Add CellBroadcastIntentsTest

/*

 * Copyright (C) 2016 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 com.android.internal.telephony;

import static junit.framework.TestCase.assertEquals;

import android.content.Intent;

import android.os.UserHandle;

import android.telephony.CellBroadcastIntents;

import android.testing.AndroidTestingRunner;

import android.testing.TestableLooper;

import androidx.test.InstrumentationRegistry;

import org.junit.After;

import org.junit.Before;

import org.junit.Test;

import org.junit.runner.RunWith;

@RunWith(AndroidTestingRunner.class)

@TestableLooper.RunWithLooper

public class CellBroadcastIntentsTest extends TelephonyTest {

    private static final String TEST_ACTION = "test_action";

    @Before

    public void setUp() throws Exception {

        super.setUp("CellBroadcastIntentsTest");

    }

    @After

    public void tearDown() throws Exception {

        super.tearDown();

    }

    /**

     * Verifies that the intent we pass into CellBroadcastIntents

     * .sendOrderedBroadcastForBackgroundReceivers

     * is not modified within the function.

     */

    @Test

    public void testIntentIsNotMutated() {

        Intent originalIntent = new Intent(TEST_ACTION);

        Intent intentToPass = new Intent(TEST_ACTION);

        CellBroadcastIntents.sendOrderedBroadcastForBackgroundReceivers(

                InstrumentationRegistry.getContext(), UserHandle.ALL, intentToPass,

                null, null, null, null, 0, null, null);

        assertEquals(originalIntent.getFlags(), intentToPass.getFlags());

    }

}