1 //===-- TestRunner.cpp ----------------------------------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #include "TestRunner.h" 10 11 using namespace llvm; 12 13 /// Gets Current Working Directory and tries to create a Tmp Directory 14 static SmallString<128> initializeTmpDirectory() { 15 SmallString<128> CWD; 16 if (std::error_code EC = sys::fs::current_path(CWD)) { 17 errs() << "Error getting current directory: " << EC.message() << "!\n"; 18 exit(1); 19 } 20 21 SmallString<128> TmpDirectory; 22 sys::path::append(TmpDirectory, CWD, "tmp"); 23 if (std::error_code EC = sys::fs::create_directory(TmpDirectory)) 24 errs() << "Error creating tmp directory: " << EC.message() << "!\n"; 25 26 return TmpDirectory; 27 } 28 29 TestRunner::TestRunner(StringRef TestName, std::vector<std::string> TestArgs, 30 StringRef ReducedFilepath) 31 : TestName(TestName), TestArgs(std::move(TestArgs)), 32 ReducedFilepath(ReducedFilepath) { 33 TmpDirectory = initializeTmpDirectory(); 34 } 35 36 /// Runs the interestingness test, passes file to be tested as first argument 37 /// and other specified test arguments after that. 38 int TestRunner::run(StringRef Filename) { 39 std::vector<StringRef> ProgramArgs; 40 ProgramArgs.push_back(TestName); 41 ProgramArgs.push_back(Filename); 42 43 for (auto Arg : TestArgs) 44 ProgramArgs.push_back(Arg.c_str()); 45 46 Optional<StringRef> Redirects[3]; // STDIN, STDOUT, STDERR 47 int Result = sys::ExecuteAndWait(TestName, ProgramArgs, None, Redirects); 48 49 if (Result < 0) { 50 Error E = make_error<StringError>("Error running interesting-ness test\n", 51 inconvertibleErrorCode()); 52 outs() << toString(std::move(E)); 53 exit(1); 54 } 55 56 return !Result; 57 } 58