rtems/testsuites/libtests/utf8proc01/init.c

/* SPDX-License-Identifier: BSD-2-Clause */

/*
 * Copyright (c) 2012 embedded brains GmbH & Co. KG
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include "tmacros.h"

#include <string.h>
#include <utf8proc.h>

const char rtems_test_name[] = "UTF8PROC 1";

static void test_utf8proc_errmsg( void )
{
  int         error;
  size_t      string_length;
  const char *err_msg;

  for ( error = 0; error >= UTF8PROC_ERROR_INVALIDOPTS - 1; --error ) {
    err_msg = utf8proc_errmsg( error );
    rtems_test_assert( err_msg != NULL );

    string_length = strlen( err_msg );
    rtems_test_assert( string_length > 0 );
  }
}

static void test_utf8proc_version( void )
{
  const char *version;
  size_t      string_length;

  version = utf8proc_version();
  rtems_test_assert( version != NULL );

  string_length = strlen( version );
  rtems_test_assert( string_length > 0 );

  rtems_test_assert( 0 == strcmp( version, "1.1.5" ) );
}

static void test_utf8proc_iterate( void )
{
  char         utf8_str_simple[] = "The quick brown.fox";
  uint8_t     *utf8_str_simple_ptr = (uint8_t *) ( &utf8_str_simple[ 0 ] );
  size_t       length_simple_string = strlen( utf8_str_simple );
  int32_t      unicode_char;
  unsigned int index;
  ssize_t      bytes_read;

  for ( index = 0; index < length_simple_string; ++index ) {
    bytes_read = utf8proc_iterate(
      &utf8_str_simple_ptr[ index ],
      length_simple_string - index,
      &unicode_char
    );
    rtems_test_assert( bytes_read == 1 );
    rtems_test_assert(
      (uint8_t) unicode_char == utf8_str_simple_ptr[ index ]
    );
  }
}

static void test_utf8proc_encode_char( void )
{
  uint8_t utf8_str[ 4 ];
  int32_t unicode_char;
  ssize_t bytes_written;

  for ( unicode_char = 0; unicode_char < 128; ++unicode_char ) {
    bytes_written = utf8proc_encode_char( unicode_char, utf8_str );

    rtems_test_assert( bytes_written == 1 );
    rtems_test_assert( utf8_str[ 0 ] == (uint8_t) unicode_char );
  }
}

static void test_utf8proc_get_property( void )
{
  int32_t                    unicode_char;
  const utf8proc_property_t *properties;

  for ( unicode_char = 0x0000; unicode_char <= 0x10FFFF; ++unicode_char ) {
    properties = utf8proc_get_property( unicode_char );
    rtems_test_assert( NULL != properties );
  }
}

static void test_utf8proc_decompose_char( void )
{
  int32_t unicode_char;
  int32_t unicode_char_decomposed[ 4 ];
  ssize_t chars_written;

  for ( unicode_char = 0x0000; unicode_char <= 0x10FFFF; ++unicode_char ) {
    chars_written = utf8proc_decompose_char(
      unicode_char,
      unicode_char_decomposed,
      sizeof( unicode_char_decomposed ) /
        sizeof( unicode_char_decomposed[ 0 ] ),
      UTF8PROC_STABLE | UTF8PROC_DECOMPOSE,
      0
    );
    if ( unicode_char < 0x80 ) {
      rtems_test_assert( chars_written == 1 );
      rtems_test_assert( unicode_char_decomposed[ 0 ] == unicode_char );
    } else {
      rtems_test_assert( chars_written > 0 );
    }
  }
}

static void test_utf8proc_decompose( void )
{
  char         string_simple[] = "The quick brown.fox";
  uint8_t     *string_simple_utf8 = (uint8_t *) ( &string_simple[ 0 ] );
  int32_t      string_decomposed[ sizeof( string_simple ) * 4 ];
  ssize_t      chars_written;
  unsigned int index;

  memset( &string_decomposed[ 0 ], 0, sizeof( string_decomposed ) );

  chars_written = utf8proc_decompose(
    string_simple_utf8,
    sizeof( string_simple ),
    &string_decomposed[ 0 ],
    sizeof( string_decomposed ),
    UTF8PROC_NULLTERM | UTF8PROC_STABLE | UTF8PROC_DECOMPOSE
  );
  rtems_test_assert( (size_t) chars_written == strlen( string_simple ) );
  /* Our source string contains only very simple characters. Thus the above
   * decomposition should result in exactly the same string
   */
  for ( index = 0; index < sizeof( string_simple ); ++index ) {
    rtems_test_assert(
      string_simple_utf8[ index ] == (uint8_t) string_decomposed[ index ]
    );
  }
}

