359 lines
8.6 KiB
C++
359 lines
8.6 KiB
C++
/*
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* Copyright © 2021 Behdad Esfahbod
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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-map.hh"
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#include "hb-set.hh"
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#include <string>
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int
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main (int argc, char **argv)
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{
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/* Test copy constructor. */
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{
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hb_map_t v1;
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v1.set (1, 2);
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hb_map_t v2 {v1};
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assert (v1.get_population () == 1);
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assert (v2.get_population () == 1);
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assert (v1[1] == 2);
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assert (v2[1] == 2);
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}
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/* Test copy assignment. */
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{
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hb_map_t v1;
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v1.set (1, 2);
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hb_map_t v2 = v1;
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assert (v1.get_population () == 1);
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assert (v2.get_population () == 1);
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assert (v1[1] == 2);
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assert (v2[1] == 2);
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}
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/* Test move constructor. */
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{
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hb_map_t s {};
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s.set (1, 2);
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hb_map_t v (std::move (s));
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assert (s.get_population () == 0);
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assert (v.get_population () == 1);
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}
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/* Test move assignment. */
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{
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hb_map_t s {};
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s.set (1, 2);
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hb_map_t v;
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v = std::move (s);
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assert (s.get_population () == 0);
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assert (v.get_population () == 1);
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}
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/* Test initializing from iterable. */
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{
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hb_map_t s;
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s.set (1, 2);
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s.set (3, 4);
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hb_vector_t<hb_pair_t<hb_codepoint_t, hb_codepoint_t>> v (s);
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hb_map_t v0 (v);
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hb_map_t v1 (s);
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hb_map_t v2 (std::move (s));
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assert (s.get_population () == 0);
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assert (v0.get_population () == 2);
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assert (v1.get_population () == 2);
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assert (v2.get_population () == 2);
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}
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/* Test call fini() twice. */
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{
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hb_map_t s;
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for (int i = 0; i < 16; i++)
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s.set(i, i+1);
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s.fini();
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}
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/* Test initializing from iterator. */
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{
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hb_map_t s;
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s.set (1, 2);
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s.set (3, 4);
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hb_map_t v (hb_iter (s));
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assert (v.get_population () == 2);
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}
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/* Test initializing from initializer list and swapping. */
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{
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using pair_t = hb_pair_t<hb_codepoint_t, hb_codepoint_t>;
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hb_map_t v1 {pair_t{1,2}, pair_t{4,5}};
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hb_map_t v2 {pair_t{3,4}};
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hb_swap (v1, v2);
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assert (v1.get_population () == 1);
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assert (v2.get_population () == 2);
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}
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/* Test class key / value types. */
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{
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hb_hashmap_t<hb_bytes_t, int> m1;
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hb_hashmap_t<int, hb_bytes_t> m2;
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hb_hashmap_t<hb_bytes_t, hb_bytes_t> m3;
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assert (m1.get_population () == 0);
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assert (m2.get_population () == 0);
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assert (m3.get_population () == 0);
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}
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{
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hb_hashmap_t<int, int> m0;
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hb_hashmap_t<std::string, int> m1;
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hb_hashmap_t<int, std::string> m2;
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hb_hashmap_t<std::string, std::string> m3;
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std::string s;
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for (unsigned i = 1; i < 1000; i++)
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{
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s += "x";
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m0.set (i, i);
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m1.set (s, i);
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m2.set (i, s);
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m3.set (s, s);
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}
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}
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/* Test hashing maps. */
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{
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using pair = hb_pair_t<hb_codepoint_t, hb_codepoint_t>;
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hb_hashmap_t<hb_map_t, hb_map_t> m1;
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m1.set (hb_map_t (), hb_map_t {});
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m1.set (hb_map_t (), hb_map_t {pair (1u, 2u)});
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m1.set (hb_map_t {pair (1u, 2u)}, hb_map_t {pair (2u, 3u)});
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assert (m1.get (hb_map_t ()) == hb_map_t {pair (1u, 2u)});
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assert (m1.get (hb_map_t {pair (1u, 2u)}) == hb_map_t {pair (2u, 3u)});
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}
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/* Test hashing sets. */
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{
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hb_hashmap_t<hb_set_t, hb_set_t> m1;
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m1.set (hb_set_t (), hb_set_t ());
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m1.set (hb_set_t (), hb_set_t {1});
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m1.set (hb_set_t {1, 1000}, hb_set_t {2});
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assert (m1.get (hb_set_t ()) == hb_set_t {1});
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assert (m1.get (hb_set_t {1000, 1}) == hb_set_t {2});
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}
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/* Test hashing vectors. */
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{
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using vector_t = hb_vector_t<unsigned>;
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hb_hashmap_t<vector_t, vector_t> m1;
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m1.set (vector_t (), vector_t {1});
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m1.set (vector_t {1}, vector_t {2});
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m1 << hb_pair_t<vector_t, vector_t> {vector_t {2}, vector_t ()};
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assert (m1.get (vector_t ()) == vector_t {1});
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assert (m1.get (vector_t {1}) == vector_t {2});
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}
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/* Test moving values */
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{
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using vector_t = hb_vector_t<unsigned>;
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hb_hashmap_t<vector_t, vector_t> m1;
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vector_t v {3};
