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// Test of the method BigDecimal.shortValueExact()
// 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
package gnu.testlet.java.math.BigDecimal;
import java.math.BigDecimal;
import gnu.testlet.Testlet;
import gnu.testlet.TestHarness;
/**
* Check for method BigDecimal.shortValueExact()
*/
public class shortValueExact implements Testlet
{
/**
* Entry point to this test.
*/
public void test(TestHarness harness)
{
// simple conversions
harness.check((0) == (new BigDecimal("0")).shortValueExact());
harness.check((1) == (new BigDecimal("1")).shortValueExact());
harness.check((99) == (new BigDecimal("99")).shortValueExact());
harness.check((100) == (new BigDecimal("100")).shortValueExact());
harness.check((127) == (new BigDecimal("127")).shortValueExact());
harness.check((-127) == (new BigDecimal("-127")).shortValueExact());
harness.check((128) == (new BigDecimal("128")).shortValueExact());
harness.check((-128) == (new BigDecimal("-128")).shortValueExact());
harness.check((32767) == (new BigDecimal("32767")).shortValueExact());
harness.check((-32768) == (new BigDecimal("-32768")).shortValueExact());
// overflow/underflow
testException(harness, "32768");
testException(harness, "32769");
testException(harness, "32770");
testException(harness, "65535");
testException(harness, "65536");
// truncation
testException(harness, "100.1");
testException(harness, "100.9");
}
/**
* Check if exception is thrown during exact conversion to a short.
*/
private void testException(TestHarness harness, String numberStr)
{
try {
new BigDecimal(numberStr).shortValueExact();
harness.fail("ArithmeticException not thrown as expected for the number: " + numberStr + "!");
}
catch (ArithmeticException e) {
// ok
}
}
}
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