wifi/tests/src/android/net/wifi/SoftApInfoTest.java

/*
 * 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;

import android.os.Parcel;

import static org.junit.Assert.assertEquals;

import androidx.test.filters.SmallTest;

import org.junit.Test;

/**
 * Unit tests for {@link android.net.wifi.SoftApInfo}.
 */
@SmallTest
public class SoftApInfoTest {

    /**
     * Verifies copy constructor.
     */
    @Test
    public void testCopyOperator() throws Exception {
        SoftApInfo info = new SoftApInfo();
        info.setFrequency(2412);
        info.setBandwidth(SoftApInfo.CHANNEL_WIDTH_20MHZ);

        SoftApInfo copiedInfo = new SoftApInfo(info);

        assertEquals(info, copiedInfo);
        assertEquals(info.hashCode(), copiedInfo.hashCode());
    }

    /**
     * Verifies parcel serialization/deserialization.
     */
    @Test
    public void testParcelOperation() throws Exception {
        SoftApInfo info = new SoftApInfo();
        info.setFrequency(2412);
        info.setBandwidth(SoftApInfo.CHANNEL_WIDTH_20MHZ);

        Parcel parcelW = Parcel.obtain();
        info.writeToParcel(parcelW, 0);
        byte[] bytes = parcelW.marshall();
        parcelW.recycle();

        Parcel parcelR = Parcel.obtain();
        parcelR.unmarshall(bytes, 0, bytes.length);
        parcelR.setDataPosition(0);
        SoftApInfo fromParcel = SoftApInfo.CREATOR.createFromParcel(parcelR);

        assertEquals(info, fromParcel);
        assertEquals(info.hashCode(), fromParcel.hashCode());
    }

}