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// Test of BigDecimal constructors.
// Copyright 2012 Red Hat, Inc.
// Written by Pavel Tisnovsky <ptisnovs@redhat.com>
// This program 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.
//
// This program 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 this program; if not, write to the Free Software Foundation
// Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307 USA
// Tags: JDK1.5
package gnu.testlet.java.math.BigDecimal;
import java.math.BigDecimal;
import java.math.BigInteger;
import java.math.MathContext;
import gnu.testlet.Testlet;
import gnu.testlet.TestHarness;
/**
* Test if instance of BigDecimal class could be created
* directly from an BigInteger value.
*/
public class constructorBigInteger implements Testlet
{
/**
* Big Integer values used as a parameter passed to constructors.
*/
private static final BigInteger BIGINT_ZERO = BigInteger.ZERO;
private static final BigInteger BIGINT_ONE = BigInteger.valueOf (1);
private static final BigInteger BIGINT_TEN = BigInteger.TEN;
private static final BigInteger BIGINT_M_ONE = BigInteger.valueOf (-1);
private static final BigInteger BIGINT_LONG_VALUE = new BigInteger("123456789000");
/**
* Entry point to this test.
*/
public void test(TestHarness harness)
{
test1(harness);
test2(harness);
test3(harness);
test4(harness);
}
/**
* Constructor BigDecimal(BigInteger)
*/
public void test1(TestHarness harness)
{
harness.checkPoint("constructor BigDecimal(BigInteger)");
try {
harness.check(new BigDecimal(BIGINT_ZERO).toString (), "0");
harness.check(new BigDecimal(BIGINT_ONE).toString (), "1");
harness.check(new BigDecimal(BIGINT_TEN).toString (), "10");
harness.check(new BigDecimal(BIGINT_M_ONE).toString (), "-1");
harness.check(new BigDecimal(BIGINT_LONG_VALUE).toString (), "123456789000");
}
catch (Exception e) {
harness.fail("Exception should not be thrown here." + e);
}
}
/**
* Constructor BigDecimal(BigInteger, MathContext)
*/
public void test2(TestHarness harness)
{
harness.checkPoint("constructor BigDecimal(BigInteger, MathContext)");
try {
harness.check(new BigDecimal(BIGINT_ZERO, MathContext.UNLIMITED).toString (), "0");
harness.check(new BigDecimal(BIGINT_ONE, MathContext.UNLIMITED).toString (), "1");
harness.check(new BigDecimal(BIGINT_TEN, MathContext.UNLIMITED).toString (), "10");
harness.check(new BigDecimal(BIGINT_M_ONE, MathContext.UNLIMITED).toString (), "-1");
harness.check(new BigDecimal(BIGINT_LONG_VALUE, MathContext.UNLIMITED).toString (), "123456789000");
}
catch (Exception e) {
harness.fail("Exception should not be thrown here." + e);
}
}
/**
* Constructor BigDecimal(BigInteger, scale)
*/
public void test3(TestHarness harness)
{
harness.checkPoint("constructor BigDecimal(BigInteger, scale)");
try {
harness.check(new BigDecimal(BIGINT_ONE, 0).toString (), "1");
harness.check(new BigDecimal(BIGINT_ONE, 1).toString (), "0.1");
harness.check(new BigDecimal(BIGINT_ONE, 4).toString (), "0.0001");
harness.check(new BigDecimal(BIGINT_ONE, 10).toString (), "1E-10");
harness.check(new BigDecimal(BIGINT_ONE, -1).toString (), "1E+1");
harness.check(new BigDecimal(BIGINT_ONE, -2).toString (), "1E+2");
}
catch (Exception e) {
harness.fail("Exception should not be thrown here." + e);
}
}
/**
* Constructor BigDecimal(BigInteger, scale)
*/
public void test4(TestHarness harness)
{
harness.checkPoint("constructor BigDecimal(BigInteger, scale, MathContext)");
try {
harness.check(new BigDecimal(BIGINT_ONE, 0, MathContext.UNLIMITED).toString (), "1");
harness.check(new BigDecimal(BIGINT_ONE, 1, MathContext.UNLIMITED).toString (), "0.1");
harness.check(new BigDecimal(BIGINT_ONE, 4, MathContext.UNLIMITED).toString (), "0.0001");
harness.check(new BigDecimal(BIGINT_ONE, 10, MathContext.UNLIMITED).toString (), "1E-10");
harness.check(new BigDecimal(BIGINT_ONE, -1, MathContext.UNLIMITED).toString (), "1E+1");
harness.check(new BigDecimal(BIGINT_ONE, -2, MathContext.UNLIMITED).toString (), "1E+2");
}
catch (Exception e) {
harness.fail("Exception should not be thrown here." + e);
}
}
}
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