| /* |
| * Copyright (c) 2014, 2015, 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 8050106 |
| * @summary JavaCompiler relies on inappropriate result from comparison |
| * @modules jdk.compiler/com.sun.tools.javac.code |
| * jdk.compiler/com.sun.tools.javac.jvm |
| */ |
| |
| import java.io.*; |
| import java.util.*; |
| import com.sun.tools.javac.code.Source; |
| import com.sun.tools.javac.jvm.Target; |
| |
| public class SourceTargetTest { |
| public static void main(String... args) throws Exception { |
| SourceTargetTest t = new SourceTargetTest(); |
| t.run(); |
| } |
| |
| public void run() throws Exception { |
| try (FileWriter out = new FileWriter("C.java")) { |
| out.write("class C { }"); |
| } |
| |
| for (Source s: Source.values()) { |
| test(s, null, "source", getKind(s, Source.MIN)); |
| } |
| |
| for (Target t: Target.values()) { |
| test(Source.values()[0], t, "target", getKind(t, Target.MIN)); |
| } |
| |
| if (errors > 0) |
| throw new Exception(errors + " errors occurred"); |
| } |
| |
| void test(Source s, Target t, String select, Kind kind) { |
| System.err.println("Test: source:" + s + ", target:" + t + " " + select + " " + kind); |
| List<String> args = new ArrayList<>(); |
| args.add("-XDrawDiagnostics"); |
| args.add("-source"); |
| args.add(s.name); |
| if (t != null) { |
| args.add("-target"); |
| args.add(t.name); |
| } |
| args.add("C.java"); |
| |
| StringWriter sw = new StringWriter(); |
| PrintWriter pw = new PrintWriter(sw); |
| int rc = com.sun.tools.javac.Main.compile(args.toArray(new String[args.size()]), pw); |
| pw.close(); |
| String out = sw.toString(); |
| System.err.print(out); |
| |
| switch (kind) { |
| case INVALID: |
| check(out, "removed." + select, true); |
| check(out, "obsolete." + select, false); |
| break; |
| |
| case OBSOLETE: |
| check(out, "removed." + select, false); |
| check(out, "obsolete." + select, true); |
| break; |
| |
| case VALID: |
| check(out, "removed." + select, false); |
| check(out, "obsolete." + select, false); |
| break; |
| } |
| |
| System.err.println(); |
| } |
| |
| enum Kind { INVALID, OBSOLETE, VALID }; |
| |
| <T extends Comparable<T>> Kind getKind(T t1, T t2) { |
| if (t1.compareTo(t2) < 0) |
| return Kind.INVALID; |
| else if (t1 == t2) |
| return Kind.OBSOLETE; |
| else |
| return Kind.VALID; |
| } |
| |
| void check(String out, String text, boolean expect) { |
| if (out.contains(text) == expect) { |
| if (expect) |
| System.err.println("expected string found: " + text); |
| else |
| System.err.println("string not found, as expected: " + text); |
| } else { |
| if (expect) |
| error("expected string not found: " + text); |
| else |
| error("unexpected string found: " + text); |
| } |
| } |
| |
| void error(String msg) { |
| System.err.println("error: " + msg); |
| errors++; |
| } |
| |
| int errors; |
| } |