content: /*
   * Copyright (C) 2009 The Android Open Source Project
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  import other.Mutant;
  import other.InaccessibleClass;
  import other.InaccessibleMethod;
  
  /**
   * Test some problematic situations that the verifier detects.
   */
  public class Main {
      public static final boolean VERBOSE = false;
  
      public static void main(String[] args) {
          testClassNewInstance();
          testMissingStuff();
          testBadAccess();
      }
  
      /**
       * Try to create a new instance of an abstract class.
       */
      static void testClassNewInstance() {
          try {
              MaybeAbstract ma = new MaybeAbstract();
              System.err.println("ERROR: MaybeAbstract succeeded unexpectedly");
          } catch (InstantiationError ie) {
              System.out.println("Got expected InstantationError");
              if (VERBOSE) System.out.println("--- " + ie);
          } catch (Exception ex) {
              System.err.println("Got unexpected MaybeAbstract failure");
          }
      }
  
      /**
       * Test stuff that disappears.
       */
      static void testMissingStuff() {
          Mutant mutant = new Mutant();
  
          try {
              int x = mutant.disappearingField;
          } catch (NoSuchFieldError nsfe) {
              System.out.println("Got expected NoSuchFieldError");
              if (VERBOSE) System.out.println("--- " + nsfe);
          }
  
          try {
              int y = Mutant.disappearingStaticField;
          } catch (NoSuchFieldError nsfe) {
              System.out.println("Got expected NoSuchFieldError");
              if (VERBOSE) System.out.println("--- " + nsfe);
          }
  
          try {
              mutant.disappearingMethod();
          } catch (NoSuchMethodError nsme) {
              System.out.println("Got expected NoSuchMethodError");
              if (VERBOSE) System.out.println("--- " + nsme);
          }
  
          try {
              Mutant.disappearingStaticMethod();
          } catch (NoSuchMethodError nsme) {
              System.out.println("Got expected NoSuchMethodError");
              if (VERBOSE) System.out.println("--- " + nsme);
          }
      }
  
      /**
       * Test stuff that becomes inaccessible.
       */
      static void testBadAccess() {
          Mutant mutant = new Mutant();
  
          try {
              int x = mutant.inaccessibleField;
              System.err.println("ERROR: bad access succeeded (ifield)");
          } catch (IllegalAccessError iae) {
              System.out.println("Got expected IllegalAccessError (ifield)");
              if (VERBOSE) System.out.println("--- " + iae);
          }
  
          try {
              int y = Mutant.inaccessibleStaticField;
              System.err.println("ERROR: bad access succeeded (sfield)");
          } catch (IllegalAccessError iae) {
              System.out.println("Got expected IllegalAccessError (sfield)");
              if (VERBOSE) System.out.println("--- " + iae);
          }
  
          try {
              mutant.inaccessibleMethod();
              System.err.println("ERROR: bad access succeeded (method)");
          } catch (IllegalAccessError iae) {
              System.out.println("Got expected IllegalAccessError (method)");
              if (VERBOSE) System.out.println("--- " + iae);
          }
  
          try {
              Mutant.inaccessibleStaticMethod();
              System.err.println("ERROR: bad access succeeded (smethod)");
          } catch (IllegalAccessError iae) {
              System.out.println("Got expected IllegalAccessError (smethod)");
              if (VERBOSE) System.out.println("--- " + iae);
          }
  
          try {
              /* accessible static method in an inaccessible class */
              InaccessibleClass.test();
              System.err.println("ERROR: bad meth-class access succeeded (meth-class)");
          } catch (IllegalAccessError iae) {
              System.out.println("Got expected IllegalAccessError (meth-class)");
              if (VERBOSE) System.out.println("--- " + iae);
          }
  
          try {
              /* accessible static field in an inaccessible class */
              int blah = InaccessibleClass.blah;
              System.err.println("ERROR: bad field-class access succeeded (field-class)");
          } catch (IllegalAccessError iae) {
              System.out.println("Got expected IllegalAccessError (field-class)");
              if (VERBOSE) System.out.println("--- " + iae);
          }
  
          try {
              /* inaccessible static method in an accessible class */
              InaccessibleMethod.test();
              System.err.println("ERROR: bad access succeeded (meth-meth)");
          } catch (IllegalAccessError iae) {
              System.out.println("Got expected IllegalAccessError (meth-meth)");
              if (VERBOSE) System.out.println("--- " + iae);
          }
      }
  }
  