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bitvect_test.c

/* $Id: bitvect_test.c 1137 2004-09-04 01:24:57Z peter $
 *
 *  Copyright (C) 2001  Peter Johnson
 *
 * 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 AUTHOR AND OTHER 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 AUTHOR OR OTHER 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

#ifdef STDC_HEADERS
# include <stdlib.h>
# include <string.h>
#endif

#include <stdio.h>

#include "check.h"

#include "libyasm/bitvect.h"

START_TEST(test_boot)
{
    fail_unless(BitVector_Boot() == ErrCode_Ok, "failed to Boot()");
}
END_TEST

typedef struct Val_s {
    const char *ascii;
    unsigned char result[10]; /* 80 bit result, little endian */
} Val;

Val oct_small_vals[] = {
    { "0",
      {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}
    },
    { "1",
      {0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}
    },
    { "77",
      {0x3F, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}
    },
};

Val oct_large_vals[] = {
    { "7654321076543210",
      {0x88, 0xC6, 0xFA, 0x88, 0xC6, 0xFA, 0x00, 0x00, 0x00, 0x00}
    },
    { "12634727612534126530214",
      {0x8C, 0xB0, 0x5A, 0xE1, 0xAA, 0xF8, 0x3A, 0x67, 0x05, 0x00}
    },
    { "61076543210",
      {0x88, 0xC6, 0xFA, 0x88, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00}
    },
};

wordptr testval;

static void
num_family_setup(void)
{
    BitVector_Boot();
    testval = BitVector_Create(80, FALSE);
}

static void
num_family_teardown(void)
{
    BitVector_Destroy(testval);
}

static char result_msg[1024];

static int
num_check(Val *val)
{
    unsigned char ascii[64], *result;
    unsigned int len;
    int i;
    int ret = 0;

    strcpy((char *)ascii, val->ascii);
    strcpy(result_msg, "parser failure");
    if(BitVector_from_Oct(testval, ascii) != ErrCode_Ok)
      return 1;

    result = BitVector_Block_Read(testval, &len);

    for (i=0; i<10; i++)
      if (result[i] != val->result[i])
          ret = 1;

    if (ret) {
      strcpy(result_msg, val->ascii);
      for (i=0; i<10; i++)
          sprintf((char *)ascii+3*i, "%02x ", result[i]);
      strcat(result_msg, ": ");
      strcat(result_msg, (char *)ascii);
    }
    free(result);
    
    return ret;
}

START_TEST(test_oct_small_num)
{
    Val *vals = oct_small_vals;
    int i, num = sizeof(oct_small_vals)/sizeof(Val);

    for (i=0; i<num; i++)
      fail_unless(num_check(&vals[i]) == 0, result_msg);
}
END_TEST

START_TEST(test_oct_large_num)
{
    Val *vals = oct_large_vals;
    int i, num = sizeof(oct_large_vals)/sizeof(Val);

    for (i=0; i<num; i++)
      fail_unless(num_check(&vals[i]) == 0, result_msg);
}
END_TEST

static Suite *
bitvect_suite(void)
{
    Suite *s = suite_create("BitVector");
    TCase *tc_boot = tcase_create("Boot");
    TCase *tc_from_oct = tcase_create("from_Oct");

    suite_add_tcase(s, tc_boot);
    tcase_add_test(tc_boot, test_boot);

    suite_add_tcase(s, tc_from_oct);
    tcase_add_test(tc_from_oct, test_oct_small_num);
    tcase_add_test(tc_from_oct, test_oct_large_num);
    tcase_set_fixture(tc_from_oct, num_family_setup, num_family_teardown);

    return s;
}

int
main(void)
{
    int nf;
    Suite *s = bitvect_suite();
    SRunner *sr = srunner_create(s);
    srunner_run_all(sr, CRNORMAL);
    nf = srunner_ntests_failed(sr);
    srunner_free(sr);
    suite_free(s);
    return (nf == 0) ? EXIT_SUCCESS : EXIT_FAILURE;
}

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