Merge "Test: Adding test cases for NfcV" into main am: 717cf468

/*

 * Copyright (C) 2010 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.NfcV.EXTRA_DSFID;

import static android.nfc.tech.NfcV.EXTRA_RESP_FLAGS;

import static org.junit.Assert.assertEquals;

import static org.junit.Assert.assertNotNull;

import static org.junit.Assert.assertNull;

import static org.mockito.Mockito.mock;

import static org.mockito.Mockito.never;

import static org.mockito.Mockito.verify;

import static org.mockito.Mockito.when;

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 NfcVTest {

    private final byte mSampleRespFlags = (byte) 1;

    private final byte mSampleDsfId = (byte) 2;

    @Mock

    private Tag mMockTag;

    @Mock

    private INfcTag mMockTagService;

    @Mock

    private Bundle mMockBundle;

    private NfcV mNfcV;

    @Before

    public void setUp() throws RemoteException {

        MockitoAnnotations.initMocks(this);

        when(mMockBundle.getByte(EXTRA_RESP_FLAGS)).thenReturn(mSampleRespFlags);

        when(mMockBundle.getByte(EXTRA_DSFID)).thenReturn(mSampleDsfId);

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

        mNfcV = new NfcV(mMockTag);

    }

    @Test

    public void testGetResponseFlag() {

        assertEquals(mSampleRespFlags, mNfcV.getResponseFlags());

    }

    @Test

    public void testGetDsfId() {

        assertEquals(mSampleDsfId, mNfcV.getDsfId());

    }

    @Test

    public void testGetNfcVInstance() {

        Tag tag = mock(Tag.class);

        when(tag.hasTech(TagTechnology.NFC_V)).thenReturn(true);

        when(tag.getTechExtras(TagTechnology.NFC_V)).thenReturn(mMockBundle);

        assertNotNull(NfcV.get(tag));

        verify(tag).getTechExtras(TagTechnology.NFC_V);

        verify(tag).hasTech(TagTechnology.NFC_V);

    }

    @Test

    public void testGetNfcVNullInstance() {

        Tag tag = mock(Tag.class);

        when(tag.hasTech(TagTechnology.NFC_V)).thenReturn(false);

        assertNull(NfcV.get(tag));

        verify(tag, never()).getTechExtras(TagTechnology.NFC_V);

        verify(tag).hasTech(TagTechnology.NFC_V);

    }

    @Test

    public void testTransceive() throws IOException, RemoteException {

        byte[] sampleData = new byte[] {1, 2, 3, 4, 5};

        TransceiveResult mockTransceiveResult = mock(TransceiveResult.class);

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

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

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

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

                .thenReturn(mockTransceiveResult);

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

        mNfcV.transceive(sampleData);

        verify(mMockTag).getTagService();

        verify(mMockTag).getServiceHandle();

    }

    @Test

    public void testGetMaxTransceiveLength() throws RemoteException {

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

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

        mNfcV.getMaxTransceiveLength();

        verify(mMockTag).getTagService();

    }

}