mirror of https://github.com/grpc/grpc.git
Craig Tiller
7 years ago
commit
e08e39d148
18 changed files with 194 additions and 40 deletions
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/*
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* |
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* Copyright 2016 gRPC authors. |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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* |
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*/ |
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#include <stdbool.h> |
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#include <dirent.h> |
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#include <gflags/gflags.h> |
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#include <grpc/support/log.h> |
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#include <gtest/gtest.h> |
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#include <stdio.h> |
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#include <sys/types.h> |
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#include "src/core/lib/iomgr/load_file.h" |
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#include "test/core/util/test_config.h" |
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extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size); |
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extern "C" bool squelch; |
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extern "C" bool leak_check; |
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DEFINE_string(file, "", "Use this file as test data"); |
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DEFINE_string(directory, "", "Use this directory as test data"); |
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class FuzzerCorpusTest : public ::testing::TestWithParam<std::string> {}; |
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TEST_P(FuzzerCorpusTest, RunOneExample) { |
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gpr_log(GPR_DEBUG, "Example file: %s", GetParam().c_str()); |
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grpc_slice buffer; |
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squelch = false; |
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leak_check = false; |
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GPR_ASSERT(GRPC_LOG_IF_ERROR("load_file", |
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grpc_load_file(GetParam().c_str(), 0, &buffer))); |
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LLVMFuzzerTestOneInput(GRPC_SLICE_START_PTR(buffer), |
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GRPC_SLICE_LENGTH(buffer)); |
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grpc_slice_unref(buffer); |
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} |
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class ExampleGenerator |
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: public ::testing::internal::ParamGeneratorInterface<std::string> { |
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public: |
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virtual ::testing::internal::ParamIteratorInterface<std::string>* Begin() |
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const; |
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virtual ::testing::internal::ParamIteratorInterface<std::string>* End() const; |
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private: |
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void Materialize() const { |
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if (examples_.empty()) { |
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if (!FLAGS_file.empty()) examples_.push_back(FLAGS_file); |
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if (!FLAGS_directory.empty()) { |
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DIR* dp; |
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struct dirent* ep; |
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dp = opendir(FLAGS_directory.c_str()); |
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if (dp != NULL) { |
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while ((ep = readdir(dp)) != nullptr) { |
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if (ep->d_type == DT_REG) { |
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examples_.push_back(FLAGS_directory + "/" + ep->d_name); |
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} |
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} |
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(void)closedir(dp); |
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} else { |
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perror("Couldn't open the directory"); |
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abort(); |
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} |
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} |
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} |
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} |
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mutable std::vector<std::string> examples_; |
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}; |
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class ExampleIterator |
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: public ::testing::internal::ParamIteratorInterface<std::string> { |
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public: |
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ExampleIterator(const ExampleGenerator& base_, |
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std::vector<std::string>::const_iterator begin) |
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: base_(base_), begin_(begin), current_(begin) {} |
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virtual const ExampleGenerator* BaseGenerator() const { return &base_; } |
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virtual void Advance() { current_++; } |
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virtual ExampleIterator* Clone() const { return new ExampleIterator(*this); } |
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virtual const std::string* Current() const { return &*current_; } |
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virtual bool Equals(const ParamIteratorInterface<std::string>& other) const { |
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return &base_ == other.BaseGenerator() && |
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current_ == dynamic_cast<const ExampleIterator*>(&other)->current_; |
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} |
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private: |
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ExampleIterator(const ExampleIterator& other) |
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: base_(other.base_), begin_(other.begin_), current_(other.current_) {} |
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const ExampleGenerator& base_; |
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const std::vector<std::string>::const_iterator begin_; |
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std::vector<std::string>::const_iterator current_; |
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}; |
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::testing::internal::ParamIteratorInterface<std::string>* |
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ExampleGenerator::Begin() const { |
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Materialize(); |
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return new ExampleIterator(*this, examples_.begin()); |
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} |
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::testing::internal::ParamIteratorInterface<std::string>* |
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ExampleGenerator::End() const { |
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Materialize(); |
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return new ExampleIterator(*this, examples_.end()); |
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} |
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INSTANTIATE_TEST_CASE_P( |
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CorpusExamples, FuzzerCorpusTest, |
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::testing::internal::ParamGenerator<std::string>(new ExampleGenerator)); |
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int main(int argc, char** argv) { |
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grpc_test_init(argc, argv); |
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::gflags::ParseCommandLineFlags(&argc, &argv, true); |
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::testing::InitGoogleTest(&argc, argv); |
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return RUN_ALL_TESTS(); |
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} |
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