org.jopendocument.dom.LengthUnitTest Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of jOpenDocument Show documentation
Show all versions of jOpenDocument Show documentation
jOpenDocument is a free library for developers looking to use
Open Document files without OpenOffice.org.
The newest version!
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright 2008-2013 jOpenDocument, by ILM Informatique. All rights reserved.
*
* The contents of this file are subject to the terms of the GNU
* General Public License Version 3 only ("GPL").
* You may not use this file except in compliance with the License.
* You can obtain a copy of the License at http://www.gnu.org/licenses/gpl-3.0.html
* See the License for the specific language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each file.
*
*/
package org.jopendocument.dom;
import org.jopendocument.util.Tuple2;
import java.math.BigDecimal;
import junit.framework.TestCase;
public class LengthUnitTest extends TestCase {
public void testParseLength() throws Exception {
assertEquals(Tuple2.create(new BigDecimal("15.2"), LengthUnit.CM), LengthUnit.parseLength("15.2cm"));
testPositiveLength("-15.2cm", true);
testPositiveLength("-15.2cm", false);
testPositiveLength("-0cm", true);
testPositiveLength("0cm", true);
// positive or zero
assertEquals(BigDecimal.ZERO, LengthUnit.parsePositiveLength("0cm", LengthUnit.MM, false).stripTrailingZeros());
// whatever the unit (use compareTo() to compare the value and not some other attribute)
assertEquals(BigDecimal.ZERO.compareTo(LengthUnit.parsePositiveLength("0cm", LengthUnit.INCH, false)), 0);
assertEquals(new BigDecimal("152").compareTo(LengthUnit.parsePositiveLength("15.2cm", LengthUnit.MM, true)), 0);
assertEquals(new BigDecimal("152"), LengthUnit.parseLength("15.2cm", LengthUnit.MM).stripTrailingZeros());
assertEquals(new BigDecimal("1.52"), LengthUnit.parseLength("15.2mm", LengthUnit.CM).stripTrailingZeros());
assertEquals(new BigDecimal("2.54"), LengthUnit.parseLength("1in", LengthUnit.CM).stripTrailingZeros());
assertEquals(new BigDecimal("1"), LengthUnit.parseLength("72pt", LengthUnit.INCH).stripTrailingZeros());
assertEquals(new BigDecimal("2"), LengthUnit.parseLength("12pc", LengthUnit.INCH).stripTrailingZeros());
}
private void testPositiveLength(String l, boolean strict) {
try {
LengthUnit.parsePositiveLength(l, LengthUnit.CM, strict);
fail("A length is positive");
} catch (Exception e) {
// ok
}
}
public void testFormat() throws Exception {
// assert that we use a plain string without exponent
final BigDecimal bigDec = new BigDecimal("123.45678909E+10");
assertTrue(bigDec.toString().endsWith("E+12"));
assertEquals("1234567890900cm", LengthUnit.CM.format(bigDec));
// assert that we don't use BigDecimal internally (otherwise we would have the exact
// approximation of 2.357f, e.g. 2.3570001125335693)
assertEquals("2.357cm", LengthUnit.CM.format(2.357f));
}
}