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 {
run()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 
doTest()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 
getLoadedClasses()82   private static native String[] getLoadedClasses();
83 }
84