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/***** BEGIN LICENSE BLOCK *****
* Version: EPL 1.0/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Common Public
* License Version 1.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.eclipse.org/legal/cpl-v10.html
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* Copyright (C) 2001 Chad Fowler <chadfowler@chadfowler.com>
* Copyright (C) 2001 Benoit Cerrina <b.cerrina@wanadoo.fr>
* Copyright (C) 2001 Alan Moore <alan_moore@gmx.net>
* Copyright (C) 2001-2004 Jan Arne Petersen <jpetersen@uni-bonn.de>
* Copyright (C) 2002-2004 Anders Bengtsson <ndrsbngtssn@yahoo.se>
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the EPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the EPL, the GPL or the LGPL.
***** END LICENSE BLOCK *****/
package org.jruby.test;
import java.util.ArrayList;
import junit.framework.TestCase;
import org.jruby.Ruby;
import org.jruby.RubyFixnum;
import org.jruby.RubyNil;
/**
* @author chadfowler
*/
public class TestRubyNil extends TestCase {
private Ruby runtime;
private RubyNil rubyNil;
public TestRubyNil(String name) {
super(name);
}
@Override
protected void setUp() throws Exception {
super.setUp();
runtime = Ruby.newInstance();
rubyNil = (RubyNil)runtime.getNil();
}
public void testIsNil() {
assertTrue(rubyNil.isNil());
}
public void testIsFalseOrTrue() {
assertTrue(!rubyNil.isTrue());
}
public void testToI() {
assertEquals(RubyFixnum.zero(runtime), RubyNil.to_i(runtime.getCurrentContext(), rubyNil));
}
public void testToS() {
assertEquals("", RubyNil.to_s(runtime.getCurrentContext(), rubyNil).toString());
}
public void testToA() {
assertEquals(new ArrayList(), RubyNil.to_a(runtime.getCurrentContext(), rubyNil).getList());
}
public void testInspect() {
assertEquals("nil", RubyNil.inspect(rubyNil).toString());
}
public void testType() {
assertEquals("NilClass", rubyNil.type().name().toString());
}
public void testOpAnd() {
assertTrue(RubyNil.op_and(rubyNil, rubyNil).isFalse());
}
public void testOpOr() {
assertTrue(RubyNil.op_or(rubyNil, runtime.getTrue()).isTrue());
assertTrue(RubyNil.op_or(rubyNil, runtime.getFalse()).isFalse());
}
public void testOpXOr() {
assertTrue(RubyNil.op_xor(rubyNil, runtime.getTrue()).isTrue());
assertTrue(RubyNil.op_xor(rubyNil, runtime.getFalse()).isFalse());
}
}