1 /*
   2  * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   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 
  25 #include "precompiled.hpp"
  26 #include "classfile/symbolTable.hpp"
  27 #include "classfile/systemDictionary.hpp"
  28 #include "memory/resourceArea.hpp"
  29 #include "oops/instanceKlass.hpp"
  30 #include "unittest.hpp"
  31 
  32 // Tests InstanceKlass::package_from_name()
  33 TEST_VM(instanceKlass, null_symbol) {
  34   ResourceMark rm;
  35   TempNewSymbol package_sym = InstanceKlass::package_from_name(NULL, NULL);
  36   ASSERT_TRUE(package_sym == NULL) << "Wrong package for NULL symbol";
  37 }
  38 
  39 // Tests for InstanceKlass::is_class_loader_instance_klass() function
  40 TEST_VM(InstanceKlass, class_loader_class) {
  41   InstanceKlass* klass = SystemDictionary::ClassLoader_klass();
  42   ASSERT_TRUE(klass->is_class_loader_instance_klass());
  43 }
  44 
  45 TEST_VM(InstanceKlass, string_klass) {
  46   InstanceKlass* klass = SystemDictionary::String_klass();
  47   ASSERT_TRUE(!klass->is_class_loader_instance_klass());
  48 }