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// Copyright (C) 2019 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 <cstddef>
#include <cstdint>
#include "icing/text_classifier/lib3/utils/base/status.h"
#include "icing/text_classifier/lib3/utils/base/statusor.h"
#include "icing/document-builder.h"
#include "icing/helpers/icu/icu-data-file-helper.h"
#include "icing/icing-search-engine.h"
#include "icing/proto/document.pb.h"
#include "icing/proto/initialize.pb.h"
#include "icing/proto/scoring.pb.h"
#include "icing/schema-builder.h"
#include "icing/testing/test-data.h"
#include "icing/testing/tmp-directory.h"
namespace icing {
namespace lib {
namespace {
constexpr PropertyConfigProto_Cardinality_Code CARDINALITY_REQUIRED =
PropertyConfigProto_Cardinality_Code_REQUIRED;
constexpr StringIndexingConfig_TokenizerType_Code TOKENIZER_PLAIN =
StringIndexingConfig_TokenizerType_Code_PLAIN;
constexpr TermMatchType_Code MATCH_PREFIX = TermMatchType_Code_PREFIX;
IcingSearchEngineOptions Setup() {
IcingSearchEngineOptions icing_options;
icing_options.set_base_dir(GetTestTempDir() + "/icing");
return icing_options;
}
DocumentProto MakeDocument(const uint8_t* data, size_t size) {
// TODO (sidchhabra): Added more optimized fuzzing techniques.
DocumentProto document;
std::string string_prop(reinterpret_cast<const char*>(data), size);
return DocumentBuilder()
.SetKey("namespace", "uri1")
.SetSchema("Message")
.AddStringProperty("body", string_prop)
.Build();
}
SearchSpecProto SetSearchSpec(const uint8_t* data, size_t size) {
SearchSpecProto search_spec;
search_spec.set_term_match_type(TermMatchType::PREFIX);
// TODO (sidchhabra): Added more optimized fuzzing techniques.
std::string query_string(reinterpret_cast<const char*>(data), size);
search_spec.set_query(query_string);
return search_spec;
}
extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
// Initialize
IcingSearchEngineOptions icing_options = Setup();
std::string icu_data_file_path = GetTestFilePath("icing/icu.dat");
if (!icu_data_file_helper::SetUpICUDataFile(icu_data_file_path).ok()) {
return 1;
}
IcingSearchEngine icing(icing_options);
const Filesystem filesystem_;
// TODO (b/145758378): Deleting directory should not be required.
filesystem_.DeleteDirectoryRecursively(icing_options.base_dir().c_str());
icing.Initialize();
SchemaProto schema_proto =
SchemaBuilder()
.AddType(SchemaTypeConfigBuilder().SetType("Message").AddProperty(
PropertyConfigBuilder()
.SetName("body")
.SetDataTypeString(MATCH_PREFIX, TOKENIZER_PLAIN)
.SetCardinality(CARDINALITY_REQUIRED)))
.Build();
icing.SetSchema(schema_proto);
// Index
DocumentProto document = MakeDocument(data, size);
icing.Put(document);
// Query
SearchSpecProto search_spec = SetSearchSpec(data, size);
ScoringSpecProto scoring_spec;
scoring_spec.set_rank_by(ScoringSpecProto::RankingStrategy::DOCUMENT_SCORE);
ResultSpecProto result_spec;
libtextclassifier3::StatusOr<SearchResultProto> result =
icing.Search(search_spec, scoring_spec, result_spec);
return 0;
}
} // namespace
} // namespace lib
} // namespace icing
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