254 lines
6.2 KiB
C++
254 lines
6.2 KiB
C++
/*
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* Copyright © 2019 Ebrahim Byagowi
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*
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* This is part of HarfBuzz, a text shaping library.
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*
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* Permission is hereby granted, without written agreement and without
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* license or royalty fees, to use, copy, modify, and distribute this
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* software and its documentation for any purpose, provided that the
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* above copyright notice and the following two paragraphs appear in
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* all copies of this software.
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*
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* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
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* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
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* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
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* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
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* DAMAGE.
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*
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* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
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* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
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* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
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* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
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*
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*/
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#include "hb.hh"
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#include "hb-number.hh"
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#include "hb-number-parser.hh"
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int
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main (int argc, char **argv)
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{
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{
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const char str[] = "123";
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const char *pp = str;
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const char *end = str + 3;
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int pv;
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assert (hb_parse_int (&pp, end, &pv));
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assert (pv == 123);
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assert (pp - str == 3);
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assert (end - pp == 0);
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assert (!*end);
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}
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{
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const char str[] = "123";
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const char *pp = str;
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const char *end = str + strlen (str);
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unsigned int pv;
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assert (hb_parse_uint (&pp, end, &pv));
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assert (pv == 123);
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assert (pp - str == 3);
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assert (end - pp == 0);
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assert (!*end);
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}
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{
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const char str[] = "12F";
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const char *pp = str;
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const char *end = str + 3;
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unsigned int pv;
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assert (hb_parse_uint (&pp, end, &pv, true, 16));
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assert (pv == 0x12F);
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assert (pp - str == 3);
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assert (end - pp == 0);
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assert (!*end);
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}
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{
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const char str[] = "12Fq";
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const char *pp = str;
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const char *end = str + 4;
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unsigned int pv;
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assert (!hb_parse_uint (&pp, end, &pv, true, 16));
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assert (hb_parse_uint (&pp, end, &pv, false, 16));
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assert (pv == 0x12F);
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assert (pp - str == 3);
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assert (end - pp == 1);
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assert (!*end);
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}
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{
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const char str[] = "-123";
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const char *pp = str;
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const char *end = str + 4;
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int pv;
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assert (hb_parse_int (&pp, end, &pv));
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assert (pv == -123);
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assert (pp - str == 4);
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assert (end - pp == 0);
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assert (!*end);
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}
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{
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const char str[] = "123";
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const char *pp = str;
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assert (ARRAY_LENGTH (str) == 4);
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const char *end = str + ARRAY_LENGTH (str);
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unsigned int pv;
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assert (hb_parse_uint (&pp, end, &pv));
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assert (pv == 123);
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assert (pp - str == 3);
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assert (end - pp == 1);
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}
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{
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const char str[] = "123\0";
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const char *pp = str;
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assert (ARRAY_LENGTH (str) == 5);
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const char *end = str + ARRAY_LENGTH (str);
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unsigned int pv;
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assert (hb_parse_uint (&pp, end, &pv));
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assert (pv == 123);
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assert (pp - str == 3);
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assert (end - pp == 2);
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}
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{
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const char str[] = "123V";
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const char *pp = str;
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assert (ARRAY_LENGTH (str) == 5);
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const char *end = str + ARRAY_LENGTH (str);
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unsigned int pv;
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assert (hb_parse_uint (&pp, end, &pv));
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assert (pv == 123);
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assert (pp - str == 3);
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assert (end - pp == 2);
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}
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{
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const char str[] = ".123";
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const char *pp = str;
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const char *end = str + ARRAY_LENGTH (str);
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double pv;
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assert (hb_parse_double (&pp, end, &pv));
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assert ((int) roundf (pv * 1000.) == 123);
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assert (pp - str == 4);
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assert (end - pp == 1);
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/* Test strtod_rl even if libc's strtod_l is used */
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char *pend;
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assert ((int) roundf (strtod_rl (str, &pend) * 1000.) == 123);
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assert (pend - str == 4);
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}
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{
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const char str[] = "0.123";
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const char *pp = str;
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const char *end = str + ARRAY_LENGTH (str) - 1;
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double pv;
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assert (hb_parse_double (&pp, end, &pv));
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assert ((int) roundf (pv * 1000.) == 123);
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assert (pp - str == 5);
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assert (end - pp == 0);
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char *pend;
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assert ((int) roundf (strtod_rl (str, &pend) * 1000.) == 123);
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assert (pend - str == 5);
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}
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{
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const char str[] = "0.123e0";
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const char *pp = str;
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const char *end = str + ARRAY_LENGTH (str) - 1;
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double pv;
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assert (hb_parse_double (&pp, end, &pv));
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assert ((int) roundf (pv * 1000.) == 123);
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assert (pp - str == 7);
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assert (end - pp == 0);
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char *pend;
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assert ((int) roundf (strtod_rl (str, &pend) * 1000.) == 123);
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assert (pend - str == 7);
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}
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{
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const char str[] = "123e-3";
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const char *pp = str;
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const char *end = str + ARRAY_LENGTH (str) - 1;
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double pv;
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assert (hb_parse_double (&pp, end, &pv));
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assert ((int) roundf (pv * 1000.) == 123);
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assert (pp - str == 6);
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assert (end - pp == 0);
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char *pend;
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assert ((int) roundf (strtod_rl (str, &pend) * 1000.) == 123);
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assert (pend - str == 6);
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}
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{
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const char str[] = ".000123e+3";
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const char *pp = str;
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const char *end = str + ARRAY_LENGTH (str) - 1;
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double pv;
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assert (hb_parse_double (&pp, end, &pv));
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assert ((int) roundf (pv * 1000.) == 123);
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assert (pp - str == 10);
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assert (end - pp == 0);
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char *pend;
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assert ((int) roundf (strtod_rl (str, &pend) * 1000.) == 123);
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assert (pend - str == 10);
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}
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{
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const char str[] = "-.000000123e6";
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const char *pp = str;
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const char *end = str + ARRAY_LENGTH (str) - 1;
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double pv;
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assert (hb_parse_double (&pp, end, &pv));
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assert ((int) roundf (pv * 1000.) == -123);
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assert (pp - str == 13);
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assert (end - pp == 0);
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char *pend;
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assert ((int) roundf (strtod_rl (str, &pend) * 1000.) == -123);
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assert (pend - str == 13);
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}
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{
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const char str[] = "-1.23E-1";
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const char *pp = str;
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const char *end = str + ARRAY_LENGTH (str) - 1;
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double pv;
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assert (hb_parse_double (&pp, end, &pv));
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assert ((int) roundf (pv * 1000.) == -123);
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assert (pp - str == 8);
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assert (end - pp == 0);
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char *pend;
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assert ((int) roundf (strtod_rl (str, &pend) * 1000.) == -123);
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assert (pend - str == 8);
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}
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return 0;
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}
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