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//===-- 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"
#include "ReducerWorkItem.h"
#include "deltas/Utils.h"
#include "llvm/Support/WithColor.h"
using namespace llvm;
TestRunner::TestRunner(StringRef TestName, ArrayRef<std::string> RawTestArgs,
std::unique_ptr<ReducerWorkItem> Program,
std::unique_ptr<TargetMachine> TM, StringRef ToolName,
StringRef OutputName, bool InputIsBitcode,
bool OutputBitcode)
: TestName(TestName), ToolName(ToolName), Program(std::move(Program)),
TM(std::move(TM)), OutputFilename(OutputName),
InputIsBitcode(InputIsBitcode), EmitBitcode(OutputBitcode) {
assert(this->Program && "Initialized with null program?");
TestArgs.push_back(TestName); // argv[0]
TestArgs.append(RawTestArgs.begin(), RawTestArgs.end());
}
static constexpr std::array<std::optional<StringRef>, 3> DefaultRedirects = {
StringRef()};
static constexpr std::array<std::optional<StringRef>, 3> NullRedirects;
/// Runs the interestingness test, passes file to be tested as first argument
/// and other specified test arguments after that.
int TestRunner::run(StringRef Filename) const {
SmallVector<StringRef> ExecArgs(TestArgs);
ExecArgs.push_back(Filename);
std::string ErrMsg;
int Result =
sys::ExecuteAndWait(TestName, ExecArgs, /*Env=*/std::nullopt,
Verbose ? DefaultRedirects : NullRedirects,
/*SecondsToWait=*/0, /*MemoryLimit=*/0, &ErrMsg);
if (Result < 0) {
Error E = make_error<StringError>("Error running interesting-ness test: " +
ErrMsg,
inconvertibleErrorCode());
WithColor::error(errs(), ToolName) << toString(std::move(E)) << '\n';
exit(1);
}
return !Result;
}
void TestRunner::writeOutput(StringRef Message) {
std::error_code EC;
raw_fd_ostream Out(OutputFilename, EC,
EmitBitcode && !Program->isMIR() ? sys::fs::OF_None
: sys::fs::OF_Text);
if (EC) {
errs() << "Error opening output file: " << EC.message() << "!\n";
exit(1);
}
Program->writeOutput(Out, EmitBitcode);
errs() << Message << OutputFilename << '\n';
}
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