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// Tags: JDK1.2
// Copyright (C) 2004 David Gilbert <david.gilbert@object-refinery.com>
// This file is part of Mauve.
// Mauve 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, or (at your option)
// any later version.
// Mauve 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 Mauve; see the file COPYING. If not, write to
// the Free Software Foundation, 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA. */
package gnu.testlet.java.util.Collections;
import gnu.testlet.TestHarness;
import gnu.testlet.Testlet;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
public class fill implements Testlet
{
public void test(TestHarness harness)
{
List list = new ArrayList();
// fill empty list
Collections.fill(list, "X");
harness.check(list.isEmpty());
// fill a list with 1 item
list.add("A");
Collections.fill(list, "X");
harness.check(list.get(0).equals("X"));
// fill a list with multiple items
list = new ArrayList();
list.add("A"); list.add("B"); list.add("C");
Collections.fill(list, "X");
harness.check(list.get(0).equals("X"));
harness.check(list.get(1).equals("X"));
harness.check(list.get(2).equals("X"));
// test null argument 1
boolean pass = false;
try
{
Collections.fill(null, "X");
}
catch (NullPointerException e)
{
pass = true;
}
harness.check(pass);
// test null argument 2
Collections.fill(list, null);
harness.check(list.get(0) == null);
harness.check(list.get(1) == null);
harness.check(list.get(2) == null);
// try read-only destination
list = new ArrayList(); list.add("A"); list.add("B");
list = Collections.unmodifiableList(list);
pass = false;
try
{
Collections.fill(list, "X");
}
catch (UnsupportedOperationException e)
{
pass = true;
}
harness.check(pass);
}
}
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