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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ui/gfx/render_text.h"
#include <string_view>
#include "base/at_exit.h"
#include "base/command_line.h"
#include "base/i18n/icu_util.h"
#include "base/logging.h"
#include "base/strings/utf_string_conversions.h"
#include "base/test/task_environment.h"
#include "base/test/test_timeouts.h"
#include "build/build_config.h"
#include "ui/gfx/canvas.h"
#include "ui/gfx/font_util.h"
#if BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS)
#include "third_party/test_fonts/fontconfig/fontconfig_util_linux.h"
#endif
namespace {
#if BUILDFLAG(IS_WIN)
const char kFontDescription[] = "Segoe UI, 13px";
#elif BUILDFLAG(IS_ANDROID)
const char kFontDescription[] = "serif, 13px";
#else
const char kFontDescription[] = "sans, 13px";
#endif
struct Environment {
Environment()
: task_environment((base::CommandLine::Init(0, nullptr),
TestTimeouts::Initialize(),
base::test::TaskEnvironment::MainThreadType::UI)) {
logging::SetMinLogLevel(logging::LOGGING_FATAL);
CHECK(base::i18n::InitializeICU());
#if BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS)
test_fonts::SetUpFontconfig();
#endif
gfx::InitializeFonts();
gfx::FontList::SetDefaultFontDescription(kFontDescription);
}
base::AtExitManager at_exit_manager;
base::test::TaskEnvironment task_environment;
};
} // anonymous namespace
extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
static Environment env;
std::unique_ptr<gfx::RenderText> render_text =
gfx::RenderText::CreateRenderText();
gfx::Canvas canvas;
render_text->SetText(base::UTF8ToUTF16(
std::string_view(reinterpret_cast<const char*>(data), size)));
render_text->Draw(&canvas);
return 0;
}
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