1  /*
       2   * Copyright © 2020  Ebrahim Byagowi
       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-test.h"
      26  
      27  #include <hb.h>
      28  #include <hb-ot.h>
      29  
      30  static void
      31  test_ot_layout_lookup_get_glyph_alternates (void)
      32  {
      33    hb_face_t *face = hb_test_open_font_file ("fonts/SourceSansPro-Regular.otf");
      34  
      35    hb_codepoint_t alternates[3];
      36    unsigned alternates_count = 3;
      37    g_assert_cmpuint (7, ==, hb_ot_layout_lookup_get_glyph_alternates (face, 1, 1091, 2, &alternates_count, alternates));
      38  
      39    g_assert_cmpuint (3, ==, alternates_count);
      40    g_assert_cmpuint (1606, ==, alternates[0]);
      41    g_assert_cmpuint (1578, ==, alternates[1]);
      42    g_assert_cmpuint (1592, ==, alternates[2]);
      43  
      44    hb_face_destroy (face);
      45  }
      46  
      47  int
      48  main (int argc, char **argv)
      49  {
      50    hb_test_init (&argc, &argv);
      51    hb_test_add (test_ot_layout_lookup_get_glyph_alternates);
      52    return hb_test_run ();
      53  }