Mercurial > hg > graal-compiler
diff graal/com.oracle.truffle.api.dsl.test/src/com/oracle/truffle/api/dsl/test/NullTest.java @ 18760:6fa3999631d8
Truffle-DSL: added test for null
author | Christian Humer <christian.humer@gmail.com> |
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date | Mon, 29 Dec 2014 23:38:50 +0100 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/graal/com.oracle.truffle.api.dsl.test/src/com/oracle/truffle/api/dsl/test/NullTest.java Mon Dec 29 23:38:50 2014 +0100 @@ -0,0 +1,74 @@ +/* + * Copyright (c) 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.dsl.test; + +import static com.oracle.truffle.api.dsl.test.TestHelper.*; +import static org.junit.Assert.*; + +import org.junit.*; + +import com.oracle.truffle.api.dsl.*; +import com.oracle.truffle.api.dsl.test.NullTestFactory.NullTest1Factory; +import com.oracle.truffle.api.dsl.test.TypeSystemTest.TestRootNode; +import com.oracle.truffle.api.dsl.test.TypeSystemTest.ValueNode; + +public class NullTest { + + @Test + public void testGuardInvocations() { + TestRootNode<NullTest1> root = createRoot(NullTest1Factory.getInstance()); + + assertEquals("fallback", executeWith(root, (Object) null)); + assertEquals(true, executeWith(root, true)); + assertEquals(42L, executeWith(root, 42)); + assertEquals("string", executeWith(root, "s")); + assertEquals("fallback", executeWith(root, (Object) null)); + } + + @SuppressWarnings("unused") + @NodeChild("a") + abstract static class NullTest1 extends ValueNode { + + @Specialization + long s(long a) { + return a; + } + + @Specialization + boolean s(boolean a) { + return a; + } + + @Specialization + String s(String a) { + return "string"; + } + + @Fallback + Object s(Object a) { + return "fallback"; + } + + } + +}