Java tutorial
/* This file is part of RouteConverter. RouteConverter is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. RouteConverter 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 General Public License for more details. You should have received a copy of the GNU General Public License along with RouteConverter; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA Copyright (C) 2007 Christian Pesch. All Rights Reserved. */ package slash.navigation.photo; import org.apache.commons.imaging.common.RationalNumber; import org.junit.Test; import slash.navigation.base.AllNavigationFormatRegistry; import slash.navigation.base.BaseRoute; import slash.navigation.base.NavigationFormatParser; import slash.navigation.base.ParserResult; import slash.navigation.base.Wgs84Route; import java.io.File; import java.io.IOException; import static java.io.File.createTempFile; import static org.junit.Assert.assertEquals; import static org.junit.Assert.assertNotNull; import static org.junit.Assert.assertNull; import static org.junit.Assert.assertTrue; import static slash.common.TestCase.assertCalendarEquals; import static slash.common.TestCase.assertDoubleEquals; import static slash.common.TestCase.calendar; import static slash.navigation.base.NavigationTestCase.TEST_PATH; public class PhotoFormatIT { private NavigationFormatParser parser = new NavigationFormatParser(new AllNavigationFormatRegistry()); public static void assertRationalNumberEquals(RationalNumber expected, RationalNumber was) { assertEquals(expected.numerator, was.numerator); assertEquals(expected.divisor, was.divisor); } @Test public void testIsJpgWithEmbeddedExifGPSMetadata() throws IOException { File source = new File(TEST_PATH + "from-gps.jpg"); ParserResult result = parser.read(source); assertNotNull(result); assertEquals(PhotoFormat.class, result.getFormat().getClass()); BaseRoute theRoute = result.getTheRoute(); assertEquals(1, theRoute.getPositionCount()); Wgs84Route route = (Wgs84Route) theRoute; PhotoPosition position = (PhotoPosition) route.getPosition(0); assertEquals("NIKON CORPORATION NIKON D90 Photo from 2010-08-31T10:31:27Z", position.getDescription()); assertDoubleEquals(135.0, position.getElevation()); assertDoubleEquals(8.474513333333334, position.getLongitude()); assertDoubleEquals(53.026513333333334, position.getLatitude()); assertNull(position.getSpeed()); assertEquals(calendar(2010, 8, 31, 8, 30, 58), position.getTime()); assertEquals(new Integer(10), position.getSatellites()); assertNull(position.getHdop()); assertNull(position.getPdop()); assertNull(position.getVdop()); assertNull(position.getHeading()); assertEquals("NIKON CORPORATION", position.getMake()); assertEquals("NIKON D90", position.getModel()); assertEquals(new Integer(1024), position.getWidth()); assertEquals(new Integer(680), position.getHeight()); assertRationalNumberEquals(new RationalNumber(50, 10), position.getfNumber()); assertRationalNumberEquals(new RationalNumber(10, 8000), position.getExposure()); assertEquals(new Integer(0), position.getFlash()); assertRationalNumberEquals(new RationalNumber(700, 10), position.getFocal()); assertEquals(new Integer(200), position.getPhotographicSensitivity()); } @Test public void testIsJpgWithEmbeddedExifMetadata() throws IOException { File source = new File(TEST_PATH + "from-exif.jpg"); ParserResult result = parser.read(source); assertNotNull(result); assertEquals(PhotoFormat.class, result.getFormat().getClass()); BaseRoute theRoute = result.getTheRoute(); assertEquals(1, theRoute.getPositionCount()); Wgs84Route route = (Wgs84Route) theRoute; PhotoPosition position = (PhotoPosition) route.getPosition(0); assertEquals("Palm Pre Photo from 2010-01-30T13:10:15Z", position.getDescription()); assertNull(position.getElevation()); assertNull(position.getLongitude()); assertNull(position.getLatitude()); assertNull(position.getSpeed()); assertCalendarEquals(calendar(2010, 1, 30, 13, 10, 15), position.getTime()); assertNull(position.getSatellites()); assertNull(position.getHdop()); assertNull(position.getPdop()); assertNull(position.getVdop()); assertNull(position.getHeading()); assertEquals("Palm", position.getMake()); assertEquals("Pre", position.getModel()); assertEquals(new Integer(1520), position.getWidth()); assertEquals(new Integer(2032), position.getHeight()); assertRationalNumberEquals(new RationalNumber(24, 10), position.getfNumber()); assertRationalNumberEquals(new RationalNumber(1, 65536000), position.getExposure()); assertEquals(new