1*c8dee2aaSAndroid Build Coastguard Worker /*
2*c8dee2aaSAndroid Build Coastguard Worker * Copyright 2023 Google LLC
3*c8dee2aaSAndroid Build Coastguard Worker *
4*c8dee2aaSAndroid Build Coastguard Worker * Use of this source code is governed by a BSD-style license that can be
5*c8dee2aaSAndroid Build Coastguard Worker * found in the LICENSE file.
6*c8dee2aaSAndroid Build Coastguard Worker */
7*c8dee2aaSAndroid Build Coastguard Worker
8*c8dee2aaSAndroid Build Coastguard Worker #include "tools/TestFontDataProvider.h"
9*c8dee2aaSAndroid Build Coastguard Worker
10*c8dee2aaSAndroid Build Coastguard Worker #include "include/core/SkData.h"
11*c8dee2aaSAndroid Build Coastguard Worker #include "include/private/base/SkDebug.h"
12*c8dee2aaSAndroid Build Coastguard Worker #include "src/utils/SkOSPath.h"
13*c8dee2aaSAndroid Build Coastguard Worker #include "tools/flags/CommandLineFlags.h"
14*c8dee2aaSAndroid Build Coastguard Worker
15*c8dee2aaSAndroid Build Coastguard Worker const char kTestDataJsonFilename[] = "raster_test.json";
16*c8dee2aaSAndroid Build Coastguard Worker const char kTestDataBasePath[] = "third_party/externals/googlefonts_testdata/data/";
17*c8dee2aaSAndroid Build Coastguard Worker
18*c8dee2aaSAndroid Build Coastguard Worker std::atomic<const char*> gFontTestDataBasePath{kTestDataBasePath};
19*c8dee2aaSAndroid Build Coastguard Worker
20*c8dee2aaSAndroid Build Coastguard Worker namespace skiatest {
21*c8dee2aaSAndroid Build Coastguard Worker static DEFINE_string(fontTestDataPath,
22*c8dee2aaSAndroid Build Coastguard Worker "",
23*c8dee2aaSAndroid Build Coastguard Worker "Path to extracted data from googlefonts_testdata CIPD file.");
24*c8dee2aaSAndroid Build Coastguard Worker
SetFontTestDataDirectory()25*c8dee2aaSAndroid Build Coastguard Worker void SetFontTestDataDirectory() {
26*c8dee2aaSAndroid Build Coastguard Worker if (FLAGS_fontTestDataPath.isEmpty()) {
27*c8dee2aaSAndroid Build Coastguard Worker return;
28*c8dee2aaSAndroid Build Coastguard Worker }
29*c8dee2aaSAndroid Build Coastguard Worker if (strlen(FLAGS_fontTestDataPath[0])) {
30*c8dee2aaSAndroid Build Coastguard Worker gFontTestDataBasePath = FLAGS_fontTestDataPath[0];
31*c8dee2aaSAndroid Build Coastguard Worker }
32*c8dee2aaSAndroid Build Coastguard Worker }
33*c8dee2aaSAndroid Build Coastguard Worker } // namespace skiatest
34*c8dee2aaSAndroid Build Coastguard Worker
35*c8dee2aaSAndroid Build Coastguard Worker #if defined(SK_DEBUG)
36*c8dee2aaSAndroid Build Coastguard Worker // Change size when rolling / changing googlefonts_testdata CIPD, see bin/fetch-fonts-testdata.
