llvm-project/llvm/tools/llvm-reduce/TestRunner.cpp

58 lines
1.9 KiB
C++

//===-- TestRunner.cpp ----------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "TestRunner.h"
using namespace llvm;
/// Gets Current Working Directory and tries to create a Tmp Directory
static SmallString<128> initializeTmpDirectory() {
SmallString<128> CWD;
if (std::error_code EC = sys::fs::current_path(CWD)) {
errs() << "Error getting current directory: " << EC.message() << "!\n";
exit(1);
}
SmallString<128> TmpDirectory;
sys::path::append(TmpDirectory, CWD, "tmp");
if (std::error_code EC = sys::fs::create_directory(TmpDirectory))
errs() << "Error creating tmp directory: " << EC.message() << "!\n";
return TmpDirectory;
}
TestRunner::TestRunner(StringRef TestName, std::vector<std::string> TestArgs,
StringRef ReducedFilepath)
: TestName(TestName), TestArgs(std::move(TestArgs)),
ReducedFilepath(ReducedFilepath) {
TmpDirectory = initializeTmpDirectory();
}
/// Runs the interestingness test, passes file to be tested as first argument
/// and other specified test arguments after that.
int TestRunner::run(StringRef Filename) {
std::vector<StringRef> ProgramArgs;
ProgramArgs.push_back(TestName);
ProgramArgs.push_back(Filename);
for (auto Arg : TestArgs)
ProgramArgs.push_back(Arg.c_str());
Optional<StringRef> Redirects[3]; // STDIN, STDOUT, STDERR
int Result = sys::ExecuteAndWait(TestName, ProgramArgs, None, Redirects);
if (Result < 0) {
Error E = make_error<StringError>("Error running interesting-ness test\n",
inconvertibleErrorCode());
outs() << toString(std::move(E));
exit(1);
}
return !Result;
}