/*

 * 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 "runtime/arguments.hpp"

#include "unittest.hpp"

#include "utilities/globalDefinitions.hpp"

TEST(arguments, atojulong) {

  char ullong_max[32];

  int ret = jio_snprintf(ullong_max, sizeof(ullong_max), JULONG_FORMAT, ULLONG_MAX);

  ASSERT_NE(-1, ret);

  julong value;

  const char* invalid_strings[] = {

    "", "-1", "-100", " 1", "2 ", "3 2", "1.0",

    "0x4.5", "0x", "0x0x1" "0.001", "4e10", "e"

    "K", "M", "G", "1MB", "1KM", "AA", "0B",

    "18446744073709551615K", "17179869184G",

    "999999999999999999999999999999"

  };

  for (uint i = 0; i < ARRAY_SIZE(invalid_strings); i++) {

    ASSERT_FALSE(Arguments::atojulong(invalid_strings[i], &value))

        << "Invalid string '" << invalid_strings[i] << "' parsed without error.";

  }

  struct {

    const char* str;

    julong expected_value;

  } valid_strings[] = {

      { "0", 0 },

      { "4711", 4711 },

      { "1K", 1ULL * K },

      { "1k", 1ULL * K },

      { "2M", 2ULL * M },

      { "2m", 2ULL * M },

      { "4G", 4ULL * G },

      { "4g", 4ULL * G },

      { "0K", 0 },

      { ullong_max, ULLONG_MAX },

      { "0xcafebabe", 0xcafebabe },

      { "0XCAFEBABE", 0xcafebabe },

      { "0XCAFEbabe", 0xcafebabe },

      { "0x10K", 0x10 * K }

  };

  for (uint i = 0; i < ARRAY_SIZE(valid_strings); i++) {

    ASSERT_TRUE(Arguments::atojulong(valid_strings[i].str, &value))

        << "Valid string '" << valid_strings[i].str << "' did not parse.";

    ASSERT_EQ(valid_strings[i].expected_value, value);

  }

}