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/* Copyright 2016 The TensorFlow Authors. All Rights Reserved.
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 "tensorflow/core/example/example_parser_configuration.h"
#include <memory>
#include "tensorflow/core/framework/attr_value.pb.h"
#include "tensorflow/core/framework/node_def.pb.h"
#include "tensorflow/core/framework/tensor_testutil.h"
#include "tensorflow/core/lib/core/status_test_util.h"
#include "tensorflow/core/lib/io/path.h"
#include "tensorflow/core/platform/protobuf.h"
#include "tensorflow/core/platform/test.h"
#include "tensorflow/core/public/session_options.h"
#include "tensorflow/core/util/example_proto_helper.h"
namespace tensorflow {
namespace {
void ReadFileToStringOrDie(Env* env, const string& filename, string* output) {
TF_CHECK_OK(ReadFileToString(env, filename, output));
}
std::unique_ptr<Session> CreateSession() {
SessionOptions options;
(*options.config.mutable_device_count())["CPU"] = 2;
return std::unique_ptr<Session>(NewSession(options));
}
class ExtractExampleParserConfigurationTest : public ::testing::Test {
protected:
void SetUp() override {
string proto_string;
string filename =
io::JoinPath(testing::TensorFlowSrcRoot(),
"core/example/testdata/parse_example_graph_def.pbtxt");
ReadFileToStringOrDie(Env::Default(), filename, &proto_string);
protobuf::TextFormat::ParseFromString(proto_string, &graph_def_);
session_ = CreateSession();
TF_CHECK_OK(session_->Create(graph_def_));
}
NodeDef* parse_example_node() {
for (auto& node : *graph_def_.mutable_node()) {
if (node.name() == "ParseExample/ParseExample") {
return &node;
}
}
return nullptr;
}
GraphDef graph_def_;
std::unique_ptr<Session> session_;
};
TEST_F(ExtractExampleParserConfigurationTest, OpNotFound) {
std::vector<FixedLenFeature> dense_vec;
std::vector<VarLenFeature> sparse_vec;
Status status = ExtractExampleParserConfiguration(
graph_def_, "BlarseExample/ParseExample", session_.get(), &dense_vec,
&sparse_vec);
EXPECT_EQ(status.code(), error::INVALID_ARGUMENT);
}
TEST_F(ExtractExampleParserConfigurationTest, InconsistentAttrNsparse) {
std::vector<FixedLenFeature> dense_vec;
std::vector<VarLenFeature> sparse_vec;
NodeDef* node = parse_example_node();
auto mutable_attr = node->mutable_attr();
(*mutable_attr)["Nsparse"].set_i(3);
Status status = ExtractExampleParserConfiguration(
graph_def_, "ParseExample/ParseExample", session_.get(), &dense_vec,
&sparse_vec);
EXPECT_EQ(status.code(), error::INVALID_ARGUMENT);
}
TEST_F(ExtractExampleParserConfigurationTest, InconsistentAttrNdense) {
std::vector<FixedLenFeature> dense_vec;
std::vector<VarLenFeature> sparse_vec;
NodeDef* node = parse_example_node();
auto mutable_attr = node->mutable_attr();
(*mutable_attr)["Ndense"].set_i(2);
Status status = ExtractExampleParserConfiguration(
graph_def_, "ParseExample/ParseExample", session_.get(), &dense_vec,
&sparse_vec);
EXPECT_EQ(status.code(), error::INVALID_ARGUMENT);
}
TEST_F(ExtractExampleParserConfigurationTest, Basic) {
std::vector<FixedLenFeature> dense_vec;
std::vector<VarLenFeature> sparse_vec;
Status status = ExtractExampleParserConfiguration(
graph_def_, "ParseExample/ParseExample", session_.get(), &dense_vec,
&sparse_vec);
