1  /*
       2   * Copyright © 2018  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  
      26  #include "hb-test.h"
      27  
      28  #include <hb-ot.h>
      29  
      30  static hb_face_t *face;
      31  
      32  static void
      33  test_ot_layout_feature_get_name_ids_and_characters (void)
      34  {
      35    hb_tag_t cv01 = HB_TAG ('c','v','0','1');
      36    unsigned int feature_index;
      37    unsigned int num_named_parameters;
      38    hb_ot_name_id_t label_id;
      39    hb_ot_name_id_t tooltip_id;
      40    hb_ot_name_id_t sample_id;
      41    hb_ot_name_id_t first_param_id;
      42    hb_codepoint_t characters[100];
      43    unsigned int char_count = 100;
      44    unsigned int all_chars;
      45    if (!hb_ot_layout_language_find_feature (face,
      46  					   HB_OT_TAG_GSUB,
      47  					   0,
      48  					   HB_OT_LAYOUT_DEFAULT_LANGUAGE_INDEX,
      49  					   cv01,
      50  					   &feature_index))
      51       g_error ("Failed to find feature index");
      52  
      53    if (!hb_ot_layout_feature_get_name_ids (face, HB_OT_TAG_GSUB, feature_index,
      54  					  &label_id, &tooltip_id, &sample_id,
      55  					  &num_named_parameters, &first_param_id))
      56      g_error ("Failed to get name ids");
      57  
      58    g_assert_cmpint (label_id, ==, 256);
      59    g_assert_cmpint (tooltip_id, ==, 257);
      60    g_assert_cmpint (sample_id, ==, 258);
      61    g_assert_cmpint (num_named_parameters, ==, 2);
      62    g_assert_cmpint (first_param_id, ==, 259);
      63  
      64    all_chars = hb_ot_layout_feature_get_characters (face, HB_OT_TAG_GSUB, feature_index,
      65  						   0, &char_count, characters);
      66  
      67    g_assert_cmpint (all_chars, ==, 2);
      68    g_assert_cmpint (char_count, ==, 2);
      69    g_assert_cmpint (characters[0], ==, 10);
      70    g_assert_cmpint (characters[1], ==, 24030);
      71  
      72    char_count = 100;
      73    characters[1] = 1234;
      74    all_chars = hb_ot_layout_feature_get_characters (face, HB_OT_TAG_GSUB, feature_index,
      75  						   1, &char_count, characters);
      76    g_assert_cmpint (all_chars, ==, 2);
      77    g_assert_cmpint (char_count, ==, 1);
      78    g_assert_cmpint (characters[0], ==, 24030);
      79    g_assert_cmpint (characters[1], ==, 1234);
      80  }
      81  
      82  static void
      83  test_ot_name (void)
      84  {
      85    unsigned int num_entries;
      86    const hb_ot_name_entry_t *entries;
      87    hb_ot_name_id_t name_id;
      88    hb_language_t lang;
      89    char text[10];
      90    unsigned int text_size = 10;
      91    entries = hb_ot_name_list_names (face, &num_entries);
      92    g_assert_cmpuint (12, ==, num_entries);
      93    name_id = entries[3].name_id;
      94    g_assert_cmpuint (3, ==, name_id);
      95    lang = entries[3].language;
      96  
      97    g_assert_cmpstr (hb_language_to_string (lang), ==, "en");
      98    g_assert_cmpuint (27, ==, hb_ot_name_get_utf8 (face, name_id, lang, &text_size, text));
      99    g_assert_cmpuint (9, ==, text_size);
     100    g_assert_cmpstr (text, ==, "FontForge");
     101  
     102    g_assert_cmpuint (27, ==, hb_ot_name_get_utf8 (face, name_id, hb_language_from_string ("en_US", -1), &text_size, text));
     103    g_assert_cmpuint (8, ==, text_size);
     104    g_assert_cmpstr (text, ==, "FontForg");
     105  
     106    g_assert_cmpuint (0, ==, hb_ot_name_get_utf8 (face, name_id, hb_language_from_string ("fa_IR", -1), &text_size, text));
     107  }
     108  
     109  int
     110  main (int argc, char **argv)
     111  {
     112    unsigned int status;
     113    g_test_init (&argc, &argv, NULL);
     114  
     115    hb_test_add (test_ot_layout_feature_get_name_ids_and_characters);
     116    hb_test_add (test_ot_name);
     117  
     118    face = hb_test_open_font_file ("fonts/cv01.otf");
     119    status = hb_test_run ();
     120    hb_face_destroy (face);
     121    return status;
     122  }