75 lines
3 KiB
C++
75 lines
3 KiB
C++
/*
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* Copyright © 2024 David Corbett
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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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#include "hb.hh"
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#include "hb-ot-cff-common.hh"
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#include "hb-subset-cff-common.hh"
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int
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main (int argc, char **argv)
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{
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/* Test encode_num_tp */
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{
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CFF::str_buff_t buff;
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CFF::str_encoder_t encoder (buff);
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CFF::number_t number;
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struct num_tp_test {
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double input;
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unsigned length;
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unsigned char output[7];
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};
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struct num_tp_test num_tp_tests[] = {
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{ -9.399999999999999, 4, { 0x1E, 0xE9, 0xA4, 0xFF } }, // -9.4
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{ 9.399999999999999999, 3, { 0x1E, 0x9A, 0x4F } }, // 9.4
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{ 456.8, 4, { 0x1E, 0x45, 0x6A, 0x8F } }, // 456.8
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{ 98765.37e2, 5, { 0x1E, 0x98, 0x76, 0x53, 0x7F } }, // 9876537
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{ 1234567890.0, 7, { 0x1E, 0x12, 0x34, 0x56, 0x79, 0xB2, 0xFF } }, // 12345679E2
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{ 9.876537e-4, 7, { 0x1E, 0x98, 0x76, 0x53, 0x7C, 0x10, 0xFF } }, // 9876537E-10
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{ 9.876537e4, 6, { 0x1E, 0x98, 0x76, 0x5A, 0x37, 0xFF } }, // 98765.37
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{ 1e8, 3, { 0x1E, 0x1B, 0x8F } }, // 1E8
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{ 1e-5, 3, { 0x1E, 0x1C, 0x5F } }, // 1E-5
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{ 1.2e8, 4, { 0x1E, 0x12, 0xB7, 0xFF } }, // 12E7
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{ 1.2345e-5, 5, { 0x1E, 0x12, 0x34, 0x5C, 0x9F } }, // 12345E-9
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{ 9.0987654e8, 6, { 0x1E, 0x90, 0x98, 0x76, 0x54, 0x0F } }, // 909876540
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{ 0.1, 3, { 0x1E, 0xA1, 0xFF } }, // .1
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{ -0.1, 3, { 0x1E, 0xEA, 0x1F } }, // -.1
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{ 0.01, 3, { 0x1E, 0x1C, 0x2F } }, // 1E-2
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{ -0.01, 4, { 0x1E, 0xE1, 0xC2, 0xFF } }, // -1E-2
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{ 0.0123, 4, { 0x1E, 0x12, 0x3C, 0x4F } }, // 123E-4
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{ -0.0123, 5, { 0x1E, 0xE1, 0x23, 0xC4, 0xFF } }, // -123E-4
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};
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for (size_t t = 0; t < sizeof num_tp_tests / sizeof num_tp_tests[0]; t++)
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{
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struct num_tp_test num_tp_test = num_tp_tests[t];
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number.set_real (num_tp_test.input);
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encoder.encode_num_tp (number);
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hb_always_assert (buff.length == num_tp_test.length);
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for (unsigned i = 0; i < buff.length; i++)
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hb_always_assert (buff[i] == num_tp_test.output[i]);
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encoder.reset ();
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}
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}
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return 0;
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}
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