p2p: unit tests for WifiP2pWfdInfo

/*

 * 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.assertTrue;

import android.os.Parcel;

import androidx.test.filters.SmallTest;

import org.junit.Before;

import org.junit.Test;

/**

 * Unit test harness for {@link android.net.wifi.p2p.WifiP2pWfdInfo}

 */

@SmallTest

public class WifiP2pWfdInfoTest {

    private static final int TEST_CTRL_PORT = 9999;

    private static final int TEST_MAX_TPUT = 1024;

    private WifiP2pWfdInfo mSourceInfo = new WifiP2pWfdInfo(

            0,

            TEST_CTRL_PORT,

            TEST_MAX_TPUT);

    @Before

    public void setUp() {

        // initialize device info flags.

        mSourceInfo.setDeviceType(WifiP2pWfdInfo.WFD_SOURCE);

        mSourceInfo.setSessionAvailable(true);

    }

    /**

     * Verifies setters/getters.

     */

    @Test

    public void testSettersGetters() throws Exception {

        WifiP2pWfdInfo info = new WifiP2pWfdInfo();

        info.setWfdEnabled(true);

        assertTrue(info.isWfdEnabled());

        info.setDeviceType(WifiP2pWfdInfo.WFD_SOURCE);

        assertEquals(WifiP2pWfdInfo.WFD_SOURCE, info.getDeviceType());

        info.setCoupledSinkSupportAtSource(true);

        assertTrue(info.isCoupledSinkSupportedAtSource());

        info.setCoupledSinkSupportAtSink(true);

        assertTrue(info.isCoupledSinkSupportedAtSink());

        info.setSessionAvailable(true);

        assertTrue(info.isSessionAvailable());

        info.setControlPort(TEST_CTRL_PORT);

        assertEquals(TEST_CTRL_PORT, info.getControlPort());

        info.setMaxThroughput(TEST_MAX_TPUT);

        assertEquals(TEST_MAX_TPUT, info.getMaxThroughput());

        assertEquals("0018270f0400", info.getDeviceInfoHex());

    }

    /**

     * Verifies copy constructor.

     */

    @Test

    public void testCopyOperator() throws Exception {

        WifiP2pWfdInfo copiedInfo = new WifiP2pWfdInfo(mSourceInfo);

        // no equals operator, use toString for data comparison.

        assertEquals(mSourceInfo.toString(), copiedInfo.toString());

    }

    /**

     * Verifies parcel serialization/deserialization.

     */

    @Test

    public void testParcelOperation() throws Exception {

        Parcel parcelW = Parcel.obtain();

        mSourceInfo.writeToParcel(parcelW, 0);

        byte[] bytes = parcelW.marshall();

        parcelW.recycle();

        Parcel parcelR = Parcel.obtain();

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

        parcelR.setDataPosition(0);

        WifiP2pWfdInfo fromParcel = WifiP2pWfdInfo.CREATOR.createFromParcel(parcelR);

        // no equals operator, use toString for data comparison.

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

    }

}