kc3-lang/harfbuzz/util/test-hb-subset-parsing.c

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• Hash : d1a3e403
  Author :
  Date : 2025-10-02T18:58:40
  

  [util] Fix compiler warning
  

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• util/test-hb-subset-parsing.c

• #include <assert.h>
  #include <stdio.h>
  #include "glib.h"
  #include "hb-subset.h"
  #include "helper-subset.hh"
  
  static
  hb_face_t* open_font(const char* path)
  {
    hb_face_t *face = hb_face_create_from_file_or_fail (path, 0);
    g_assert (face);
    return face;
  }
  
  static
  gboolean check_parsing(hb_face_t* face, const char* spec, hb_tag_t axis, float exp_min, float exp_def, float exp_max)
  {
    printf(">> testing spec: %s\n", spec);
    hb_subset_input_t* input = hb_subset_input_create_or_fail();
    g_assert(input);
  
    {
      GError* error;
      char *spec_copy = g_strdup (spec);
      gboolean res = parse_instancing_spec(spec_copy, face, input, &error);
      g_free(spec_copy);
      if (!res) {
        hb_subset_input_destroy(input);
        return res;
      }
    }
  
    float act_min = 0.0, act_def = 0.0, act_max = 0.0;
    hb_bool_t res = hb_subset_input_get_axis_range(input, axis, &act_min, &act_max, &act_def);
    if (!res) {
      hb_subset_input_destroy(input);
      return false;
  
    }
  
    g_assert_cmpuint(exp_min, ==, act_min);
    g_assert_cmpuint(exp_def, ==, act_def);
    g_assert_cmpuint(exp_max, ==, act_max);
  
    hb_subset_input_destroy(input);
    return true;
  }
  
  static hb_tag_t wght = HB_TAG('w', 'g', 'h', 't');
  static hb_tag_t xxxx = HB_TAG('x', 'x', 'x', 'x');
  
  static void
  test_parse_instancing_spec (void)
  {
    hb_face_t* face = open_font("../test/api/fonts/AdobeVFPrototype-Subset.otf");
    hb_face_t* roboto = open_font("../test/api/fonts/Roboto-Variable.abc.ttf");
  
    g_assert(check_parsing(face, "wght=300",         wght, 300,  300,  300));
    g_assert(check_parsing(face, "wght=100:200:300", wght, 100,  200,  300));
    g_assert(check_parsing(face, "wght=:500:",       wght,   0,  500, 1000));
    g_assert(check_parsing(face, "wght=::700",       wght,   0,  700,  700));
    g_assert(check_parsing(face, "wght=200::",       wght, 200, 1000, 1000));
    g_assert(check_parsing(face, "wght=200:300:",    wght, 200,  300, 1000));
    g_assert(check_parsing(face, "wght=:300:500",    wght,   0,  300,  500));
    g_assert(check_parsing(face, "wght=300::700",    wght, 300,  700,  700));
    g_assert(check_parsing(face, "wght=300:700",    wght,  300,  700,  700));
    g_assert(check_parsing(face, "wght=:700",       wght,    0,  700,  700));
    g_assert(check_parsing(face, "wght=200:",       wght,  200, 1000, 1000));
  
    g_assert(check_parsing(face, "wght=200: xxxx=50", wght,  200, 1000, 1000));
    g_assert(check_parsing(face, "wght=200: xxxx=50", xxxx,   50,   50,   50));
    g_assert(check_parsing(face, "wght=200:,xxxx=50", wght,  200, 1000, 1000));
    g_assert(check_parsing(face, "wght=200:,xxxx=50", xxxx,   50,   50,   50));
  
    g_assert(check_parsing(face, "wght=200,*=drop", wght,  1000, 1000, 1000));
    g_assert(check_parsing(face, "wght=200,*=drop", xxxx,  0, 0, 0));
    g_assert(check_parsing(face, "*=drop,wght=200", wght,  200, 200, 200));
    g_assert(check_parsing(face, "*=drop,wght=200", xxxx,  0, 0, 0));
    g_assert(check_parsing(face, "*=drop,wght=200,xxxx=50", wght,  200, 200, 200));
    g_assert(check_parsing(face, "*=drop,wght=200,xxxx=50", xxxx,  50, 50, 50));
    g_assert(check_parsing(face, "xxxx=50,*=drop,wght=200", wght,  200, 200, 200));
    g_assert(check_parsing(face, "xxxx=50,*=drop,wght=200", xxxx,  0, 0, 0));
    g_assert(check_parsing(face, "*=drop", wght,  1000, 1000, 1000));
    g_assert(check_parsing(face, "*=drop", xxxx,  0, 0, 0));
  
    g_assert(check_parsing(roboto, "wght=300",         wght, 300,  300,  300));
    g_assert(check_parsing(roboto, "wght=100:200:300", wght, 100,  200,  300));
    g_assert(check_parsing(roboto, "wght=:500:",       wght, 100,  500,  900));
    g_assert(check_parsing(roboto, "wght=::850",       wght, 100,  400,  850));
    g_assert(check_parsing(roboto, "wght=200::",       wght, 200,  400,  900));
    g_assert(check_parsing(roboto, "wght=200:300:",    wght, 200,  300,  900));
    g_assert(check_parsing(roboto, "wght=:300:500",    wght, 100,  300,  500));
    g_assert(check_parsing(roboto, "wght=300::700",    wght, 300,  400,  700));
    g_assert(check_parsing(roboto, "wght=300:700",    wght,  300,  400,  700));
    g_assert(check_parsing(roboto, "wght=:700",       wght,  100,  400,  700));
    g_assert(check_parsing(roboto, "wght=200:",       wght,  200,  400,  900));
  
    hb_face_destroy(face);
    hb_face_destroy(roboto);
  }
  
  
  int
  main (int argc, char **argv)
  {
    test_parse_instancing_spec();
  
    return 0;
  }
  

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