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magnum/src/Magnum/Text/Test/AbstractFontConverterTest.cpp

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/*
This file is part of Magnum.
Copyright © 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019,
2020, 2021, 2022, 2023 Vladimír Vondruš <mosra@centrum.cz>
Permission is hereby granted, free of charge, to any person obtaining a
copy of this software and associated documentation files (the "Software"),
to deal in the Software without restriction, including without limitation
the rights to use, copy, modify, merge, publish, distribute, sublicense,
and/or sell copies of the Software, and to permit persons to whom the
Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included
in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
DEALINGS IN THE SOFTWARE.
*/
#include <sstream>
#include <Corrade/Containers/Array.h>
#include <Corrade/Containers/Optional.h>
#include <Corrade/Containers/StringStl.h> /** @todo remove when AbstractFontConverter is <string>-free */
#include <Corrade/TestSuite/Tester.h>
#include <Corrade/TestSuite/Compare/FileToString.h>
#include <Corrade/TestSuite/Compare/Container.h>
#include <Corrade/TestSuite/Compare/String.h>
#include <Corrade/Utility/DebugStl.h>
#include <Corrade/Utility/Path.h>
#include "Magnum/PixelFormat.h"
#include "Magnum/Math/Vector3.h"
#include "Magnum/Text/AbstractFont.h"
#include "Magnum/Text/AbstractFontConverter.h"
#include "Magnum/Text/AbstractGlyphCache.h"
#include "configure.h"
namespace Magnum { namespace Text { namespace Test { namespace {
struct AbstractFontConverterTest: TestSuite::Tester {
explicit AbstractFontConverterTest();
void convertGlyphs();
void thingNotSupported();
void exportFontToSingleData();
void exportFontToSingleDataNotImplemented();
void exportFontToSingleDataCustomDeleter();
void exportFontToSingleDataNotSingleFile();
void exportFontToData();
void exportFontToDataNotImplemented();
void exportFontToDataCustomDeleter();
void exportFontToDataThroughSingleData();
void exportFontToDataThroughSingleDataFailed();
void exportFontToFile();
void exportFontToFileNotImplemented();
void exportFontToFileThroughData();
void exportFontToFileThroughDataFailed();
void exportFontToFileThroughDataNotWritable();
void exportGlyphCacheToSingleData();
void exportGlyphCacheToSingleDataNotImplemented();
void exportGlyphCacheToSingleDataCustomDeleter();
void exportGlyphCacheToSingleDataNotSingleFile();
void exportGlyphCacheToData();
void exportGlyphCacheToDataNotImplemented();
void exportGlyphCacheToDataCustomDeleter();
void exportGlyphCacheToDataThroughSingleData();
void exportGlyphCacheToDataThroughSingleDataFailed();
void exportGlyphCacheToFile();
void exportGlyphCacheToFileNotImplemented();
void exportGlyphCacheToFileThroughData();
void exportGlyphCacheToFileThroughDataFailed();
void exportGlyphCacheToFileThroughDataNotWritable();
void importGlyphCacheFromSingleData();
void importGlyphCacheFromSingleDataNotImplemented();
void importGlyphCacheFromSingleDataNotSingleFile();
void importGlyphCacheFromData();
void importGlyphCacheFromDataNoData();
void importGlyphCacheFromDataNotImplemented();
void importGlyphCacheFromDataAsSingleData();
void importGlyphCacheFromFile();
void importGlyphCacheFromFileNotImplemented();
void importGlyphCacheFromFileAsSingleData();
void importGlyphCacheFromFileAsSingleDataNotFound();
void debugFeature();
void debugFeaturePacked();
void debugFeatures();
void debugFeaturesPacked();
};
AbstractFontConverterTest::AbstractFontConverterTest() {
addTests({&AbstractFontConverterTest::convertGlyphs,
&AbstractFontConverterTest::thingNotSupported,
&AbstractFontConverterTest::exportFontToSingleData,
&AbstractFontConverterTest::exportFontToSingleDataNotImplemented,
&AbstractFontConverterTest::exportFontToSingleDataCustomDeleter,
&AbstractFontConverterTest::exportFontToSingleDataNotSingleFile,
&AbstractFontConverterTest::exportFontToData,
&AbstractFontConverterTest::exportFontToDataNotImplemented,
&AbstractFontConverterTest::exportFontToDataCustomDeleter,
&AbstractFontConverterTest::exportFontToDataThroughSingleData,
&AbstractFontConverterTest::exportFontToDataThroughSingleDataFailed,
&AbstractFontConverterTest::exportFontToFile,
&AbstractFontConverterTest::exportFontToFileNotImplemented,
&AbstractFontConverterTest::exportFontToFileThroughData,
&AbstractFontConverterTest::exportFontToFileThroughDataFailed,
&AbstractFontConverterTest::exportFontToFileThroughDataNotWritable,
&AbstractFontConverterTest::exportGlyphCacheToSingleData,
&AbstractFontConverterTest::exportGlyphCacheToSingleDataNotImplemented,
&AbstractFontConverterTest::exportGlyphCacheToSingleDataCustomDeleter,
&AbstractFontConverterTest::exportGlyphCacheToSingleDataNotSingleFile,
&AbstractFontConverterTest::exportGlyphCacheToData,
&AbstractFontConverterTest::exportGlyphCacheToDataNotImplemented,
