kc3-lang/harfbuzz/src/test-set.cc

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• Author : Behdad Esfahbod
  Date : 2023-06-03 16:18:15
  Hash : ca27925d
  Message : Use hb_codepoint_pair_t in more places

• src/test-set.cc

• /*
   * Copyright © 2021  Behdad Esfahbod
   *
   *  This is part of HarfBuzz, a text shaping library.
   *
   * Permission is hereby granted, without written agreement and without
   * license or royalty fees, to use, copy, modify, and distribute this
   * software and its documentation for any purpose, provided that the
   * above copyright notice and the following two paragraphs appear in
   * all copies of this software.
   *
   * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
   * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
   * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
   * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
   * DAMAGE.
   *
   * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
   * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
   * FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
   * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
   * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
   */
  
  #include "hb.hh"
  #include "hb-set.hh"
  
  int
  main (int argc, char **argv)
  {
  
    /* Test copy constructor. */
    {
      hb_set_t v1 {1, 2};
      hb_set_t v2 {v1};
      assert (v1.get_population () == 2);
      assert (hb_len (hb_iter (v1)) == 2);
      assert (v2.get_population () == 2);
    }
  
    /* Test copy assignment. */
    {
      hb_set_t v1 {1, 2};
      hb_set_t v2;
      v2 = v1;
      assert (v1.get_population () == 2);
      assert (v2.get_population () == 2);
    }
  
    /* Test move constructor. */
    {
      hb_set_t s {1, 2};
      hb_set_t v (std::move (s));
      assert (s.get_population () == 0);
      assert (hb_len (hb_iter (s)) == 0);
      assert (v.get_population () == 2);
    }
  
    /* Test move assignment. */
    {
      hb_set_t s = hb_set_t {1, 2};
      hb_set_t v;
      v = std::move (s);
      assert (s.get_population () == 0);
      assert (v.get_population () == 2);
    }
  
    /* Test initializing from iterable. */
    {
      hb_set_t s;
  
      s.add (18);
      s.add (12);
  
      hb_vector_t<hb_codepoint_t> v (s);
      hb_set_t v0 (v);
      hb_set_t v1 (s);
      hb_set_t v2 (std::move (s));
  
      assert (s.get_population () == 0);
      assert (v0.get_population () == 2);
      assert (v1.get_population () == 2);
      assert (v2.get_population () == 2);
    }
  
    /* Test initializing from iterator. */
    {
      hb_set_t s;
  
      s.add (18);
      s << 12;
  
      /* Sink a range. */
      s << hb_codepoint_pair_t {1, 3};
  
      hb_set_t v (hb_iter (s));
  
      assert (v.get_population () == 5);
    }
  
    /* Test initializing from initializer list and swapping. */
    {
      hb_set_t v1 {1, 2, 3};
      hb_set_t v2 {4, 5};
      hb_swap (v1, v2);
      assert (v1.get_population () == 2);
      assert (v2.get_population () == 3);
    }
  
    /* Test inverted sets. */
    {
      hb_set_t s;
      s.invert();
      s.del (5);
  
      hb_codepoint_t start = HB_SET_VALUE_INVALID, last = HB_SET_VALUE_INVALID;
      assert (s.next_range (&start, &last));
      assert (start == 0);
      assert (last == 4);
      assert (s.next_range (&start, &last));
      assert (start == 6);
      assert (last == HB_SET_VALUE_INVALID - 1);
      assert (!s.next_range (&start, &last));
  
      start = HB_SET_VALUE_INVALID;
      last = HB_SET_VALUE_INVALID;
      assert (s.previous_range (&start, &last));
      assert (start == 6);
      assert (last == HB_SET_VALUE_INVALID - 1);
      assert (s.previous_range (&start, &last));
      assert (start == 0);
      assert (last == 4);
      assert (!s.previous_range (&start, &last));
  
      assert (s.is_inverted ());
      /* Inverted set returns true for invalid value; oh well. */
      assert (s.has (HB_SET_VALUE_INVALID));
    }
  
    /* Adding HB_SET_VALUE_INVALID */
    {
      hb_set_t s;
  
      s.add(HB_SET_VALUE_INVALID);
      assert(!s.has(HB_SET_VALUE_INVALID));
  
      s.clear();
      assert(!s.add_range(HB_SET_VALUE_INVALID - 2, HB_SET_VALUE_INVALID));
      assert(!s.has(HB_SET_VALUE_INVALID));
  
      hb_codepoint_t array[] = {(unsigned) HB_SET_VALUE_INVALID, 0, 2};
      s.clear();
      s.add_array(array, 3);
      assert(!s.has(HB_SET_VALUE_INVALID));
      assert(s.has(2));
  
      hb_codepoint_t sorted_array[] = {0, 2, (unsigned) HB_SET_VALUE_INVALID};
      s.clear();
      s.add_sorted_array(sorted_array, 3);
      assert(!s.has(HB_SET_VALUE_INVALID));
      assert(s.has(2));
    }
  
    return 0;
  }