Mercurial > hg > graal-compiler
diff graal/com.oracle.truffle.api.dsl.test/src/com/oracle/truffle/api/dsl/test/processor/LanguageRegistrationTest.java @ 21481:bb51b9a142b3
Enforcing public, one parameter constructor for each TruffleLanguage by annotation processor and required call to super.
author | Jaroslav Tulach <jaroslav.tulach@oracle.com> |
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date | Mon, 25 May 2015 12:26:53 +0200 |
parents | |
children | f5b49d881909 b1530a6cce8c |
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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/processor/LanguageRegistrationTest.java Mon May 25 12:26:53 2015 +0200 @@ -0,0 +1,129 @@ +/* + * 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.processor; + +import com.oracle.truffle.api.TruffleLanguage; +import com.oracle.truffle.api.dsl.ExpectError; +import com.oracle.truffle.api.source.Source; +import java.io.IOException; + +public class LanguageRegistrationTest { + + @ExpectError("Registered language class must be public") + @TruffleLanguage.Registration(name = "myLang", mimeType = "text/x-my") + private static final class MyLang { + } + + @ExpectError("Registered language inner-class must be static") + @TruffleLanguage.Registration(name = "myLangNonStatic", mimeType = "text/x-my") + public final class MyLangNonStatic { + } + + @ExpectError("Registered language class must subclass TruffleLanguage") + @TruffleLanguage.Registration(name = "myLang", mimeType = "text/x-my") + public static final class MyLangNoSubclass { + } + + @ExpectError("Language must have a public constructor accepting TruffleLanguage.Env as parameter") + @TruffleLanguage.Registration(name = "myLangNoCnstr", mimeType = "text/x-my") + public static final class MyLangWrongConstr extends TruffleLanguage { + private MyLangWrongConstr() { + super(null); + } + + @Override + protected Object eval(Source code) throws IOException { + return null; + } + + @Override + protected Object findExportedSymbol(String globalName) { + return null; + } + + @Override + protected Object getLanguageGlobal() { + return null; + } + + @Override + protected boolean isObjectOfLanguage(Object object) { + return false; + } + } + + @ExpectError("Language must have a public constructor accepting TruffleLanguage.Env as parameter") + @TruffleLanguage.Registration(name = "myLangNoCnstr", mimeType = "text/x-my") + public static final class MyLangNoConstr extends TruffleLanguage { + public MyLangNoConstr() { + super(null); + } + + @Override + protected Object eval(Source code) throws IOException { + return null; + } + + @Override + protected Object findExportedSymbol(String globalName) { + return null; + } + + @Override + protected Object getLanguageGlobal() { + return null; + } + + @Override + protected boolean isObjectOfLanguage(Object object) { + return false; + } + } + + @TruffleLanguage.Registration(name = "myLangGood", mimeType = "text/x-my") + public static final class MyLangGood extends TruffleLanguage { + public MyLangGood(TruffleLanguage.Env env) { + super(env); + } + + @Override + protected Object eval(Source code) throws IOException { + return null; + } + + @Override + protected Object findExportedSymbol(String globalName) { + return null; + } + + @Override + protected Object getLanguageGlobal() { + return null; + } + + @Override + protected boolean isObjectOfLanguage(Object object) { + return false; + } + } +}