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/*
 * Copyright © 2011  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): Behdad Esfahbod
 */

#include "hb-test.h"

/* Unit tests for hb-object-private.h */


static hb_blob_t *
create_blob (void)
{
  static char data[] = "test data";
  return hb_blob_create (data, sizeof (data), HB_MEMORY_MODE_READONLY, NULL, NULL);
}
static hb_blob_t *
create_blob_from_inert (void)
{
  return NULL;
}

static hb_buffer_t *
create_buffer (void)
{
  return hb_buffer_create ();
}
static hb_buffer_t *
create_buffer_from_inert (void)
{
  return NULL;
}

static hb_map_t *
create_map (void)
{
  return hb_map_create ();
}
static hb_map_t *
create_map_from_inert (void)
{
  return NULL;
}

static hb_set_t *
create_set (void)
{
  return hb_set_create ();
}
static hb_set_t *
create_set_from_inert (void)
{
  return NULL;
}

static hb_face_t *
create_face (void)
{
  hb_blob_t *blob = (hb_blob_t *) create_blob ();
  hb_face_t *face = hb_face_create (blob, 0);
  hb_blob_destroy (blob);
  return face;
}
static hb_face_t *
create_face_from_inert (void)
{
  return hb_face_create (hb_blob_get_empty (), 0);
}

static hb_font_t *
create_font (void)
{
  hb_face_t *face = (hb_face_t *) create_face ();
  hb_font_t *font = hb_font_create (face);
  hb_face_destroy (face);
  return font;
}
static hb_font_t *
create_font_from_inert (void)
{
  return hb_font_create (hb_face_get_empty ());
}

static hb_font_funcs_t *
create_font_funcs (void)
{
  return hb_font_funcs_create ();
}
static hb_font_funcs_t *
create_font_funcs_from_inert (void)
{
  return NULL;
}

static hb_shape_plan_t *
create_shape_plan (void)
{
  hb_segment_properties_t props = HB_SEGMENT_PROPERTIES_DEFAULT;
  props.direction = HB_DIRECTION_LTR;
  hb_face_t *face = (hb_face_t *) create_face ();
  hb_shape_plan_t *shape_plan = hb_shape_plan_create (face, &props, NULL, 0, NULL);
  hb_face_destroy (face);
  return shape_plan;
}
static hb_shape_plan_t *
create_shape_plan_from_inert (void)
{
  return NULL;
}

static hb_unicode_funcs_t *
create_unicode_funcs (void)
{
  return hb_unicode_funcs_create (NULL);
}
static hb_unicode_funcs_t *
create_unicode_funcs_from_inert (void)
{
  return hb_unicode_funcs_create (hb_unicode_funcs_get_empty ());
}


#define MAGIC0 0x12345678
#define MAGIC1 0x76543210

typedef struct {
  int value;
  gboolean freed;
} data_t;

static int global_data;

static void global_free_up (void *p G_GNUC_UNUSED)
{
  global_data++;
}

static void free_up0 (void *p)
{
  data_t *data = (data_t *) p;

  g_assert_cmphex (data->value, ==, MAGIC0);
  g_assert_true (!data->freed);
  data->freed = TRUE;
}

static void free_up1 (void *p)
{
  data_t *data = (data_t *) p;

  g_assert_cmphex (data->value, ==, MAGIC1);
  g_assert_true (!data->freed);
  data->freed = TRUE;
}

