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/**
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*
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*/
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package eu.etaxonomy.cdm.common.media;
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import static org.junit.Assert.fail;
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import java.io.IOException;
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import java.net.URI;
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import java.net.URL;
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import java.util.Map;
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import org.apache.http.HttpException;
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import org.apache.log4j.Logger;
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import org.junit.Assert;
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import org.junit.Before;
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import org.junit.Test;
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import eu.etaxonomy.cdm.common.UriUtils;
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import eu.etaxonomy.cdm.common.media.ImageInfo;
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import eu.etaxonomy.cdm.common.media.MimeType;
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/**
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* @author n.hoffmann
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*
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*/
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public class ImageInfoTest {
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private static final String OFFLINE = "OFFLINE";
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public static final Logger logger = Logger.getLogger(ImageInfoTest.class);
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private URI jpegUri;
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private URI tiffUri;
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private ImageInfo jpegInstance;
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private ImageInfo tifInstance;
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private URI remotePngUri;
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private ImageInfo pngInstance;
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/**
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* @throws java.lang.Exception
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*/
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@Before
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public void setUp() throws Exception {
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URL jpegUrl = ImageInfoTest.class.getResource("/images/OregonScientificDS6639-DSC_0307-small.jpg");
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jpegUri = jpegUrl.toURI();
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URL tiffUrl = ImageInfoTest.class.getResource("/images/OregonScientificDS6639-DSC_0307-small.tif");
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tiffUri = tiffUrl.toURI();
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remotePngUri = URI.create("http://dev.e-taxonomy.eu/trac_htdocs/logo_edit.png");
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}
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@Test
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public void testNewInstanceJpeg(){
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try {
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ImageInfo.NewInstance(jpegUri, 0);
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} catch (Exception e) {
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fail("NewInstance method should not throw exceptions for existing uncorrupted images.");
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}
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}
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@Test
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public void testNewInstanceTiff() {
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try {
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ImageInfo.NewInstance(tiffUri, 0);
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} catch (Exception e) {
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fail("NewInstance method should not throw exceptions for existing uncorrupted images.");
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}
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}
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@Test
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public void testNewInstanceRemotePng() {
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if(UriUtils.isInternetAvailable(remotePngUri)){
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try {
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ImageInfo.NewInstance(remotePngUri, 3000);
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} catch (Exception e) {
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fail("NewInstance method should not throw exceptions for existing uncorrupted images.");
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}
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} else {
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logger.warn("test testNewInstanceRemotePng() skipped, since server is not available");
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}
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}
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@Test(expected=IOException.class)
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public void testNewInstanceFileDoesNotExist() throws HttpException, IOException {
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URI nonExistentUri = URI.create("file:///nonExistentImage.jpg");
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ImageInfo.NewInstance(nonExistentUri, 0);
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}
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private ImageInfo getJpegInstance(){
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if(jpegInstance == null){
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try {
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jpegInstance = ImageInfo.NewInstance(jpegUri, 0);
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} catch (Exception e) {
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fail("This case should have been covered by other tests.");
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return null;
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}
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}
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return jpegInstance;
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}
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private ImageInfo getTifInstance(){
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if(tifInstance == null){
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try {
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tifInstance = ImageInfo.NewInstance(tiffUri, 0);
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} catch (Exception e) {
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fail("This case should have been covered by other tests.");
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return null;
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}
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}
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return tifInstance;
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}
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private ImageInfo getRemotePngInstance() throws IOException{
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if (!UriUtils.isInternetAvailable(remotePngUri)){
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throw new IOException(OFFLINE);
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}
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if(pngInstance == null){
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try {
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pngInstance = ImageInfo.NewInstance(remotePngUri, 3000);
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} catch (Exception e) {
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fail("This case should have been covered by other tests.");
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return null;
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}
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}
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return pngInstance;
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}
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/**
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* Test method for {@link eu.etaxonomy.cdm.common.media.ImageInfo#getWidth()}.
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*/
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@Test
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public void testGetWidth() {
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Assert.assertEquals(300, getJpegInstance().getWidth());
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Assert.assertEquals(300, getTifInstance().getWidth());
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try {
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Assert.assertEquals(93, getRemotePngInstance().getWidth());
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} catch (IOException e){
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if(e.getMessage().equals(OFFLINE)){
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logger.warn("test part skipped, since server is not available.");
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}
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}
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}
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/**
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* Test method for {@link eu.etaxonomy.cdm.common.media.ImageInfo#getHeight()}.