&AbstractFontConverterTest::exportGlyphCacheToDataCustomDeleter,
&AbstractFontConverterTest::exportGlyphCacheToDataThroughSingleData,
&AbstractFontConverterTest::exportGlyphCacheToDataThroughSingleDataFailed,
&AbstractFontConverterTest::exportGlyphCacheToFile,
&AbstractFontConverterTest::exportGlyphCacheToFileNotImplemented,
&AbstractFontConverterTest::exportGlyphCacheToFileThroughData,
&AbstractFontConverterTest::exportGlyphCacheToFileThroughDataFailed,
&AbstractFontConverterTest::exportGlyphCacheToFileThroughDataNotWritable,
&AbstractFontConverterTest::importGlyphCacheFromSingleData,
&AbstractFontConverterTest::importGlyphCacheFromSingleDataNotImplemented,
&AbstractFontConverterTest::importGlyphCacheFromSingleDataNotSingleFile,
&AbstractFontConverterTest::importGlyphCacheFromData,
&AbstractFontConverterTest::importGlyphCacheFromDataNoData,
&AbstractFontConverterTest::importGlyphCacheFromDataNotImplemented,
&AbstractFontConverterTest::importGlyphCacheFromDataAsSingleData,
&AbstractFontConverterTest::importGlyphCacheFromFile,
&AbstractFontConverterTest::importGlyphCacheFromFileNotImplemented,
&AbstractFontConverterTest::importGlyphCacheFromFileAsSingleData,
&AbstractFontConverterTest::importGlyphCacheFromFileAsSingleDataNotFound,
&AbstractFontConverterTest::debugFeature,
&AbstractFontConverterTest::debugFeaturePacked,
&AbstractFontConverterTest::debugFeatures,
&AbstractFontConverterTest::debugFeaturesPacked});
/* Create testing dir */
Utility::Path::make(TEXT_TEST_OUTPUT_DIR);
}
struct DummyFont: AbstractFont {
FontFeatures doFeatures() const override { return {}; }
bool doIsOpened() const override { return false; }
void doClose() override {}
UnsignedInt doGlyphId(char32_t) override { return {}; }
Vector2 doGlyphSize(UnsignedInt) override { return {}; }
Vector2 doGlyphAdvance(UnsignedInt) override { return {}; }
Containers::Pointer<AbstractLayouter> doLayout(const AbstractGlyphCache&, Float, Containers::StringView) override {
return nullptr;
}
} dummyFont;
struct DummyGlyphCache: AbstractGlyphCache {
using AbstractGlyphCache::AbstractGlyphCache;
GlyphCacheFeatures doFeatures() const override { return {}; }
void doSetImage(const Vector2i&, const ImageView2D&) override {}
} dummyGlyphCache{PixelFormat::R8Unorm, {128, 128}};
void AbstractFontConverterTest::convertGlyphs() {
std::u32string characters;
struct GlyphConverter: AbstractFontConverter {
/* GCC 4.8 apparently can't handle {} here */
GlyphConverter(std::u32string& characters): _characters(characters) {}
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ConvertData|FontConverterFeature::ExportFont;
}
Containers::Array<char> doExportFontToSingleData(AbstractFont&, AbstractGlyphCache&, const std::u32string& characters) const override {
_characters = characters;
return nullptr;
}
private: std::u32string& _characters;
} converter{characters};
converter.exportFontToSingleData(dummyFont, dummyGlyphCache, "abC01a0 ");
CORRADE_COMPARE(characters, U" 01Cab");
}
void AbstractFontConverterTest::thingNotSupported() {
CORRADE_SKIP_IF_NO_ASSERT();
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override { return {}; }
} converter;
std::ostringstream out;
Error redirectError{&out};
converter.exportFontToSingleData(dummyFont, dummyGlyphCache, {});
converter.exportFontToData(dummyFont, dummyGlyphCache, "font.out", {});
converter.exportFontToFile(dummyFont, dummyGlyphCache, "file.out", {});
converter.exportGlyphCacheToSingleData(dummyGlyphCache);
converter.exportGlyphCacheToData(dummyGlyphCache, "cache.out");
converter.exportGlyphCacheToFile(dummyGlyphCache, "cache.out");
converter.importGlyphCacheFromSingleData({});
converter.importGlyphCacheFromData({{}});
converter.importGlyphCacheFromFile({});
CORRADE_COMPARE_AS(out.str(),
"Text::AbstractFontConverter::exportFontToSingleData(): feature not supported\n"
"Text::AbstractFontConverter::exportFontToData(): feature not supported\n"
"Text::AbstractFontConverter::exportFontToFile(): feature not supported\n"
"Text::AbstractFontConverter::exportGlyphCacheToSingleData(): feature not supported\n"
"Text::AbstractFontConverter::exportGlyphCacheToData(): feature not supported\n"
"Text::AbstractFontConverter::exportGlyphCacheToFile(): feature not supported\n"
"Text::AbstractFontConverter::importGlyphCacheFromSingleData(): feature not supported\n"
"Text::AbstractFontConverter::importGlyphCacheFromData(): feature not supported\n"
"Text::AbstractFontConverter::importGlyphCacheFromFile(): feature not supported\n",
TestSuite::Compare::String);
}
void AbstractFontConverterTest::exportFontToSingleData() {
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ConvertData|FontConverterFeature::ExportFont;
}
Containers::Array<char> doExportFontToSingleData(AbstractFont&, AbstractGlyphCache&, const std::u32string& characters) const override {
return Containers::array({'\xee', char(characters.size())});
