91e51cbd64
FontMgrAndroidParserTest deos not free the font families it creates. This issue was discovered by asan when enabling this test on Linux platforms.
208 lines
7.9 KiB
C++
208 lines
7.9 KiB
C++
/*
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* Copyright 2014 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "Resources.h"
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#include "SkCommandLineFlags.h"
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#include "SkFontMgr_android_parser.h"
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#include "Test.h"
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#include <cmath>
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#include <cstdio>
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DECLARE_bool(verboseFontMgr);
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int CountFallbacks(SkTDArray<FontFamily*> fontFamilies) {
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int countOfFallbackFonts = 0;
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for (int i = 0; i < fontFamilies.count(); i++) {
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if (fontFamilies[i]->fIsFallbackFont) {
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countOfFallbackFonts++;
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}
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}
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return countOfFallbackFonts;
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}
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//https://tools.ietf.org/html/rfc5234#appendix-B.1
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static bool isALPHA(int c) {
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return ('a' <= c && c <= 'z') || ('A' <= c && c <= 'Z');
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}
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//https://tools.ietf.org/html/rfc5234#appendix-B.1
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static bool isDIGIT(int c) {
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return ('0' <= c && c <= '9');
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}
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void ValidateLoadedFonts(SkTDArray<FontFamily*> fontFamilies, const char* firstExpectedFile,
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skiatest::Reporter* reporter) {
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REPORTER_ASSERT(reporter, fontFamilies[0]->fNames.count() == 5);
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REPORTER_ASSERT(reporter, !strcmp(fontFamilies[0]->fNames[0].c_str(), "sans-serif"));
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REPORTER_ASSERT(reporter,
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!strcmp(fontFamilies[0]->fFonts[0].fFileName.c_str(), firstExpectedFile));
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REPORTER_ASSERT(reporter, !fontFamilies[0]->fIsFallbackFont);
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// Check that the languages are all sane.
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for (int i = 0; i < fontFamilies.count(); ++i) {
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const SkString& lang = fontFamilies[i]->fLanguage.getTag();
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for (size_t j = 0; j < lang.size(); ++j) {
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int c = lang[j];
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REPORTER_ASSERT(reporter, isALPHA(c) || isDIGIT(c) || '-' == c);
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}
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}
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// All file names in the test configuration files start with a capital letter.
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// This is not a general requirement, but it is true of all the test configuration data.
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// Verifying ensures the filenames have been read sanely and have not been 'sliced'.
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for (int i = 0; i < fontFamilies.count(); ++i) {
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FontFamily& family = *fontFamilies[i];
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for (int j = 0; j < family.fFonts.count(); ++j) {
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FontFileInfo& file = family.fFonts[j];
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REPORTER_ASSERT(reporter, !file.fFileName.isEmpty() &&
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file.fFileName[0] >= 'A' &&
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file.fFileName[0] <= 'Z');
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}
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}
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}
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void DumpLoadedFonts(SkTDArray<FontFamily*> fontFamilies, const char* label) {
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if (!FLAGS_verboseFontMgr) {
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return;
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}
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SkDebugf("\n--- Dumping %s\n", label);
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for (int i = 0; i < fontFamilies.count(); ++i) {
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SkDebugf("Family %d:\n", i);
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switch(fontFamilies[i]->fVariant) {
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case kElegant_FontVariant: SkDebugf(" elegant\n"); break;
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case kCompact_FontVariant: SkDebugf(" compact\n"); break;
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default: break;
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}
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SkDebugf(" basePath %s\n", fontFamilies[i]->fBasePath.c_str());
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if (!fontFamilies[i]->fLanguage.getTag().isEmpty()) {
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SkDebugf(" language %s\n", fontFamilies[i]->fLanguage.getTag().c_str());
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}
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for (int j = 0; j < fontFamilies[i]->fNames.count(); ++j) {
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SkDebugf(" name %s\n", fontFamilies[i]->fNames[j].c_str());
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}
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for (int j = 0; j < fontFamilies[i]->fFonts.count(); ++j) {
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const FontFileInfo& ffi = fontFamilies[i]->fFonts[j];
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SkDebugf(" file (%d) %s#%d\n", ffi.fWeight, ffi.fFileName.c_str(), ffi.fIndex);
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}
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}
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SkDebugf("\n\n");
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}
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template <int N, typename T> static double test_parse_fixed_r(skiatest::Reporter* reporter,
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double low, double high, double inc)
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{
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double SK_FixedMax_double = nextafter(1 << (sizeof(T) * CHAR_BIT - N - 1), 0.0);
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double SK_FixedEpsilon_double = (1.0 / (1 << N));
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double maxError = 0;
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char buffer[64];
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for (double f = low; f < high; f += inc) {
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SkString s;
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// 'sprintf' formatting as expected depends on the current locale being "C".
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// We currently expect tests and tools to run in the "C" locale.
