2 * Copyright © 2019 Facebook, Inc.
4 * This is part of HarfBuzz, a text shaping library.
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.
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
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.
24 * Facebook Author(s): Behdad Esfahbod
32 test_func (int a, char **b)
34 return b ? b[a] : nullptr;
43 main (int argc, char **argv)
46 auto p = hb_pair (1, i);
52 auto pc = hb_pair (1, c);
53 assert (pc.second == 3);
60 hb_invoke (test_func, 0, nullptr);
65 assert (1 == hb_min (8, 1));
66 assert (8 == hb_max (8, 1));
72 int &z = hb_min (x, y);
76 hb_pair_t<const int*, int> xp = hb_pair_t<int *, long> (nullptr, 0);
77 xp = hb_pair_t<int *, double> (nullptr, 1);
78 xp = hb_pair_t<const int*, int> (nullptr, 1);
80 assert (3 == hb_partial (hb_min, 3) (4));
81 assert (3 == hb_partial<1> (hb_min, 4) (3));
83 auto M0 = hb_partial<2> (hb_max, 0);
84 assert (M0 (-2) == 0);
85 assert (M0 (+2) == 2);
87 assert (hb_add (2) (5) == 7);
88 assert (hb_add (5) (2) == 7);
91 assert (++hb_inc (x) == 3);