37*c8dee2aaSAndroid Build Coastguard Worker constexpr size_t kExpectNumFonts = 51;
38*c8dee2aaSAndroid Build Coastguard Worker #endif
39*c8dee2aaSAndroid Build Coastguard Worker
40*c8dee2aaSAndroid Build Coastguard Worker namespace {
prefixWithTestDataPath(SkString suffix)41*c8dee2aaSAndroid Build Coastguard Worker SkString prefixWithTestDataPath(SkString suffix) {
42*c8dee2aaSAndroid Build Coastguard Worker return SkOSPath::Join(gFontTestDataBasePath, suffix.c_str());
43*c8dee2aaSAndroid Build Coastguard Worker }
44*c8dee2aaSAndroid Build Coastguard Worker
prefixWithFontsPath(SkString suffix)45*c8dee2aaSAndroid Build Coastguard Worker SkString prefixWithFontsPath(SkString suffix) {
46*c8dee2aaSAndroid Build Coastguard Worker SkString fontsPath = prefixWithTestDataPath(SkString("fonts"));
47*c8dee2aaSAndroid Build Coastguard Worker return SkOSPath::Join(fontsPath.c_str(), suffix.c_str());
48*c8dee2aaSAndroid Build Coastguard Worker }
49*c8dee2aaSAndroid Build Coastguard Worker
50*c8dee2aaSAndroid Build Coastguard Worker } // namespace
51*c8dee2aaSAndroid Build Coastguard Worker
TestFontDataProvider(const std::string & fontFilterRegexp,const std::string & langFilterRegexp)52*c8dee2aaSAndroid Build Coastguard Worker TestFontDataProvider::TestFontDataProvider(const std::string& fontFilterRegexp,
53*c8dee2aaSAndroid Build Coastguard Worker const std::string& langFilterRegexp)
54*c8dee2aaSAndroid Build Coastguard Worker : fFontFilter(fontFilterRegexp), fLangFilter(langFilterRegexp) {
55*c8dee2aaSAndroid Build Coastguard Worker SkString testDataLocation = prefixWithTestDataPath(SkString(kTestDataJsonFilename));
56*c8dee2aaSAndroid Build Coastguard Worker sk_sp<SkData> jsonTestData = SkData::MakeFromFileName(testDataLocation.c_str());
57*c8dee2aaSAndroid Build Coastguard Worker SkASSERTF(jsonTestData && jsonTestData->size(),
58*c8dee2aaSAndroid Build Coastguard Worker "Unable to access font test metadata at location %s, check bin/fetch-fonts-testdata.",
59*c8dee2aaSAndroid Build Coastguard Worker testDataLocation.c_str());
60*c8dee2aaSAndroid Build Coastguard Worker fJsonDom = std::make_unique<skjson::DOM>(reinterpret_cast<const char*>(jsonTestData->bytes()),
61*c8dee2aaSAndroid Build Coastguard Worker jsonTestData->size());
62*c8dee2aaSAndroid Build Coastguard Worker const skjson::ObjectValue& root = fJsonDom->root().as<skjson::ObjectValue>();
63*c8dee2aaSAndroid Build Coastguard Worker fFonts = root["fonts"];
64*c8dee2aaSAndroid Build Coastguard Worker SkASSERT(fFonts);
65*c8dee2aaSAndroid Build Coastguard Worker SkASSERTF(fFonts->size() == kExpectNumFonts,
66*c8dee2aaSAndroid Build Coastguard Worker "Unable to access all %zu test fonts (only got %zu), check bin/fetch-fonts-testdata.",
67*c8dee2aaSAndroid Build Coastguard Worker kExpectNumFonts,
68*c8dee2aaSAndroid Build Coastguard Worker fFonts->size());
69*c8dee2aaSAndroid Build Coastguard Worker fSamples = root["samples"];
70*c8dee2aaSAndroid Build Coastguard Worker SkASSERT(fSamples);
71*c8dee2aaSAndroid Build Coastguard Worker }
72*c8dee2aaSAndroid Build Coastguard Worker
next(TestSet * testSet)73*c8dee2aaSAndroid Build Coastguard Worker bool TestFontDataProvider::next(TestSet* testSet) {
74*c8dee2aaSAndroid Build Coastguard Worker while (testSet && fFontsIndex < fFonts->size()) {
75*c8dee2aaSAndroid Build Coastguard Worker const skjson::ObjectValue* fontsEntry = (*fFonts)[fFontsIndex++];
