chromium/third_party/distributed_point_functions/shim/distributed_point_function_shim_unittest.cc

// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include <stddef.h>

#include <optional>
#include <utility>
#include <vector>

#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/abseil-cpp/absl/numeric/int128.h"
#include "third_party/distributed_point_functions/dpf/distributed_point_function.pb.h"
#include "third_party/distributed_point_functions/shim/distributed_point_function_shim.h"

namespace distributed_point_functions {

// The shim's GenerateKeysIncremental() can return a value besides std::nullopt.
TEST(DistributedPointFunctionShimTest, GenerateKeysIncrementalConstructsKeys) { … }

// When DistributedPointFunction::CreateIncremental() fails, the shim's
// GenerateKeysIncremental() should return std::nullopt.
TEST(DistributedPointFunctionShimTest, GenerateKeysIncrementalEmptyParameters) { … }

// When the length of beta does not match the number of parameters, the internal
// call to DistributedPointFunction::GenerateKeysIncremental() will fail, and
// the shim's GenerateKeysIncremental() should return std::nullopt.
TEST(DistributedPointFunctionShimTest, GenerateKeysIncrementalBetaWrongSize) { … }

}  // namespace distributed_point_functions