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/math/fixed1616.h"
20#include "sfntly/table/core/horizontal_header_table.h"
21#include "test/serialization_test.h"
22
23namespace sfntly {
24
25const int32_t HHEA_ASCENDER = 2023;
26const int32_t HHEA_DESCENDER = -648;
27const int32_t HHEA_LINE_GAP = 93;
28const int32_t HHEA_ADVANCE_WIDTH_MAX = 2753;
29const int32_t HHEA_MIN_LSB = -968;
30const int32_t HHEA_MIN_RSB = -411;
31const int32_t HHEA_X_MAX_EXTENT = 2628;
32const int32_t HHEA_METRIC_DATA_FORMAT = 0;
33const int32_t HHEA_NUM_METRICS = 1499;
34
35static bool VerifyHHEA(Table* table) {
36  HorizontalHeaderTablePtr hhea = down_cast<HorizontalHeaderTable*>(table);
37  if (hhea == NULL) {
38    return false;
39  }
40
41  EXPECT_EQ(hhea->TableVersion(), Fixed1616::Fixed(1, 0));
42  EXPECT_EQ(hhea->Ascender(), HHEA_ASCENDER);
43  EXPECT_EQ(hhea->Descender(), HHEA_DESCENDER);
44  EXPECT_EQ(hhea->AdvanceWidthMax(), HHEA_ADVANCE_WIDTH_MAX);
45  EXPECT_EQ(hhea->MinLeftSideBearing(), HHEA_MIN_LSB);
46  EXPECT_EQ(hhea->MinRightSideBearing(), HHEA_MIN_RSB);
47  EXPECT_EQ(hhea->XMaxExtent(), HHEA_X_MAX_EXTENT);
48  // TODO(arthurhsu): CaretSlopeRise() not tested
49  // TODO(arthurhsu): CaretSlopeRun() not tested
50  // TODO(arthurhsu): CaretOffset() not tested
51  EXPECT_EQ(hhea->MetricDataFormat(), HHEA_METRIC_DATA_FORMAT);
52  EXPECT_EQ(hhea->NumberOfHMetrics(), HHEA_NUM_METRICS);
53
54  return true;
55}
56
57bool VerifyHHEA(Table* original, Table* target) {
58  EXPECT_TRUE(VerifyHHEA(original));
59  EXPECT_TRUE(VerifyHHEA(target));
60  return true;
61}
62
63}  // namespace sfntly
64