1  /*
       2   * Copyright © 2018  Google, Inc.
       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   * Google Author(s): Garret Rieger
      25   */
      26  
      27  #ifndef HB_SUBSET_TEST_H
      28  #define HB_SUBSET_TEST_H
      29  
      30  #include <stdio.h>
      31  
      32  #include "hb-test.h"
      33  #include "hb-subset.h"
      34  
      35  #ifdef HAVE_STDBOOL_H
      36  # include <stdbool.h>
      37  #else
      38  typedef short bool;
      39  # ifndef true
      40  #  define true 1
      41  # endif
      42  # ifndef false
      43  #  define false 0
      44  # endif
      45  #endif
      46  
      47  
      48  HB_BEGIN_DECLS
      49  
      50  static inline hb_subset_input_t *
      51  hb_subset_test_create_input (const hb_set_t *codepoints)
      52  {
      53    hb_subset_input_t *input = hb_subset_input_create_or_fail ();
      54    hb_set_t * input_codepoints = hb_subset_input_unicode_set (input);
      55    hb_set_union (input_codepoints, codepoints);
      56    return input;
      57  }
      58  
      59  static inline hb_subset_input_t *
      60  hb_subset_test_create_input_from_glyphs (const hb_set_t *glyphs)
      61  {
      62    hb_subset_input_t *input = hb_subset_input_create_or_fail ();
      63    hb_set_t * input_glyphs  = hb_subset_input_glyph_set (input);
      64    hb_set_union (input_glyphs, glyphs);
      65    return input;
      66  }
      67  
      68  static inline hb_subset_input_t *
      69  hb_subset_test_create_input_from_nameids (const hb_set_t *name_ids)
      70  {
      71    hb_subset_input_t *input = hb_subset_input_create_or_fail ();
      72    hb_set_t * input_name_ids  = hb_subset_input_set (input, HB_SUBSET_SETS_NAME_ID);
      73    hb_set_set (input_name_ids, name_ids);
      74  
      75    hb_set_t *name_langids = hb_subset_input_set (input, HB_SUBSET_SETS_NAME_LANG_ID);
      76    hb_set_add_range (name_langids, 0, 0x5FFF);
      77  
      78    hb_subset_input_set_flags (input,
      79                               HB_SUBSET_FLAGS_NAME_LEGACY);
      80    return input;
      81  }
      82  
      83  static inline hb_face_t *
      84  hb_subset_test_create_subset (hb_face_t *source,
      85  			      hb_subset_input_t *input)
      86  {
      87    hb_face_t *subset = hb_subset_or_fail (source, input);
      88    g_assert (subset);
      89  
      90    hb_subset_input_destroy (input);
      91    return subset;
      92  }
      93  
      94  static inline void
      95  hb_subset_test_check (hb_face_t *expected,
      96  		      hb_face_t *actual,
      97  		      hb_tag_t   table)
      98  {
      99    hb_blob_t *expected_blob, *actual_blob;
     100    expected_blob = hb_face_reference_table (expected, table);
     101    actual_blob = hb_face_reference_table (actual, table);
     102    fprintf(stderr, "comparing %c%c%c%c, expected %d bytes, actual %d bytes\n", HB_UNTAG(table), hb_blob_get_length(expected_blob), hb_blob_get_length (actual_blob));
     103  
     104    if (hb_blob_get_length (expected_blob) != 0 ||
     105        hb_blob_get_length (actual_blob) != 0)
     106      hb_test_assert_blobs_equal (expected_blob, actual_blob);
     107    hb_blob_destroy (expected_blob);
     108    hb_blob_destroy (actual_blob);
     109  }
     110  
     111  
     112  HB_END_DECLS
     113  
     114  #endif /* HB_SUBSET_TEST_H */