Integer(24), position.getFlash()); assertRationalNumberEquals(new RationalNumber(100, 41), position.getFocal()); assertNull(position.getPhotographicSensitivity()); } @Test public void testIsJpgWithoutMetadata() throws IOException { File source = new File(TEST_PATH + "from-plain.jpg"); ParserResult result = parser.read(source); assertNotNull(result); BaseRoute theRoute = result.getTheRoute(); assertEquals(PhotoFormat.class, result.getFormat().getClass()); assertEquals(1, theRoute.getPositionCount()); Wgs84Route route = (Wgs84Route) theRoute; PhotoPosition position = (PhotoPosition) route.getPosition(0); assertEquals("No EXIF data", position.getDescription()); assertNull(position.getElevation()); assertNull(position.getLongitude()); assertNull(position.getLatitude()); assertNull(position.getSpeed()); assertCalendarEquals(calendar(2016, 1, 27, 21, 1, 58), position.getTime()); assertNull(position.getSatellites()); assertNull(position.getHdop()); assertNull(position.getPdop()); assertNull(position.getVdop()); assertNull(position.getHeading()); assertNull(position.getMake()); assertNull(position.getModel()); assertNull(position.getWidth()); assertNull(position.getHeight()); assertNull(position.getfNumber()); assertNull(position.getExposure()); assertNull(position.getFlash()); assertNull(position.getFocal()); assertNull(position.getPhotographicSensitivity()); } private void modifyImage(String path) throws IOException { File source = new File(path); ParserResult result = parser.read(source); assertNotNull(result); BaseRoute theRoute = result.getTheRoute(); PhotoFormat format = (PhotoFormat) result.getFormat(); Wgs84Route route = (Wgs84Route) theRoute; PhotoPosition position = (PhotoPosition) route.getPosition(0); position.setDescription("description"); position.setElevation(222.0); position.setLongitude(10.0); position.setLatitude(50.0); position.setSpeed(40.0); position.setTime(calendar(2014, 2, 11, 15, 3, 25)); position.setSatellites(4); position.setHdop(1.0); position.setPdop(2.0); position.setVdop(3.0); position.setHeading(111.0); position.setMake("make"); position.setModel("model"); position.setWidth(1024); position.setHeight(512); position.setfNumber(new RationalNumber(53, 10)); position.setExposure(new RationalNumber(11, 8000)); position.setFlash(1); position.setFocal(new RationalNumber(35, 1)); position.setPhotographicSensitivity(800); File target = createTempFile("target", ".jpg"); target.deleteOnExit(); try { parser.write(route, format, false, false, null, target); assertTrue(target.exists()); ParserResult result2 = parser.read(target); assertNotNull(result2); assertEquals(PhotoFormat.class, result2.getFormat().getClass()); BaseRoute theRoute2 = result2.getTheRoute(); Wgs84Route route2 = (Wgs84Route) theRoute2; assertEquals(1, route2.getPositionCount()); PhotoPosition position2 = (PhotoPosition) route2.getPosition(0); assertEquals("description", position2.getDescription()); assertDoubleEquals(222.0, position2.getElevation()); assertDoubleEquals(10.0, position2.getLongitude()); assertDoubleEquals(50.0, position2.getLatitude()); assertDoubleEquals(40.0, position2.getSpeed()); assertCalendarEquals(calendar(2014, 2, 11, 15, 3, 25), position2.getTime()); assertEquals(new Integer(4), position2.getSatellites()); assertNull(position2.getHdop()); assertDoubleEquals(2.0, position2.getPdop()); assertNull(position2.getVdop()); assertDoubleEquals(111.0, position2.getHeading()); assertEquals("make", position2.getMake()); assertEquals("model", position2.getModel()); assertEquals(new Integer(1024), position2.getWidth()); assertEquals(new Integer(512), position2.getHeight()); assertRationalNumberEquals(new RationalNumber(53, 10), position2.getfNumber()); assertRationalNumberEquals(new RationalNumber(11, 8000), position2.getExposure()); assertEquals(new Integer(1), position2.getFlash()); assertRationalNumberEquals(new RationalNumber(35, 1), position2.getFocal()); assertEquals(new Integer(800), position.getPhotographicSensitivity()); assertTrue(target.delete()); } finally { // avoid to clutter the temp directory if (target.exists()) assertTrue(target.delete()); } } @Test public void testModifyJpgWithEmbeddedExifGPSMetadata() throws IOException { modifyImage(TEST_PATH + "from-gps.jpg"); } @Test public void testModifyJpgWithEmbeddedExifMetadata() throws IOException { modifyImage(TEST_PATH + "from-exif.jpg"); } @Test public void testModifyJpgWithoutMetadata() throws IOException { modifyImage(TEST_PATH + "from-plain.jpg"); } }