1 /*
   2  * Copyright (c) 2013, 2015, 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 import java.util.List;
  25 import java.util.Collections;
  26 import java.util.ArrayList;
  27 
  28 import java.io.File;
  29 import java.io.Writer;
  30 import java.io.FileWriter;
  31 import java.io.IOException;
  32 import java.io.BufferedReader;
  33 
  34 import java.nio.file.Files;
  35 import java.nio.file.Paths;
  36 import java.nio.file.StandardCopyOption;
  37 import java.nio.charset.Charset;
  38 
  39 import jdk.test.lib.JDKToolFinder;
  40 import jdk.test.lib.OutputAnalyzer;
  41 
  42 public abstract class CtwTest {
  43     protected final String[] shouldContain;
  44     protected CtwTest(String[] shouldContain) {
  45         this.shouldContain = shouldContain;
  46     }
  47 
  48     public void run(String[] args) throws Exception {
  49         if (args.length == 0) {
  50             throw new Error("args is empty");
  51         }
  52         switch (args[0]) {
  53             case "prepare":
  54                 prepare();
  55                 break;
  56             case "check":
  57                 check(args);
  58                 break;
  59             default:
  60                 throw new Error("unregonized action -- " + args[0]);
  61         }
  62     }
  63 
  64     protected void prepare() throws Exception { }
  65 
  66     protected void check(String[] args) throws Exception  {
  67         if (args.length < 2) {
  68             throw new Error("logfile isn't specified");
  69         }
  70         String logfile = args[1];
  71         try (BufferedReader r = Files.newBufferedReader(Paths.get(logfile),
  72                 Charset.defaultCharset())) {
  73             OutputAnalyzer output = readOutput(r);
  74            for (String test : shouldContain) {
  75                 output.shouldContain(test);
  76             }
  77         }
  78     }
  79 
  80     private static OutputAnalyzer readOutput(BufferedReader reader)
  81             throws IOException {
  82         StringBuilder builder = new StringBuilder();
  83         String eol = String.format("%n");
  84         String line;
  85 
  86         while ((line = reader.readLine()) != null) {
  87             builder.append(line);
  88             builder.append(eol);
  89         }
  90         return new OutputAnalyzer(builder.toString(), "");
  91     }
  92 
  93     protected void dump(OutputAnalyzer output, String name) {
  94         try (Writer w = new FileWriter(name + ".out")) {
  95             String s = output.getStdout();
  96             w.write(s, s.length(), 0);
  97         } catch (IOException io) {
  98             io.printStackTrace();
  99         }
 100         try (Writer w = new FileWriter(name + ".err")) {
 101             String s = output.getStderr();
 102             w.write(s, s.length(), 0);
 103         } catch (IOException io) {
 104             io.printStackTrace();
 105         }
 106     }
 107 
 108     protected ProcessBuilder createJarProcessBuilder(String... command)
 109             throws Exception {
 110         String javapath = JDKToolFinder.getJDKTool("jar");
 111 
 112         ArrayList<String> args = new ArrayList<>();
 113         args.add(javapath);
 114         Collections.addAll(args, command);
 115 
 116         return new ProcessBuilder(args.toArray(new String[args.size()]));
 117     }
 118 }