/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 2002-2008, Open Source Geospatial Foundation (OSGeo)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License.
*
* This library 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
* Lesser General Public License for more details.
*/
package org.geotools.measure;
import java.text.Format;
import java.text.ParseException;
import java.util.Date;
import java.util.Locale;
import java.util.TimeZone;
import org.opengis.geometry.MismatchedDimensionException;
import org.geotools.geometry.GeneralDirectPosition;
import org.geotools.referencing.crs.DefaultCompoundCRS;
import org.geotools.referencing.crs.AbstractCRS;
import org.geotools.referencing.crs.DefaultGeographicCRS;
import org.geotools.referencing.crs.DefaultTemporalCRS;
import org.geotools.referencing.crs.DefaultVerticalCRS;
import org.geotools.referencing.cs.DefaultTimeCS;
import org.geotools.referencing.datum.DefaultTemporalDatum;
import org.junit.*;
import static org.junit.Assert.*;
/**
* Tests formatting done by the {@link CoordinateFormat} class.
*
*
* @source $URL$
* @version $Id$
* @author Martin Desruisseaux (IRD)
*/
public final class FormatTest {
@Before
public void setUp() {
Locale.setDefault(Locale.ENGLISH);
}
@After
public void tearDown() {
AngleFormat.setDefaultRoundingMethod(AngleFormat.DEFAULT_ROUNDING_METHOD);
}
/**
* Test {@link AngleFormat}.
*
* @throws ParseException If an angle can't be parsed.
*/
@Test
public void testAngleFormat() throws ParseException {
AngleFormat f = new AngleFormat("DD.ddd\u00B0", Locale.CANADA);
assertFormat( "20.000\u00B0", new Angle ( 20.000), f);
assertFormat( "20.749\u00B0", new Angle ( 20.749), f);
assertFormat("-12.247\u00B0", new Angle (-12.247), f);
assertFormat( "13.214\u00B0N", new Latitude( 13.214), f);
assertFormat( "12.782\u00B0S", new Latitude(-12.782), f);
f = new AngleFormat("DD.ddd\u00B0", Locale.FRANCE);
assertFormat("19,457\u00B0E", new Longitude( 19.457), f);
assertFormat("78,124\u00B0S", new Latitude (-78.124), f);
f = new AngleFormat("DDddd", Locale.CANADA);
assertFormat("19457E", new Longitude( 19.457), f);
assertFormat("78124S", new Latitude (-78.124), f);
f = new AngleFormat("DD\u00B0MM.m", Locale.CANADA);
assertFormat( "12\u00B030.0", new Angle( 12.50), f);
assertFormat("-10\u00B015.0", new Angle(-10.25), f);
}
/**
* Formats an object and parse the result. The format
* output is compared with the expected output.
*/
private static void assertFormat(final String expected,
final Object value,
final Format format) throws ParseException
{
final String label = value.toString();
final String text = format.format(value);
assertEquals("Formatting of \""+label+'"', expected, text);
assertEquals("Parsing of \"" +label+'"', value, format.parseObject(text));
}
/**
* Tests formatting of a 4-dimensional coordinates.
*/
@Test
public void testCoordinateFormat() {
final Date epoch = new Date(1041375600000L); // January 1st, 2003
final DefaultTemporalDatum datum = new DefaultTemporalDatum("Time", epoch);
final AbstractCRS crs = new DefaultCompoundCRS("WGS84 3D + time",
DefaultGeographicCRS.WGS84, DefaultVerticalCRS.ELLIPSOIDAL_HEIGHT,
new DefaultTemporalCRS("Time", datum, DefaultTimeCS.DAYS));
final CoordinateFormat format = new CoordinateFormat(Locale.FRANCE);
format.setCoordinateReferenceSystem(crs);
format.setTimeZone(TimeZone.getTimeZone("GMT+01:00"));
final GeneralDirectPosition position = new GeneralDirectPosition(new double[] {
23.78, -12.74, 127.9, 3.2
});
format.setDatePattern("dd MM yyyy");
assertEquals("23°46,8'E 12°44,4'S 127,9\u00A0m 04 01 2003", format.format(position));
/*
* Try a point with wrong dimension.
*/
final GeneralDirectPosition wrong = new GeneralDirectPosition(new double[] {
23.78, -12.74, 127.9, 3.2, 8.5
});
try {
assertNotNull(format.format(wrong));
fail("Excepted a mismatched dimension exception.");
} catch (MismatchedDimensionException e) {
// This is the expected dimension.
}
/*
* Try a null CRS. Should formats everything as numbers.
*/
format.setCoordinateReferenceSystem(null);
assertEquals("23,78 -12,74 127,9 3,2", format.format(position));
assertEquals("23,78 -12,74 127,9 3,2 8,5", format.format(wrong));
/*
* Try again the original CRS, but different separator.