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sprintf(buffer, "%.20f", f);
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T fix;
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bool b = parse_fixed<N>(buffer, &fix);
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if (b) {
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double f2 = fix * SK_FixedEpsilon_double;
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double error = fabs(f - f2);
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REPORTER_ASSERT(reporter, error <= SK_FixedEpsilon_double);
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maxError = SkTMax(maxError, error);
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} else {
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REPORTER_ASSERT(reporter, f < -SK_FixedMax_double || SK_FixedMax_double < f);
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}
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}
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//SkDebugf("maxError: %.20f\n", maxError);
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return maxError;
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}
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static void test_parse_fixed(skiatest::Reporter* reporter) {
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test_parse_fixed_r<27, int32_t>(reporter, -8.1, -7.9, 0.000001);
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test_parse_fixed_r<27, int32_t>(reporter, -0.1, 0.1, 0.000001);
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test_parse_fixed_r<27, int32_t>(reporter, 7.9, 8.1, 0.000001);
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test_parse_fixed_r<16, int32_t>(reporter, -0.125, 0.125, 1.0 / (1 << 19));
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test_parse_fixed_r<16, int32_t>(reporter, -32768.125, -32766.875, 1.0 / (1 << 17));
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test_parse_fixed_r<16, int32_t>(reporter, 32766.875, 32768.125, 1.0 / (1 << 17));
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test_parse_fixed_r<16, int32_t>(reporter, -1.1, 1.1, 0.0001);
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SkFixed fix;
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REPORTER_ASSERT(reporter, !parse_fixed<27>("-17.1", &fix));
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REPORTER_ASSERT(reporter, !parse_fixed<16>("32768", &fix));
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REPORTER_ASSERT(reporter, !parse_fixed<16>("", &fix));
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REPORTER_ASSERT(reporter, !parse_fixed<16>(".", &fix));
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REPORTER_ASSERT(reporter, !parse_fixed<16>("123.", &fix));
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REPORTER_ASSERT(reporter, !parse_fixed<16>("a", &fix));
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REPORTER_ASSERT(reporter, !parse_fixed<16>(".123a", &fix));
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}
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DEF_TEST(FontMgrAndroidParser, reporter) {
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test_parse_fixed(reporter);
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bool resourcesMissing = false;
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SkTDArray<FontFamily*> preV17FontFamilies;
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SkFontMgr_Android_Parser::GetCustomFontFamilies(preV17FontFamilies,
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SkString("/custom/font/path/"),
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GetResourcePath("android_fonts/pre_v17/system_fonts.xml").c_str(),
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GetResourcePath("android_fonts/pre_v17/fallback_fonts.xml").c_str());
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if (preV17FontFamilies.count() > 0) {
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REPORTER_ASSERT(reporter, preV17FontFamilies.count() == 14);
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REPORTER_ASSERT(reporter, CountFallbacks(preV17FontFamilies) == 10);
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DumpLoadedFonts(preV17FontFamilies, "pre version 17");
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ValidateLoadedFonts(preV17FontFamilies, "Roboto-Regular.ttf", reporter);
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} else {
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resourcesMissing = true;
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}
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preV17FontFamilies.deleteAll();
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SkTDArray<FontFamily*> v17FontFamilies;
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SkFontMgr_Android_Parser::GetCustomFontFamilies(v17FontFamilies,
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SkString("/custom/font/path/"),
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GetResourcePath("android_fonts/v17/system_fonts.xml").c_str(),
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GetResourcePath("android_fonts/v17/fallback_fonts.xml").c_str(),
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GetResourcePath("android_fonts/v17").c_str());
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if (v17FontFamilies.count() > 0) {
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REPORTER_ASSERT(reporter, v17FontFamilies.count() == 56);
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REPORTER_ASSERT(reporter, CountFallbacks(v17FontFamilies) == 46);
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DumpLoadedFonts(v17FontFamilies, "version 17");
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ValidateLoadedFonts(v17FontFamilies, "Roboto-Regular.ttf", reporter);
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} else {
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resourcesMissing = true;
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}
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v17FontFamilies.deleteAll();
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SkTDArray<FontFamily*> v22FontFamilies;
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SkFontMgr_Android_Parser::GetCustomFontFamilies(v22FontFamilies,
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SkString("/custom/font/path/"),
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GetResourcePath("android_fonts/v22/fonts.xml").c_str(),
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NULL);
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if (v22FontFamilies.count() > 0) {
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REPORTER_ASSERT(reporter, v22FontFamilies.count() == 54);
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REPORTER_ASSERT(reporter, CountFallbacks(v22FontFamilies) == 42);
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DumpLoadedFonts(v22FontFamilies, "version 22");
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ValidateLoadedFonts(v22FontFamilies, "Roboto-Thin.ttf", reporter);
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} else {
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resourcesMissing = true;
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}
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v22FontFamilies.deleteAll();
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if (resourcesMissing) {
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SkDebugf("---- Resource files missing for FontConfigParser test\n");
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}
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}
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