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/core/horizontal_device_metrics_table.h"
20 #include "test/test_data.h"
21 #include "test/test_font_utils.h"
22
23 namespace sfntly {
24
25 const int32_t HDMX_VERSION = 0;
26 const int32_t HDMX_NUM_RECORDS = 4;
27 const int32_t HDMX_RECORD_SIZE = 628;
28 const int32_t HDMX_PIXEL_SIZE[] = {10, 11, 12, 13};
29 const int32_t HDMX_MAX_WIDTH[] = {5, 6, 7, 7};
30
TestReadingHdmxTable()31 bool TestReadingHdmxTable() {
32 FontFactoryPtr factory;
33 factory.Attach(FontFactory::GetInstance());
34 FontArray font_array;
35 LoadFont(SAMPLE_BITMAP_FONT, factory, &font_array);
36 FontPtr font = font_array[0];
37
38 HorizontalDeviceMetricsTablePtr hdmx_table =
39 down_cast<HorizontalDeviceMetricsTable*>(font->GetTable(Tag::hdmx));
40
41 EXPECT_FALSE(hdmx_table == NULL);
42
43 EXPECT_EQ(hdmx_table->Version(), HDMX_VERSION);
44 EXPECT_EQ(hdmx_table->NumRecords(), HDMX_NUM_RECORDS);
45 EXPECT_EQ(hdmx_table->RecordSize(), HDMX_RECORD_SIZE);
46
47 for (int32_t i = 0; i < HDMX_NUM_RECORDS; ++i) {
48 EXPECT_EQ(hdmx_table->PixelSize(i), HDMX_PIXEL_SIZE[i]);
49 EXPECT_EQ(hdmx_table->MaxWidth(i), HDMX_MAX_WIDTH[i]);
50 }
51
52 EXPECT_EQ(hdmx_table->Width(0, 0), HDMX_MAX_WIDTH[0]);
53 EXPECT_EQ(hdmx_table->Width(0, 19), HDMX_MAX_WIDTH[0]);
54 EXPECT_EQ(hdmx_table->Width(0, 623), HDMX_MAX_WIDTH[0]);
55 EXPECT_EQ(hdmx_table->Width(1, 0), HDMX_MAX_WIDTH[1]);
56 EXPECT_EQ(hdmx_table->Width(1, 19), HDMX_MAX_WIDTH[1]);
57 EXPECT_EQ(hdmx_table->Width(1, 623), HDMX_MAX_WIDTH[1]);
58 EXPECT_EQ(hdmx_table->Width(2, 0), HDMX_MAX_WIDTH[2]);
59 EXPECT_EQ(hdmx_table->Width(2, 19), HDMX_MAX_WIDTH[2]);
60 EXPECT_EQ(hdmx_table->Width(2, 623), HDMX_MAX_WIDTH[2]);
61 EXPECT_EQ(hdmx_table->Width(3, 0), HDMX_MAX_WIDTH[3]);
62 EXPECT_EQ(hdmx_table->Width(3, 19), HDMX_MAX_WIDTH[3]);
63 EXPECT_EQ(hdmx_table->Width(3, 623), HDMX_MAX_WIDTH[3]);
64
65 #if defined(SFNTLY_NO_EXCEPTION)
66 EXPECT_EQ(hdmx_table->PixelSize(4), -1);
67 EXPECT_EQ(hdmx_table->PixelSize(-1), -1);
68 EXPECT_EQ(hdmx_table->MaxWidth(4), -1);
69 EXPECT_EQ(hdmx_table->MaxWidth(-1), -1);
70 EXPECT_EQ(hdmx_table->Width(0, 624), -1);
71 EXPECT_EQ(hdmx_table->Width(1, -1), -1);
72 EXPECT_EQ(hdmx_table->Width(-1, 0), -1);
73 EXPECT_EQ(hdmx_table->Width(-1, -1), -1);
74 #endif
75 return true;
76 }
77
78 } // namespace sfntly
79
TEST(HdmxTable,All)80 TEST(HdmxTable, All) {
81 ASSERT_TRUE(sfntly::TestReadingHdmxTable());
82 }
83