}
} converter;
Containers::Array<char> out = converter.exportFontToSingleData(dummyFont, dummyGlyphCache, "euhh");
CORRADE_COMPARE_AS(out, Containers::arrayView({'\xee', '\x03'}),
TestSuite::Compare::Container);
}
void AbstractFontConverterTest::exportFontToSingleDataNotImplemented() {
CORRADE_SKIP_IF_NO_ASSERT();
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ConvertData|FontConverterFeature::ExportFont;
}
} converter;
std::ostringstream out;
Error redirectError{&out};
converter.exportFontToSingleData(dummyFont, dummyGlyphCache, {});
CORRADE_COMPARE(out.str(), "Text::AbstractFontConverter::exportFontToSingleData(): feature advertised but not implemented\n");
}
void AbstractFontConverterTest::exportFontToSingleDataCustomDeleter() {
CORRADE_SKIP_IF_NO_ASSERT();
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ConvertData|FontConverterFeature::ExportFont;
}
Containers::Array<char> doExportFontToSingleData(AbstractFont&, AbstractGlyphCache&, const std::u32string&) const override {
return Containers::Array<char>{nullptr, 0, [](char*, std::size_t) {}};
}
} converter;
std::ostringstream out;
Error redirectError{&out};
converter.exportFontToSingleData(dummyFont, dummyGlyphCache, {});
CORRADE_COMPARE(out.str(), "Text::AbstractFontConverter::exportFontToSingleData(): implementation is not allowed to use a custom Array deleter\n");
}
void AbstractFontConverterTest::exportFontToSingleDataNotSingleFile() {
CORRADE_SKIP_IF_NO_ASSERT();
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ConvertData|FontConverterFeature::ExportFont|FontConverterFeature::MultiFile;
}
} converter;
std::ostringstream out;
Error redirectError{&out};
converter.exportFontToSingleData(dummyFont, dummyGlyphCache, {});
CORRADE_COMPARE(out.str(), "Text::AbstractFontConverter::exportFontToSingleData(): the format is not single-file\n");
}
void AbstractFontConverterTest::exportFontToData() {
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ConvertData|FontConverterFeature::ExportFont;
}
std::vector<std::pair<std::string, Containers::Array<char>>> doExportFontToData(AbstractFont&, AbstractGlyphCache&, const std::string& filename, const std::u32string& characters) const override {
/* Wow what a shit API */
std::vector<std::pair<std::string, Containers::Array<char>>> out;
out.emplace_back(filename, Containers::array({char(characters.size())}));
out.emplace_back(filename + ".dat", Containers::array({'\xee'}));
return out;
}
} converter;
auto ret = converter.exportFontToData(dummyFont, dummyGlyphCache, "font.out", "eH");
CORRADE_COMPARE(ret.size(), 2);
CORRADE_COMPARE(ret[0].first, "font.out");
CORRADE_COMPARE_AS(ret[0].second, Containers::arrayView({'\x02'}),
TestSuite::Compare::Container);
CORRADE_COMPARE(ret[1].first, "font.out.dat");
CORRADE_COMPARE_AS(ret[1].second, Containers::arrayView({'\xee'}),
TestSuite::Compare::Container);
}
void AbstractFontConverterTest::exportFontToDataNotImplemented() {
CORRADE_SKIP_IF_NO_ASSERT();
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
/* MultiFile, otherwise it'd proxy through SingleData where the
assertion is already tested */
return FontConverterFeature::ConvertData|FontConverterFeature::ExportFont|FontConverterFeature::MultiFile;
}
} converter;
std::ostringstream out;
Error redirectError{&out};
converter.exportFontToData(dummyFont, dummyGlyphCache, "font.out", {});
CORRADE_COMPARE(out.str(), "Text::AbstractFontConverter::exportFontToData(): feature advertised but not implemented\n");
}
void AbstractFontConverterTest::exportFontToDataCustomDeleter() {
CORRADE_SKIP_IF_NO_ASSERT();
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ConvertData|FontConverterFeature::ExportFont;
}
std::vector<std::pair<std::string, Containers::Array<char>>> doExportFontToData(AbstractFont&, AbstractGlyphCache&, const std::string&, const std::u32string&) const override {
/* First is alright, second not */
std::vector<std::pair<std::string, Containers::Array<char>>> out;
out.emplace_back("", nullptr);
out.emplace_back("", Containers::Array<char>{nullptr, 0, [](char*, std::size_t) {}});
return out;
}
} converter;
std::ostringstream out;
Error redirectError{&out};
converter.exportFontToData(dummyFont, dummyGlyphCache, "font.out", {});
CORRADE_COMPARE(out.str(), "Text::AbstractFontConverter::exportFontToData(): implementation is not allowed to use a custom Array deleter\n");
}
void AbstractFontConverterTest::exportFontToDataThroughSingleData() {
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ConvertData|FontConverterFeature::ExportFont;
}
Containers::Array<char> doExportFontToSingleData(AbstractFont&, AbstractGlyphCache&, const std::u32string& characters) const override {
return Containers::array({'\xee', char(characters.size())});
}
} converter;
/* doExportFontToData() should call doExportFontToSingleData() */
auto ret = converter.exportFontToData(dummyFont, dummyGlyphCache, "font.out", "ehh");
