kc3-lang/harfbuzz/test/api/test-instance-cff2.c

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• Hash : 0f01a836
  Author :
  Date : 2023-01-10T01:09:44
  

  [subset] add basic test for CFF2 subsetting.
  
  FontTools does not yet support CFF2 subsetting so we can't add a comparison test. Instead add a golden file test.
  

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• test/api/test-instance-cff2.c

• /*
   * Copyright © 2022  Google, 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.
   *
   * Google Author(s): Garret Rieger
   */
  
  #include "hb-test.h"
  #include "hb-subset-test.h"
  
  
  static void
  test_instance_cff2 (void)
  {
    hb_face_t *face_abc = hb_test_open_font_file ("fonts/AdobeVFPrototype.abc.otf");
    hb_face_t *expected = hb_test_open_font_file ("fonts/AdobeVFPrototype.abc.static.otf");
  
    hb_set_t *codepoints = hb_set_create();
    hb_face_t *face_abc_subset;
    hb_set_add (codepoints, 97);
    hb_set_add (codepoints, 98);
    hb_set_add (codepoints, 99);
  
    hb_subset_input_t* input = hb_subset_test_create_input (codepoints);
    hb_subset_input_pin_axis_location (input,
                                       face_abc,
                                       HB_TAG ('w', 'g', 'h', 't'),
                                       250);
    hb_subset_input_pin_axis_location (input,
                                       face_abc,
                                       HB_TAG ('C', 'N', 'T', 'R'),
                                       0);
  
    face_abc_subset = hb_subset_test_create_subset (face_abc, input);
    hb_set_destroy (codepoints);
  
    hb_subset_test_check (expected, face_abc_subset, HB_TAG ('C','F','F', '2'));
    g_assert (hb_face_reference_table (face_abc_subset, HB_TAG ('f', 'v', 'a', 'r'))
              == hb_blob_get_empty ());
  
    hb_face_destroy (face_abc_subset);
    hb_face_destroy (face_abc);
    hb_face_destroy (expected);
  }
  
  
  
  int
  main (int argc, char **argv)
  {
    hb_test_init (&argc, &argv);
  
    hb_test_add (test_instance_cff2);
  
    return hb_test_run();
  }
  

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