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*/
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@Test
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public void testGetHeight() {
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Assert.assertEquals(225, getJpegInstance().getHeight());
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Assert.assertEquals(225, getTifInstance().getHeight());
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try {
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Assert.assertEquals(93, getRemotePngInstance().getHeight());
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} catch (IOException e){
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if(e.getMessage().equals(OFFLINE)){
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logger.warn("test part skipped, since server is not available.");
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}
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}
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}
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/**
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* Test method for {@link eu.etaxonomy.cdm.common.media.ImageInfo#getBitPerPixel()}.
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*/
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@Test
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public void testGetBitPerPixel() {
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Assert.assertEquals(24, getJpegInstance().getBitPerPixel());
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Assert.assertEquals(24, getTifInstance().getBitPerPixel());
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try {
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Assert.assertEquals(32, getRemotePngInstance().getBitPerPixel());
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} catch (IOException e){
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if(e.getMessage().equals(OFFLINE)){
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logger.warn("test part skipped, since server is not available.");
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}
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}
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}
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/**
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* Test method for {@link eu.etaxonomy.cdm.common.media.ImageInfo#getFormatName()}.
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*/
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@Test
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public void testGetFormatName() {
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Assert.assertEquals("JPEG (Joint Photographic Experts Group) Format", getJpegInstance().getFormatName());
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Assert.assertEquals("TIFF Tag-based Image File Format", getTifInstance().getFormatName());
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try {
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Assert.assertEquals("PNG Portable Network Graphics", getRemotePngInstance().getFormatName());
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} catch (IOException e){
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if(e.getMessage().equals(OFFLINE)){
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logger.warn("test part skipped, since server is not available.");
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}
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}
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}
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/**
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* Test method for {@link eu.etaxonomy.cdm.common.media.ImageInfo#getMimeType()}.
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*/
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@Test
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public void testGetMimeType() {
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Assert.assertEquals(MimeType.JPEG.getMimeType(), getJpegInstance().getMimeType());
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Assert.assertEquals(MimeType.TIFF.getMimeType(), getTifInstance().getMimeType());
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try {
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Assert.assertEquals(MimeType.PNG.getMimeType(), getRemotePngInstance().getMimeType());
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} catch (IOException e){
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if(e.getMessage().equals(OFFLINE)){
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logger.warn("test part skipped, since server is not available.");
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}
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}
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}
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@Test
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public void testGetLength(){
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Assert.assertEquals(63500, getJpegInstance().getLength());
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Assert.assertEquals(202926, getTifInstance().getLength());
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try {
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Assert.assertEquals(9143, getRemotePngInstance().getLength());
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} catch (IOException e){
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if(e.getMessage().equals(OFFLINE)){
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logger.warn("test part skipped, since server is not available.");
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}
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}
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}
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@Test
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public void testGetSuffix(){
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Assert.assertEquals("jpg", getJpegInstance().getSuffix());
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Assert.assertEquals("tif", getTifInstance().getSuffix());
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try {
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Assert.assertEquals("png", getRemotePngInstance().getSuffix());
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} catch (IOException e){
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if(e.getMessage().equals(OFFLINE)){
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logger.warn("test part skipped, since server is not available.");
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}
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}
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}
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@Test
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public void testReadMetaDataJpeg() throws IOException, HttpException{
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ImageInfo instance = getJpegInstance();
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instance.readMetaData(0);
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Map<String, String> metaData = instance.getMetaData();
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Assert.assertEquals(48, metaData.size());
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}
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@Test
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public void testReadMetaDataTif() throws IOException, HttpException{
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ImageInfo instance = getTifInstance();
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instance.readMetaData(0);
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Map<String, String> metaData = instance.getMetaData();
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Assert.assertEquals(15, metaData.size());
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}
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@Test
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public void testReadMetaDataRemotePng() throws IOException, HttpException{
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try {
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ImageInfo instance = getRemotePngInstance();
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instance.readMetaData(3000);
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Map<String, String> metaData = instance.getMetaData();
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Assert.assertEquals(1, metaData.size());
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} catch (IOException e){
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if(e.getMessage().equals(OFFLINE)){
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logger.warn("test testReadMetaDataRemotePng() skipped, since server is not available.");
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285
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}
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286
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}
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287
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288
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289
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}
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290
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}
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