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assert (v.length == 1);
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m1 << hb_pair_t<vector_t, vector_t> {vector_t {3}, v};
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assert (v.length == 1);
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m1 << hb_pair_t<vector_t, vector_t&&> {vector_t {4}, std::move (v)};
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assert (v.length == 0);
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m1 << hb_pair_t<vector_t&&, vector_t> {vector_t {4}, vector_t {5}};
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m1 << hb_pair_t<vector_t&&, vector_t&&> {vector_t {4}, vector_t {5}};
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hb_hashmap_t<vector_t, vector_t> m2;
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vector_t v2 {3};
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m2.set (vector_t {4}, v2);
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assert (v2.length == 1);
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m2.set (vector_t {5}, std::move (v2));
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assert (v2.length == 0);
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}
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/* Test hb::shared_ptr. */
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{
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hb_hashmap_t<hb::shared_ptr<hb_set_t>, hb::shared_ptr<hb_set_t>> m;
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m.set (hb::shared_ptr<hb_set_t> (hb_set_get_empty ()),
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hb::shared_ptr<hb_set_t> (hb_set_get_empty ()));
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m.get (hb::shared_ptr<hb_set_t> (hb_set_get_empty ()));
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m.iter ();
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m.keys ();
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m.values ();
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m.iter_ref ();
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m.keys_ref ();
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m.values_ref ();
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}
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/* Test hb::unique_ptr. */
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{
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hb_hashmap_t<hb::unique_ptr<hb_set_t>, hb::unique_ptr<hb_set_t>> m;
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m.set (hb::unique_ptr<hb_set_t> (hb_set_get_empty ()),
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hb::unique_ptr<hb_set_t> (hb_set_get_empty ()));
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m.get (hb::unique_ptr<hb_set_t> (hb_set_get_empty ()));
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hb::unique_ptr<hb_set_t> *v;
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m.has (hb::unique_ptr<hb_set_t> (hb_set_get_empty ()), &v);
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m.iter_ref ();
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m.keys_ref ();
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m.values_ref ();
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}
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/* Test hashmap with complex shared_ptrs as keys. */
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{
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hb_hashmap_t<hb::shared_ptr<hb_map_t>, unsigned> m;
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hb_map_t *m1 = hb_map_create ();
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hb_map_t *m2 = hb_map_create ();
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m1->set (1,3);
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m2->set (1,3);
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hb::shared_ptr<hb_map_t> p1 {m1};
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hb::shared_ptr<hb_map_t> p2 {m2};
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m.set (p1,1);
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assert (m.has (p2));
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m1->set (2,4);
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assert (!m.has (p2));
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}
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/* Test value type with hb_bytes_t. */
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{
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hb_hashmap_t<int, hb_bytes_t> m;
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char c_str[] = "Test";
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hb_bytes_t bytes (c_str);
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m.set (1, bytes);
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assert (m.has (1));
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assert (m.get (1) == hb_bytes_t {"Test"});
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}
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/* Test operators. */
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{
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hb_map_t m1, m2, m3;
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m1.set (1, 2);
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m1.set (2, 4);
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m2.set (1, 2);
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m2.set (2, 4);
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m3.set (1, 3);
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m3.set (3, 5);
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assert (m1 == m2);
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assert (m1 != m3);
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assert (!(m2 == m3));
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m2 = m3;
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assert (m2.has (1));
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assert (!m2.has (2));
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assert (m2.has (3));
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assert (m3.has (3));
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}
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/* Test reset. */
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{
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hb_hashmap_t<int, hb_set_t> m;
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m.set (1, hb_set_t {1, 2, 3});
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m.reset ();
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}
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/* Test iteration. */
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{
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hb_map_t m;
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m.set (1, 1);
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m.set (4, 3);
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m.set (5, 5);
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m.set (2, 1);
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m.set (3, 2);
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m.set (6, 8);
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hb_codepoint_t k;
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hb_codepoint_t v;
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unsigned pop = 0;
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for (signed i = -1;
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m.next (&i, &k, &v);)
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{
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pop++;
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if (k == 1) assert (v == 1);
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else if (k == 2) assert (v == 1);
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else if (k == 3) assert (v == 2);
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else if (k == 4) assert (v == 3);
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else if (k == 5) assert (v == 5);
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else if (k == 6) assert (v == 8);
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else assert (false);
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}
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assert (pop == m.get_population ());
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}
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/* Test update */
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{
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hb_map_t m1, m2;
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m1.set (1, 2);
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m1.set (2, 4);
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m2.set (1, 3);
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m1.update (m2);
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assert (m1.get_population () == 2);
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assert (m1[1] == 3);
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assert (m1[2] == 4);
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}
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/* Test keys / values */
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{
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hb_map_t m;
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m.set (1, 1);
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m.set (4, 3);
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m.set (5, 5);
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m.set (2, 1);
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m.set (3, 2);
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m.set (6, 8);
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hb_set_t keys;
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hb_set_t values;
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hb_copy (m.keys (), keys);
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hb_copy (m.values (), values);
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assert (keys.is_equal (hb_set_t ({1, 2, 3, 4, 5, 6})));
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assert (values.is_equal (hb_set_t ({1, 1, 2, 3, 5, 8})));
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assert (keys.is_equal (hb_set_t (m.keys ())));
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assert (values.is_equal (hb_set_t (m.values ())));
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}
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return 0;
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}
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