1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
|
/*
* Copyright 2014 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "Resources.h"
#include "SkCommandLineFlags.h"
#include "SkFixed.h"
#include "SkFontMgr_android.h"
#include "SkFontMgr_android_parser.h"
#include "SkOSFile.h"
#include "SkTypeface.h"
#include "Test.h"
#include <cmath>
#include <cstdio>
DECLARE_bool(verboseFontMgr);
int CountFallbacks(SkTDArray<FontFamily*> fontFamilies) {
int countOfFallbackFonts = 0;
for (int i = 0; i < fontFamilies.count(); i++) {
if (fontFamilies[i]->fIsFallbackFont) {
countOfFallbackFonts++;
}
}
return countOfFallbackFonts;
}
//https://tools.ietf.org/html/rfc5234#appendix-B.1
static bool isALPHA(int c) {
return ('a' <= c && c <= 'z') || ('A' <= c && c <= 'Z');
}
//https://tools.ietf.org/html/rfc5234#appendix-B.1
static bool isDIGIT(int c) {
return ('0' <= c && c <= '9');
}
void ValidateLoadedFonts(SkTDArray<FontFamily*> fontFamilies, const char* firstExpectedFile,
skiatest::Reporter* reporter) {
REPORTER_ASSERT(reporter, fontFamilies[0]->fNames.count() == 5);
REPORTER_ASSERT(reporter, !strcmp(fontFamilies[0]->fNames[0].c_str(), "sans-serif"));
REPORTER_ASSERT(reporter,
!strcmp(fontFamilies[0]->fFonts[0].fFileName.c_str(), firstExpectedFile));
REPORTER_ASSERT(reporter, !fontFamilies[0]->fIsFallbackFont);
// Check that the languages are all sane.
for (const auto& fontFamily : fontFamilies) {
for (const auto& lang : fontFamily->fLanguages) {
const SkString& langString = lang.getTag();
for (size_t i = 0; i < langString.size(); ++i) {
int c = langString[i];
REPORTER_ASSERT(reporter, isALPHA(c) || isDIGIT(c) || '-' == c);
}
}
}
// All file names in the test configuration files start with a capital letter.
// This is not a general requirement, but it is true of all the test configuration data.
// Verifying ensures the filenames have been read sanely and have not been 'sliced'.
for (int i = 0; i < fontFamilies.count(); ++i) {
FontFamily& family = *fontFamilies[i];
for (int j = 0; j < family.fFonts.count(); ++j) {
FontFileInfo& file = family.fFonts[j];
REPORTER_ASSERT(reporter, !file.fFileName.isEmpty() &&
file.fFileName[0] >= 'A' &&
file.fFileName[0] <= 'Z');
}
}
}
void DumpLoadedFonts(SkTDArray<FontFamily*> fontFamilies, const char* label) {
if (!FLAGS_verboseFontMgr) {
return;
}
SkDebugf("\n--- Dumping %s\n", label);
for (int i = 0; i < fontFamilies.count(); ++i) {
SkDebugf("Family %d:\n", i);
switch(fontFamilies[i]->fVariant) {
case kElegant_FontVariant: SkDebugf(" elegant\n"); break;
case kCompact_FontVariant: SkDebugf(" compact\n"); break;
default: break;
}
SkDebugf(" basePath %s\n", fontFamilies[i]->fBasePath.c_str());
if (!fontFamilies[i]->fLanguages.empty()) {
SkDebugf(" language");
for (const auto& lang : fontFamilies[i]->fLanguages) {
SkDebugf(" %s", lang.getTag().c_str());
}
SkDebugf("\n");
}
for (int j = 0; j < fontFamilies[i]->fNames.count(); ++j) {
SkDebugf(" name %s\n", fontFamilies[i]->fNames[j].c_str());
}
for (int j = 0; j < fontFamilies[i]->fFonts.count(); ++j) {
const FontFileInfo& ffi = fontFamilies[i]->fFonts[j];
SkDebugf(" file (%d) %s#%d", ffi.fWeight, ffi.fFileName.c_str(), ffi.fIndex);
for (const auto& coordinate : ffi.fVariationDesignPosition) {
SkDebugf(" @'%c%c%c%c'=%f",
(coordinate.axis >> 24) & 0xFF,
(coordinate.axis >> 16) & 0xFF,
(coordinate.axis >> 8) & 0xFF,
(coordinate.axis ) & 0xFF,
coordinate.value);
}
SkDebugf("\n");
}
}
SkDebugf("\n\n");
}
template <int N, typename T> static double test_parse_fixed_r(skiatest::Reporter* reporter,
double low, double high, double inc)
{
double SK_FixedMax_double = nextafter(1 << (sizeof(T) * CHAR_BIT - N - 1), 0.0);
double SK_FixedEpsilon_double = (1.0 / (1 << N));
double maxError = 0;
char buffer[64];
for (double f = low; f < high; f += inc) {
SkString s;
// 'sprintf' formatting as expected depends on the current locale being "C".
