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// Copyright 2017 Google Inc. 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.
#ifndef EXAMPLES_FUZZER_TEST_H_
#define EXAMPLES_FUZZER_TEST_H_
#include <dirent.h>
#include <memory>
#include <string>
#include "port/gtest.h"
using testing::Test;
class FuzzerTest : public testing::Test {
protected:
void SetUp() override {
char dir_template[] = "/tmp/libxml2_example_test_XXXXXX";
auto dir = mkdtemp(dir_template);
ASSERT_TRUE(dir);
dir_ = std::string(dir) + "/";
EXPECT_EQ(0, CountFilesInDir());
}
void TearDown() override {
EXPECT_EQ(0, std::system((std::string("rm -rf ") + dir_).c_str()));
}
int RunFuzzer(const std::string& name, int max_len, int runs) {
std::string cmd = "ASAN_OPTIONS=detect_leaks=0 ./" + name;
cmd += " -detect_leaks=0";
cmd += " -len_control=0";
cmd += " -max_len=" + std::to_string(max_len);
cmd += " -runs=" + std::to_string(runs);
cmd += " -artifact_prefix=" + dir_;
cmd += " " + dir_;
fprintf(stderr, "%s \n", cmd.c_str());
return std::system(cmd.c_str());
}
size_t CountFilesInDir() const {
size_t res = 0;
std::unique_ptr<DIR, decltype(&closedir)> dir(opendir(dir_.c_str()),
&closedir);
if (!dir) return 0;
while (readdir(dir.get())) {
++res;
}
if (res <= 2) return 0;
res -= 2; // . and ..
return res;
}
std::string dir_;
};
#endif // EXAMPLES_FUZZER_TEST_H_
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