| /* |
| * Copyright (c) 2013, 2016, 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. |
| */ |
| |
| /* |
| * @test |
| * @bug 4263768 4785453 |
| * @summary Verify that the compiler does not crash when java.lang is not available |
| * @library /tools/lib |
| * @modules jdk.compiler/com.sun.tools.javac.api |
| * jdk.compiler/com.sun.tools.javac.main |
| * @build toolbox.ToolBox toolbox.JavacTask |
| * @run main NoJavaLangTest |
| */ |
| |
| import java.nio.file.*; |
| |
| import toolbox.JavacTask; |
| import toolbox.Task; |
| import toolbox.ToolBox; |
| |
| public class NoJavaLangTest { |
| |
| private static final String noJavaLangSrc = |
| "public class NoJavaLang {\n" + |
| " private String s;\n" + |
| "\n" + |
| " public String s() {\n" + |
| " return s;\n" + |
| " }\n" + |
| "}"; |
| |
| private static final String compilerErrorMessage = |
| "Fatal Error: Unable to find package java.lang in classpath or bootclasspath"; |
| |
| public static void main(String[] args) throws Exception { |
| new NoJavaLangTest().run(); |
| } |
| |
| final ToolBox tb = new ToolBox(); |
| |
| void run() throws Exception { |
| testStandard(); |
| testBootClassPath(); |
| testModulePath(); |
| } |
| |
| // sanity check, with java.lang available |
| void testStandard() { |
| new JavacTask(tb) |
| .sources(noJavaLangSrc) |
| .run(); |
| } |
| |
| |
| // test with bootclasspath, for as long as its around |
| void testBootClassPath() { |
| String[] bcpOpts = { "-Xlint:-options", "-source", "8", "-bootclasspath", ".", "-classpath", "." }; |
| test(bcpOpts, compilerErrorMessage); |
| } |
| |
| // test with module path |
| void testModulePath() throws Exception { |
| // need to ensure there is an empty java.base to avoid different error message |
| Files.createDirectories(Paths.get("modules/java.base")); |
| new JavacTask(tb) |
| .sources("module java.base { }", |
| "package java.lang; public class Object {}") |
| .outdir("modules/java.base") |
| .run(); |
| |
| Files.delete(Paths.get("modules", "java.base", "java", "lang", "Object.class")); |
| |
| // ideally we'd have a better message for this case |
| String[] mpOpts = { "--system", "none", "--module-path", "modules" }; |
| test(mpOpts, compilerErrorMessage); |
| } |
| |
| private void test(String[] options, String expect) { |
| System.err.println("Testing " + java.util.Arrays.toString(options)); |
| |
| String out = new JavacTask(tb) |
| .options(options) |
| .sources(noJavaLangSrc) |
| .run(Task.Expect.FAIL, 3) |
| .writeAll() |
| .getOutput(Task.OutputKind.DIRECT); |
| |
| if (!out.trim().equals(expect)) { |
| throw new AssertionError("javac generated error output is not correct"); |
| } |
| |
| System.err.println("OK"); |
| } |
| |
| } |