1 /*
2  * Copyright (c) 2023 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #include <fstream>
17 #include <gtest/gtest.h>
18 #include <gmock/gmock.h>
19 
20 #include "font_config.h"
21 #include "font_parser.h"
22 #include "texgine/utils/exlog.h"
23 #include "cmap_table_parser.h"
24 #include "name_table_parser.h"
25 #include "post_table_parser.h"
26 #include "ranges.h"
27 
28 using namespace testing;
29 using namespace testing::ext;
30 
31 namespace OHOS {
32 namespace Rosen {
33 namespace TextEngine {
34 static const std::string FILE_NAME = "/system/fonts/visibility_list.json";
35 
36 class FontParserTest : public testing::Test {
37 };
38 
39 class MockCmapTableParser : public CmapTableParser {
40 public:
MockCmapTableParser()41     MockCmapTableParser() {}
42     MOCK_METHOD0(Dump, void());
43 };
44 
GetFontSet(const char* fname)45 std::vector<std::string> GetFontSet(const char* fname)
46 {
47     FontConfig fontConfig(fname);
48     return fontConfig.GetFontSet();
49 }
50 
ShowVisibilityFonts(std::vector<FontParser::FontDescriptor>& visibilityFonts)51 void ShowVisibilityFonts(std::vector<FontParser::FontDescriptor>& visibilityFonts)
52 {
53     for (auto &it : visibilityFonts) {
54         LOGSO_FUNC_LINE(INFO) << "\n fontFamily: " << it.fontFamily
55                               << "\n fontSubfamily: " << it.fontSubfamily
56                               << "\n fullName: " << it.fullName
57                               << "\n italic: " << it.italic
58                               << "\n monoSpace: " << it.monoSpace
59                               << "\n path: " << it.path
60                               << "\n postScriptName: " << it.postScriptName
61                               << "\n symbolic: " << it.symbolic
62                               << "\n weight: " << it.weight
63                               << "\n width: " << it.width;
64     }
65 }
66 
67 /**
68  * @tc.name: FontParserTest1
69  * @tc.desc: test get fontSet file parser
70  * @tc.type:FUNC
71  */
HWTEST_F(FontParserTest, FontParserTest1, TestSize.Level1)72 HWTEST_F(FontParserTest, FontParserTest1, TestSize.Level1)
73 {
74     auto fontSet1 = GetFontSet(nullptr);
75     EXPECT_EQ(fontSet1.size(), 0);
76 
77     std::ifstream fileStream(FILE_NAME.c_str());
78     if (fileStream.is_open()) {
79         auto fontSet2 = GetFontSet(FILE_NAME.c_str());
80         EXPECT_NE(fontSet2.size(), 0);
81         fileStream.close();
82     } else {
83         auto fontSet2 = GetFontSet(FILE_NAME.c_str());
84         EXPECT_EQ(fontSet2.size(), 0);
85     }
86 }
87 
88 /**
89  * @tc.name: FontParserTest2
90  * @tc.desc: test font file parser
91  * @tc.type:FUNC
92  */
HWTEST_F(FontParserTest, FontParserTest2, TestSize.Level1)93 HWTEST_F(FontParserTest, FontParserTest2, TestSize.Level1)
94 {
95     FontParser fontParser;
96     auto visibilityFonts = fontParser.GetVisibilityFonts();
97     fontParser.GetVisibilityFontByName("Noto Sans Regular");
98     std::ifstream fileStream(FILE_NAME.c_str());
99     if (fileStream.is_open()) {
100         EXPECT_NE(visibilityFonts.size(), 0);
101         ShowVisibilityFonts(visibilityFonts);
102         fileStream.close();
103     } else {
104         EXPECT_EQ(visibilityFonts.size(), 0);
105     }
106 }
107 
108 /**
109  * @tc.name: FontParserTest3
110  * @tc.desc: test font file parser
111  * @tc.type:FUNC
112  */
