001/*
002 * Copyright (c) 2014, 2014, Oracle and/or its affiliates. All rights reserved.
003 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
004 *
005 * This code is free software; you can redistribute it and/or modify it
006 * under the terms of the GNU General Public License version 2 only, as
007 * published by the Free Software Foundation.
008 *
009 * This code is distributed in the hope that it will be useful, but WITHOUT
010 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
011 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
012 * version 2 for more details (a copy is included in the LICENSE file that
013 * accompanied this code).
014 *
015 * You should have received a copy of the GNU General Public License version
016 * 2 along with this work; if not, write to the Free Software Foundation,
017 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
018 *
019 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
020 * or visit www.oracle.com if you need additional information or have any
021 * questions.
022 */
023package com.oracle.graal.nodes.test;
024
025import jdk.internal.jvmci.meta.*;
026
027import org.junit.*;
028
029import com.oracle.graal.compiler.common.type.*;
030
031public class ObjectStampTest extends AbstractObjectStampTest {
032    @Test
033    public void testInterfaceTrust0() {
034        Stamp notTrusted = StampFactory.declared(getType(I.class));
035        Assert.assertEquals(StampFactory.object(), notTrusted);
036    }
037
038    private interface TrustedI extends TrustedInterface {
039
040    }
041
042    @Test
043    public void testInterfaceTrust1() {
044        Stamp trusted = StampFactory.declared(getType(TrustedI.class));
045        Assert.assertNotEquals(StampFactory.object(), trusted);
046        Assert.assertTrue("Should be an AbstractObjectStamp", trusted instanceof AbstractObjectStamp);
047        AbstractObjectStamp trustedObjectStamp = (AbstractObjectStamp) trusted;
048        Assert.assertNotNull(trustedObjectStamp.type());
049        Assert.assertTrue("Should be an interface", trustedObjectStamp.type().isInterface());
050    }
051}