1 /*
   2  * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @summary Test --no-state option
  27  * @bug 8135131
  28   * @library /tools/lib
  29  * @modules jdk.compiler/com.sun.tools.javac.api
  30  *          jdk.compiler/com.sun.tools.javac.main
  31  *          jdk.compiler/com.sun.tools.sjavac
  32  * @build Wrapper toolbox.ToolBox toolbox.Assert
  33  * @run main Wrapper NoState
  34  */
  35 
  36 import java.io.IOException;
  37 import java.nio.file.*;
  38 import java.util.stream.Stream;
  39 
  40 import toolbox.Assert;
  41 
  42 public class NoState extends SJavacTester {
  43     public static void main(String... args) throws Exception {
  44         new NoState().run();
  45     }
  46 
  47     public void run() throws Exception {
  48         tb.writeFile(GENSRC.resolve("pkg/A.java"), "package pkg; class A {}");
  49         Files.createDirectory(BIN);
  50         compile("-d", BIN.toString(),
  51                 GENSRC + "/pkg/A.java");
  52 
  53         // Make sure file was compiled
  54         Assert.check(Files.exists(BIN.resolve("pkg/A.class")));
  55 
  56         // Make sure we have no other files (such as a javac_state file) in the bin directory
  57         Assert.check(countPathsInDir(BIN) == 1);
  58         Assert.check(countPathsInDir(BIN.resolve("pkg")) == 1);
  59     }
  60 
  61     private long countPathsInDir(Path dir) throws IOException {
  62         try (Stream<Path> files = Files.list(dir)) {
  63             return files.count();
  64         }
  65     }
  66 }