*/
format.setCoordinateReferenceSystem(crs);
format.setTimeZone(TimeZone.getTimeZone("GMT+01:00"));
format.setSeparator("; ");
format.setDatePattern("dd MM yyyy");
assertEquals("23°46,8'E; 12°44,4'S; 127,9\u00A0m; 04 01 2003", format.format(position));
}
@Test
public void testInstanceRoundingMethod() {
double value = 2.5d;
AngleFormat af = new AngleFormat("D");
assertEquals("2", af.format(value));
af.setRoundingMethod(AngleFormat.RoundingMethod.ROUND_HALF_UP);
assertEquals("3", af.format(value));
af.setRoundingMethod(AngleFormat.RoundingMethod.ROUND_HALF_DOWN);
assertEquals("2", af.format(value));
value = 3.5d;
af.setRoundingMethod(AngleFormat.RoundingMethod.ROUND_HALF_EVEN);
assertEquals("4", af.format(value));
af = new AngleFormat("D M.m");
value = 30.45d / 60d ;
assertEquals("0 30.4", af.format(value));
af.setRoundingMethod(AngleFormat.RoundingMethod.ROUND_HALF_UP);
assertEquals("0 30.5", af.format(value));
af.setRoundingMethod(AngleFormat.RoundingMethod.ROUND_HALF_DOWN);
assertEquals("0 30.4", af.format(value));
value = 30.55d / 60d;
af.setRoundingMethod(AngleFormat.RoundingMethod.ROUND_HALF_EVEN);
assertEquals("0 30.6", af.format(value));
af = new AngleFormat("D M S.s");
value = 3661.45d / 3600d;
assertEquals("1 1 1.4", af.format(value));
af.setRoundingMethod(AngleFormat.RoundingMethod.ROUND_HALF_UP);
assertEquals("1 1 1.5", af.format(value));
af.setRoundingMethod(AngleFormat.RoundingMethod.ROUND_HALF_DOWN);
assertEquals("1 1 1.4", af.format(value));
value = 3661.55d / 3600d;
af.setRoundingMethod(AngleFormat.RoundingMethod.ROUND_HALF_EVEN);
assertEquals("1 1 1.6", af.format(value));
}
@Test
public void testSetGlobalRoundingMethod() {
double value = 3.5d;
AngleFormat af1 = new AngleFormat("D");
// set the instance rounding method for af1
af1.setRoundingMethod(AngleFormat.RoundingMethod.ROUND_HALF_DOWN);
// set the default rounding method for all future instances
AngleFormat.setDefaultRoundingMethod(AngleFormat.RoundingMethod.ROUND_HALF_UP);
AngleFormat af2 = new AngleFormat("D");
// af1 should still be using ROUND_HALF_DOWN
assertEquals("3", af1.format(value));
// af2 should be using ROUND_HALF_UP
assertEquals("4", af2.format(value));
}
@Test
public void testOverflow() {
AngleFormat af = new AngleFormat("DD MM SS.ss");
af.setRoundingMethod(AngleFormat.RoundingMethod.ROUND_HALF_EVEN);
double value = 0d;
assertEquals("00 00 00.00", af.format(value));
value = 0.001d / 3600d;
assertEquals("00 00 00.00", af.format(value));
value = 0.01d / 3600d;
assertEquals("00 00 00.01", af.format(value));
value = 59.99d / 3600d;
assertEquals("00 00 59.99", af.format(value));
value = 59.999d / 3600d;
assertEquals("00 01 00.00", af.format(value));
value = 1.5d / 60d + 29.99d / 3600d;
assertEquals("00 01 59.99", af.format(value));
value = 1.5d / 60d + 29.999d / 3600d;
assertEquals("00 02 00.00", af.format(value));
value = 0d + 59d / 60d + 59.99d / 3600d;
assertEquals("00 59 59.99", af.format(value));
value = 0d + 59d / 60d + 59.999d / 3600d;
assertEquals("01 00 00.00", af.format(value));
value = 359d + 59d / 60d + 59.99d / 3600d;
assertEquals("359 59 59.99", af.format(value));
value = 359d + 59d / 60d + 59.999d / 3600d;
assertEquals("00 00 00.00", af.format(value));
af = new AngleFormat("DD MM SS");
af.setRoundingMethod(AngleFormat.RoundingMethod.ROUND_HALF_EVEN);
value = 59d / 3600d;
assertEquals("00 00 59", af.format(value));
value = 59.9d / 3600d;
assertEquals("00 01 00", af.format(value));
value = 59d / 60d;
assertEquals("00 59 00", af.format(value));
value = 59.999d / 60d;
assertEquals("01 00 00", af.format(value));
value = 0d + 59d / 60d + 59.9d / 3600d;
assertEquals("01 00 00", af.format(value));
af = new AngleFormat("DD MM");
af.setRoundingMethod(AngleFormat.RoundingMethod.ROUND_HALF_EVEN);
value = 0d + 59d / 60d + 59.9d / 3600d;
assertEquals("01 00", af.format(value));
value = 361;
assertEquals("01 00", af.format(value));
af = new AngleFormat("DDD");
af.setRoundingMethod(AngleFormat.RoundingMethod.ROUND_HALF_EVEN);
value = 0.9999;
assertEquals("001", af.format(value));
value = 361.1111;
assertEquals("001", af.format(value));
value = 361.999;
assertEquals("002", af.format(value));
}
}