Java 类com.google.zxing.common.AbstractBlackBoxTestCase 实例源码

private static void assertCorrectImage2binary(String fileName, String expected)
    throws IOException, NotFoundException {
  Path path = AbstractBlackBoxTestCase.buildTestBase("src/test/resources/blackbox/rssexpanded-1/").resolve(fileName);

  BufferedImage image = ImageIO.read(path.toFile());
  BinaryBitmap binaryMap = new BinaryBitmap(new GlobalHistogramBinarizer(new BufferedImageLuminanceSource(image)));
  int rowNumber = binaryMap.getHeight() / 2;
  BitArray row = binaryMap.getBlackRow(rowNumber, null);

  List<ExpandedPair> pairs;
  try {
    RSSExpandedReader rssExpandedReader = new RSSExpandedReader();
    pairs = rssExpandedReader.decodeRow2pairs(rowNumber, row);
  } catch (ReaderException re) {
    fail(re.toString());
    return;
  }
  BitArray binary = BitArrayBuilder.buildBitArray(pairs);
  assertEquals(expected, binary.toString());
}

private static void assertCorrectImage2string(String fileName, String expected)
    throws IOException, NotFoundException {
  Path path = AbstractBlackBoxTestCase.buildTestBase("src/test/resources/blackbox/rssexpanded-1/").resolve(fileName);

  BufferedImage image = ImageIO.read(path.toFile());
  BinaryBitmap binaryMap =
      new BinaryBitmap(new GlobalHistogramBinarizer(new BufferedImageLuminanceSource(image)));
  int rowNumber = binaryMap.getHeight() / 2;
  BitArray row = binaryMap.getBlackRow(rowNumber, null);

  Result result;
  try {
    RSSExpandedReader rssExpandedReader = new RSSExpandedReader();
    result = rssExpandedReader.decodeRow(rowNumber, row, null);
  } catch (ReaderException re) {
    fail(re.toString());
    return;
  }

  assertSame(BarcodeFormat.RSS_EXPANDED, result.getBarcodeFormat());
  assertEquals(expected, result.getText());
}

private static void assertCorrectImage2result(String fileName, ExpandedProductParsedResult expected)
    throws IOException, NotFoundException {
  Path path = AbstractBlackBoxTestCase.buildTestBase("src/test/resources/blackbox/rssexpanded-1/").resolve(fileName);

  BufferedImage image = ImageIO.read(path.toFile());
  BinaryBitmap binaryMap = new BinaryBitmap(new GlobalHistogramBinarizer(new BufferedImageLuminanceSource(image)));
  int rowNumber = binaryMap.getHeight() / 2;
  BitArray row = binaryMap.getBlackRow(rowNumber, null);

  Result theResult;
  try {
    RSSExpandedReader rssExpandedReader = new RSSExpandedReader();
    theResult = rssExpandedReader.decodeRow(rowNumber, row, null);
  } catch (ReaderException re) {
    fail(re.toString());
    return;
  }

  assertSame(BarcodeFormat.RSS_EXPANDED, theResult.getBarcodeFormat());

  ParsedResult result = ResultParser.parseResult(theResult);

  assertEquals(expected, result);
}

@Ignore
public void testMulti() throws Exception {
  // Very basic test for now
  Path testBase = AbstractBlackBoxTestCase.buildTestBase("src/test/resources/blackbox/multi-1");

  Path testImage = testBase.resolve("1.png");
  BufferedImage image = ImageIO.read(testImage.toFile());
  LuminanceSource source = new BufferedImageLuminanceSource(image);
  BinaryBitmap bitmap = new BinaryBitmap(new HybridBinarizer(source));

  MultipleBarcodeReader reader = new GenericMultipleBarcodeReader(new MultiFormatReader());
  Result[] results = reader.decodeMultiple(bitmap);
  assertNotNull(results);
  assertEquals(2, results.length);

  assertEquals("031415926531", results[0].getText());
  assertEquals(BarcodeFormat.UPC_A, results[0].getBarcodeFormat());

  assertEquals("www.airtable.com/jobs", results[1].getText());
  assertEquals(BarcodeFormat.QR_CODE, results[1].getBarcodeFormat());
}

@Test
public void testMultiQRCodes() throws Exception {
  // Very basic test for now
  Path testBase = AbstractBlackBoxTestCase.buildTestBase("src/test/resources/blackbox/multi-qrcode-1");

  Path testImage = testBase.resolve("1.png");
  BufferedImage image = ImageIO.read(testImage.toFile());
  LuminanceSource source = new BufferedImageLuminanceSource(image);
  BinaryBitmap bitmap = new BinaryBitmap(new HybridBinarizer(source));

  MultipleBarcodeReader reader = new QRCodeMultiReader();
  Result[] results = reader.decodeMultiple(bitmap);
  assertNotNull(results);
  assertEquals(4, results.length);

  Set<String> barcodeContents = new HashSet<>();
  for (Result result : results) {
    barcodeContents.add(result.getText());
    assertEquals(BarcodeFormat.QR_CODE, result.getBarcodeFormat());
    Map<ResultMetadataType,Object> metadata = result.getResultMetadata();
    assertNotNull(metadata);
  }
  Set<String> expectedContents = new HashSet<>();
  expectedContents.add("You earned the class a 5 MINUTE DANCE PARTY!!  Awesome!  Way to go!  Let's boogie!");
  expectedContents.add("You earned the class 5 EXTRA MINUTES OF RECESS!!  Fabulous!!  Way to go!!");
  expectedContents.add("You get to SIT AT MRS. SIGMON'S DESK FOR A DAY!!  Awesome!!  Way to go!! Guess I better clean up! :)");
  expectedContents.add("You get to CREATE OUR JOURNAL PROMPT FOR THE DAY!  Yay!  Way to go!  ");
  assertEquals(expectedContents, barcodeContents);
}

public static void main(String[] args) throws Exception {
  long now = System.currentTimeMillis();
  SummaryResults results = new SummaryResults();

  for (AbstractBlackBoxTestCase test : TESTS) {
    results.add(test.testBlackBoxCountingResults(false));
  }

  now = System.currentTimeMillis() - now;
  System.out.println(results.toString() + "\n  Total time: " + now + " ms");
}

public static void main(String[] args) throws Exception {
  long start = System.currentTimeMillis();
  SummaryResults results = new SummaryResults();

  for (AbstractBlackBoxTestCase test : TESTS) {
    results.add(test.testBlackBoxCountingResults(false));
  }

  log.info(results.toString());
  log.info(String.format("Total time: %d ms", System.currentTimeMillis() - start));
}

private static BufferedImage readImage(String fileName) throws IOException {
  Path path = AbstractBlackBoxTestCase.buildTestBase("src/test/resources/blackbox/rssexpanded-1/").resolve(fileName);
  return ImageIO.read(path.toFile());
}

private static BufferedImage getBufferedImage(String path) throws IOException {
  Path file = AbstractBlackBoxTestCase.buildTestBase(path);
  return ImageIO.read(file.toFile());
}