CORRADE_COMPARE(ret.size(), 1);
CORRADE_COMPARE(ret[0].first, "font.out");
CORRADE_COMPARE_AS(ret[0].second, Containers::arrayView({'\xee', '\x02'}),
TestSuite::Compare::Container);
}
void AbstractFontConverterTest::exportFontToDataThroughSingleDataFailed() {
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ConvertData|FontConverterFeature::ExportFont;
}
Containers::Array<char> doExportFontToSingleData(AbstractFont&, AbstractGlyphCache&, const std::u32string&) const override {
return {};
}
} converter;
auto ret = converter.exportFontToData(dummyFont, dummyGlyphCache, "font.out", "ehh");
CORRADE_VERIFY(ret.empty());
}
void AbstractFontConverterTest::exportFontToFile() {
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ConvertData|FontConverterFeature::ExportFont|FontConverterFeature::MultiFile;
}
bool doExportFontToFile(AbstractFont&, AbstractGlyphCache&, const std::string& filename, const std::u32string& characters) const override {
CORRADE_VERIFY(Utility::Path::write(filename, Containers::arrayView({'\xf0'})));
CORRADE_VERIFY(Utility::Path::write(filename + ".dat", Containers::arrayView({'\xfe', char(characters.size())})));
return true;
}
} converter;
Containers::String filename = Utility::Path::join(TEXT_TEST_OUTPUT_DIR, "font.out");
Containers::String filename2 = Utility::Path::join(TEXT_TEST_OUTPUT_DIR, "font.out.dat");
/* Remove previous files, if any */
if(Utility::Path::exists(filename))
CORRADE_VERIFY(Utility::Path::remove(filename));
if(Utility::Path::exists(filename2))
CORRADE_VERIFY(Utility::Path::remove(filename2));
CORRADE_VERIFY(true); /* Capture correct function name first */
CORRADE_VERIFY(converter.exportFontToFile(dummyFont, dummyGlyphCache, filename, "eh"));
CORRADE_COMPARE_AS(filename, "\xf0",
TestSuite::Compare::FileToString);
CORRADE_COMPARE_AS(filename2,
"\xfe\x02", TestSuite::Compare::FileToString);
}
void AbstractFontConverterTest::exportFontToFileNotImplemented() {
CORRADE_SKIP_IF_NO_ASSERT();
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ExportFont;
}
} converter;
std::ostringstream out;
Error redirectError{&out};
converter.exportFontToFile(dummyFont, dummyGlyphCache, "file.out", {});
CORRADE_COMPARE(out.str(), "Text::AbstractFontConverter::exportFontToFile(): feature advertised but not implemented\n");
}
void AbstractFontConverterTest::exportFontToFileThroughData() {
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ConvertData|FontConverterFeature::ExportFont|FontConverterFeature::MultiFile;
}
std::vector<std::pair<std::string, Containers::Array<char>>> doExportFontToData(AbstractFont&, AbstractGlyphCache&, const std::string& filename, const std::u32string& characters) const override {
std::vector<std::pair<std::string, Containers::Array<char>>> ret;
ret.emplace_back(filename, Containers::array({'\xf0'}));
ret.emplace_back(filename + ".dat", Containers::array({'\xfe', char(characters.size())}));
return ret;
}
} converter;
Containers::String filename = Utility::Path::join(TEXT_TEST_OUTPUT_DIR, "font.out");
Containers::String filename2 = Utility::Path::join(TEXT_TEST_OUTPUT_DIR, "font.out.dat");
/* Remove previous files, if any */
if(Utility::Path::exists(filename))
CORRADE_VERIFY(Utility::Path::remove(filename));
if(Utility::Path::exists(filename2))
CORRADE_VERIFY(Utility::Path::remove(filename2));
/* doExportToFile() should call doExportToData() */
CORRADE_VERIFY(converter.exportFontToFile(dummyFont, dummyGlyphCache, filename, "awoo"));
CORRADE_COMPARE_AS(filename, "\xf0",
TestSuite::Compare::FileToString);
CORRADE_COMPARE_AS(filename2, "\xfe\x03",
TestSuite::Compare::FileToString);
}
void AbstractFontConverterTest::exportFontToFileThroughDataFailed() {
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ConvertData|FontConverterFeature::ExportFont|FontConverterFeature::MultiFile;
}
std::vector<std::pair<std::string, Containers::Array<char>>> doExportFontToData(AbstractFont&, AbstractGlyphCache&, const std::string&, const std::u32string&) const override { return {}; }
} converter;
Containers::String filename = Utility::Path::join(TEXT_TEST_OUTPUT_DIR, "font.out");
/* Remove previous file, if any */
if(Utility::Path::exists(filename))
CORRADE_VERIFY(Utility::Path::remove(filename));
/* Function should fail, no file should get written and no error output
should be printed (the base implementation assumes the plugin does it) */
std::ostringstream out;
Error redirectError{&out};
CORRADE_VERIFY(!converter.exportFontToFile(dummyFont, dummyGlyphCache, filename, {}));
CORRADE_VERIFY(!Utility::Path::exists(filename));
CORRADE_COMPARE(out.str(), "");
}
void AbstractFontConverterTest::exportFontToFileThroughDataNotWritable() {
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ConvertData|FontConverterFeature::ExportFont|FontConverterFeature::MultiFile;
}
