130 lines
4.2 KiB
C++
130 lines
4.2 KiB
C++
// Copyright 2022 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "contrib/woff2/woff2_sapi.h"
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#include <woff2/encode.h>
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#include <cstddef>
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#include <cstdlib>
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#include <fstream>
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#include <iostream>
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#include <optional>
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#include "gmock/gmock.h"
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#include "gtest/gtest.h"
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#include "contrib/woff2/woff2_wrapper.h"
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#include "sandboxed_api/testing.h"
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#include "sandboxed_api/util/fileops.h"
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#include "sandboxed_api/util/path.h"
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#include "sandboxed_api/util/status_matchers.h"
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#include "woff2_sapi.sapi.h" // NOLINT(build/include)
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namespace {
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using ::sapi::IsOk;
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using ::testing::Eq;
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using ::testing::IsNull;
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using ::testing::Not;
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using ::testing::StrEq;
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class Woff2SapiSandboxTest : public testing::Test {
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protected:
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static void SetUpTestSuite() {
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test_data_dir_ = ::getenv("TEST_DATA_DIR");
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ASSERT_THAT(test_data_dir_, Not(IsNull()));
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sandbox_ = new ::sapi_woff2::Woff2SapiSandbox();
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ASSERT_THAT(sandbox_->Init(), IsOk());
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api_ = new ::sapi_woff2::WOFF2Api(sandbox_);
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}
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static void TearDownTestSuite() {
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delete api_;
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delete sandbox_;
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}
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static absl::StatusOr<std::vector<uint8_t>> ReadFile(
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const char* in_file, size_t expected_size = SIZE_MAX);
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static const char* test_data_dir_;
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static ::sapi_woff2::WOFF2Api* api_;
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private:
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static ::sapi_woff2::Woff2SapiSandbox* sandbox_;
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};
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::sapi_woff2::Woff2SapiSandbox* Woff2SapiSandboxTest::sandbox_;
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::sapi_woff2::WOFF2Api* Woff2SapiSandboxTest::api_;
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const char* Woff2SapiSandboxTest::test_data_dir_;
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std::streamsize GetStreamSize(std::ifstream& stream) {
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stream.seekg(0, std::ios_base::end);
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std::streamsize ssize = stream.tellg();
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stream.seekg(0, std::ios_base::beg);
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return ssize;
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}
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absl::StatusOr<std::vector<uint8_t>> Woff2SapiSandboxTest::ReadFile(
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const char* in_file, size_t expected_size) {
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auto env = absl::StrCat(test_data_dir_, "/", in_file);
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std::ifstream f(env);
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if (!f.is_open()) {
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return absl::UnavailableError("File could not be opened");
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}
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std::streamsize ssize = GetStreamSize(f);
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if (expected_size != SIZE_MAX && ssize != expected_size) {
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return absl::UnavailableError("Incorrect size of file");
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}
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std::vector<uint8_t> inbuf((ssize));
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f.read(reinterpret_cast<char*>(inbuf.data()), ssize);
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if (ssize != f.gcount()) {
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return absl::UnavailableError("Premature end of file");
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}
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if (f.fail() || f.eof()) {
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return absl::UnavailableError("Error reading file");
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}
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return inbuf;
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}
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TEST_F(Woff2SapiSandboxTest, Compress) {
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auto result = ReadFile("Roboto-Regular.ttf");
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ASSERT_THAT(result, IsOk());
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sapi::v::Array array(result->data(), result->size());
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sapi::v::GenericPtr p;
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sapi::v::IntBase<size_t> out_length;
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auto compress_result = api_->WOFF2_ConvertTTFToWOFF2(
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array.PtrBefore(), result->size(), p.PtrAfter(), out_length.PtrAfter());
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ASSERT_THAT(compress_result, IsOk());
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ASSERT_TRUE(compress_result.value());
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ASSERT_THAT(p.GetValue(), Not(Eq(0)));
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auto ptr = sapi::v::RemotePtr{reinterpret_cast<void*>(p.GetValue())};
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ASSERT_THAT(api_->WOFF2_Free(&ptr), IsOk());
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}
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TEST_F(Woff2SapiSandboxTest, Decompress) {
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auto result = ReadFile("Roboto-Regular.woff2");
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ASSERT_THAT(result, IsOk());
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sapi::v::Array array(result->data(), result->size());
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sapi::v::GenericPtr p;
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sapi::v::IntBase<size_t> out_length;
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auto decompress_result = api_->WOFF2_ConvertWOFF2ToTTF(
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array.PtrBefore(), result->size(), p.PtrAfter(), out_length.PtrAfter(),
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1 << 25);
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ASSERT_THAT(decompress_result, IsOk());
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ASSERT_TRUE(decompress_result.value());
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ASSERT_THAT(p.GetValue(), Not(Eq(0)));
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auto ptr = sapi::v::RemotePtr{reinterpret_cast<void*>(p.GetValue())};
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ASSERT_THAT(api_->WOFF2_Free(&ptr), IsOk());
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}
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} // namespace
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