        assertFalse(group.isClientListEmpty());

        assertTrue(group.contains(CLIENT_1));

        assertEquals(2, group.getClientList().size());

        group.removeClient(CLIENT_1);

        group.removeClient(CLIENT_2.deviceAddress);

        assertFalse(group.contains(CLIENT_1));

        assertTrue(group.isClientListEmpty());

        Parcel parcelW = Parcel.obtain();

        group.writeToParcel(parcelW, 0);

        byte[] bytes = parcelW.marshall();

        parcelW.recycle();

        Parcel parcelR = Parcel.obtain();

        parcelR.unmarshall(bytes, 0, bytes.length);

        parcelR.setDataPosition(0);

        WifiP2pGroup fromParcel = WifiP2pGroup.CREATOR.createFromParcel(parcelR);

        assertEquals(group.toString(), fromParcel.toString());

    }

}