Add Tests For CellularIdentifierDisclosure

/*

 * Copyright (C) 2023 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

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package com.android.internal.telephony.security;

import static android.telephony.CellularIdentifierDisclosure.CELLULAR_IDENTIFIER_IMEI;

import static android.telephony.CellularIdentifierDisclosure.CELLULAR_IDENTIFIER_IMSI;

import static android.telephony.CellularIdentifierDisclosure.NAS_PROTOCOL_MESSAGE_ATTACH_REQUEST;

import static org.junit.Assert.assertEquals;

import static org.junit.Assert.assertNotEquals;

import android.os.Parcel;

import android.telephony.CellularIdentifierDisclosure;

import org.junit.Test;

public class CellularIdentifierDisclosureTest {

    @Test

    public void testEqualsAndHash() {

        CellularIdentifierDisclosure disclosure = new CellularIdentifierDisclosure(

                NAS_PROTOCOL_MESSAGE_ATTACH_REQUEST, CELLULAR_IDENTIFIER_IMSI, "001001", false);

        CellularIdentifierDisclosure anotherDislcosure = new CellularIdentifierDisclosure(

                NAS_PROTOCOL_MESSAGE_ATTACH_REQUEST, CELLULAR_IDENTIFIER_IMSI, "001001", false);

        assertEquals(disclosure, anotherDislcosure);

        assertEquals(disclosure.hashCode(), anotherDislcosure.hashCode());

    }

    @Test

    public void testNotEqualsAndHash() {

        CellularIdentifierDisclosure imsiDisclosure = new CellularIdentifierDisclosure(

                NAS_PROTOCOL_MESSAGE_ATTACH_REQUEST, CELLULAR_IDENTIFIER_IMSI, "001001", false);

        CellularIdentifierDisclosure imeiDisclosure = new CellularIdentifierDisclosure(

                NAS_PROTOCOL_MESSAGE_ATTACH_REQUEST, CELLULAR_IDENTIFIER_IMEI, "001001", false);

        assertNotEquals(imsiDisclosure, imeiDisclosure);

        assertNotEquals(imsiDisclosure.hashCode(), imeiDisclosure.hashCode());

    }

    @Test

    public void testGetters() {

        CellularIdentifierDisclosure disclosure = new CellularIdentifierDisclosure(

                NAS_PROTOCOL_MESSAGE_ATTACH_REQUEST, CELLULAR_IDENTIFIER_IMSI, "001001", false);

        assertEquals(NAS_PROTOCOL_MESSAGE_ATTACH_REQUEST, disclosure.getNasProtocolMessage());

        assertEquals(CELLULAR_IDENTIFIER_IMSI, disclosure.getCellularIdentifier());

        assertEquals(false, disclosure.isEmergency());

        assertEquals("001001", disclosure.getPlmn());

    }

    @Test

    public void testParcel() {

        CellularIdentifierDisclosure disclosure = new CellularIdentifierDisclosure(

                NAS_PROTOCOL_MESSAGE_ATTACH_REQUEST, CELLULAR_IDENTIFIER_IMSI, "001001", false);

        Parcel p = Parcel.obtain();

        disclosure.writeToParcel(p, 0);

        p.setDataPosition(0);

        CellularIdentifierDisclosure fromParcel =

                CellularIdentifierDisclosure.CREATOR.createFromParcel(p);

        assertEquals(disclosure, fromParcel);

    }

}