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lyra_gan_model_test.cc
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lyra_gan_model_test.cc
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/*
* 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
*
* http://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.
*/
#include "lyra_gan_model.h"
#include <memory>
#include <optional>
#include <string>
#include <vector>
// Placeholder for get runfiles header.
#include "gtest/gtest.h"
#include "include/ghc/filesystem.hpp"
#include "lyra_config.h"
namespace chromemedia {
namespace codec {
namespace {
class LyraGanModelTest : public testing::Test {
protected:
LyraGanModelTest()
: model_(LyraGanModel::Create(
ghc::filesystem::current_path() / "model_coeffs", kNumFeatures)),
features_(kNumFeatures) {}
void ExpectValidSampleGeneration(int num_samples) {
auto samples = model_->GenerateSamples(num_samples);
ASSERT_TRUE(samples.has_value());
EXPECT_EQ(samples.value().size(), num_samples);
}
std::unique_ptr<LyraGanModel> model_;
std::vector<float> features_;
};
TEST_F(LyraGanModelTest, CreationFailsWithInvalidModelPath) {
EXPECT_EQ(LyraGanModel::Create("invalid/model/path", features_.size()),
nullptr);
}
TEST_F(LyraGanModelTest, CreationSucceedsWithValidModelPath) {
EXPECT_NE(model_, nullptr);
}
TEST_F(LyraGanModelTest, NoSampleCanBeGeneratedBeforeAddingFeatures) {
ASSERT_NE(model_, nullptr);
EXPECT_FALSE(model_->GenerateSamples(1).has_value());
}
TEST_F(LyraGanModelTest, SamplesAreGeneratedUntilHopLimit) {
ASSERT_NE(model_, nullptr);
model_->AddFeatures(features_);
const int first_request = 1;
ExpectValidSampleGeneration(first_request);
ExpectValidSampleGeneration(GetNumSamplesPerHop(kInternalSampleRateHz) -
first_request);
EXPECT_FALSE(model_->GenerateSamples(1).has_value());
}
} // namespace
} // namespace codec
} // namespace chromemedia