#define OBJECT(name, _hb_object_make_immutable, _hb_object_is_immutable) \
static void \
test_object_##name (void) \
{ \
  typedef hb_##name##_t type_t; \
  typedef type_t   *(*create_func_t)         (void); \
  typedef type_t   *(*reference_func_t)      (type_t *obj); \
  typedef void      (*destroy_func_t)        (type_t *obj); \
  typedef hb_bool_t (*set_user_data_func_t)  (type_t *obj, hb_user_data_key_t *key, void *data, hb_destroy_func_t destroy, hb_bool_t replace); \
  typedef void *    (*get_user_data_func_t)  (const type_t *obj, hb_user_data_key_t *key); \
  typedef void      (*make_immutable_func_t) (type_t *obj); \
  typedef hb_bool_t (*is_immutable_func_t)   (type_t *obj); \
 \
  struct object_t { \
    create_func_t          create; \
    create_func_t          create_from_inert; \
    create_func_t          get_empty; \
    reference_func_t       reference; \
    destroy_func_t         destroy; \
    set_user_data_func_t   set_user_data; \
    get_user_data_func_t   get_user_data; \
    make_immutable_func_t  make_immutable; \
    is_immutable_func_t    is_immutable; \
    const char            *name; \
  } o[1] = {{\
    create_##name, \
    create_##name##_from_inert, \
    hb_##name##_get_empty, \
    hb_##name##_reference, \
    hb_##name##_destroy, \
    hb_##name##_set_user_data, \
    hb_##name##_get_user_data, \
    _hb_object_make_immutable, \
    _hb_object_is_immutable, \
    #name, \
  }}; \
 \
  void *obj; \
  hb_user_data_key_t key[1001]; \
 \
  { \
    unsigned int j; \
    data_t data[1000] = {{MAGIC0, FALSE}, {MAGIC1, FALSE}}; \
 \
    g_test_message ("Testing object %s", o->name); \
 \
    g_test_message ("->create()"); \
    obj = o->create (); \
    g_assert_true (obj); \
 \
    g_assert_true (obj == o->reference (obj)); \
    o->destroy (obj); \
 \
    if (o->is_immutable) \
      g_assert_true (!o->is_immutable (obj)); \
 \
    g_assert_true (o->set_user_data (obj, &key[0], &data[0], free_up0, TRUE)); \
    g_assert_true (o->get_user_data (obj, &key[0]) == &data[0]); \
 \
    if (o->is_immutable) { \
      o->make_immutable (obj); \
      g_assert_true (o->is_immutable (obj)); \
    } \
 \
    /* Should still work even if object is made immutable */ \
    g_assert_true (o->set_user_data (obj, &key[1], &data[1], free_up1, TRUE)); \
    g_assert_true (o->get_user_data (obj, &key[1]) == &data[1]); \
 \
    g_assert_true (!o->set_user_data (obj, NULL, &data[0], free_up0, TRUE)); \
    g_assert_true (o->get_user_data (obj, &key[0]) == &data[0]); \
    g_assert_true (o->set_user_data (obj, &key[0], &data[1], NULL, TRUE)); \
    g_assert_true (data[0].freed); \
    g_assert_true (o->get_user_data (obj, &key[0]) == &data[1]); \
    g_assert_true (!data[1].freed); \
 \
    data[0].freed = FALSE; \
    g_assert_true (o->set_user_data (obj, &key[0], &data[0], free_up0, TRUE)); \
    g_assert_true (!data[0].freed); \
    g_assert_true (o->set_user_data (obj, &key[0], NULL, NULL, TRUE)); \
    g_assert_true (data[0].freed); \
 \
    data[0].freed = FALSE; \
    global_data = 0; \
    g_assert_true (o->set_user_data (obj, &key[0], &data[0], free_up0, TRUE)); \
    g_assert_true (!o->set_user_data (obj, &key[0], &data[0], free_up0, FALSE)); \
    g_assert_cmpuint (global_data, ==, 0); \
    g_assert_true (o->set_user_data (obj, &key[0], NULL, global_free_up, TRUE)); \
    g_assert_cmpuint (global_data, ==, 0); \
    g_assert_true (o->set_user_data (obj, &key[0], NULL, NULL, TRUE)); \
    g_assert_cmpuint (global_data, ==, 1); \
 \
    global_data = 0; \
    for (j = 2; j < 1000; j++) \
      g_assert_true (o->set_user_data (obj, &key[j], &data[j], global_free_up, TRUE)); \
    for (j = 2; j < 1000; j++) \
      g_assert_true (o->get_user_data (obj, &key[j]) == &data[j]); \
    for (j = 100; j < 1000; j++) \
      g_assert_true (o->set_user_data (obj, &key[j], NULL, NULL, TRUE)); \
    for (j = 2; j < 100; j++) \
      g_assert_true (o->get_user_data (obj, &key[j]) == &data[j]); \
    for (j = 100; j < 1000; j++) \
      g_assert_true (!o->get_user_data (obj, &key[j])); \
    g_assert_cmpuint (global_data, ==, 900); \
 \
    g_assert_true (!data[1].freed); \
    o->destroy (obj); \
    g_assert_true (data[0].freed); \
    g_assert_true (data[1].freed); \
    g_assert_cmpuint (global_data, ==, 1000-2); \
  } \
 \
  { \
    data_t data[2] = {{MAGIC0, FALSE}, {MAGIC1, FALSE}}; \
 \
    g_test_message ("->get_empty()"); \
    obj = o->get_empty (); \
    g_assert_true (obj); \
 \
    g_assert_true (obj == o->reference (obj)); \
    o->destroy (obj); \
 \
    if (o->is_immutable) \
      g_assert_true (o->is_immutable (obj)); \
 \
    g_assert_true (!o->set_user_data (obj, &key[0], &data[0], free_up0, TRUE)); \
    g_assert_true (!o->get_user_data (obj, &key[0])); \
 \
    o->destroy (obj); \
    o->destroy (obj); \
    o->destroy (obj); \
    o->destroy (obj); \
    o->destroy (obj); \
 \
    g_assert_true (!data[0].freed); \
  } \
 \
  { \
    data_t data[2] = {{MAGIC0, FALSE}, {MAGIC1, FALSE}}; \
 \
    g_test_message ("->create_from_inert()"); \
    obj = o->create_from_inert (); \
    if (!obj) \
      return; \
    g_assert_true (obj != o->get_empty ()); \
 \
    g_assert_true (obj == o->reference (obj)); \
    o->destroy (obj); \
 \
    if (o->is_immutable) \
      g_assert_true (!o->is_immutable (obj)); \
 \
    g_assert_true (o->set_user_data (obj, &key[0], &data[0], free_up0, TRUE)); \
    g_assert_true (o->get_user_data (obj, &key[0])); \
 \
    o->destroy (obj); \
 \
    g_assert_true (data[0].freed); \
  } \
}

