/*

 * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

#include "precompiled.hpp"

#include "classfile/classLoader.hpp"

#include "memory/resourceArea.hpp"

#include "unittest.hpp"

// Tests ClassLoader::package_from_name()

TEST_VM(classLoader, null_class_name) {

  ResourceMark rm;

  bool bad_class_name = false;

  const char* retval= ClassLoader::package_from_name(NULL, &bad_class_name);

  ASSERT_TRUE(bad_class_name) << "Function did not set bad_class_name with NULL class name";

  ASSERT_STREQ(retval, NULL) << "Wrong package for NULL class name pointer";

}

TEST_VM(classLoader, empty_class_name) {

  ResourceMark rm;

  const char* retval = ClassLoader::package_from_name("");

  ASSERT_STREQ(retval, NULL) << "Wrong package for empty string";

}

TEST_VM(classLoader, no_slash) {

  ResourceMark rm;

  const char* retval = ClassLoader::package_from_name("L");

  ASSERT_STREQ(retval, NULL) << "Wrong package for class with no slashes";

}

TEST_VM(classLoader, just_slash) {

  ResourceMark rm;

  bool bad_class_name = false;

  const char* retval = ClassLoader::package_from_name("/", &bad_class_name);

  ASSERT_TRUE(bad_class_name) << "Function did not set bad_class_name with package of length 0";

  ASSERT_STREQ(retval, NULL) << "Wrong package for class with just slash";

}

TEST_VM(classLoader, multiple_slashes) {

  ResourceMark rm;

  const char* retval = ClassLoader::package_from_name("///");

  ASSERT_STREQ(retval, "//") << "Wrong package for class with just slashes";

}

TEST_VM(classLoader, standard_case_1) {

  ResourceMark rm;

  bool bad_class_name = true;

  const char* retval = ClassLoader::package_from_name("package/class", &bad_class_name);

  ASSERT_FALSE(bad_class_name) << "Function did not reset bad_class_name";

  ASSERT_STREQ(retval, "package") << "Wrong package for class with one slash";

}

TEST_VM(classLoader, standard_case_2) {

  ResourceMark rm;

  const char* retval = ClassLoader::package_from_name("package/folder/class");

  ASSERT_STREQ(retval, "package/folder") << "Wrong package for class with multiple slashes";

}

TEST_VM(classLoader, class_array) {

  ResourceMark rm;

  bool bad_class_name = false;

  const char* retval = ClassLoader::package_from_name("[package/class", &bad_class_name);

  ASSERT_FALSE(bad_class_name) << "Function set bad_class_name with class array";

  ASSERT_STREQ(retval, "package") << "Wrong package for class with leading bracket";

}

TEST_VM(classLoader, class_object_array) {

  ResourceMark rm;

  bool bad_class_name = false;

  const char* retval = ClassLoader::package_from_name("[Lpackage/class", &bad_class_name);

  ASSERT_TRUE(bad_class_name) << "Function did not set bad_class_name with array of class objects";

  ASSERT_STREQ(retval, NULL) << "Wrong package for class with leading '[L'";

}