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

/*

 * Copyright (C) 2012 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.NfcBarcode.EXTRA_BARCODE_TYPE;

import static android.nfc.tech.NfcBarcode.TYPE_KOVIO;

import static android.nfc.tech.NfcBarcode.TYPE_UNKNOWN;

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.Tag;

import android.os.Bundle;

import android.os.RemoteException;

import org.junit.Before;

import org.junit.Test;

import org.mockito.Mock;

import org.mockito.MockitoAnnotations;

public class NfcBarcodeTest {

    @Mock

    private Tag mMockTag;

    @Mock

    private Bundle mMockBundle;

    private NfcBarcode mNfcBarcode;

    @Before

    public void setUp() throws RemoteException {

        MockitoAnnotations.initMocks(this);

        when(mMockBundle.getInt(EXTRA_BARCODE_TYPE)).thenReturn(TYPE_KOVIO);

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

        mNfcBarcode = new NfcBarcode(mMockTag);

    }

    @Test

    public void testGetNfcBarcodeInstance() {

        Tag mockTag = mock(Tag.class);

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

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

        assertNotNull(NfcBarcode.get(mockTag));

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

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

    }

    @Test(expected = NullPointerException.class)

    public void testGetNfcBarcodeInstanceWithException() {

        Tag mockTag = mock(Tag.class);

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

        when(mockTag.getTechExtras(TagTechnology.NFC_BARCODE)).thenReturn(null);

        assertNull(NfcBarcode.get(mockTag));

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

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

    }

    @Test

    public void testGetNfcBarcodeWithoutTech() {

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

        assertNull(NfcBarcode.get(mMockTag));

    }

    @Test

    public void testGetType() {

        int result = mNfcBarcode.getType();

        assertEquals(TYPE_KOVIO, result);

    }

    @Test

    public void testGetBarcodeWithTypeKovio() {

        byte[] sampleId = "sampleId".getBytes();

        when(mMockTag.getId()).thenReturn(sampleId);

        assertEquals(sampleId, mNfcBarcode.getBarcode());

        verify(mMockTag).getId();

    }

    @Test

    public void testGetBarCodeTypeUnknown() throws RemoteException {

        when(mMockBundle.getInt(EXTRA_BARCODE_TYPE)).thenReturn(TYPE_UNKNOWN);

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

        mNfcBarcode = new NfcBarcode(mMockTag);

        assertNull(mNfcBarcode.getBarcode());

        verify(mMockTag, never()).getId();

    }

}