1 /*
2 * Copyright 2014 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 "Resources.h"
9 #include "SkCommandLineFlags.h"
10 #include "SkFontConfigParser_android.h"
11 #include "Test.h"
12
13 DECLARE_bool(verboseFontMgr);
14
CountFallbacks(SkTDArray<FontFamily * > fontFamilies)15 int CountFallbacks(SkTDArray<FontFamily*> fontFamilies) {
16 int countOfFallbackFonts = 0;
17 for (int i = 0; i < fontFamilies.count(); i++) {
18 if (fontFamilies[i]->fIsFallbackFont) {
19 countOfFallbackFonts++;
20 }
21 }
22 return countOfFallbackFonts;
23 }
24
25 //https://tools.ietf.org/html/rfc5234#appendix-B.1
isALPHA(int c)26 static bool isALPHA(int c) {
27 return ('a' <= c && c <= 'z') || ('A' <= c && c <= 'Z');
28 }
29
30 //https://tools.ietf.org/html/rfc5234#appendix-B.1
isDIGIT(int c)31 static bool isDIGIT(int c) {
32 return ('0' <= c && c <= '9');
33 }
34
ValidateLoadedFonts(SkTDArray<FontFamily * > fontFamilies,const char * firstExpectedFile,skiatest::Reporter * reporter)35 void ValidateLoadedFonts(SkTDArray<FontFamily*> fontFamilies, const char* firstExpectedFile,
36 skiatest::Reporter* reporter) {
37 REPORTER_ASSERT(reporter, fontFamilies[0]->fNames.count() == 5);
38 REPORTER_ASSERT(reporter, !strcmp(fontFamilies[0]->fNames[0].c_str(), "sans-serif"));
39 REPORTER_ASSERT(reporter,
40 !strcmp(fontFamilies[0]->fFonts[0].fFileName.c_str(), firstExpectedFile));
41 REPORTER_ASSERT(reporter, !fontFamilies[0]->fIsFallbackFont);
42
43 // Check that the languages are all sane.
44 for (int i = 0; i < fontFamilies.count(); ++i) {
45 const SkString& lang = fontFamilies[i]->fLanguage.getTag();
46 for (size_t j = 0; j < lang.size(); ++j) {
47 int c = lang[j];
48 REPORTER_ASSERT(reporter, isALPHA(c) || isDIGIT(c) || '-' == c);
49 }
50 }
51
52 // All file names in the test configuration files start with a capital letter.
53 // This is not a general requirement, but it is true of all the test configuration data.
54 // Verifying ensures the filenames have been read sanely and have not been 'sliced'.
55 for (int i = 0; i < fontFamilies.count(); ++i) {
56 FontFamily& family = *fontFamilies[i];
57 for (int j = 0; j < family.fFonts.count(); ++j) {
58 FontFileInfo& file = family.fFonts[j];
59 REPORTER_ASSERT(reporter, !file.fFileName.isEmpty() &&
60 file.fFileName[0] >= 'A' &&
61 file.fFileName[0] <= 'Z');
62 }
63 }
64 }
65
DumpLoadedFonts(SkTDArray<FontFamily * > fontFamilies,const char * label)66 void DumpLoadedFonts(SkTDArray<FontFamily*> fontFamilies, const char* label) {
67 if (!FLAGS_verboseFontMgr) {
68 return;
69 }
70
71 SkDebugf("\n--- Dumping %s\n", label);
72 for (int i = 0; i < fontFamilies.count(); ++i) {
73 SkDebugf("Family %d:\n", i);
74 switch(fontFamilies[i]->fVariant) {
75 case kElegant_FontVariant: SkDebugf(" elegant\n"); break;
76 case kCompact_FontVariant: SkDebugf(" compact\n"); break;
77 default: break;
78 }
79 SkDebugf(" basePath %s\n", fontFamilies[i]->fBasePath.c_str());
80 if (!fontFamilies[i]->fLanguage.getTag().isEmpty()) {
81 SkDebugf(" language %s\n", fontFamilies[i]->fLanguage.getTag().c_str());
82 }
83 for (int j = 0; j < fontFamilies[i]->fNames.count(); ++j) {
84 SkDebugf(" name %s\n", fontFamilies[i]->fNames[j].c_str());
85 }
86 for (int j = 0; j < fontFamilies[i]->fFonts.count(); ++j) {
87 const FontFileInfo& ffi = fontFamilies[i]->fFonts[j];
88 SkDebugf(" file (%d) %s#%d\n", ffi.fWeight, ffi.fFileName.c_str(), ffi.fIndex);
89 }
90 }
91 SkDebugf("\n\n");
92 }
93
DEF_TEST(FontConfigParserAndroid,reporter)94 DEF_TEST(FontConfigParserAndroid, reporter) {
95
96 bool resourcesMissing = false;
97
98 SkTDArray<FontFamily*> preV17FontFamilies;
99 SkFontConfigParser::GetCustomFontFamilies(preV17FontFamilies,
100 SkString("/custom/font/path/"),
101 GetResourcePath("android_fonts/pre_v17/system_fonts.xml").c_str(),
102 GetResourcePath("android_fonts/pre_v17/fallback_fonts.xml").c_str());
103
104 if (preV17FontFamilies.count() > 0) {
105 REPORTER_ASSERT(reporter, preV17FontFamilies.count() == 14);
106 REPORTER_ASSERT(reporter, CountFallbacks(preV17FontFamilies) == 10);
107
108 DumpLoadedFonts(preV17FontFamilies, "pre version 17");
109 ValidateLoadedFonts(preV17FontFamilies, "Roboto-Regular.ttf", reporter);
110 } else {
111 resourcesMissing = true;
112 }
113
114
115 SkTDArray<FontFamily*> v17FontFamilies;
116 SkFontConfigParser::GetCustomFontFamilies(v17FontFamilies,
117 SkString("/custom/font/path/"),
118 GetResourcePath("android_fonts/v17/system_fonts.xml").c_str(),
119 GetResourcePath("android_fonts/v17/fallback_fonts.xml").c_str(),
120 GetResourcePath("android_fonts/v17").c_str());
121
122 if (v17FontFamilies.count() > 0) {
123 REPORTER_ASSERT(reporter, v17FontFamilies.count() == 56);
124 REPORTER_ASSERT(reporter, CountFallbacks(v17FontFamilies) == 46);
125
126 DumpLoadedFonts(v17FontFamilies, "version 17");
127 ValidateLoadedFonts(v17FontFamilies, "Roboto-Regular.ttf", reporter);
128 } else {
129 resourcesMissing = true;
130 }
131
132
133 SkTDArray<FontFamily*> v22FontFamilies;
134 SkFontConfigParser::GetCustomFontFamilies(v22FontFamilies,
135 SkString("/custom/font/path/"),
136 GetResourcePath("android_fonts/v22/fonts.xml").c_str(),
137 NULL);
138
139 if (v22FontFamilies.count() > 0) {
140 REPORTER_ASSERT(reporter, v22FontFamilies.count() == 53);
141 REPORTER_ASSERT(reporter, CountFallbacks(v22FontFamilies) == 42);
142
143 DumpLoadedFonts(v22FontFamilies, "version 22");
144 ValidateLoadedFonts(v22FontFamilies, "Roboto-Thin.ttf", reporter);
145 } else {
146 resourcesMissing = true;
147 }
148
149 if (resourcesMissing) {
150 SkDebugf("---- Resource files missing for FontConfigParser test\n");
151 }
152 }
153
154