// We currently expect tests and tools to run in the "C" locale.
sprintf(buffer, "%.20f", f);
T fix;
bool b = parse_fixed<N>(buffer, &fix);
if (b) {
double f2 = fix * SK_FixedEpsilon_double;
double error = fabs(f - f2);
REPORTER_ASSERT(reporter, error <= SK_FixedEpsilon_double);
maxError = SkTMax(maxError, error);
} else {
REPORTER_ASSERT(reporter, f < -SK_FixedMax_double || SK_FixedMax_double < f);
}
}
//SkDebugf("maxError: %.20f\n", maxError);
return maxError;
}
static void test_parse_fixed(skiatest::Reporter* reporter) {
test_parse_fixed_r<27, int32_t>(reporter, -8.1, -7.9, 0.000001);
test_parse_fixed_r<27, int32_t>(reporter, -0.1, 0.1, 0.000001);
test_parse_fixed_r<27, int32_t>(reporter, 7.9, 8.1, 0.000001);
test_parse_fixed_r<16, int32_t>(reporter, -0.125, 0.125, 1.0 / (1 << 19));
test_parse_fixed_r<16, int32_t>(reporter, -32768.125, -32766.875, 1.0 / (1 << 17));
test_parse_fixed_r<16, int32_t>(reporter, 32766.875, 32768.125, 1.0 / (1 << 17));
test_parse_fixed_r<16, int32_t>(reporter, -1.1, 1.1, 0.0001);
SkFixed fix;
REPORTER_ASSERT(reporter, !parse_fixed<27>("-17.1", &fix));
REPORTER_ASSERT(reporter, !parse_fixed<16>("32768", &fix));
REPORTER_ASSERT(reporter, !parse_fixed<16>("", &fix));
REPORTER_ASSERT(reporter, !parse_fixed<16>(".", &fix));
REPORTER_ASSERT(reporter, !parse_fixed<16>("123.", &fix));
REPORTER_ASSERT(reporter, !parse_fixed<16>("a", &fix));
REPORTER_ASSERT(reporter, !parse_fixed<16>(".123a", &fix));
}
DEF_TEST(FontMgrAndroidParser, reporter) {
test_parse_fixed(reporter);
bool resourcesMissing = false;
SkTDArray<FontFamily*> preV17FontFamilies;
SkFontMgr_Android_Parser::GetCustomFontFamilies(preV17FontFamilies,
SkString("/custom/font/path/"),
GetResourcePath("android_fonts/pre_v17/system_fonts.xml").c_str(),
GetResourcePath("android_fonts/pre_v17/fallback_fonts.xml").c_str());
if (preV17FontFamilies.count() > 0) {
REPORTER_ASSERT(reporter, preV17FontFamilies.count() == 14);
REPORTER_ASSERT(reporter, CountFallbacks(preV17FontFamilies) == 10);
DumpLoadedFonts(preV17FontFamilies, "pre version 17");
ValidateLoadedFonts(preV17FontFamilies, "Roboto-Regular.ttf", reporter);
} else {
resourcesMissing = true;
}
preV17FontFamilies.deleteAll();
SkTDArray<FontFamily*> v17FontFamilies;
SkFontMgr_Android_Parser::GetCustomFontFamilies(v17FontFamilies,
SkString("/custom/font/path/"),
GetResourcePath("android_fonts/v17/system_fonts.xml").c_str(),
GetResourcePath("android_fonts/v17/fallback_fonts.xml").c_str(),
GetResourcePath("android_fonts/v17").c_str());
if (v17FontFamilies.count() > 0) {
REPORTER_ASSERT(reporter, v17FontFamilies.count() == 56);
REPORTER_ASSERT(reporter, CountFallbacks(v17FontFamilies) == 46);
DumpLoadedFonts(v17FontFamilies, "version 17");
ValidateLoadedFonts(v17FontFamilies, "Roboto-Regular.ttf", reporter);
} else {
resourcesMissing = true;
}
v17FontFamilies.deleteAll();
SkTDArray<FontFamily*> v22FontFamilies;
SkFontMgr_Android_Parser::GetCustomFontFamilies(v22FontFamilies,
SkString("/custom/font/path/"),
GetResourcePath("android_fonts/v22/fonts.xml").c_str(),
nullptr);
if (v22FontFamilies.count() > 0) {
REPORTER_ASSERT(reporter, v22FontFamilies.count() == 54);
REPORTER_ASSERT(reporter, CountFallbacks(v22FontFamilies) == 42);
DumpLoadedFonts(v22FontFamilies, "version 22");
ValidateLoadedFonts(v22FontFamilies, "Roboto-Thin.ttf", reporter);
} else {
resourcesMissing = true;
}
v22FontFamilies.deleteAll();
if (resourcesMissing) {
SkDebugf("---- Resource files missing for FontConfigParser test\n");
}
}
DEF_TEST(FontMgrAndroidLegacyMakeTypeface, reporter) {
constexpr char fontsXmlFilename[] = "fonts/fonts.xml";
SkString basePath = GetResourcePath("fonts/");
SkString fontsXml = GetResourcePath(fontsXmlFilename);
if (!sk_exists(fontsXml.c_str())) {
ERRORF(reporter, "file missing: %s\n", fontsXmlFilename);
return;
}
SkFontMgr_Android_CustomFonts custom;
custom.fSystemFontUse = SkFontMgr_Android_CustomFonts::kOnlyCustom;
custom.fBasePath = basePath.c_str();
custom.fFontsXml = fontsXml.c_str();
custom.fFallbackFontsXml = nullptr;
custom.fIsolated = false;
sk_sp<SkFontMgr> fm(SkFontMgr_New_Android(&custom));
sk_sp<SkTypeface> t(fm->legacyMakeTypeface("non-existent-font", SkFontStyle()));
REPORTER_ASSERT(reporter, nullptr == t);
}
|
