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// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Fuzzer launcher script tests.
#include <string>
#include <vector>
#include "base/command_line.h"
#include "base/path_service.h"
#include "base/process/launch.h"
#include "base/strings/string_split.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
TEST(FuzzerConfigTest, DictOnly) {
// Test of automatically generated .options file for fuzzer with dict option.
base::FilePath exe_path;
base::PathService::Get(base::FILE_EXE, &exe_path);
std::string launcher_path =
exe_path.DirName().Append("check_fuzzer_config.py").value();
std::string output;
base::CommandLine cmd(
std::vector<std::string>({launcher_path, "test_dict_only.options"}));
bool success = base::GetAppOutputAndError(cmd, &output);
EXPECT_TRUE(success);
std::vector<std::string> fuzzer_args = base::SplitString(
output, "\n", base::TRIM_WHITESPACE, base::SPLIT_WANT_NONEMPTY);
EXPECT_EQ(1UL, fuzzer_args.size());
EXPECT_EQ(fuzzer_args[0], "dict=test_dict_only.dict");
}
TEST(FuzzerConfigTest, ConfigOnly) {
// Test of .options file for fuzzer with libfuzzer_options and without dict.
base::FilePath exe_path;
base::PathService::Get(base::FILE_EXE, &exe_path);
std::string launcher_path =
exe_path.DirName().Append("check_fuzzer_config.py").value();
std::string output;
base::CommandLine cmd(
std::vector<std::string>({launcher_path, "test_config_only.options"}));
bool success = base::GetAppOutputAndError(cmd, &output);
EXPECT_TRUE(success);
std::vector<std::string> fuzzer_args = base::SplitString(
output, "\n", base::TRIM_WHITESPACE, base::SPLIT_WANT_NONEMPTY);
EXPECT_EQ(2UL, fuzzer_args.size());
EXPECT_EQ(fuzzer_args[0], "some_test_option=test_value");
EXPECT_EQ(fuzzer_args[1], "max_len=1024");
}
TEST(FuzzerConfigTest, ConfigAndDict) {
// Test of .options file for fuzzer with options file and dictionary.
base::FilePath exe_path;
base::PathService::Get(base::FILE_EXE, &exe_path);
std::string launcher_path =
exe_path.DirName().Append("check_fuzzer_config.py").value();
std::string output;
base::CommandLine cmd(std::vector<std::string>(
{launcher_path, "test_config_and_dict.options"}));
bool success = base::GetAppOutputAndError(cmd, &output);
EXPECT_TRUE(success);
std::vector<std::string> fuzzer_args = base::SplitString(
output, "\n", base::TRIM_WHITESPACE, base::SPLIT_WANT_NONEMPTY);
EXPECT_EQ(4UL, fuzzer_args.size());
EXPECT_EQ(fuzzer_args[0], "dict=test_config_and_dict.dict");
EXPECT_EQ(fuzzer_args[1], "max_len=random(1337, 31337)");
EXPECT_EQ(fuzzer_args[2], "timeout=666");
EXPECT_EQ(fuzzer_args[3], "use_traces=1");
}
TEST(FuzzerConfigTest, ConfigAndSeedCorpus) {
// Test of .options file for fuzzer with libfuzzer_options and seed corpus.
base::FilePath exe_path;
base::PathService::Get(base::FILE_EXE, &exe_path);
std::string launcher_path =
exe_path.DirName().Append("check_fuzzer_config.py").value();
std::string output;
base::CommandLine cmd(std::vector<std::string>(
{launcher_path, "test_config_and_seed_corpus.options"}));
bool success = base::GetAppOutputAndError(cmd, &output);
EXPECT_TRUE(success);
std::vector<std::string> fuzzer_args = base::SplitString(
output, "\n", base::TRIM_WHITESPACE, base::SPLIT_WANT_NONEMPTY);
EXPECT_EQ(2UL, fuzzer_args.size());
EXPECT_EQ(fuzzer_args[0], "some_test_option=test_value");
EXPECT_EQ(fuzzer_args[1], "max_len=1024");
// Test seed_corpus archive.
launcher_path =
exe_path.DirName().Append("check_seed_corpus_archive.py").value();
cmd = base::CommandLine(std::vector<std::string>(
{launcher_path, "test_config_and_seed_corpus_seed_corpus.zip"}));
success = base::GetAppOutputAndError(cmd, &output);
EXPECT_TRUE(success);
std::vector<std::string> seed_corpus_info = base::SplitString(
output, "\n", base::TRIM_WHITESPACE, base::SPLIT_WANT_NONEMPTY);
EXPECT_EQ(1UL, seed_corpus_info.size());
EXPECT_EQ(seed_corpus_info[0], "3");
}
TEST(FuzzerConfigTest, ConfigAndSeedCorpuses) {
// Test of .options file for fuzzer with libfuzzer_options and seed corpuses.
base::FilePath exe_path;
base::PathService::Get(base::FILE_EXE, &exe_path);
std::string launcher_path =
exe_path.DirName().Append("check_fuzzer_config.py").value();
std::string output;
base::CommandLine cmd(std::vector<std::string>(
{launcher_path, "test_config_and_seed_corpuses.options"}));
bool success = base::GetAppOutputAndError(cmd, &output);
EXPECT_TRUE(success);
std::vector<std::string> fuzzer_args = base::SplitString(
output, "\n", base::TRIM_WHITESPACE, base::SPLIT_WANT_NONEMPTY);
EXPECT_EQ(2UL, fuzzer_args.size());
EXPECT_EQ(fuzzer_args[0], "some_test_option=another_test_value");
EXPECT_EQ(fuzzer_args[1], "max_len=1337");
// Test seed_corpus archive.
launcher_path =
exe_path.DirName().Append("check_seed_corpus_archive.py").value();
cmd = base::CommandLine(std::vector<std::string>(
{launcher_path, "test_config_and_seed_corpuses_seed_corpus.zip"}));
success = base::GetAppOutputAndError(cmd, &output);
EXPECT_TRUE(success);
std::vector<std::string> seed_corpus_info = base::SplitString(
output, "\n", base::TRIM_WHITESPACE, base::SPLIT_WANT_NONEMPTY);
EXPECT_EQ(1UL, seed_corpus_info.size());
EXPECT_EQ(seed_corpus_info[0], "5");
}
TEST(FuzzerConfigTest, DictSubdir) {
// Test of auto-generated .options file for fuzzer with dict in sub-directory.
base::FilePath exe_path;
base::PathService::Get(base::FILE_EXE, &exe_path);
std::string launcher_path =
exe_path.DirName().Append("check_fuzzer_config.py").value();
std::string output;
base::CommandLine cmd(std::vector<std::string>(
{launcher_path, "test_dict_from_subdir.options"}));
bool success = base::GetAppOutputAndError(cmd, &output);
EXPECT_TRUE(success);
std::vector<std::string> fuzzer_args = base::SplitString(
output, "\n", base::TRIM_WHITESPACE, base::SPLIT_WANT_NONEMPTY);
EXPECT_EQ(1UL, fuzzer_args.size());
EXPECT_EQ(fuzzer_args[0], "dict=test_dict_from_subdir.dict");
}
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