std::vector<std::pair<std::string, Containers::Array<char>>> doExportFontToData(AbstractFont&, AbstractGlyphCache&, const std::string& filename, const std::u32string&) const override {
std::vector<std::pair<std::string, Containers::Array<char>>> ret;
ret.emplace_back(filename, Containers::array({'\xf0'}));
return ret;
}
} converter;
std::ostringstream out;
Error redirectError{&out};
CORRADE_VERIFY(!converter.exportFontToFile(dummyFont, dummyGlyphCache, "/some/path/that/does/not/exist", {}));
CORRADE_COMPARE_AS(out.str(),
"Text::AbstractFontConverter::exportFontToFile(): cannot write to file /some/path/that/does/not/exist\n",
TestSuite::Compare::StringHasSuffix);
}
void AbstractFontConverterTest::exportGlyphCacheToSingleData() {
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override { return FontConverterFeature::ConvertData|FontConverterFeature::ExportGlyphCache; }
Containers::Array<char> doExportGlyphCacheToSingleData(AbstractGlyphCache&) const override {
return Containers::array({'\xee'});
}
} converter;
Containers::Array<char> out = converter.exportGlyphCacheToSingleData(dummyGlyphCache);
CORRADE_COMPARE_AS(out,
(Containers::Array<char>{InPlaceInit, {'\xee'}}),
TestSuite::Compare::Container);
}
void AbstractFontConverterTest::exportGlyphCacheToSingleDataNotImplemented() {
CORRADE_SKIP_IF_NO_ASSERT();
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ConvertData|FontConverterFeature::ExportGlyphCache;
}
} converter;
std::ostringstream out;
Error redirectError{&out};
converter.exportGlyphCacheToSingleData(dummyGlyphCache);
CORRADE_COMPARE(out.str(), "Text::AbstractFontConverter::exportGlyphCacheToSingleData(): feature advertised but not implemented\n");
}
void AbstractFontConverterTest::exportGlyphCacheToSingleDataCustomDeleter() {
CORRADE_SKIP_IF_NO_ASSERT();
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ConvertData|FontConverterFeature::ExportGlyphCache;
}
Containers::Array<char> doExportGlyphCacheToSingleData(AbstractGlyphCache&) const override {
return Containers::Array<char>{nullptr, 0, [](char*, std::size_t) {}};
}
} converter;
std::ostringstream out;
Error redirectError{&out};
converter.exportGlyphCacheToSingleData(dummyGlyphCache);
CORRADE_COMPARE(out.str(), "Text::AbstractFontConverter::exportGlyphCacheToSingleData(): implementation is not allowed to use a custom Array deleter\n");
}
void AbstractFontConverterTest::exportGlyphCacheToSingleDataNotSingleFile() {
CORRADE_SKIP_IF_NO_ASSERT();
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ConvertData|FontConverterFeature::ExportGlyphCache|FontConverterFeature::MultiFile;
}
} converter;
std::ostringstream out;
Error redirectError{&out};
converter.exportGlyphCacheToSingleData(dummyGlyphCache);
CORRADE_COMPARE(out.str(), "Text::AbstractFontConverter::exportGlyphCacheToSingleData(): the format is not single-file\n");
}
void AbstractFontConverterTest::exportGlyphCacheToData() {
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ConvertData|FontConverterFeature::ExportGlyphCache;
}
std::vector<std::pair<std::string, Containers::Array<char>>> doExportGlyphCacheToData(AbstractGlyphCache&, const std::string& filename) const override {
std::vector<std::pair<std::string, Containers::Array<char>>> ret;
ret.emplace_back(filename, Containers::array({'\xf0'}));
ret.emplace_back(filename + ".dat", Containers::array({'\xfe', '\xed'}));
return ret;
}
} converter;
auto ret = converter.exportGlyphCacheToData(dummyGlyphCache, "cache.out");
CORRADE_COMPARE(ret.size(), 2);
CORRADE_COMPARE(ret[0].first, "cache.out");
CORRADE_COMPARE_AS(ret[0].second, Containers::arrayView({'\xf0'}),
TestSuite::Compare::Container);
CORRADE_COMPARE(ret[1].first, "cache.out.dat");
CORRADE_COMPARE_AS(ret[1].second, Containers::arrayView({'\xfe', '\xed'}),
TestSuite::Compare::Container);
}
void AbstractFontConverterTest::exportGlyphCacheToDataNotImplemented() {
CORRADE_SKIP_IF_NO_ASSERT();
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
/* MultiFile, otherwise it'd proxy through SingleData where the
assertion is already tested */
return FontConverterFeature::ConvertData|FontConverterFeature::ExportGlyphCache|FontConverterFeature::MultiFile;
}
} converter;
std::ostringstream out;
Error redirectError{&out};
converter.exportGlyphCacheToData(dummyGlyphCache, "cache.out");
CORRADE_COMPARE(out.str(), "Text::AbstractFontConverter::exportGlyphCacheToData(): feature advertised but not implemented\n");
}
void AbstractFontConverterTest::exportGlyphCacheToDataCustomDeleter() {
CORRADE_SKIP_IF_NO_ASSERT();
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ConvertData|FontConverterFeature::ExportGlyphCache;
}
std::vector<std::pair<std::string, Containers::Array<char>>> doExportGlyphCacheToData(AbstractGlyphCache&, const std::string&) const override {
/* First is alright, second not */
std::vector<std::pair<std::string, Containers::Array<char>>> out;
out.emplace_back("", nullptr);
