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Consider image's type from its data rather than its extension
DEVSIX-5172
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pdfocr-api/src/test/java/com/itextpdf/pdfocr/PdfCreatorUtilTest.java
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| /* | ||
| This file is part of the iText (R) project. | ||
| Copyright (c) 1998-2021 iText Group NV | ||
| Authors: iText Software. | ||
| This program is offered under a commercial and under the AGPL license. | ||
| For commercial licensing, contact us at https://itextpdf.com/sales. For AGPL licensing, see below. | ||
| AGPL licensing: | ||
| This program is free software: you can redistribute it and/or modify | ||
| it under the terms of the GNU Affero General Public License as published by | ||
| the Free Software Foundation, either version 3 of the License, or | ||
| (at your option) any later version. | ||
| This program is distributed in the hope that it will be useful, | ||
| but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| GNU Affero General Public License for more details. | ||
| You should have received a copy of the GNU Affero General Public License | ||
| along with this program. If not, see <https://www.gnu.org/licenses/>. | ||
| */ | ||
| package com.itextpdf.pdfocr; | ||
|
|
||
| import com.itextpdf.io.image.ImageData; | ||
| import com.itextpdf.io.image.ImageType; | ||
| import com.itextpdf.io.image.JpegImageData; | ||
| import com.itextpdf.io.image.TiffImageData; | ||
| import com.itextpdf.io.util.MessageFormatUtil; | ||
| import com.itextpdf.pdfocr.helpers.PdfHelper; | ||
| import com.itextpdf.test.ExtendedITextTest; | ||
| import com.itextpdf.test.annotations.LogMessage; | ||
| import com.itextpdf.test.annotations.LogMessages; | ||
| import com.itextpdf.test.annotations.type.UnitTest; | ||
|
|
||
| import java.io.File; | ||
| import java.io.IOException; | ||
| import java.util.List; | ||
| import org.junit.Assert; | ||
| import org.junit.Rule; | ||
| import org.junit.Test; | ||
| import org.junit.experimental.categories.Category; | ||
| import org.junit.rules.ExpectedException; | ||
|
|
||
| @Category(UnitTest.class) | ||
| public class PdfCreatorUtilTest extends ExtendedITextTest { | ||
|
|
||
| @Rule | ||
| public ExpectedException junitExpectedException = ExpectedException.none(); | ||
|
|
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| @Test | ||
| public void getImageDataFromValidSinglePagedTiffTest() throws IOException { | ||
| File image = new File(PdfHelper.getImagesTestDirectory() + "single7x5cm.tif"); | ||
| List<ImageData> images = PdfCreatorUtil.getImageData(image, null); | ||
|
|
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| Assert.assertEquals(1, images.size()); | ||
|
|
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| ImageData imageDate = images.get(0); | ||
| Assert.assertNotNull(imageDate); | ||
| Assert.assertTrue(imageDate instanceof TiffImageData); | ||
| Assert.assertEquals(ImageType.TIFF, imageDate.getOriginalType()); | ||
| } | ||
|
|
||
| @Test | ||
| public void getImageDataFromValidMultiPagedTiffTest() throws IOException { | ||
| File image = new File(PdfHelper.getImagesTestDirectory() + "multipage.tiff"); | ||
| List<ImageData> images = PdfCreatorUtil.getImageData(image, null); | ||
|
|
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| Assert.assertEquals(9, images.size()); | ||
| for (ImageData imageDate : images) { | ||
| Assert.assertNotNull(imageDate); | ||
| Assert.assertTrue(imageDate instanceof TiffImageData); | ||
| Assert.assertEquals(ImageType.TIFF, imageDate.getOriginalType()); | ||
| } | ||
| } | ||
|
|
||
| @Test | ||
| public void getImageDataFromValidNotTiffTest() throws IOException { | ||
| File image = new File(PdfHelper.getImagesTestDirectory() + "numbers_01.jpg"); | ||
| List<ImageData> images = PdfCreatorUtil.getImageData(image, null); | ||
|
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| Assert.assertEquals(1, images.size()); | ||
|
|
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| ImageData imageDate = images.get(0); | ||
| Assert.assertNotNull(imageDate); | ||
| Assert.assertTrue(imageDate instanceof JpegImageData); | ||
| Assert.assertEquals(ImageType.JPEG, imageDate.getOriginalType()); | ||
| } | ||
|
|
||
| @Test | ||
| @LogMessages(messages = { | ||
| @LogMessage(messageTemplate = PdfOcrLogMessageConstant.CANNOT_READ_INPUT_IMAGE) | ||
| }) | ||
| public void getImageDataFromNotExistingImageTest() throws IOException { | ||
| junitExpectedException.expect(OcrException.class); | ||
|
|
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| PdfCreatorUtil.getImageData(new File("no such path"), null); | ||
| } | ||
|
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| @Test | ||
| @LogMessages(messages = { | ||
| @LogMessage(messageTemplate = PdfOcrLogMessageConstant.CANNOT_READ_INPUT_IMAGE) | ||
| }) | ||
| public void getImageDataFromInvalidImageTest() throws IOException { | ||
| junitExpectedException.expect(OcrException.class); | ||
| junitExpectedException.expectMessage(MessageFormatUtil.format( | ||
| OcrException.CANNOT_READ_INPUT_IMAGE)); | ||
|
|
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| PdfCreatorUtil.getImageData(new File(PdfHelper.getImagesTestDirectory() + "corrupted.jpg"), | ||
| null); | ||
| } | ||
| } |
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pdfocr-api/src/test/resources/com/itextpdf/pdfocr/images/single7x5cm.tif
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