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test/testlibrary_tests/ctw/CtwTest.java

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rev 12487 : 8172149: CTW library should call System::exit
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   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.process.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         }


   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.Arrays;
  25 import java.util.List;
  26 import java.util.Collections;
  27 import java.util.ArrayList;
  28 
  29 import java.io.File;
  30 import java.io.Writer;
  31 import java.io.FileWriter;
  32 import java.io.IOException;
  33 import java.io.BufferedReader;
  34 
  35 import java.nio.file.Files;
  36 import java.nio.file.Paths;
  37 import java.nio.file.StandardCopyOption;
  38 import java.nio.charset.Charset;
  39 
  40 import jdk.test.lib.JDKToolFinder;
  41 import jdk.test.lib.process.OutputAnalyzer;
  42 import jdk.test.lib.process.ProcessTools;
  43 
  44 public abstract class CtwTest {
  45     private static final String LOG_FILE = "ctw.log";
  46     private static final String[] CTW_COMMAND = {
  47         "-Xbootclasspath/a:.",
  48         "-XX:+UnlockDiagnosticVMOptions",
  49         "-XX:+WhiteBoxAPI",
  50         "-Dsun.hotspot.tools.ctw.logfile=" + LOG_FILE,
  51                 "--add-exports", "java.base/jdk.internal.jimage=ALL-UNNAMED",
  52                 "--add-exports", "java.base/jdk.internal.misc=ALL-UNNAMED",
  53                 "--add-exports", "java.base/jdk.internal.reflect=ALL-UNNAMED",
  54         sun.hotspot.tools.ctw.CompileTheWorld.class.getName(),
  55     };
  56     protected final String[] shouldContain;
  57     protected CtwTest(String[] shouldContain) {
  58         this.shouldContain = shouldContain;
  59     }
  60 
  61     public void run(String[] args) throws Exception {
  62         if (args.length == 0) {
  63             throw new Error("args is empty");
  64         }
  65         switch (args[0]) {
  66             case "prepare":
  67                 prepare();
  68                 break;
  69             case "check":
  70                 check();
  71                 break;
  72             case "compile":
  73                 compile(args);
  74                 break;
  75             default:
  76                 throw new Error("unregonized action -- " + args[0]);
  77         }
  78     }
  79 
  80     protected void prepare() throws Exception { }
  81 
  82     protected void check() throws Exception  {
  83         try (BufferedReader r = Files.newBufferedReader(Paths.get(LOG_FILE),




  84                 Charset.defaultCharset())) {
  85             OutputAnalyzer output = readOutput(r);
  86             for (String test : shouldContain) {
  87                 output.shouldContain(test);
  88             }
  89         }
  90     }
  91 
  92     protected void compile(String[] args) throws Exception {
  93         // concat CTW_COMMAND and args w/o 0th element
  94         String[] cmd = Arrays.copyOf(CTW_COMMAND, CTW_COMMAND.length + args.length - 1);
  95         System.arraycopy(args, 1, cmd, CTW_COMMAND.length, args.length - 1);
  96 
  97         ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(true, cmd);
  98         OutputAnalyzer output = new OutputAnalyzer(pb.start());
  99         dump(output, "compile");
 100         output.shouldHaveExitValue(0);
 101     }
 102 
 103     private static OutputAnalyzer readOutput(BufferedReader reader)
 104             throws IOException {
 105         StringBuilder builder = new StringBuilder();
 106         String eol = String.format("%n");
 107         String line;
 108 
 109         while ((line = reader.readLine()) != null) {
 110             builder.append(line);
 111             builder.append(eol);
 112         }
 113         return new OutputAnalyzer(builder.toString(), "");
 114     }
 115 
 116     protected void dump(OutputAnalyzer output, String name) {
 117         try (Writer w = new FileWriter(name + ".out")) {
 118             String s = output.getStdout();
 119             w.write(s, s.length(), 0);
 120         } catch (IOException io) {
 121             io.printStackTrace();
 122         }
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