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/*
* 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 "SkFontConfigParser_android.h"
#include "Test.h"
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 (int i = 0; i < fontFamilies.count(); ++i) {
const SkString& lang = fontFamilies[i]->fLanguage.getTag();
for (size_t j = 0; j < lang.size(); ++j) {
int c = lang[j];
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]->fLanguage.getTag().isEmpty()) {
SkDebugf(" language %s\n", fontFamilies[i]->fLanguage.getTag().c_str());
}
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\n", ffi.fWeight, ffi.fFileName.c_str(), ffi.fIndex);
}
}
SkDebugf("\n\n");
}
DEF_TEST(FontConfigParserAndroid, reporter) {
bool resourcesMissing = false;
SkTDArray<FontFamily*> preV17FontFamilies;
SkFontConfigParser::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;
}
SkTDArray<FontFamily*> v17FontFamilies;
SkFontConfigParser::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;
}
SkTDArray<FontFamily*> v22FontFamilies;
SkFontConfigParser::GetCustomFontFamilies(v22FontFamilies,
SkString("/custom/font/path/"),
GetResourcePath("android_fonts/v22/fonts.xml").c_str(),
NULL);
if (v22FontFamilies.count() > 0) {
REPORTER_ASSERT(reporter, v22FontFamilies.count() == 53);
REPORTER_ASSERT(reporter, CountFallbacks(v22FontFamilies) == 42);
DumpLoadedFonts(v22FontFamilies, "version 22");
ValidateLoadedFonts(v22FontFamilies, "Roboto-Thin.ttf", reporter);
} else {
resourcesMissing = true;
}
if (resourcesMissing) {
SkDebugf("---- Resource files missing for FontConfigParser test\n");
}
}
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