Merge "Test: Adding test cases for NfcA" into main

/*

 * 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.tech;

import static android.nfc.tech.NfcA.EXTRA_ATQA;

import static android.nfc.tech.NfcA.EXTRA_SAK;

import static org.junit.Assert.assertEquals;

import static org.junit.Assert.assertNotNull;

import static org.junit.Assert.assertNull;

import static org.junit.Assert.assertThrows;

import static org.junit.Assert.fail;

import static org.mockito.Mockito.mock;

import static org.mockito.Mockito.verify;

import static org.mockito.Mockito.when;

import android.nfc.ErrorCodes;

import android.nfc.INfcTag;

import android.nfc.Tag;

import android.nfc.TransceiveResult;

import android.os.Bundle;

import android.os.RemoteException;

import org.junit.Before;

import org.junit.Test;

import org.mockito.Mock;

import org.mockito.MockitoAnnotations;

import java.io.IOException;

public class NfcATest {

    @Mock

    private Tag mMockTag;

    @Mock

    private INfcTag mMockTagService;

    @Mock

    private Bundle mMockBundle;

    private NfcA mNfcA;

    private final byte[] mSampleArray = new byte[] {1, 2, 3};

    @Before

    public void setUp() throws RemoteException {

        MockitoAnnotations.initMocks(this);

        when(mMockBundle.getShort(EXTRA_SAK)).thenReturn((short) 1);

        when(mMockBundle.getByteArray(EXTRA_ATQA)).thenReturn(mSampleArray);

        when(mMockTag.getTechExtras(TagTechnology.NFC_A)).thenReturn(mMockBundle);

        mNfcA = new NfcA(mMockTag);

    }

    @Test

    public void testGetNfcAWithTech() {

        Tag mockTag = mock(Tag.class);

        when(mockTag.getTechExtras(TagTechnology.NFC_A)).thenReturn(mMockBundle);

        when(mockTag.hasTech(TagTechnology.NFC_A)).thenReturn(true);

        assertNotNull(NfcA.get(mockTag));

        verify(mockTag).getTechExtras(TagTechnology.NFC_A);

        verify(mockTag).hasTech(TagTechnology.NFC_A);

    }

    @Test

    public void testGetNfcAWithoutTech() {

        when(mMockTag.hasTech(TagTechnology.NFC_A)).thenReturn(false);

        assertNull(NfcA.get(mMockTag));

    }

    @Test

    public void testGetAtga() {

        assertNotNull(mNfcA.getAtqa());

    }

    @Test

    public void testGetSak() {

        assertEquals((short) 1, mNfcA.getSak());

    }

    @Test

    public void testTransceive() throws IOException, RemoteException {

        TransceiveResult mockTransceiveResult = mock(TransceiveResult.class);

        when(mMockTag.getConnectedTechnology()).thenReturn(TagTechnology.NFC_A);

        when(mMockTag.getTagService()).thenReturn(mMockTagService);

        when(mMockTag.getServiceHandle()).thenReturn(1);

        when(mMockTagService.transceive(1, mSampleArray, true))

                .thenReturn(mockTransceiveResult);

        when(mockTransceiveResult.getResponseOrThrow()).thenReturn(mSampleArray);

        mNfcA.transceive(mSampleArray);

        verify(mMockTag).getTagService();

        verify(mMockTag).getServiceHandle();

    }

    @Test

    public void testGetMaxTransceiveLength() throws RemoteException {

        when(mMockTag.getTagService()).thenReturn(mMockTagService);

        when(mMockTagService.getMaxTransceiveLength(TagTechnology.NFC_A)).thenReturn(1);

        mNfcA.getMaxTransceiveLength();

        verify(mMockTag).getTagService();

    }

    @Test

    public void testSetTimeout() {

        when(mMockTag.getTagService()).thenReturn(mMockTagService);

        try {

            when(mMockTagService.setTimeout(TagTechnology.NFC_A, 1000)).thenReturn(

                    ErrorCodes.SUCCESS);

            mNfcA.setTimeout(1000);

            verify(mMockTag).getTagService();

            verify(mMockTagService).setTimeout(TagTechnology.NFC_A, 1000);

        } catch (Exception e) {

            fail("Unexpected exception during valid setTimeout: " + e.getMessage());

        }

    }

    @Test

    public void testSetTimeoutInvalidTimeout() {

        when(mMockTag.getTagService()).thenReturn(mMockTagService);

        try {

            when(mMockTagService.setTimeout(TagTechnology.NFC_A, -1)).thenReturn(

                    ErrorCodes.ERROR_TIMEOUT);

            assertThrows(IllegalArgumentException.class, () -> mNfcA.setTimeout(-1));

        } catch (Exception e) {

            fail("Unexpected exception during invalid setTimeout: " + e.getMessage());

        }

    }

    @Test

    public void testSetTimeoutRemoteException() {

        when(mMockTag.getTagService()).thenReturn(mMockTagService);

        try {

            when(mMockTagService.setTimeout(TagTechnology.NFC_A, 1000)).thenThrow(

                    new RemoteException());

            mNfcA.setTimeout(1000); // Should not throw an exception but log it

            verify(mMockTag).getTagService();

            verify(mMockTagService).setTimeout(TagTechnology.NFC_A, 1000);

        } catch (Exception e) {

            fail("Unexpected exception during RemoteException in setTimeout: " + e.getMessage());

        }

    }

    @Test

    public void testGetTimeout() {

        when(mMockTag.getTagService()).thenReturn(mMockTagService);

        try {

            when(mMockTagService.getTimeout(TagTechnology.NFC_A)).thenReturn(2000);

            assertEquals(2000, mNfcA.getTimeout());

            verify(mMockTag).getTagService();

            verify(mMockTagService).getTimeout(TagTechnology.NFC_A);

        } catch (Exception e) {

            fail("Unexpected exception during valid getTimeout: " + e.getMessage());

        }

    }

    @Test

    public void testGetTimeoutRemoteException() {

        when(mMockTag.getTagService()).thenReturn(mMockTagService);

        try {

            when(mMockTagService.getTimeout(TagTechnology.NFC_A)).thenThrow(new RemoteException());

            assertEquals(0, mNfcA.getTimeout());

        } catch (Exception e) {

            fail("Unexpected exception during RemoteException in getTimeout: " + e.getMessage());

        }

    }

}