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https://github.com/haraldk/TwelveMonkeys.git
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Moving the rest
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Erlend Hamnaberg
+143
@@ -0,0 +1,143 @@
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package com.twelvemonkeys.imageio.metadata.exif;
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import junit.framework.TestCase;
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/**
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* RationalTestCase
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*
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* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
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* @author last modified by $Author: haraldk$
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* @version $Id: RationalTestCase.java,v 1.0 Nov 18, 2009 3:23:17 PM haraldk Exp$
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*/
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public class RationalTestCase extends TestCase {
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public void testZeroDenominator() {
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try {
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new Rational(1, 0);
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fail("IllegalArgumentException expected");
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}
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catch (IllegalArgumentException expected) {
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}
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}
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// TODO: Find a solution to this problem, as we should be able to work with it...
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public void testLongMinValue() {
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try {
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new Rational(Long.MIN_VALUE, 1);
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fail("IllegalArgumentException expected");
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}
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catch (IllegalArgumentException expected) {
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}
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try {
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new Rational(1, Long.MIN_VALUE);
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fail("IllegalArgumentException expected");
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}
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catch (IllegalArgumentException expected) {
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}
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}
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public void testEquals() {
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assertEquals(new Rational(0, 1), new Rational(0, 999));
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assertEquals(new Rational(0, 1), new Rational(0, -1));
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assertEquals(new Rational(1, 2), new Rational(1000000, 2000000));
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assertEquals(new Rational(1, -2), new Rational(-1, 2));
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Rational x = new Rational(1, -2);
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Rational y = new Rational(-1000000, 2000000);
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assertEquals(x, y);
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assertEquals(x.numerator(), y.numerator());
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assertEquals(x.denominator(), y.denominator());
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}
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public void testEqualsBoundaries() {
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assertEquals(new Rational(Long.MAX_VALUE, Long.MAX_VALUE), new Rational(1, 1));
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// NOTE: Math.abs(Long.MIN_VALUE) == Long.MIN_VALUE... :-P
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assertEquals(new Rational(Long.MIN_VALUE + 1, Long.MIN_VALUE + 1), new Rational(1, 1));
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assertEquals(new Rational(Long.MIN_VALUE + 1, Long.MAX_VALUE), new Rational(-1, 1));
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assertEquals(new Rational(Long.MAX_VALUE, Long.MIN_VALUE + 1), new Rational(-1, 1));
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}
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public void testReciprocal() {
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assertEquals(new Rational(1, 99), new Rational(99, 1).reciprocal());
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assertEquals(new Rational(-1, 1234567), new Rational(-1234567, 1).reciprocal());
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}
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public void testNegate() {
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assertEquals(new Rational(-1, 99), new Rational(1, 99).negate());
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assertEquals(new Rational(1, 1234567), new Rational(1, -1234567).negate());
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}
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public void testPlus() {
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Rational x, y;
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// 1/2 + 1/3 = 5/6
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x = new Rational(1, 2);
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y = new Rational(1, 3);
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assertEquals(new Rational(5, 6), x.plus(y));
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// 8/9 + 1/9 = 1
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x = new Rational(8, 9);
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y = new Rational(1, 9);
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assertEquals(new Rational(1, 1), x.plus(y));
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// 1/200000000 + 1/300000000 = 1/120000000
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x = new Rational(1, 200000000);
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y = new Rational(1, 300000000);
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assertEquals(new Rational(1, 120000000), x.plus(y));
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// 1073741789/20 + 1073741789/30 = 1073741789/12
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x = new Rational(1073741789, 20);
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y = new Rational(1073741789, 30);
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assertEquals(new Rational(1073741789, 12), x.plus(y));
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// x + 0 = x
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assertEquals(x, x.plus(Rational.ZERO));
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}
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public void testTimes() {
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Rational x, y;
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// 4/17 * 17/4 = 1
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x = new Rational(4, 17);
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y = new Rational(17, 4);
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assertEquals(new Rational(1, 1), x.times(y));
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// 3037141/3247033 * 3037547/3246599 = 841/961
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x = new Rational(3037141, 3247033);
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y = new Rational(3037547, 3246599);
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assertEquals(new Rational(841, 961), x.times(y));
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// x * 0 = 0
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assertEquals(Rational.ZERO, x.times(Rational.ZERO));
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}
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public void testMinus() {
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// 1/6 - -4/-8 = -1/3
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Rational x = new Rational(1, 6);
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Rational y = new Rational(-4, -8);
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assertEquals(new Rational(-1, 3), x.minus(y));
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// x - 0 = x
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assertEquals(x, x.minus(Rational.ZERO));
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}
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public void testDivides() {
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// 3037141/3247033 / 3246599/3037547 = 841/961
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Rational x = new Rational(3037141, 3247033);
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Rational y = new Rational(3246599, 3037547);
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assertEquals(new Rational(841, 961), x.divides(y));
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// 0 / x = 0
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assertEquals(Rational.ZERO, new Rational(0, 386).divides(x));
