Mercurial > hg > truffle
diff graal/com.oracle.truffle.api.test/src/com/oracle/truffle/api/test/utilities/NeverValidAssumptionTest.java @ 17057:d51c097cca37
Truffle: Add NeverValidAssumption.
author | Chris Seaton <chris.seaton@oracle.com> |
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date | Sat, 06 Sep 2014 17:19:13 +0100 |
parents | |
children | e9c8742148c1 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/graal/com.oracle.truffle.api.test/src/com/oracle/truffle/api/test/utilities/NeverValidAssumptionTest.java Sat Sep 06 17:19:13 2014 +0100 @@ -0,0 +1,59 @@ +/* + * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code 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 + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ +package com.oracle.truffle.api.test.utilities; + +import static org.junit.Assert.*; + +import org.junit.*; + +import com.oracle.truffle.api.nodes.*; +import com.oracle.truffle.api.utilities.*; + +public class NeverValidAssumptionTest { + + @Test + public void testCheck() { + final NeverValidAssumption assumption = NeverValidAssumption.INSTANCE; + + try { + assumption.check(); + fail(); + } catch (InvalidAssumptionException e) { + } catch (Exception e) { + fail(); + } + } + + @Test + public void testIsValid() { + final NeverValidAssumption assumption = NeverValidAssumption.INSTANCE; + assertFalse(assumption.isValid()); + } + + @Test(expected = UnsupportedOperationException.class) + public void testCannotInvalidate() { + final NeverValidAssumption assumption = NeverValidAssumption.INSTANCE; + assumption.invalidate(); + } + +}