HWTEST_F(FontParserTest, FontParserTest3, TestSize.Level1)113 HWTEST_F(FontParserTest, FontParserTest3, TestSize.Level1)
114 {
115     FontParser fontParser;
116     std::unique_ptr<FontParser::FontDescriptor> font =
117         fontParser.GetVisibilityFontByName("Noto Sans Regular");
118     EXPECT_EQ(font->fontFamily, "Noto Sans");
119 }
120 
121 /**
122  * @tc.name: FontConfigTest1
123  * @tc.desc: test font file parser
124  * @tc.type:FUNC
125  */
HWTEST_F(FontParserTest, FontConfigTest1, TestSize.Level1)126 HWTEST_F(FontParserTest, FontConfigTest1, TestSize.Level1)
127 {
128     FontConfigJson fontConfigJson;
129     EXPECT_EQ(fontConfigJson.ParseFile(), 0);
130     auto info = fontConfigJson.GetFontConfigJsonInfo();
131     EXPECT_EQ(info->fontDirSet.size(), 1);
132     fontConfigJson.Dump();
133 }
134 
135 /**
136  * @tc.name: FontConfigTest2
137  * @tc.desc: test font file parser
138  * @tc.type:FUNC
139  */
HWTEST_F(FontParserTest, FontConfigTest2, TestSize.Level1)140 HWTEST_F(FontParserTest, FontConfigTest2, TestSize.Level1)
141 {
142     FontConfigJson fontConfigJson;
143     EXPECT_EQ(fontConfigJson.ParseFontFileMap(), 0);
144     auto map = fontConfigJson.GetFontFileMap();
145     EXPECT_EQ(map->size(), 261);
146     for (auto& it: *map) {
147         ASSERT_GT(it.second.size(), 3);
148         std::string end = it.second.substr(it.second.size() - 3, 3);
149         EXPECT_TRUE(end == "ttf" || end == "oft" || end == "ttc");
150     }
151     fontConfigJson.Dump();
152 }
153 
154 /**
155  * @tc.name: CmapTableParserTest1
156  * @tc.desc: opentype parser test
157  * @tc.type:FUNC
158  */
HWTEST_F(FontParserTest, CmapTableParserTest1, TestSize.Level1)159 HWTEST_F(FontParserTest, CmapTableParserTest1, TestSize.Level1)
160 {
161     MockCmapTableParser mockCmapTableParser;
162     CmapTableParser cmapTableParser_default;
163     CmapTableParser cmapTableParser("test data", 9);
164     struct NameRecord nameRecord;
165     struct NameTable nameTable;
166     nameRecord.encodingId = nameTable.count;
167     EXPECT_EQ(CmapTableParser::Parse(nullptr, 0), nullptr);
168     EXPECT_CALL(mockCmapTableParser, Dump()).Times(1);
169     mockCmapTableParser.Dump();
170 }
171 
172 /**
173  * @tc.name: NameTableParserTest1
174  * @tc.desc: opentype parser test
175  * @tc.type:FUNC
176  */
HWTEST_F(FontParserTest, NameTableParserTest1, TestSize.Level1)177 HWTEST_F(FontParserTest, NameTableParserTest1, TestSize.Level1)
178 {
179     NameTableParser nameTableParser(nullptr, 0);
180     struct NameRecord nameRecord;
181     struct NameTable nameTable;
182     nameRecord.encodingId = nameTable.count;
183     EXPECT_EQ(NameTableParser::Parse(nullptr, 0), nullptr);
184     nameTableParser.Dump();
185 }
186 
187 /**
188  * @tc.name: NameTableParserTest2
189  * @tc.desc: opentype parser test
190  * @tc.type:FUNC
191  */
HWTEST_F(FontParserTest, NameTableParserTest2, TestSize.Level1)192 HWTEST_F(FontParserTest, NameTableParserTest2, TestSize.Level1)
193 {
194     auto typeface = Drawing::Typeface::MakeDefault();
195     ASSERT_NE(typeface, nullptr);
196     auto tag = HB_TAG('n', 'a', 'm', 'e');
197     auto size = typeface->GetTableSize(tag);
198     ASSERT_GT(size, 0);
199     std::unique_ptr<char[]> tableData = nullptr;
200     tableData = std::make_unique<char[]>(size);
201     auto retTableData = typeface->GetTableData(tag, 0, size, tableData.get());
