1/*
2 * Copyright 2013 Google Inc.
3 *
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
6 */
7
8#include "SkCommandLineFlags.h"
9#include "SkFontMgr.h"
10#include "SkOTTable_name.h"
11#include "SkTypeface.h"
12#include "Test.h"
13
14#include <stddef.h>
15
16template <size_t R, size_t D> struct Format0NameTable {
17    SkOTTableName header;
18    SkOTTableName::Record nameRecord[R];
19    char data[D];
20};
21
22template <size_t R, size_t L, size_t D> struct Format1NameTable {
23    SkOTTableName header;
24    SkOTTableName::Record nameRecord[R];
25    struct {
26        SkOTTableName::Format1Ext header;
27        SkOTTableName::Format1Ext::LangTagRecord langTagRecord[L];
28    } format1ext;
29    char data[D];
30};
31
32typedef Format0NameTable<1, 9> SimpleFormat0NameTable;
33SimpleFormat0NameTable simpleFormat0NameTable = {
34    /*header*/ {
35        /*format*/ SkOTTableName::format_0,
36        /*count*/ SkTEndianSwap16<1>::value,
37        /*stringOffset*/ SkTEndianSwap16<offsetof(SimpleFormat0NameTable, data)>::value,
38    },
39    /*nameRecord[]*/ {
40        /*Record*/ {
41            /*platformID*/ { SkOTTableName::Record::PlatformID::Windows },
42            /*encodingID*/ { SkOTTableName::Record::EncodingID::Windows::UnicodeBMPUCS2 },
43            /*languageID*/ { SkOTTableName::Record::LanguageID::Windows::English_UnitedStates },
44            /*nameID*/ { SkOTTableName::Record::NameID::Predefined::FontFamilyName },
45            /*length*/ SkTEndianSwap16<8>::value,
46            /*offset*/ SkTEndianSwap16<0>::value,
47        }
48    },
49    /*data*/ "\x0" "T" "\x0" "e" "\x0" "s" "\x0" "t",
50};
51
52typedef Format1NameTable<1, 1, 19> SimpleFormat1NameTable;
53SimpleFormat1NameTable simpleFormat1NameTable = {
54    /*header*/ {
55        /*format*/ SkOTTableName::format_1,
56        /*count*/ SkTEndianSwap16<1>::value,
57        /*stringOffset*/ SkTEndianSwap16<offsetof(SimpleFormat1NameTable, data)>::value,
58    },
59    /*nameRecord[]*/ {
60        /*Record*/ {
61            /*platformID*/ { SkOTTableName::Record::PlatformID::Windows },
62            /*encodingID*/ { SkOTTableName::Record::EncodingID::Windows::UnicodeBMPUCS2 },
63            /*languageID*/ { SkTEndianSwap16<0x8000 + 0>::value },
64            /*nameID*/ { SkOTTableName::Record::NameID::Predefined::FontFamilyName },
65            /*length*/ SkTEndianSwap16<8>::value,
66            /*offset*/ SkTEndianSwap16<0>::value,
67        }
68    },
69    /*format1ext*/ {
70        /*header*/ {
71            /*langTagCount*/ SkTEndianSwap16<1>::value,
72        },
73        /*langTagRecord[]*/ {
74            /*LangTagRecord*/ {
75                /*length*/ SkTEndianSwap16<10>::value,
76                /*offset*/ SkTEndianSwap16<8>::value,
77            },
78        },
79    },
80    /*data*/ "\x0" "T" "\x0" "e" "\x0" "s" "\x0" "t"
81             "\x0" "e" "\x0" "n" "\x0" "-" "\x0" "U" "\x0" "S",
82};
83
84struct FontNamesTest {
85    SkOTTableName* data;
86    SkOTTableName::Record::NameID nameID;
87    size_t nameCount;
88    struct {
89        const char* name;
90        const char* language;
91    } names[10];
92
93} test[] = {
94    {
95        (SkOTTableName*)&simpleFormat0NameTable,
96        { SkOTTableName::Record::NameID::Predefined::FontFamilyName },
97        1,
98        {
99            { "Test", "en-US" },
100        },
101    },
102    {
103        (SkOTTableName*)&simpleFormat1NameTable,
104        { SkOTTableName::Record::NameID::Predefined::FontFamilyName },
105        1,
106        {
107            { "Test", "en-US" },
108        },
109    },
110};
111
112static void test_synthetic(skiatest::Reporter* reporter, bool verbose) {
113    for (size_t i = 0; i < SK_ARRAY_COUNT(test); ++i) {
114        SkOTTableName::Iterator iter(*test[i].data, test[i].nameID.predefined.value);
115        SkOTTableName::Iterator::Record record;
116        size_t nameIndex = 0;
117        while (nameIndex < test[i].nameCount && iter.next(record)) {
118            REPORTER_ASSERT(reporter,
119                            strcmp(test[i].names[nameIndex].name, record.name.c_str()) == 0,