out.emplace_back("", Containers::Array<char>{nullptr, 0, [](char*, std::size_t) {}});
return out;
}
} converter;
std::ostringstream out;
Error redirectError{&out};
converter.exportGlyphCacheToData(dummyGlyphCache, "cache.out");
CORRADE_COMPARE(out.str(), "Text::AbstractFontConverter::exportGlyphCacheToData(): implementation is not allowed to use a custom Array deleter\n");
}
void AbstractFontConverterTest::exportGlyphCacheToDataThroughSingleData() {
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ConvertData|FontConverterFeature::ExportGlyphCache;
}
Containers::Array<char> doExportGlyphCacheToSingleData(AbstractGlyphCache&) const override {
return Containers::array({'\xee'});
}
} converter;
/* doExportGlyphCacheToData() should call doExportGlyphCacheToSingleData() */
auto ret = converter.exportGlyphCacheToData(dummyGlyphCache, "font.out");
CORRADE_COMPARE(ret.size(), 1);
CORRADE_COMPARE(ret[0].first, "font.out");
CORRADE_COMPARE_AS(ret[0].second,
(Containers::Array<char>{InPlaceInit, {'\xee'}}),
TestSuite::Compare::Container);
}
void AbstractFontConverterTest::exportGlyphCacheToDataThroughSingleDataFailed() {
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ConvertData|FontConverterFeature::ExportGlyphCache;
}
Containers::Array<char> doExportGlyphCacheToSingleData(AbstractGlyphCache&) const override {
return {};
}
} converter;
auto ret = converter.exportGlyphCacheToData(dummyGlyphCache, "font.out");
CORRADE_VERIFY(ret.empty());
}
void AbstractFontConverterTest::exportGlyphCacheToFile() {
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ConvertData|FontConverterFeature::ExportGlyphCache|FontConverterFeature::MultiFile;
}
bool doExportGlyphCacheToFile(AbstractGlyphCache&, const std::string& filename) const override {
CORRADE_VERIFY(Utility::Path::write(filename, Containers::arrayView({'\xf0'})));
CORRADE_VERIFY(Utility::Path::write(filename + ".dat", Containers::arrayView({'\xfe', '\xed'})));
return true;
}
} converter;
Containers::String filename = Utility::Path::join(TEXT_TEST_OUTPUT_DIR, "cache.out");
Containers::String filename2 = Utility::Path::join(TEXT_TEST_OUTPUT_DIR, "cache.out.dat");
/* Remove previous files, if any */
if(Utility::Path::exists(filename))
CORRADE_VERIFY(Utility::Path::remove(filename));
if(Utility::Path::exists(filename2))
CORRADE_VERIFY(Utility::Path::remove(filename2));
CORRADE_VERIFY(true); /* Capture correct function name first */
CORRADE_VERIFY(converter.exportGlyphCacheToFile(dummyGlyphCache, filename));
CORRADE_COMPARE_AS(filename, "\xf0",
TestSuite::Compare::FileToString);
CORRADE_COMPARE_AS(filename2,
"\xfe\xed", TestSuite::Compare::FileToString);
}
void AbstractFontConverterTest::exportGlyphCacheToFileNotImplemented() {
CORRADE_SKIP_IF_NO_ASSERT();
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ExportGlyphCache;
}
} converter;
std::ostringstream out;
Error redirectError{&out};
converter.exportGlyphCacheToFile(dummyGlyphCache, "cache.out");
CORRADE_COMPARE(out.str(), "Text::AbstractFontConverter::exportGlyphCacheToFile(): feature advertised but not implemented\n");
}
void AbstractFontConverterTest::exportGlyphCacheToFileThroughData() {
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ConvertData|FontConverterFeature::ExportGlyphCache|FontConverterFeature::MultiFile;
}
std::vector<std::pair<std::string, Containers::Array<char>>> doExportGlyphCacheToData(AbstractGlyphCache&, const std::string& filename) const override {
std::vector<std::pair<std::string, Containers::Array<char>>> ret;
ret.emplace_back(filename, Containers::Array<char>{InPlaceInit, {'\xf0'}});
ret.emplace_back(filename + ".dat", Containers::Array<char>{InPlaceInit, {'\xfe', '\xed'}});
return ret;
}
} converter;
Containers::String filename = Utility::Path::join(TEXT_TEST_OUTPUT_DIR, "cache.out");
Containers::String filename2 = Utility::Path::join(TEXT_TEST_OUTPUT_DIR, "cache.out.dat");
/* Remove previous files, if any */
if(Utility::Path::exists(filename))
CORRADE_VERIFY(Utility::Path::remove(filename));
if(Utility::Path::exists(filename2))
CORRADE_VERIFY(Utility::Path::remove(filename2));
/* doExportGlyphCacheToFile() should call doExportGlyphCacheToData() */
CORRADE_VERIFY(converter.exportGlyphCacheToFile(dummyGlyphCache, filename));
CORRADE_COMPARE_AS(filename, "\xf0",
TestSuite::Compare::FileToString);
CORRADE_COMPARE_AS(filename2,
"\xfe\xed", TestSuite::Compare::FileToString);
}
void AbstractFontConverterTest::exportGlyphCacheToFileThroughDataFailed() {
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override { return FontConverterFeature::ConvertData|FontConverterFeature::ExportGlyphCache|FontConverterFeature::MultiFile; }
std::vector<std::pair<std::string, Containers::Array<char>>> doExportGlyphCacheToData(AbstractGlyphCache&, const std::string&) const override { return {}; }
} converter;
/* Remove previous file, if any */