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}
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public void testDivideZero() {
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try {
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new Rational(3037141, 3247033).divides(new Rational(0, 1));
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}
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catch (ArithmeticException expected) {
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}
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}
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}
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+127
@@ -0,0 +1,127 @@
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package com.twelvemonkeys.imageio.metadata.xmp;
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import junit.framework.TestCase;
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import java.io.*;
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import java.nio.charset.UnsupportedCharsetException;
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import java.util.Arrays;
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import java.util.Collections;
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import java.util.Random;
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/**
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* XMPScannerTestCase
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*
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* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
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* @author last modified by $Author: haraldk$
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* @version $Id: XMPScannerTestCase.java,v 1.0 Nov 13, 2009 3:59:43 PM haraldk Exp$
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*/
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public class XMPScannerTestCase extends TestCase {
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static final String XMP =
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"<?xpacket begin=\"\uFEFF\" id=\"W5M0MpCehiHzreSzNTczkc9d\"?>" +
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"<x:xmpmeta xmlns:x=\"adobe:ns:meta/\" x:xmptk=\"Adobe XMP Core 4.1-c036 46.276720, Fri Nov 13 2009 15:59:43 \">\n"+
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" <rdf:RDF xmlns:rdf=\"http://www.w3.org/1999/02/22-rdf-syntax-ns#\">\n"+
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" <rdf:Description rdf:about=\"\"\n"+
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" xmlns:photoshop=\"http://ns.adobe.com/photoshop/1.0/\">\n"+
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" <photoshop:Source>twelvemonkeys.com</photoshop:Source>\n"+
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" </rdf:Description>\n"+
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" <rdf:Description rdf:about=\"\"\n"+
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" xmlns:dc=\"http://purl.org/dc/elements/1.1/\">\n"+
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" <dc:format>application/vnd.adobe.photoshop</dc:format>\n"+
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" </rdf:Description>\n"+
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" </rdf:RDF>\n"+
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"</x:xmpmeta>" +
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"<?xpacket end=\"w\"?>";
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final Random mRandom = new Random(4934638567l);
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private InputStream createRandomStream(final int pLength) {
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byte[] bytes = new byte[pLength];
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mRandom.nextBytes(bytes);
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return new ByteArrayInputStream(bytes);
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}
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private InputStream createXMPStream(final String pXMP, final String pCharsetName) {
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try {
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return new SequenceInputStream(
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Collections.enumeration(
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Arrays.asList(
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createRandomStream(79),
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new ByteArrayInputStream(pXMP.getBytes(pCharsetName)),
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createRandomStream(31)
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)
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)
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);
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}
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catch (UnsupportedEncodingException e) {
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UnsupportedCharsetException uce = new UnsupportedCharsetException(pCharsetName);
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uce.initCause(e);
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throw uce;
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}
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}
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public void testScanForUTF8() throws IOException {
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InputStream stream = createXMPStream(XMP, "UTF-8");
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Reader reader = XMPScanner.scanForXMPPacket(stream);
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assertNotNull(reader);
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}
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public void testScanForUTF8singleQuote() throws IOException {
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InputStream stream = createXMPStream(XMP, "UTF-8".replace("\"", "'"));
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Reader reader = XMPScanner.scanForXMPPacket(stream);
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assertNotNull(reader);
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}
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public void testScanForUTF16BE() throws IOException {
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InputStream stream = createXMPStream(XMP, "UTF-16BE");
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Reader reader = XMPScanner.scanForXMPPacket(stream);
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assertNotNull(reader);
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}
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public void testScanForUTF16BEsingleQuote() throws IOException {
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InputStream stream = createXMPStream(XMP, "UTF-16BE".replace("\"", "'"));
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Reader reader = XMPScanner.scanForXMPPacket(stream);
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assertNotNull(reader);
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}
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public void testScanForUTF16LE() throws IOException {
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InputStream stream = createXMPStream(XMP, "UTF-16LE");
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Reader reader = XMPScanner.scanForXMPPacket(stream);
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assertNotNull(reader);
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}
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public void testScanForUTF16LEsingleQuote() throws IOException {
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InputStream stream = createXMPStream(XMP, "UTF-16LE".replace("\"", "'"));
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Reader reader = XMPScanner.scanForXMPPacket(stream);
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assertNotNull(reader);
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}
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// TODO: Default Java installation on OS X don't seem to have UTF-32 installed. Hmmm..
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// public void testUTF32BE() throws IOException {
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// InputStream stream = createXMPStream("UTF-32BE");
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//
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// Reader reader = XMPScanner.scanForXMPPacket(stream);
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//
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// assertNotNull(reader);
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// }
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//
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// public void testUTF32LE() throws IOException {
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// InputStream stream = createXMPStream("UTF-32LE");
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//
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// Reader reader = XMPScanner.scanForXMPPacket(stream);
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//
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// assertNotNull(reader);
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// }
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}
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