polardbxengine/unittest/gunit/initialize_password-t.cc

/* Copyright (c) 2015, 2019, Oracle and/or its affiliates. All rights reserved.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License, version 2.0,
   as published by the Free Software Foundation.

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   as designated in a particular file or component or in included license
   documentation.  The authors of MySQL hereby grant you an additional
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   separately licensed software that they have included with MySQL.

   This program 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 2.0, for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA */

#include "my_config.h"

#include <gtest/gtest.h>

#include "sql/sql_initialize.cc"

namespace initialize_password_unittest {

static const char *null_s = NULL;

TEST(initialize_password, random_pwd_10chars) {
  char pass[12];
  static const char chars[] = LOWCHARS SYMCHARS UPCHARS NUMCHARS;

  memset(pass, 0, sizeof(pass));
  bool failed = ::generate_password(&pass[1], 10);
  pass[11] = 0;

  EXPECT_EQ(failed, false);
  EXPECT_EQ(pass[0], 0);
  for (char *ptr = &pass[1]; *ptr; ptr++) {
    const char *s = strchr(chars, *ptr);
    EXPECT_NE(s, null_s);
  }
}

TEST(initialize_password, random_pwd_0) {
  char pass[11];

  memset(pass, 0, sizeof(pass));
  bool failed = ::generate_password(&pass[1], 0);
  EXPECT_EQ(failed, false);

  for (unsigned inx = 0; inx < sizeof(pass); inx++) EXPECT_EQ(pass[inx], 0);
}

TEST(initialize_password, random_pwd_1) {
  char pass[11];
  static const char chars[] = LOWCHARS SYMCHARS UPCHARS NUMCHARS;

  memset(pass, 0, sizeof(pass));
  bool failed = ::generate_password(&pass[1], 1);
  EXPECT_EQ(failed, false);

  EXPECT_EQ(pass[0], 0);

  const char *s = strchr(chars, pass[1]);
  EXPECT_NE(s, null_s);

  for (unsigned inx = 2; inx < sizeof(pass); inx++) EXPECT_EQ(pass[inx], 0);
}

TEST(initialize_password, random_pwd_2) {
  char pass[11];
  static const char chars[] = LOWCHARS SYMCHARS UPCHARS NUMCHARS;
  unsigned inx;

  memset(pass, 0, sizeof(pass));
  bool failed = ::generate_password(&pass[1], 2);

  EXPECT_EQ(failed, false);
  EXPECT_EQ(pass[0], 0);

  for (inx = 0; inx < 2; inx++) {
    const char *s = strchr(chars, pass[1 + inx]);
    EXPECT_NE(s, null_s);
  }

  for (inx = 3; inx < sizeof(pass); inx++) EXPECT_EQ(pass[inx], 0);
}

TEST(initialize_password, random_pwd_3) {
  char pass[11];
  static const char chars[] = LOWCHARS SYMCHARS UPCHARS NUMCHARS;
  unsigned inx;

  memset(pass, 0, sizeof(pass));
  bool failed = ::generate_password(&pass[1], 3);
  EXPECT_EQ(failed, false);

  EXPECT_EQ(pass[0], 0);

  for (inx = 0; inx < 3; inx++) {
    const char *s = strchr(chars, pass[1 + inx]);
    EXPECT_NE(s, null_s);
  }

  for (inx = 4; inx < sizeof(pass); inx++) EXPECT_EQ(pass[inx], 0);
}

TEST(initialize_password, random_pwd_4) {
  char pass[11];
  static const char chars[] = LOWCHARS SYMCHARS UPCHARS NUMCHARS;
  unsigned inx;

  memset(pass, 0, sizeof(pass));
  bool failed = ::generate_password(&pass[1], 4);
  EXPECT_EQ(failed, false);

  EXPECT_EQ(pass[0], 0);

  for (inx = 0; inx < 4; inx++) {
    const char *s = strchr(chars, pass[1 + inx]);
    EXPECT_NE(s, null_s);
  }

  for (inx = 5; inx < sizeof(pass); inx++) EXPECT_EQ(pass[inx], 0);
}

TEST(initialize_password, strong_pwd_10_chars) {
  char pass[12];
  static const char chars[] = LOWCHARS SYMCHARS UPCHARS NUMCHARS;
  static const char low_chars[] = LOWCHARS;
  static const char up_chars[] = UPCHARS;
  static const char sym_chars[] = SYMCHARS;
  static const char num_chars[] = NUMCHARS;
  bool had_low = false, had_up = false, had_sym = false, had_num = false;

  memset(pass, 0, sizeof(pass));
  bool failed = ::generate_password(&pass[1], 10);
  EXPECT_EQ(failed, false);

  EXPECT_EQ(pass[0], 0);
  EXPECT_EQ(pass[11], 0);
  for (char *ptr = &pass[1]; *ptr; ptr++) {
    const char *s = strchr(chars, *ptr);
    EXPECT_NE(s, null_s);

    if (!had_low && NULL != strchr(low_chars, *ptr))
      had_low = true;
    else if (!had_up && NULL != strchr(up_chars, *ptr))
      had_up = true;
    else if (!had_sym && NULL != strchr(sym_chars, *ptr))
      had_sym = true;
    else if (!had_num && NULL != strchr(num_chars, *ptr))
      had_num = true;
  }

  EXPECT_EQ(had_low, true);
  EXPECT_EQ(had_up, true);
  EXPECT_EQ(had_sym, true);
  EXPECT_EQ(had_num, true);
}

TEST(initialize_password, strong_pwd_4_chars) {
  char pass[12];
  static const char chars[] = LOWCHARS SYMCHARS UPCHARS NUMCHARS;
  static const char low_chars[] = LOWCHARS;
  static const char up_chars[] = UPCHARS;
  static const char sym_chars[] = SYMCHARS;
  static const char num_chars[] = NUMCHARS;
  bool had_low = false, had_up = false, had_sym = false, had_num = false;

  memset(pass, 0, sizeof(pass));
  bool failed = ::generate_password(&pass[1], 4);
  EXPECT_EQ(failed, false);

  EXPECT_EQ(pass[0], 0);
  EXPECT_EQ(pass[5], 0);
  for (char *ptr = &pass[1]; *ptr; ptr++) {
    const char *s = strchr(chars, *ptr);
    EXPECT_NE(s, null_s);

    if (!had_low && NULL != strchr(low_chars, *ptr))
      had_low = true;
    else if (!had_up && NULL != strchr(up_chars, *ptr))
      had_up = true;
    else if (!had_sym && NULL != strchr(sym_chars, *ptr))
      had_sym = true;
    else if (!had_num && NULL != strchr(num_chars, *ptr))
      had_num = true;
  }

  EXPECT_EQ(had_low, true);
  EXPECT_EQ(had_up, true);
  EXPECT_EQ(had_sym, true);
  EXPECT_EQ(had_num, true);
}

}  // namespace initialize_password_unittest