Containers::String filename = Utility::Path::join(TEXT_TEST_OUTPUT_DIR, "cache.out");
if(Utility::Path::exists(filename))
CORRADE_VERIFY(Utility::Path::remove(filename));
/* Function should fail, no file should get written and no error output
should be printed (the base implementation assumes the plugin does it) */
std::ostringstream out;
Error redirectError{&out};
CORRADE_VERIFY(!converter.exportGlyphCacheToFile(dummyGlyphCache, filename));
CORRADE_VERIFY(!Utility::Path::exists(filename));
CORRADE_COMPARE(out.str(), "");
}
void AbstractFontConverterTest::exportGlyphCacheToFileThroughDataNotWritable() {
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override { return FontConverterFeature::ConvertData|FontConverterFeature::ExportGlyphCache|FontConverterFeature::MultiFile; }
std::vector<std::pair<std::string, Containers::Array<char>>> doExportGlyphCacheToData(AbstractGlyphCache&, const std::string& filename) const override {
std::vector<std::pair<std::string, Containers::Array<char>>> ret;
ret.emplace_back(filename, Containers::array({'\xf0'}));
return ret;
}
} converter;
std::ostringstream out;
Error redirectError{&out};
CORRADE_VERIFY(!converter.exportGlyphCacheToFile(dummyGlyphCache, "/some/path/that/does/not/exist"));
CORRADE_COMPARE_AS(out.str(),
"Text::AbstractFontConverter::exportGlyphCacheToFile(): cannot write to file /some/path/that/does/not/exist\n",
TestSuite::Compare::StringHasSuffix);
}
void AbstractFontConverterTest::importGlyphCacheFromSingleData() {
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ConvertData|FontConverterFeature::ImportGlyphCache;
}
Containers::Pointer<AbstractGlyphCache> doImportGlyphCacheFromSingleData(const Containers::ArrayView<const char> data) const override {
if(data.size() == 1 && data[0] == '\xa5')
return Containers::pointer<DummyGlyphCache>(PixelFormat::R8Unorm, Vector2i{123, 345});
return nullptr;
}
} converter;
const char data[] = {'\xa5'};
Containers::Pointer<AbstractGlyphCache> cache = converter.importGlyphCacheFromSingleData(data);
CORRADE_VERIFY(cache);
CORRADE_COMPARE(cache->size(), (Vector3i{123, 345, 1}));
}
void AbstractFontConverterTest::importGlyphCacheFromSingleDataNotImplemented() {
CORRADE_SKIP_IF_NO_ASSERT();
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ConvertData|FontConverterFeature::ImportGlyphCache;
}
} converter;
std::ostringstream out;
Error redirectError{&out};
converter.importGlyphCacheFromSingleData({});
CORRADE_COMPARE(out.str(), "Text::AbstractFontConverter::importGlyphCacheFromSingleData(): feature advertised but not implemented\n");
}
void AbstractFontConverterTest::importGlyphCacheFromSingleDataNotSingleFile() {
CORRADE_SKIP_IF_NO_ASSERT();
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ConvertData|FontConverterFeature::ImportGlyphCache|FontConverterFeature::MultiFile;
}
} converter;
std::ostringstream out;
Error redirectError{&out};
converter.importGlyphCacheFromSingleData({});
CORRADE_COMPARE(out.str(), "Text::AbstractFontConverter::importGlyphCacheFromSingleData(): the format is not single-file\n");
}
void AbstractFontConverterTest::importGlyphCacheFromData() {
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ConvertData|FontConverterFeature::ImportGlyphCache;
}
Containers::Pointer<AbstractGlyphCache> doImportGlyphCacheFromData(const std::vector<std::pair<std::string, Containers::ArrayView<const char>>>& data) const override {
if(data.size() == 2 && data[1].second.size() == 1 && data[1].second[0] == '\xa5')
return Containers::pointer<DummyGlyphCache>(PixelFormat::R8Unorm, Vector2i{123, 345});
return nullptr;
}
} converter;
const char data[] = {'\xa5'};
Containers::Pointer<AbstractGlyphCache> cache = converter.importGlyphCacheFromData({{}, {{}, data}});
CORRADE_VERIFY(cache);
CORRADE_COMPARE(cache->size(), (Vector3i{123, 345, 1}));
}
void AbstractFontConverterTest::importGlyphCacheFromDataNoData() {
CORRADE_SKIP_IF_NO_ASSERT();
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ConvertData|FontConverterFeature::ImportGlyphCache;
}
} converter;
std::ostringstream out;
Error redirectError{&out};
converter.importGlyphCacheFromData({});
CORRADE_COMPARE(out.str(), "Text::AbstractFontConverter::importGlyphCacheFromData(): no data passed\n");
}
void AbstractFontConverterTest::importGlyphCacheFromDataNotImplemented() {
CORRADE_SKIP_IF_NO_ASSERT();
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
/* MultiFile, otherwise it'd proxy through SingleData where the
assertion is already tested */
return FontConverterFeature::ConvertData|FontConverterFeature::ImportGlyphCache|FontConverterFeature::MultiFile;
}
} converter;
std::ostringstream out;
Error redirectError{&out};
converter.importGlyphCacheFromData({{}});
CORRADE_COMPARE(out.str(), "Text::AbstractFontConverter::importGlyphCacheFromData(): feature advertised but not implemented\n");
}
void AbstractFontConverterTest::importGlyphCacheFromDataAsSingleData() {