#define OBJECT_WITH_IMMUTABILITY(name) \
	OBJECT (name, hb_##name##_make_immutable, hb_##name##_is_immutable)
#define OBJECT_WITHOUT_IMMUTABILITY(name) \
	OBJECT (name, NULL, NULL)


OBJECT_WITHOUT_IMMUTABILITY (buffer)
OBJECT_WITHOUT_IMMUTABILITY (map)
OBJECT_WITHOUT_IMMUTABILITY (set)
OBJECT_WITHOUT_IMMUTABILITY (shape_plan)

OBJECT_WITH_IMMUTABILITY (blob)
OBJECT_WITH_IMMUTABILITY (face)
OBJECT_WITH_IMMUTABILITY (font)
OBJECT_WITH_IMMUTABILITY (font_funcs)
OBJECT_WITH_IMMUTABILITY (unicode_funcs)

int
main (int argc, char **argv)
{
  hb_test_init (&argc, &argv);

  hb_test_add (test_object_buffer);
  hb_test_add (test_object_map);
  hb_test_add (test_object_shape_plan);
  hb_test_add (test_object_set);

  hb_test_add (test_object_blob);
  hb_test_add (test_object_face);
  hb_test_add (test_object_font);
  hb_test_add (test_object_font_funcs);
  hb_test_add (test_object_unicode_funcs);

  return hb_test_run ();
}
kc3-lang/harfbuzz/test/api/test-object.c

Commit

test/api/test-object.c
