Test: Adding Test Cases to AidGroupTest

/*

 * Copyright (C) 2024 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.nfc.cardemulation;

import static com.google.common.truth.Truth.assertThat;

import static org.mockito.ArgumentMatchers.any;

import static org.mockito.ArgumentMatchers.anyInt;

import static org.mockito.ArgumentMatchers.anyString;

import static org.mockito.ArgumentMatchers.isNull;

import static org.mockito.Mockito.atLeastOnce;

import static org.mockito.Mockito.mock;

import static org.mockito.Mockito.verify;

import android.os.Parcel;

import androidx.test.ext.junit.runners.AndroidJUnit4;

import androidx.test.filters.SmallTest;

import org.junit.After;

import org.junit.Before;

import org.junit.Test;

import org.junit.runner.RunWith;

import org.xmlpull.v1.XmlSerializer;

import java.io.IOException;

import java.util.ArrayList;

import java.util.List;

@SmallTest

@RunWith(AndroidJUnit4.class)

public class AidGroupTest {

    private AidGroup mAidGroup;

    @Before

    public void setUp() {

        List<String> aids = new ArrayList<>();

        aids.add("A0000000031010");

        aids.add("A0000000041010");

        aids.add("A0000000034710");

        aids.add("A000000300");

        mAidGroup = new AidGroup(aids, "payment");

    }

    @After

    public void tearDown() {

    }

    @Test

    public void testGetCategory() {

        String category = mAidGroup.getCategory();

        assertThat(category).isNotNull();

        assertThat(category).isEqualTo("payment");

    }

    @Test

    public void testGetAids() {

        List<String> aids = mAidGroup.getAids();

        assertThat(aids).isNotNull();

        assertThat(aids.size()).isGreaterThan(0);

        assertThat(aids.get(0)).isEqualTo("A0000000031010");

    }

    @Test

    public void testWriteAsXml() throws IOException {

        XmlSerializer out = mock(XmlSerializer.class);

        mAidGroup.writeAsXml(out);

        verify(out, atLeastOnce()).startTag(isNull(), anyString());

        verify(out, atLeastOnce()).attribute(isNull(), anyString(), anyString());

        verify(out, atLeastOnce()).endTag(isNull(), anyString());

    }

    @Test

    public void testRightToParcel() {

        Parcel parcel = mock(Parcel.class);

        mAidGroup.writeToParcel(parcel, 0);

        verify(parcel).writeString8(anyString());

        verify(parcel).writeInt(anyInt());

        verify(parcel).writeStringList(any());

    }

}