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ConvertData|FontConverterFeature::ImportGlyphCache;
}
Containers::Pointer<AbstractGlyphCache> doImportGlyphCacheFromSingleData(const Containers::ArrayView<const char> data) const override {
if(data.size() == 1 && data[0] == '\xa5')
return Containers::pointer<DummyGlyphCache>(PixelFormat::R8Unorm, Vector2i{123, 345});
return nullptr;
}
} converter;
const char data[] = {'\xa5'};
Containers::Pointer<AbstractGlyphCache> cache = converter.importGlyphCacheFromData({{{}, data}});
CORRADE_VERIFY(cache);
CORRADE_COMPARE(cache->size(), (Vector3i{123, 345, 1}));
}
void AbstractFontConverterTest::importGlyphCacheFromFile() {
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ImportGlyphCache;
}
Containers::Pointer<AbstractGlyphCache> doImportGlyphCacheFromFile(const std::string& filename) const override {
Containers::Optional<Containers::Array<char>> data = Utility::Path::read(filename);
CORRADE_VERIFY(data);
CORRADE_COMPARE_AS(*data,
Containers::arrayView({'\xa5'}),
TestSuite::Compare::Container);
return Containers::pointer<DummyGlyphCache>(PixelFormat::R8Unorm, Vector2i{123, 345});
}
} converter;
Containers::Pointer<AbstractGlyphCache> cache = converter.importGlyphCacheFromFile(Utility::Path::join(TEXT_TEST_DIR, "data.bin"));
CORRADE_VERIFY(cache);
CORRADE_COMPARE(cache->size(), (Vector3i{123, 345, 1}));
}
void AbstractFontConverterTest::importGlyphCacheFromFileNotImplemented() {
CORRADE_SKIP_IF_NO_ASSERT();
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ImportGlyphCache;
}
} converter;
std::ostringstream out;
Error redirectError{&out};
converter.importGlyphCacheFromFile({});
CORRADE_COMPARE(out.str(), "Text::AbstractFontConverter::importGlyphCacheFromFile(): feature advertised but not implemented\n");
}
void AbstractFontConverterTest::importGlyphCacheFromFileAsSingleData() {
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ConvertData|FontConverterFeature::ImportGlyphCache;
}
Containers::Pointer<AbstractGlyphCache> doImportGlyphCacheFromSingleData(const Containers::ArrayView<const char> data) const override {
if(data.size() == 1 && data[0] == '\xa5')
return Containers::pointer<DummyGlyphCache>(PixelFormat::R8Unorm, Vector2i{123, 345});
return nullptr;
}
} converter;
/* doImportFromFile() should call doImportFromSingleData() */
Containers::Pointer<AbstractGlyphCache> cache = converter.importGlyphCacheFromFile(Utility::Path::join(TEXT_TEST_DIR, "data.bin"));
CORRADE_VERIFY(cache);
CORRADE_COMPARE(cache->size(), (Vector3i{123, 345, 1}));
}
void AbstractFontConverterTest::importGlyphCacheFromFileAsSingleDataNotFound() {
struct: AbstractFontConverter {
FontConverterFeatures doFeatures() const override {
return FontConverterFeature::ConvertData|FontConverterFeature::ImportGlyphCache;
}
Containers::Pointer<AbstractGlyphCache> doImportGlyphCacheFromSingleData(const Containers::ArrayView<const char>) const override {
CORRADE_FAIL("This shouldn't get reached");
return {};
}
} converter;
std::ostringstream out;
Error redirectError{&out};
CORRADE_VERIFY(!converter.importGlyphCacheFromFile("nonexistent.bin"));
/* There's an error message from Path::read() before */
CORRADE_COMPARE_AS(out.str(),
"\nText::AbstractFontConverter::importGlyphCacheFromFile(): cannot open file nonexistent.bin\n",
TestSuite::Compare::StringHasSuffix);
}
void AbstractFontConverterTest::debugFeature() {
std::ostringstream out;
Debug{&out} << FontConverterFeature::ExportFont << FontConverterFeature(0xf0);
CORRADE_COMPARE(out.str(), "Text::FontConverterFeature::ExportFont Text::FontConverterFeature(0xf0)\n");
}
void AbstractFontConverterTest::debugFeaturePacked() {
std::ostringstream out;
/* Last is not packed, ones before should not make any flags persistent */
Debug{&out} << Debug::packed << FontConverterFeature::ExportFont << Debug::packed << FontConverterFeature(0xf0) << FontConverterFeature::ImportGlyphCache;
CORRADE_COMPARE(out.str(), "ExportFont 0xf0 Text::FontConverterFeature::ImportGlyphCache\n");
}
void AbstractFontConverterTest::debugFeatures() {
std::ostringstream out;
Debug{&out} << (FontConverterFeature::ExportFont|FontConverterFeature::ImportGlyphCache) << FontConverterFeatures{};
CORRADE_COMPARE(out.str(), "Text::FontConverterFeature::ExportFont|Text::FontConverterFeature::ImportGlyphCache Text::FontConverterFeatures{}\n");
}
void AbstractFontConverterTest::debugFeaturesPacked() {
std::ostringstream out;
/* Last is not packed, ones before should not make any flags persistent */
Debug{&out} << Debug::packed << (FontConverterFeature::ExportFont|FontConverterFeature::ImportGlyphCache) << Debug::packed << FontConverterFeatures{} << FontConverterFeature::ExportGlyphCache;
CORRADE_COMPARE(out.str(), "ExportFont|ImportGlyphCache {} Text::FontConverterFeature::ExportGlyphCache\n");
}
}}}}
CORRADE_TEST_MAIN(Magnum::Text::Test::AbstractFontConverterTest)