1/*
2 * Copyright 2011 Google Inc. All Rights Reserved.
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#include "gtest/gtest.h"
18#include "sfntly/font.h"
19#include "sfntly/table/truetype/loca_table.h"
20#include "test/serialization_test.h"
21
22namespace sfntly {
23
24const int32_t LOCA_NUM_LOCAS = 1503;
25const int32_t LOCAS[] = {
26    0x00000,  // 0
27    0x00058,  // 1
28    0x00058,  // 2
29    0x00058,  // 3
30    0x00058,  // 4
31    0x000B8,  // 5
32    0x00138,  // 6
33    0x001A4,  // 7
34    0x0025C,  // 8
35    0x00328,  // 9
36    0x003B8,  // 10
37};
38const int32_t NUM_TEST_LOCAS = 11;
39
40static bool VerifyLOCA(Table* table) {
41  LocaTablePtr loca = down_cast<LocaTable*>(table);
42  if (loca == NULL) {
43    return false;
44  }
45
46  EXPECT_EQ(loca->NumLocas(), LOCA_NUM_LOCAS);
47  EXPECT_EQ(loca->num_glyphs(), LOCA_NUM_LOCAS - 1);
48
49  for (int32_t i = 0; i < NUM_TEST_LOCAS - 1; ++i) {
50    EXPECT_EQ(loca->GlyphOffset(i), LOCAS[i]);
51    EXPECT_EQ(loca->GlyphLength(i), LOCAS[i + 1] - LOCAS[i]);
52  }
53  return true;
54}
55
56bool VerifyLOCA(Table* original, Table* target) {
57  EXPECT_TRUE(VerifyLOCA(original));
58  EXPECT_TRUE(VerifyLOCA(target));
59  return true;
60}
61
62}  // namespace sfntly
63