code: /*
   * Copyright (c) 2017-2018 The Regents of the University of California
   *
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are
   * met:
   *
   * 1. Redistributions of source code must retain the above copyright
   * notice, this list of conditions and the following disclaimer.
   *
   * 2. Redistributions in binary form must reproduce the above copyright
   * notice, this list of conditions and the following disclaimer in the
   * documentation and/or other materials provided with the distribution.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
   * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
   * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  package edu.berkeley.cs.jqf.fuzz.ei;
  
  import java.io.File;
  import java.util.Locale;
  
  import edu.berkeley.cs.jqf.fuzz.junit.GuidedFuzzing;
  import org.junit.runner.Result;
  
  /**
   * Entry point for fuzzing with Zest.
   *
   * @author Rohan Padhye
   */
  public class ZestDriver {
  
      public static void main(String[] args) {
          if (args.length < 2){
              System.err.println("Usage: java " + ZestDriver.class + " TEST_CLASS TEST_METHOD [OUTPUT_DIR [SEED_DIR | SEED_FILES...]]");
              System.exit(1);
          }
  
          String testClassName  = args[0];
          String testMethodName = args[1];
          String outputDirectoryName = args.length > 2 ? args[2] : "fuzz-results";
          File outputDirectory = new File(outputDirectoryName);
          File[] seedFiles = null;
          if (args.length > 3) {
              seedFiles = new File[args.length-3];
              for (int i = 3; i < args.length; i++) {
                  seedFiles[i-3] = new File(args[i]);
              }
          }
  
          try {
              // Load the guidance
              String title = testClassName+"#"+testMethodName;
              ZestGuidance guidance = null;
  
              if (seedFiles == null) {
                  guidance = new ZestGuidance(title, null, outputDirectory);
              } else if (seedFiles.length == 1 && seedFiles[0].isDirectory()) {
                  guidance = new ZestGuidance(title, null, outputDirectory, seedFiles[0]);
              } else {
                  guidance = new ZestGuidance(title, null, outputDirectory, seedFiles);
              }
  
              // To ensure correct printing of float decimal separator
              Locale.setDefault(Locale.US);
  
              // Run the Junit test
              Result res = GuidedFuzzing.run(testClassName, testMethodName, guidance, System.out);
              if (Boolean.getBoolean("jqf.logCoverage")) {
                  System.out.println(String.format("Covered %d edges.",
                          guidance.getTotalCoverage().getNonZeroCount()));
              }
              if (Boolean.getBoolean("jqf.ei.EXIT_ON_CRASH") && !res.wasSuccessful()) {
                  System.exit(3);
              }
  
          } catch (Exception e) {
              e.printStackTrace();
              System.exit(2);
          }
  
      }
  }
  