120                            "Name did not match.");
121
122            REPORTER_ASSERT(reporter,
123                            strcmp(test[i].names[nameIndex].language, record.language.c_str()) == 0,
124                            "Language did not match.");
125
126            //printf("%s <%s>\n", record.name.c_str(), record.language.c_str());
127
128            ++nameIndex;
129        }
130
131        REPORTER_ASSERT(reporter, nameIndex == test[i].nameCount, "Fewer names than expected.");
132
133        REPORTER_ASSERT(reporter, !iter.next(record), "More names than expected.");
134    }
135}
136
137#define MAX_FAMILIES 1000
138static void test_systemfonts(skiatest::Reporter* reporter, bool verbose) {
139    static const SkFontTableTag nameTag = SkSetFourByteTag('n','a','m','e');
140
141    sk_sp<SkFontMgr> fm(SkFontMgr::RefDefault());
142    int count = SkMin32(fm->countFamilies(), MAX_FAMILIES);
143    for (int i = 0; i < count; ++i) {
144        sk_sp<SkFontStyleSet> set(fm->createStyleSet(i));
145        for (int j = 0; j < set->count(); ++j) {
146            SkString sname;
147            SkFontStyle fs;
148            set->getStyle(j, &fs, &sname);
149
150            sk_sp<SkTypeface> typeface(set->createTypeface(j));
151
152            SkString familyName;
153            typeface->getFamilyName(&familyName);
154            if (verbose) {
155                SkDebugf("[%s]\n", familyName.c_str());
156            }
157
158            sk_sp<SkTypeface::LocalizedStrings> familyNamesIter(
159                typeface->createFamilyNameIterator());
160            SkTypeface::LocalizedString familyNameLocalized;
161            while (familyNamesIter->next(&familyNameLocalized)) {
162                if (verbose) {
163                    SkDebugf("(%s) <%s>\n", familyNameLocalized.fString.c_str(),
164                                            familyNameLocalized.fLanguage.c_str());
165                }
166            }
167
168            size_t nameTableSize = typeface->getTableSize(nameTag);
169            if (0 == nameTableSize) {
170                continue;
171            }
172            SkAutoTMalloc<uint8_t> nameTableData(nameTableSize);
173            size_t copied = typeface->getTableData(nameTag, 0, nameTableSize, nameTableData.get());
174            if (copied != nameTableSize) {
175                continue;
176            }
177
178            SkOTTableName::Iterator::Record record;
179            SkOTTableName::Iterator familyNameIter(*((SkOTTableName*)nameTableData.get()),
180                SkOTTableName::Record::NameID::Predefined::FontFamilyName);
181            while (familyNameIter.next(record)) {
182                REPORTER_ASSERT(
183                        reporter,
184                        SkOTTableName::Record::NameID::Predefined::FontFamilyName == record.type,
185                        "Requested family name, got something else.");
186                if (verbose) {
187                    SkDebugf("{%s} <%s>\n", record.name.c_str(), record.language.c_str());
188                }
189            }
190
191            SkOTTableName::Iterator styleNameIter(*((SkOTTableName*)nameTableData.get()),
192                SkOTTableName::Record::NameID::Predefined::FontSubfamilyName);
193            while (styleNameIter.next(record)) {
194                REPORTER_ASSERT(
195                        reporter,
196                        SkOTTableName::Record::NameID::Predefined::FontSubfamilyName == record.type,
197                        "Requested subfamily name, got something else.");
198                if (verbose) {
199                    SkDebugf("{{%s}} <%s>\n", record.name.c_str(), record.language.c_str());
200                }
201            }
202
203            if (verbose) {
204                SkDebugf("\n");
205            }
206        }
207    }
208}
209
210DEFINE_bool(verboseFontNames, false, "verbose FontNames test.");
211
212DEF_TEST(FontNames, reporter) {
213    test_synthetic(reporter, FLAGS_verboseFontNames);
214    test_systemfonts(reporter, FLAGS_verboseFontNames);
215}
216