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added test for BigFraction serialization

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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@795900 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Luc Maisonobe 2009-07-20 16:27:45 +00:00
parent 56b70eb138
commit d1d32776df
2 changed files with 15 additions and 3 deletions
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6
src/java/org/apache/commons/math/fraction/BigFraction.java
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@ -31,9 +31,9 @@ import org.apache.commons.math.util.MathUtils;
* @version $Revision$ $Date$
* @since 2.0
*/
public class BigFraction extends Number implements FieldElement<BigFraction>, Comparable<BigFraction>, Serializable {
// TODO: Add Serializable documentation
// TODO: Check Serializable implementation
public class BigFraction
extends Number
implements FieldElement<BigFraction>, Comparable<BigFraction>, Serializable {
/** A fraction representing "2 / 1". */
public static final BigFraction TWO = new BigFraction(2);

12
src/test/org/apache/commons/math/fraction/BigFractionTest.java
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@ -20,6 +20,7 @@ import java.math.BigDecimal;
import java.math.BigInteger;
import org.apache.commons.math.ConvergenceException;
import org.apache.commons.math.TestUtils;
import junit.framework.TestCase;
@ -550,4 +551,15 @@ public class BigFractionTest extends TestCase {
assertEquals(new BigFraction(1594323, 8192), new BigFraction(2, 3).pow(BigInteger.valueOf(-13l)));
}
public void testSerial() throws FractionConversionException {
BigFraction[] fractions = {
new BigFraction(3, 4), BigFraction.ONE, BigFraction.ZERO,
new BigFraction(17), new BigFraction(Math.PI, 1000),
new BigFraction(-5, 2)
};
for (BigFraction fraction : fractions) {
assertEquals(fraction, TestUtils.serializeAndRecover(fraction));
}
}
}