EXPECT_EQ(Status::OK(), status);
EXPECT_EQ(2, sparse_vec.size());
EXPECT_EQ(3, dense_vec.size());
EXPECT_EQ("sf0", sparse_vec[0].key);
EXPECT_EQ(DT_STRING, sparse_vec[0].dtype);
EXPECT_EQ("ParseExample/ParseExample:0",
sparse_vec[0].indices_output_tensor_name);
EXPECT_EQ("ParseExample/ParseExample:2",
sparse_vec[0].values_output_tensor_name);
EXPECT_EQ("ParseExample/ParseExample:4",
sparse_vec[0].shapes_output_tensor_name);
EXPECT_EQ("sf1", sparse_vec[1].key);
EXPECT_EQ(DT_STRING, sparse_vec[1].dtype);
EXPECT_EQ("ParseExample/ParseExample:1",
sparse_vec[1].indices_output_tensor_name);
EXPECT_EQ("ParseExample/ParseExample:3",
sparse_vec[1].values_output_tensor_name);
EXPECT_EQ("ParseExample/ParseExample:5",
sparse_vec[1].shapes_output_tensor_name);
EXPECT_EQ("x", dense_vec[0].key);
EXPECT_EQ(DT_FLOAT, dense_vec[0].dtype);
EXPECT_EQ("ParseExample/ParseExample:6",
dense_vec[0].values_output_tensor_name);
EXPECT_EQ("y", dense_vec[1].key);
EXPECT_EQ(DT_FLOAT, dense_vec[1].dtype);
EXPECT_EQ("ParseExample/ParseExample:7",
dense_vec[1].values_output_tensor_name);
EXPECT_EQ("z", dense_vec[2].key);
EXPECT_EQ(DT_FLOAT, dense_vec[2].dtype);
EXPECT_EQ("ParseExample/ParseExample:8",
dense_vec[2].values_output_tensor_name);
}
static const char kExampleParseConfigurationProto[] = R"( feature_map {
key: "x"
value {
fixed_len_feature {
dtype: DT_FLOAT
shape {
dim {
size: 1
}
}
default_value {
dtype: DT_FLOAT
tensor_shape {
dim {
size: 1
}
}
float_val: 33.0
}
values_output_tensor_name: "ParseExample/ParseExample:3"
}
}
}
feature_map {
key: "y"
value {
var_len_feature {
dtype: DT_STRING
values_output_tensor_name: "ParseExample/ParseExample:1"
indices_output_tensor_name: "ParseExample/ParseExample:0"
shapes_output_tensor_name: "ParseExample/ParseExample:2"
}
}
}
)";
class ExampleParserConfigurationProtoToFeatureVectorsTest
: public ::testing::Test {
protected:
void SetUp() override {
CHECK(protobuf::TextFormat::ParseFromString(kExampleParseConfigurationProto,
&config_proto_));
}
ExampleParserConfiguration config_proto_;
};
TEST_F(ExampleParserConfigurationProtoToFeatureVectorsTest, Basic) {
std::vector<FixedLenFeature> fixed_len_features;
std::vector<VarLenFeature> var_len_features;
TF_ASSERT_OK(ExampleParserConfigurationProtoToFeatureVectors(
config_proto_, &fixed_len_features, &var_len_features));
ASSERT_EQ(1, fixed_len_features.size());
ASSERT_EQ(1, var_len_features.size());
const FixedLenFeature& f = fixed_len_features[0];
ASSERT_EQ(DT_FLOAT, f.dtype);
ASSERT_EQ("x", f.key);
ASSERT_EQ("ParseExample/ParseExample:3", f.values_output_tensor_name);
TensorShape expected_shape({1});
ASSERT_EQ(expected_shape.dims(), f.shape.dims());
ASSERT_EQ(1, f.shape.dim_size(0));
Tensor expected_default(DT_FLOAT, TensorShape({1}));
test::FillIota<float>(&expected_default, 33.0);
test::ExpectTensorEqual<float>(expected_default, f.default_value);
const VarLenFeature& v = var_len_features[0];
ASSERT_EQ(DT_STRING, v.dtype);
ASSERT_EQ("ParseExample/ParseExample:0", v.indices_output_tensor_name);
ASSERT_EQ("ParseExample/ParseExample:1", v.values_output_tensor_name);
ASSERT_EQ("ParseExample/ParseExample:2", v.shapes_output_tensor_name);
}
} // namespace
} // namespace tensorflow
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