10184a841d3914bb78c7c6fa87ce9da86a2d5992aChandler Carruth//===- unittest/Support/ProcessTest.cpp -----------------------------------===// 20184a841d3914bb78c7c6fa87ce9da86a2d5992aChandler Carruth// 30184a841d3914bb78c7c6fa87ce9da86a2d5992aChandler Carruth// The LLVM Compiler Infrastructure 40184a841d3914bb78c7c6fa87ce9da86a2d5992aChandler Carruth// 50184a841d3914bb78c7c6fa87ce9da86a2d5992aChandler Carruth// This file is distributed under the University of Illinois Open Source 60184a841d3914bb78c7c6fa87ce9da86a2d5992aChandler Carruth// License. See LICENSE.TXT for details. 70184a841d3914bb78c7c6fa87ce9da86a2d5992aChandler Carruth// 80184a841d3914bb78c7c6fa87ce9da86a2d5992aChandler Carruth//===----------------------------------------------------------------------===// 90184a841d3914bb78c7c6fa87ce9da86a2d5992aChandler Carruth 100184a841d3914bb78c7c6fa87ce9da86a2d5992aChandler Carruth#include "llvm/Support/Process.h" 110184a841d3914bb78c7c6fa87ce9da86a2d5992aChandler Carruth#include "gtest/gtest.h" 120184a841d3914bb78c7c6fa87ce9da86a2d5992aChandler Carruth 130184a841d3914bb78c7c6fa87ce9da86a2d5992aChandler Carruth#ifdef LLVM_ON_WIN32 1436b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines#include <windows.h> 150184a841d3914bb78c7c6fa87ce9da86a2d5992aChandler Carruth#endif 160184a841d3914bb78c7c6fa87ce9da86a2d5992aChandler Carruth 170184a841d3914bb78c7c6fa87ce9da86a2d5992aChandler Carruthnamespace { 180184a841d3914bb78c7c6fa87ce9da86a2d5992aChandler Carruth 190184a841d3914bb78c7c6fa87ce9da86a2d5992aChandler Carruthusing namespace llvm; 200184a841d3914bb78c7c6fa87ce9da86a2d5992aChandler Carruthusing namespace sys; 210184a841d3914bb78c7c6fa87ce9da86a2d5992aChandler Carruth 2236b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen HinesTEST(ProcessTest, GetRandomNumberTest) { 2336b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines const unsigned r1 = Process::GetRandomNumber(); 2436b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines const unsigned r2 = Process::GetRandomNumber(); 2536b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines // It should be extremely unlikely that both r1 and r2 are 0. 2636b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines EXPECT_NE((r1 | r2), 0u); 2736b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines} 2836b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines 293014066976dd24d8ca565dd5fabe4d5a6144574fRui Ueyama#ifdef _MSC_VER 30f42d4247ae1138c6deed50f92dcd1a4f34e07decRui Ueyama#define setenv(name, var, ignore) _putenv_s(name, var) 31f42d4247ae1138c6deed50f92dcd1a4f34e07decRui Ueyama#endif 32f42d4247ae1138c6deed50f92dcd1a4f34e07decRui Ueyama 333014066976dd24d8ca565dd5fabe4d5a6144574fRui Ueyama#if HAVE_SETENV || _MSC_VER 34f42d4247ae1138c6deed50f92dcd1a4f34e07decRui UeyamaTEST(ProcessTest, Basic) { 35f42d4247ae1138c6deed50f92dcd1a4f34e07decRui Ueyama setenv("__LLVM_TEST_ENVIRON_VAR__", "abc", true); 36f42d4247ae1138c6deed50f92dcd1a4f34e07decRui Ueyama Optional<std::string> val(Process::GetEnv("__LLVM_TEST_ENVIRON_VAR__")); 37f42d4247ae1138c6deed50f92dcd1a4f34e07decRui Ueyama EXPECT_TRUE(val.hasValue()); 38f42d4247ae1138c6deed50f92dcd1a4f34e07decRui Ueyama EXPECT_STREQ("abc", val->c_str()); 39f42d4247ae1138c6deed50f92dcd1a4f34e07decRui Ueyama} 40f42d4247ae1138c6deed50f92dcd1a4f34e07decRui Ueyama 41f42d4247ae1138c6deed50f92dcd1a4f34e07decRui UeyamaTEST(ProcessTest, None) { 42f42d4247ae1138c6deed50f92dcd1a4f34e07decRui Ueyama Optional<std::string> val( 43f42d4247ae1138c6deed50f92dcd1a4f34e07decRui Ueyama Process::GetEnv("__LLVM_TEST_ENVIRON_NO_SUCH_VAR__")); 44f42d4247ae1138c6deed50f92dcd1a4f34e07decRui Ueyama EXPECT_FALSE(val.hasValue()); 45f42d4247ae1138c6deed50f92dcd1a4f34e07decRui Ueyama} 46f42d4247ae1138c6deed50f92dcd1a4f34e07decRui Ueyama#endif 47f42d4247ae1138c6deed50f92dcd1a4f34e07decRui Ueyama 48f42d4247ae1138c6deed50f92dcd1a4f34e07decRui Ueyama#ifdef LLVM_ON_WIN32 49f42d4247ae1138c6deed50f92dcd1a4f34e07decRui UeyamaTEST(ProcessTest, Wchar) { 50f42d4247ae1138c6deed50f92dcd1a4f34e07decRui Ueyama SetEnvironmentVariableW(L"__LLVM_TEST_ENVIRON_VAR__", L"abcdefghijklmnopqrs"); 51f42d4247ae1138c6deed50f92dcd1a4f34e07decRui Ueyama Optional<std::string> val(Process::GetEnv("__LLVM_TEST_ENVIRON_VAR__")); 52f42d4247ae1138c6deed50f92dcd1a4f34e07decRui Ueyama EXPECT_TRUE(val.hasValue()); 53f42d4247ae1138c6deed50f92dcd1a4f34e07decRui Ueyama EXPECT_STREQ("abcdefghijklmnopqrs", val->c_str()); 54f42d4247ae1138c6deed50f92dcd1a4f34e07decRui Ueyama} 55f42d4247ae1138c6deed50f92dcd1a4f34e07decRui Ueyama#endif 56f42d4247ae1138c6deed50f92dcd1a4f34e07decRui Ueyama 570184a841d3914bb78c7c6fa87ce9da86a2d5992aChandler Carruth} // end anonymous namespace 58