202     ASSERT_EQ(size, retTableData);
203     hb_blob_t* hblob = nullptr;
204     hblob = hb_blob_create(
205             reinterpret_cast<const char *>(tableData.get()), size, HB_MEMORY_MODE_WRITABLE, tableData.get(), nullptr);
206     ASSERT_NE(hblob, nullptr);
207     const char* data_ = nullptr;
208     unsigned int length_ = 0;
209     data_ = hb_blob_get_data(hblob, nullptr);
210     length_ = hb_blob_get_length(hblob);
211     auto parseName = std::make_shared<NameTableParser>(data_, length_);
212     auto nameTable = parseName->Parse(data_, length_);
213     parseName->Dump();
214     hb_blob_destroy(hblob);
215     EXPECT_NE(nameTable, nullptr);
216 }
217 
218 /**
219  * @tc.name: PostTableParserTest1
220  * @tc.desc: opentype parser test
221  * @tc.type:FUNC
222  */
HWTEST_F(FontParserTest, PostTableParserTest1, TestSize.Level1)223 HWTEST_F(FontParserTest, PostTableParserTest1, TestSize.Level1)
224 {
225     PostTable postTable;
226     PostTableParser postTableParser(reinterpret_cast<char*>(&postTable), sizeof(postTable));
227     const PostTable* res = postTableParser.Parse(reinterpret_cast<char*>(&postTable), sizeof(postTable));
228     EXPECT_EQ(res->version.Get(), postTable.version.Get());
229     EXPECT_EQ(res->italicAngle.Get(), postTable.italicAngle.Get());
230     EXPECT_EQ(res->underlinePosition.Get(), postTable.underlinePosition.Get());
231     EXPECT_EQ(res->underlineThickness.Get(), postTable.underlineThickness.Get());
232     EXPECT_EQ(res->isFixedPitch.Get(), postTable.isFixedPitch.Get());
233     EXPECT_EQ(res->minMemType42.Get(), postTable.minMemType42.Get());
234     EXPECT_EQ(res->maxMemType42.Get(), postTable.maxMemType42.Get());
235     EXPECT_EQ(res->minMemType1.Get(), postTable.minMemType1.Get());
236     postTableParser.Dump();
237 }
238 
239 /**
240  * @tc.name: OpenTypeBasicTypeTest1
241  * @tc.desc: opentype parser test
242  * @tc.type:FUNC
243  */
HWTEST_F(FontParserTest, OpenTypeBasicTypeTest1, TestSize.Level1)244 HWTEST_F(FontParserTest, OpenTypeBasicTypeTest1, TestSize.Level1)
245 {
246     char test[] = {'a', 'b', 'c', 'd', 0};
247     struct OpenTypeBasicType::Tag tag;
248     EXPECT_EQ(tag.Get(), "\0\0\0\0");
249     struct OpenTypeBasicType::Int16 int16;
250     EXPECT_EQ(int16.Get(), 0);
251     struct OpenTypeBasicType::Uint16 uint16;
252     EXPECT_EQ(uint16.Get(), 0);
253     struct OpenTypeBasicType::Int32 int32;
254     EXPECT_EQ(int32.Get(), 0);
255     struct OpenTypeBasicType::Uint32 uint32;
256     EXPECT_EQ(uint32.Get(), 0);
257     struct OpenTypeBasicType::Fixed fixed;
258     EXPECT_EQ(fixed.Get(), 0);
259     std::copy(std::begin(test), std::end(test), std::begin(tag.tags));
260     EXPECT_EQ(tag.Get(), test);
261 }
262 
263 /**
264  * @tc.name: RangesTest1
265  * @tc.desc: opentype parser test
266  * @tc.type:FUNC
267  */
HWTEST_F(FontParserTest, RangesTest1, TestSize.Level1)268 HWTEST_F(FontParserTest, RangesTest1, TestSize.Level1)
269 {
270     Ranges ranges;
271     struct Ranges::Range range = { 0, 2, 1 };
272     ranges.AddRange(range);
273     struct Ranges::Range range2 = { 4, 5, 2 };
274     ranges.AddRange(range2);
275     EXPECT_EQ(ranges.GetGlyphId(3), Ranges::INVALID_GLYPH_ID);
276     EXPECT_EQ(ranges.GetGlyphId(0), 1);
277     EXPECT_EQ(ranges.GetGlyphId(4), 6);
278     ranges.Dump();
279 }
280 } // namespace TextEngine
281 } // namespace Rosen
282 } // namespace OHOS
283