text: /*
   * Copyright © 2018  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"
  
  /* Unit tests for hb-subset-glyf.h */
  
  static void
  test_subset_32_tables (void) {
    hb_face_t * face = hb_test_open_font_file ("../fuzzing/fonts/oom-6ef8c96d3710262511bcc730dce9c00e722cb653");
  
    hb_subset_input_t * input = hb_subset_input_create_or_fail ();
    hb_set_t* codepoints = hb_subset_input_unicode_set (input);
    hb_face_t * subset;
  
    hb_set_add (codepoints, 'a');
    hb_set_add (codepoints, 'b');
    hb_set_add (codepoints, 'c');
  
    subset = hb_subset (face, input);
    g_assert (subset);
    g_assert (subset != hb_face_get_empty ());
  
    hb_subset_input_destroy (input);
    hb_face_destroy (subset);
    hb_face_destroy (face);
  }
  
  static void
  test_subset_no_inf_loop (void) {
    hb_face_t
    * face = hb_test_open_font_file ("../fuzzing/fonts/clusterfuzz-testcase-minimized-hb-subset-fuzzer-5521982557782016");
  
    hb_subset_input_t * input = hb_subset_input_create_or_fail ();
    hb_set_t* codepoints = hb_subset_input_unicode_set (input);
    hb_face_t * subset;
  
    hb_set_add (codepoints, 'a');
    hb_set_add (codepoints, 'b');
    hb_set_add (codepoints, 'c');
  
    subset = hb_subset (face, input);
    g_assert (subset);
    g_assert (subset == hb_face_get_empty ());
  
    hb_subset_input_destroy (input);
    hb_face_destroy (subset);
    hb_face_destroy (face);
  }
  
  static void
  test_subset_crash (void) {
    hb_face_t * face = hb_test_open_font_file ("../fuzzing/fonts/crash-4b60576767ee4d9fe1cc10959d89baf73d4e8249");
  
    hb_subset_input_t * input = hb_subset_input_create_or_fail ();
    hb_set_t* codepoints = hb_subset_input_unicode_set (input);
    hb_face_t * subset;
  
    hb_set_add (codepoints, 'a');
    hb_set_add (codepoints, 'b');
    hb_set_add (codepoints, 'c');
  
    subset = hb_subset (face, input);
    g_assert (subset);
    g_assert (subset == hb_face_get_empty ());
  
    hb_subset_input_destroy (input);
    hb_face_destroy (subset);
    hb_face_destroy (face);
  }
  
  int
  main (int argc, char** argv) {
    hb_test_init (&argc, &argv);
  
    hb_test_add (test_subset_32_tables);
    hb_test_add (test_subset_no_inf_loop);
    hb_test_add (test_subset_crash);
  
    return hb_test_run ();
  }
  