static void test_utf8proc_reencode( void )
{
  char         string_simple[] = "The quick brown.fox";
  uint8_t     *string_simple_utf8 = (uint8_t *) ( &string_simple[ 0 ] );
  int32_t      string_decomposed[ sizeof( string_simple ) * 4 ];
  uint8_t     *string_reencoded = (uint8_t *) ( &string_decomposed[ 0 ] );
  ssize_t      chars_written;
  unsigned int index;

  memset( &string_decomposed[ 0 ], 0, sizeof( string_decomposed ) );

  chars_written = utf8proc_decompose(
    string_simple_utf8,
    sizeof( string_simple ),
    &string_decomposed[ 0 ],
    sizeof( string_decomposed ),
    UTF8PROC_NULLTERM | UTF8PROC_STABLE | UTF8PROC_DECOMPOSE
  );
  rtems_test_assert( (size_t) chars_written == strlen( string_simple ) );

  chars_written = utf8proc_reencode(
    &string_decomposed[ 0 ],
    chars_written,
    UTF8PROC_NULLTERM | UTF8PROC_STABLE | UTF8PROC_DECOMPOSE
  );
  rtems_test_assert( (size_t) chars_written == strlen( string_simple ) );
  /* Our source string contains only very simple characters. Thus the above
   * decomposition should result in exactly the same string
   */
  for ( index = 0; index < sizeof( string_simple ); ++index ) {
    rtems_test_assert(
      string_simple_utf8[ index ] == string_reencoded[ index ]
    );
  }
}

static void test_utf8proc_map( void )
{
  char     string_simple[] = "The quick brown.fox";
  uint8_t *string_simple_utf8 = (uint8_t *) ( &string_simple[ 0 ] );
  uint8_t *dest = NULL;
  ssize_t  chars_written;
  ssize_t  index;

  chars_written = utf8proc_map(
    string_simple_utf8,
    sizeof( string_simple ),
    &dest,
    UTF8PROC_NULLTERM | UTF8PROC_STABLE | UTF8PROC_DECOMPOSE
  );
  rtems_test_assert( (size_t) chars_written == strlen( string_simple ) );
  rtems_test_assert( dest != NULL );

  /* Our source string contains only very simple characters. Thus the above
   * decomposition should result in exactly the same string
   */
  for ( index = 0; index < chars_written; ++index ) {
    rtems_test_assert( string_simple_utf8[ index ] == dest[ index ] );
  }
  free( dest );
}

typedef uint8_t *( *normalization_method )( const uint8_t *str );

static void test_utf8proc_normalize( const normalization_method test_sample )
{
  char         string_simple[] = "The quick brown.fox";
  uint8_t     *string_simple_utf8 = (uint8_t *) ( &string_simple[ 0 ] );
  uint8_t     *dest = NULL;
  unsigned int index;

  dest = test_sample( string_simple_utf8 );
  rtems_test_assert( dest != NULL );

  /* Our source string contains only very simple characters. Thus the above
   * decomposition should result in exactly the same string
   */
  for ( index = 0; index < sizeof( string_simple ); ++index ) {
    rtems_test_assert( string_simple_utf8[ index ] == dest[ index ] );
  }
  free( dest );
}

static void test( void )
{
  test_utf8proc_errmsg();
  test_utf8proc_version();
  test_utf8proc_iterate();
  test_utf8proc_encode_char();
  test_utf8proc_get_property();
  test_utf8proc_decompose_char();
  test_utf8proc_decompose();
  test_utf8proc_reencode();
  test_utf8proc_map();
  test_utf8proc_normalize( utf8proc_NFD );
  test_utf8proc_normalize( utf8proc_NFC );
  test_utf8proc_normalize( utf8proc_NFKD );
  test_utf8proc_normalize( utf8proc_NFKC );
}

static void Init( rtems_task_argument arg )
{
  (void) arg;

  TEST_BEGIN();

  test();

  TEST_END();

  rtems_test_exit( 0 );
}

#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
#define CONFIGURE_APPLICATION_NEEDS_SIMPLE_CONSOLE_DRIVER

#define CONFIGURE_MAXIMUM_TASKS 1

#define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION

#define CONFIGURE_RTEMS_INIT_TASKS_TABLE

#define CONFIGURE_INIT

#include <rtems/confdefs.h>