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      1 /*
      2  * Copyright (C) 2016 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package art;
     18 
     19 import java.util.Arrays;
     20 import java.util.Collections;
     21 import java.util.HashSet;
     22 
     23 public class Test907 {
     24   public static void run() throws Exception {
     25     doTest();
     26   }
     27 
     28   static final String NOT_A_REAL_CLASS = "art.NotARealClass_Foo_Bar_Baz";
     29 
     30   public static void doTest() throws Exception {
     31     // Ensure some classes are loaded.
     32     A a = new A();
     33     B b = new B();
     34     A[] aArray = new A[5];
     35     int[] iArray = new int[4];
     36     Object c;
     37     Object d;
     38     try {
     39       // Cerr throws in it's clinit.
     40       c = new Cerr();
     41     } catch (Error e) { }
     42     try {
     43       d = Class.forName(NOT_A_REAL_CLASS).getDeclaredConstructor().newInstance();
     44     } catch (Exception e) {}
     45 
     46     String[] classes = getLoadedClasses();
     47     HashSet<String> classesSet = new HashSet<>(Arrays.asList(classes));
     48 
     49     String[] shouldBeLoaded = new String[] {
     50         "java.lang.Object", "java.lang.Class", "java.lang.String", "art.Test907$A",
     51         "art.Test907$B", "[Lart.Test907$A;", "[I", "art.Cerr",
     52     };
     53     String[] shouldNotBeLoaded = new String[] {
     54       "I", "J", "B", "Z", "V", "J", "F", "D", "C", "S", NOT_A_REAL_CLASS,
     55     };
     56 
     57     boolean error = false;
     58     for (String s : shouldNotBeLoaded) {
     59       if (classesSet.contains(s)) {
     60         System.out.println("Found" + s);
     61         error = true;
     62       }
     63     }
     64     for (String s : shouldBeLoaded) {
     65       if (!classesSet.contains(s)) {
     66         System.out.println("Did not find " + s);
     67         error = true;
     68       }
     69     }
     70 
     71     if (error) {
     72       System.out.println(Arrays.toString(classes));
     73     }
     74   }
     75 
     76   static class A {
     77   }
     78 
     79   static class B {
     80   }
     81 
     82   private static native String[] getLoadedClasses();
     83 }
     84