1 /*
2 * Copyright © 2024 David Corbett
3 *
4 * This is part of HarfBuzz, a text shaping library.
5 *
6 * Permission is hereby granted, without written agreement and without
7 * license or royalty fees, to use, copy, modify, and distribute this
8 * software and its documentation for any purpose, provided that the
9 * above copyright notice and the following two paragraphs appear in
10 * all copies of this software.
11 *
12 * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
13 * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
14 * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
15 * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
16 * DAMAGE.
17 *
18 * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
19 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
20 * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
21 * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
22 * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
23 */
24
25 #include "hb.hh"
26 #include "hb-ot-cff-common.hh"
27 #include "hb-subset-cff-common.hh"
28
29 int
main(int argc,char ** argv)30 main (int argc, char **argv)
31 {
32 /* Test encode_num_tp */
33 {
34 CFF::str_buff_t buff;
35 CFF::str_encoder_t encoder (buff);
36 CFF::number_t number;
37 struct num_tp_test {
38 double input;
39 unsigned length;
40 unsigned char output[7];
41 };
42 struct num_tp_test num_tp_tests[] = {
43 { -9.399999999999999, 4, { 0x1E, 0xE9, 0xA4, 0xFF } }, // -9.4
44 { 9.399999999999999999, 3, { 0x1E, 0x9A, 0x4F } }, // 9.4
45 { 456.8, 4, { 0x1E, 0x45, 0x6A, 0x8F } }, // 456.8
46 { 98765.37e2, 5, { 0x1E, 0x98, 0x76, 0x53, 0x7F } }, // 9876537
47 { 1234567890.0, 7, { 0x1E, 0x12, 0x34, 0x56, 0x79, 0xB2, 0xFF } }, // 12345679E2
48 { 9.876537e-4, 7, { 0x1E, 0x98, 0x76, 0x53, 0x7C, 0x10, 0xFF } }, // 9876537E-10
49 { 9.876537e4, 6, { 0x1E, 0x98, 0x76, 0x5A, 0x37, 0xFF } }, // 98765.37
50 { 1e8, 3, { 0x1E, 0x1B, 0x8F } }, // 1E8
51 { 1e-5, 3, { 0x1E, 0x1C, 0x5F } }, // 1E-5
52 { 1.2e8, 4, { 0x1E, 0x12, 0xB7, 0xFF } }, // 12E7
53 { 1.2345e-5, 5, { 0x1E, 0x12, 0x34, 0x5C, 0x9F } }, // 12345E-9
54 { 9.0987654e8, 6, { 0x1E, 0x90, 0x98, 0x76, 0x54, 0x0F } }, // 909876540
55 { 0.1, 3, { 0x1E, 0xA1, 0xFF } }, // .1
56 { -0.1, 3, { 0x1E, 0xEA, 0x1F } }, // -.1
57 { 0.01, 3, { 0x1E, 0x1C, 0x2F } }, // 1E-2
58 { -0.01, 4, { 0x1E, 0xE1, 0xC2, 0xFF } }, // -1E-2
59 { 0.0123, 4, { 0x1E, 0x12, 0x3C, 0x4F } }, // 123E-4
60 { -0.0123, 5, { 0x1E, 0xE1, 0x23, 0xC4, 0xFF } }, // -123E-4
61 };
62 for (size_t t = 0; t < sizeof num_tp_tests / sizeof num_tp_tests[0]; t++)
63 {
64 struct num_tp_test num_tp_test = num_tp_tests[t];
65 number.set_real (num_tp_test.input);
66 encoder.encode_num_tp (number);
67 assert (buff.length == num_tp_test.length);
68 for (unsigned i = 0; i < buff.length; i++)
69 assert (buff[i] == num_tp_test.output[i]);
70 encoder.reset ();
71 }
72 }
73
74 return 0;
75 }
76