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9f1d9fd196
It was only used to implement ExecuteAndWait and ExecuteNoWait. Expose just those two functions and make Execute and Wait implementations details. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183864 91177308-0d34-0410-b5e6-96231b3b80d8
90 lines
2.4 KiB
C++
90 lines
2.4 KiB
C++
//===- unittest/Support/ProgramTest.cpp -----------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/Support/CommandLine.h"
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#include "llvm/Support/Path.h"
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#include "llvm/Support/Program.h"
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#include "gtest/gtest.h"
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#include <stdlib.h>
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#if defined(__APPLE__)
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# include <crt_externs.h>
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#elif !defined(_MSC_VER)
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// Forward declare environ in case it's not provided by stdlib.h.
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extern char **environ;
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#endif
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// From TestMain.cpp.
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extern const char *TestMainArgv0;
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namespace {
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using namespace llvm;
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using namespace sys;
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static cl::opt<std::string>
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ProgramTestStringArg1("program-test-string-arg1");
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static cl::opt<std::string>
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ProgramTestStringArg2("program-test-string-arg2");
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static void CopyEnvironment(std::vector<const char *> &out) {
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#ifdef __APPLE__
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char **envp = *_NSGetEnviron();
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#else
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// environ seems to work for Windows and most other Unices.
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char **envp = environ;
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#endif
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while (*envp != 0) {
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out.push_back(*envp);
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++envp;
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}
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}
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TEST(ProgramTest, CreateProcessTrailingSlash) {
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if (getenv("LLVM_PROGRAM_TEST_CHILD")) {
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if (ProgramTestStringArg1 == "has\\\\ trailing\\" &&
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ProgramTestStringArg2 == "has\\\\ trailing\\") {
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exit(0); // Success! The arguments were passed and parsed.
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}
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exit(1);
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}
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Path my_exe = Path::GetMainExecutable(TestMainArgv0, &ProgramTestStringArg1);
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const char *argv[] = {
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my_exe.c_str(),
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"--gtest_filter=ProgramTest.CreateProcessTrailingSlashChild",
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"-program-test-string-arg1", "has\\\\ trailing\\",
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"-program-test-string-arg2", "has\\\\ trailing\\",
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0
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};
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// Add LLVM_PROGRAM_TEST_CHILD to the environment of the child.
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std::vector<const char *> envp;
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CopyEnvironment(envp);
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envp.push_back("LLVM_PROGRAM_TEST_CHILD=1");
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envp.push_back(0);
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std::string error;
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bool ExecutionFailed;
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// Redirect stdout and stdin to NUL, but let stderr through.
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#ifdef LLVM_ON_WIN32
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Path nul("NUL");
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#else
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Path nul("/dev/null");
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#endif
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const Path *redirects[] = { &nul, &nul, 0 };
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int rc =
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ExecuteAndWait(my_exe, argv, &envp[0], redirects, /*secondsToWait=*/ 10,
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/*memoryLimit=*/ 0, &error, &ExecutionFailed);
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EXPECT_FALSE(ExecutionFailed) << error;
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EXPECT_EQ(0, rc);
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}
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} // end anonymous namespace
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