kc3-lang/harfbuzz/test/api/test-subset-vvar.c

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• Hash : ae3db1f4
  Author :
  Date : 2019-03-21T18:09:37
  

  added api test for subset VVAR & bug fix
  
  added a mod copy of SourceSerifVariable-Roman.ttf with VVAR as a test font
  

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• test/api/test-subset-vvar.c

• /*
   * Copyright © 2019 Adobe Inc.
   *
   *  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.
   *
   * Adobe Author(s): Michiharu Ariza
   */
  
  #include "hb-test.h"
  #include "hb-subset-test.h"
  
  /* Unit tests for VVAR subsetting */
  
  static void
  test_subset_VVAR_noop (void)
  {
    hb_face_t *face_abc = hb_test_open_font_file("fonts/SourceSerifVariable-Roman-VVAR.abc.ttf");
  
    hb_set_t *codepoints = hb_set_create ();
    hb_face_t *face_abc_subset;
    hb_set_add (codepoints, 'a');
    hb_set_add (codepoints, 'b');
    hb_set_add (codepoints, 'c');
    face_abc_subset = hb_subset_test_create_subset (face_abc, hb_subset_test_create_input (codepoints));
    hb_set_destroy (codepoints);
  
    hb_subset_test_check (face_abc, face_abc_subset, HB_TAG ('V','V','A','R'));
  
    hb_face_destroy (face_abc_subset);
    hb_face_destroy (face_abc);
  }
  
  static void
  test_subset_VVAR (void)
  {
    hb_face_t *face_abc = hb_test_open_font_file ("fonts/SourceSerifVariable-Roman-VVAR.abc.ttf");
    hb_face_t *face_ac = hb_test_open_font_file ("fonts/SourceSerifVariable-Roman-VVAR.ac.ttf");
  
    hb_set_t *codepoints = hb_set_create ();
    hb_face_t *face_abc_subset;
    hb_set_add (codepoints, 'a');
    hb_set_add (codepoints, 'c');
    face_abc_subset = hb_subset_test_create_subset (face_abc, hb_subset_test_create_input (codepoints));
    hb_set_destroy (codepoints);
  
    hb_subset_test_check (face_ac, face_abc_subset, HB_TAG ('V','V','A','R'));
  
    hb_face_destroy (face_abc_subset);
    hb_face_destroy (face_abc);
    hb_face_destroy (face_ac);
  }
  
  static void
  test_subset_VVAR_retaingids (void)
  {
    hb_face_t *face_abc = hb_test_open_font_file ("fonts/SourceSerifVariable-Roman-VVAR.abc.ttf");
    hb_face_t *face_ac = hb_test_open_font_file ("fonts/SourceSerifVariable-Roman-VVAR.ac.retaingids.ttf");
  
    hb_set_t *codepoints = hb_set_create ();
    hb_face_t *face_abc_subset;
    hb_set_add (codepoints, 'a');
    hb_set_add (codepoints, 'c');
    hb_subset_input_t *input = hb_subset_test_create_input (codepoints);
    hb_subset_input_set_retain_gids (input, true);
    face_abc_subset = hb_subset_test_create_subset (face_abc, input);
    hb_set_destroy (codepoints);
  
    hb_subset_test_check (face_ac, face_abc_subset, HB_TAG ('V','V','A','R'));
  
    hb_face_destroy (face_abc_subset);
    hb_face_destroy (face_abc);
    hb_face_destroy (face_ac);
  }
  
  int
  main (int argc, char **argv)
  {
    hb_test_init (&argc, &argv);
  
    hb_test_add (test_subset_VVAR_noop);
    hb_test_add (test_subset_VVAR);
    hb_test_add (test_subset_VVAR_retaingids);
  
    return hb_test_run ();
  }
  

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