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  *          jdk.jdeps/com.sun.tools.javap
  33  * @build Wrapper toolbox.ToolBox
  34  * @run main Wrapper NoState
  35  */
  36 
  37 import com.sun.tools.javac.util.Assert;
  38 
  39 import java.io.IOException;
  40 import java.nio.file.*;
  41 import java.util.stream.Stream;
  42 
  43 public class NoState extends SJavacTester {
  44     public static void main(String... args) throws Exception {
  45         new NoState().run();
  46     }
  47 
  48     public void run() throws Exception {
  49         tb.writeFile(GENSRC.resolve("pkg/A.java"), "package pkg; class A {}");
  50         Files.createDirectory(BIN);
  51         compile("-d", BIN.toString(),
  52                 GENSRC + "/pkg/A.java");
  53 
  54         // Make sure file was compiled
  55         Assert.check(Files.exists(BIN.resolve("pkg/A.class")));
  56 
  57         // Make sure we have no other files (such as a javac_state file) in the bin directory
  58         Assert.check(countPathsInDir(BIN) == 1);
  59         Assert.check(countPathsInDir(BIN.resolve("pkg")) == 1);
  60     }
  61 
  62     private long countPathsInDir(Path dir) throws IOException {
  63         try (Stream<Path> files = Files.list(dir)) {
  64             return files.count();
  65         }
  66     }
  67 }