sandboxed-api/contrib/turbojpeg/tests/turbojpeg_sapi_test.cc
Christian Blichmann 4c87556901 Use Abseil's log/flags instead of glog/gflags
Follow-up changes might be required to fully fix up the contrib sandboxes.

PiperOrigin-RevId: 482475998
Change-Id: Iff631eb838a024b2f047a1be61bb27e35a8ff2f4
2022-10-20 06:48:51 -07:00

174 lines
6.0 KiB
C++

// Copyright 2022 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#define _GNU_SOURCE 1
#include "../turbojpeg_sapi.h" // NOLINT(build/include)
#include <turbojpeg.h>
#include <cerrno>
#include <cstdlib>
#include <fstream>
#include <iostream>
#include "gmock/gmock.h"
#include "gtest/gtest.h"
#include "sandboxed_api/testing.h"
#include "sandboxed_api/util/fileops.h"
#include "sandboxed_api/util/path.h"
#include "sandboxed_api/util/status_matchers.h"
#include "turbojpeg_sapi.sapi.h" // NOLINT(build/include)
namespace {
using ::sapi::IsOk;
using ::testing::Eq;
using ::testing::Gt;
using ::testing::Not;
using ::testing::NotNull;
using ::testing::StrEq;
class TurboJpegSapiSandboxTest : public testing::Test {
protected:
static void SetUpTestSuite() {
ASSERT_THAT(getenv("TEST_FILES_DIR"), NotNull());
sandbox_ = new TurboJpegSapiSandbox();
ASSERT_THAT(sandbox_->Init(), IsOk());
api_ = new turbojpeg_sapi::TurboJPEGApi(sandbox_);
}
static void TearDownTestSuite() {
delete api_;
delete sandbox_;
}
static std::string GetTurboJpegErrorStr(sapi::v::Ptr* handle) {
auto errmsg_ptr = api_->tjGetErrorStr2(handle);
if (!errmsg_ptr.ok()) return "Error getting error message";
auto errmsg =
sandbox_->GetCString(sapi::v::RemotePtr(errmsg_ptr.value()), 256);
if (!errmsg.ok()) return "Error getting error message";
return errmsg.value();
}
static turbojpeg_sapi::TurboJPEGApi* api_;
static TurboJpegSapiSandbox* sandbox_;
};
turbojpeg_sapi::TurboJPEGApi* TurboJpegSapiSandboxTest::api_;
TurboJpegSapiSandbox* TurboJpegSapiSandboxTest::sandbox_;
std::string GetTestFilePath(const std::string& filename) {
return sapi::file::JoinPath(getenv("TEST_FILES_DIR"), filename);
}
std::streamsize GetStreamSize(std::ifstream& stream) {
stream.seekg(0, std::ios_base::end);
std::streamsize ssize = stream.tellg();
stream.seekg(0, std::ios_base::beg);
return ssize;
}
absl::StatusOr<std::vector<uint8_t>> ReadFile(const std::string& in_file,
size_t expected_size = SIZE_MAX) {
std::ifstream f(GetTestFilePath(in_file));
if (!f.is_open()) {
return absl::UnavailableError("File could not be opened");
}
std::streamsize ssize = GetStreamSize(f);
if (expected_size != SIZE_MAX && ssize != expected_size) {
return absl::UnavailableError("Incorrect size of file");
}
std::vector<uint8_t> inbuf(ssize);
f.read(reinterpret_cast<char*>(inbuf.data()), ssize);
if (ssize != f.gcount()) {
return absl::UnavailableError("Premature end of file");
}
if (f.fail() || f.eof()) {
return absl::UnavailableError("Error reading file");
}
return inbuf;
}
TEST_F(TurboJpegSapiSandboxTest, Compressor) {
absl::StatusOr<void*> compression_handle_raw = api_->tjInitCompress();
ASSERT_THAT(compression_handle_raw, IsOk());
ASSERT_THAT(compression_handle_raw.value(), NotNull());
sapi::v::RemotePtr compression_handle{compression_handle_raw.value()};
auto result = ReadFile("sample.rgb", 12 * 67 * 3);
ASSERT_THAT(result, IsOk());
sapi::v::Array array(result->data(), result->size());
sapi::v::GenericPtr buffer;
{
sapi::v::ULong length{0};
auto result = api_->tjCompress2(&compression_handle, array.PtrBefore(), 12,
36, 67, TJPF_RGB, buffer.PtrAfter(),
length.PtrBoth(), TJSAMP_444, 10, 0);
ASSERT_THAT(result, IsOk());
ASSERT_THAT(result.value(), Eq(0))
<< "Error from sandboxee: "
<< GetTurboJpegErrorStr(&compression_handle);
ASSERT_TRUE(buffer.GetValue());
ASSERT_TRUE(buffer.GetRemote());
ASSERT_THAT(length.GetValue(), Gt(0));
}
auto value = buffer.GetValue();
auto destroy_result = api_->tjDestroy(&compression_handle);
ASSERT_THAT(destroy_result, IsOk());
ASSERT_THAT(destroy_result.value(), Eq(0));
}
TEST_F(TurboJpegSapiSandboxTest, Decompressor) {
absl::StatusOr<void*> decompression_handle_raw = api_->tjInitDecompress();
ASSERT_THAT(decompression_handle_raw, IsOk());
ASSERT_THAT(decompression_handle_raw.value(), NotNull());
sapi::v::RemotePtr decompression_handle{decompression_handle_raw.value()};
auto result = ReadFile("sample.jpeg");
ASSERT_THAT(result, IsOk());
sapi::v::Array array(result->data(), result->size());
sapi::v::Int width{0};
sapi::v::Int height{0};
sapi::v::Int subsamp{0};
sapi::v::Int colorspace{0};
auto decompress_result = api_->tjDecompressHeader3(
&decompression_handle, array.PtrBefore(), result->size(),
width.PtrAfter(), height.PtrAfter(), subsamp.PtrAfter(),
colorspace.PtrAfter());
ASSERT_THAT(decompress_result, IsOk());
ASSERT_THAT(decompress_result.value(), Eq(0))
<< "Error from sandboxee: "
<< GetTurboJpegErrorStr(&decompression_handle);
ASSERT_THAT(width.GetValue(), Eq(67));
ASSERT_THAT(height.GetValue(), Eq(12));
ASSERT_THAT(subsamp.GetValue(), Eq(TJSAMP_GRAY));
ASSERT_THAT(colorspace.GetValue(), Eq(TJCS_GRAY));
auto arr = sapi::v::Array<unsigned char>(12 * 67 * 3);
decompress_result = api_->tjDecompress2(
&decompression_handle, array.PtrBefore(), result->size(), arr.PtrAfter(),
12, 36, 67, TJCS_RGB, 0);
ASSERT_THAT(decompress_result, IsOk());
EXPECT_THAT(decompress_result.value(), Eq(0))
<< "Error from sandboxee: "
<< GetTurboJpegErrorStr(&decompression_handle);
decompress_result = api_->tjDestroy(&decompression_handle);
ASSERT_THAT(decompress_result, IsOk());
ASSERT_THAT(decompress_result.value(), Eq(0));
}
} // namespace