src/third_party/skia/tests/FontConfigParser.cpp

   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 "SkFontConfigParser_android.h"
  10 #include "Test.h"
  11
  12 int CountFallbacks(SkTDArray<FontFamily*> fontFamilies) {
  13     int countOfFallbackFonts = 0;
  14     for (int i = 0; i < fontFamilies.count(); i++) {
  15         if (fontFamilies[i]->fIsFallbackFont) {
  16             countOfFallbackFonts++;
  17         }
  18     }
  19     return countOfFallbackFonts;
  20 }
  21
  22 void ValidateLoadedFonts(SkTDArray<FontFamily*> fontFamilies, const char* firstExpectedFile,
  23                          skiatest::Reporter* reporter) {
  24     REPORTER_ASSERT(reporter, fontFamilies[0]->fNames.count() == 5);
  25     REPORTER_ASSERT(reporter, !strcmp(fontFamilies[0]->fNames[0].c_str(), "sans-serif"));
  26     REPORTER_ASSERT(reporter,
  27                     !strcmp(fontFamilies[0]->fFonts[0].fFileName.c_str(), firstExpectedFile));
  28     REPORTER_ASSERT(reporter, !fontFamilies[0]->fIsFallbackFont);
  29 }
  30
  31 void DumpLoadedFonts(SkTDArray<FontFamily*> fontFamilies) {
  32 #if SK_DEBUG_FONTS
  33     for (int i = 0; i < fontFamilies.count(); ++i) {
  34         SkDebugf("Family %d:\n", i);
  35         switch(fontFamilies[i]->fVariant) {
  36             case SkPaintOptionsAndroid::kElegant_Variant: SkDebugf("  elegant"); break;
  37             case SkPaintOptionsAndroid::kCompact_Variant: SkDebugf("  compact"); break;
  38             default: break;
  39         }
  40         if (!fontFamilies[i]->fLanguage.getTag().isEmpty()) {
  41             SkDebugf("  language: %s", fontFamilies[i]->fLanguage.getTag().c_str());
  42         }
  43         for (int j = 0; j < fontFamilies[i]->fNames.count(); ++j) {
  44             SkDebugf("  name %s\n", fontFamilies[i]->fNames[j].c_str());
  45         }
  46         for (int j = 0; j < fontFamilies[i]->fFonts.count(); ++j) {
  47             const FontFileInfo& ffi = fontFamilies[i]->fFonts[j];
  48             SkDebugf("  file (%d %s %d) %s\n",
  49                      ffi.fWeight,
  50                      ffi.fPaintOptions.getLanguage().getTag().isEmpty() ? "" :
  51                          ffi.fPaintOptions.getLanguage().getTag().c_str(),
  52                      ffi.fPaintOptions.getFontVariant(),
  53                      ffi.fFileName.c_str());
  54         }
  55     }
  56 #endif // SK_DEBUG_FONTS
  57 }
  58
  59 DEF_TEST(FontConfigParserAndroid, reporter) {
  60
  61     bool resourcesMissing = false;
  62
  63     SkTDArray<FontFamily*> preV17FontFamilies;
  64     SkFontConfigParser::GetTestFontFamilies(preV17FontFamilies,
  65         GetResourcePath("android_fonts/pre_v17/system_fonts.xml").c_str(),
  66         GetResourcePath("android_fonts/pre_v17/fallback_fonts.xml").c_str());
  67
  68     if (preV17FontFamilies.count() > 0) {
  69         REPORTER_ASSERT(reporter, preV17FontFamilies.count() == 14);
  70         REPORTER_ASSERT(reporter, CountFallbacks(preV17FontFamilies) == 10);
  71
  72         DumpLoadedFonts(preV17FontFamilies);
  73         ValidateLoadedFonts(preV17FontFamilies, "Roboto-Regular.ttf", reporter);
  74     } else {
  75         resourcesMissing = true;
  76     }
  77
  78
  79     SkTDArray<FontFamily*> v17FontFamilies;
  80     SkFontConfigParser::GetTestFontFamilies(v17FontFamilies,
  81         GetResourcePath("android_fonts/v17/system_fonts.xml").c_str(),
  82         GetResourcePath("android_fonts/v17/fallback_fonts.xml").c_str());
  83
  84     if (v17FontFamilies.count() > 0) {
  85         REPORTER_ASSERT(reporter, v17FontFamilies.count() == 41);
  86         REPORTER_ASSERT(reporter, CountFallbacks(v17FontFamilies) == 31);
  87
  88         DumpLoadedFonts(v17FontFamilies);
  89         ValidateLoadedFonts(v17FontFamilies, "Roboto-Regular.ttf", reporter);
  90     } else {
  91         resourcesMissing = true;
  92     }
  93
  94
  95     SkTDArray<FontFamily*> v22FontFamilies;
  96     SkFontConfigParser::GetTestFontFamilies(v22FontFamilies,
  97         GetResourcePath("android_fonts/v22/fonts.xml").c_str(),
  98         NULL);
  99
 100     if (v22FontFamilies.count() > 0) {
 101         REPORTER_ASSERT(reporter, v22FontFamilies.count() == 53);
 102         REPORTER_ASSERT(reporter, CountFallbacks(v22FontFamilies) == 42);
 103
 104         DumpLoadedFonts(v22FontFamilies);
 105         ValidateLoadedFonts(v22FontFamilies, "Roboto-Thin.ttf", reporter);
 106     } else {
 107         resourcesMissing = true;
 108     }
 109
 110     if (resourcesMissing) {
 111         SkDebugf("---- Resource files missing for FontConfigParser test\n");
 112     }
 113 }
 114