76*c8dee2aaSAndroid Build Coastguard Worker SkASSERT(fontsEntry);
77*c8dee2aaSAndroid Build Coastguard Worker const skjson::StringValue* fontName = (*fontsEntry)["name"];
78*c8dee2aaSAndroid Build Coastguard Worker SkASSERT(fontName);
79*c8dee2aaSAndroid Build Coastguard Worker std::smatch match;
80*c8dee2aaSAndroid Build Coastguard Worker std::string fontNameStr(fontName->str());
81*c8dee2aaSAndroid Build Coastguard Worker if (std::regex_match(fontNameStr, match, fFontFilter)) {
82*c8dee2aaSAndroid Build Coastguard Worker testSet->fontName = SkString(fontNameStr);
83*c8dee2aaSAndroid Build Coastguard Worker const skjson::StringValue* fontFilename = (*fontsEntry)["path"];
84*c8dee2aaSAndroid Build Coastguard Worker testSet->fontFilename = prefixWithFontsPath(
85*c8dee2aaSAndroid Build Coastguard Worker SkString(fontFilename->str().data(), fontFilename->str().size()));
86*c8dee2aaSAndroid Build Coastguard Worker testSet->langSamples =
87*c8dee2aaSAndroid Build Coastguard Worker getLanguageSamples((*fontsEntry)["languages"].as<skjson::ArrayValue>());
88*c8dee2aaSAndroid Build Coastguard Worker return true;
89*c8dee2aaSAndroid Build Coastguard Worker }
90*c8dee2aaSAndroid Build Coastguard Worker }
91*c8dee2aaSAndroid Build Coastguard Worker return false;
92*c8dee2aaSAndroid Build Coastguard Worker }
93*c8dee2aaSAndroid Build Coastguard Worker
rewind()94*c8dee2aaSAndroid Build Coastguard Worker void TestFontDataProvider::rewind() { fFontsIndex = 0; }
95*c8dee2aaSAndroid Build Coastguard Worker
getLanguageSamples(const skjson::ArrayValue * languages)96*c8dee2aaSAndroid Build Coastguard Worker std::vector<TestFontDataProvider::LangSample> TestFontDataProvider::getLanguageSamples(
97*c8dee2aaSAndroid Build Coastguard Worker const skjson::ArrayValue* languages) {
98*c8dee2aaSAndroid Build Coastguard Worker std::vector<LangSample> samples;
99*c8dee2aaSAndroid Build Coastguard Worker for (size_t i = 0; i < languages->size(); ++i) {
100*c8dee2aaSAndroid Build Coastguard Worker const skjson::StringValue* langTag = (*languages)[i];
101*c8dee2aaSAndroid Build Coastguard Worker std::string langTagStr(langTag->str());
102*c8dee2aaSAndroid Build Coastguard Worker std::smatch match;
103*c8dee2aaSAndroid Build Coastguard Worker if (std::regex_match(langTagStr, match, fLangFilter)) {
104*c8dee2aaSAndroid Build Coastguard Worker const skjson::ObjectValue* sample = (*fSamples)[langTagStr.c_str()];
105*c8dee2aaSAndroid Build Coastguard Worker const skjson::StringValue* shortSample = (*sample)["short_sample"];
106*c8dee2aaSAndroid Build Coastguard Worker const skjson::StringValue* longSample = (*sample)["long_sample"];
107*c8dee2aaSAndroid Build Coastguard Worker SkString sampleShort(shortSample->str().data(), shortSample->str().size());
108*c8dee2aaSAndroid Build Coastguard Worker SkString sampleLong(longSample->str().data(), longSample->str().size());
109*c8dee2aaSAndroid Build Coastguard Worker samples.push_back({SkString(langTagStr), sampleShort, sampleLong});
110*c8dee2aaSAndroid Build Coastguard Worker }
111*c8dee2aaSAndroid Build Coastguard Worker }
112*c8dee2aaSAndroid Build Coastguard Worker SkASSERT_RELEASE(samples.size());
113*c8dee2aaSAndroid Build Coastguard Worker return samples;
114*c8dee2aaSAndroid Build Coastguard Worker }
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