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			58 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			58 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| //===- unittest/Support/ProcessTest.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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| 
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| #include "llvm/Support/Process.h"
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| #include "gtest/gtest.h"
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| 
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| #ifdef LLVM_ON_WIN32
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| #include <windows.h>
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| #endif
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| 
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| namespace {
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| 
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| using namespace llvm;
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| using namespace sys;
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| 
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| TEST(ProcessTest, GetRandomNumberTest) {
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|   const unsigned r1 = Process::GetRandomNumber();
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|   const unsigned r2 = Process::GetRandomNumber();
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|   // It should be extremely unlikely that both r1 and r2 are 0.
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|   EXPECT_NE((r1 | r2), 0u);
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| }
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| 
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| #ifdef _MSC_VER
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| #define setenv(name, var, ignore) _putenv_s(name, var)
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| #endif
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| 
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| #if HAVE_SETENV || _MSC_VER
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| TEST(ProcessTest, Basic) {
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|   setenv("__LLVM_TEST_ENVIRON_VAR__", "abc", true);
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|   Optional<std::string> val(Process::GetEnv("__LLVM_TEST_ENVIRON_VAR__"));
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|   EXPECT_TRUE(val.hasValue());
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|   EXPECT_STREQ("abc", val->c_str());
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| }
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| 
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| TEST(ProcessTest, None) {
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|   Optional<std::string> val(
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|       Process::GetEnv("__LLVM_TEST_ENVIRON_NO_SUCH_VAR__"));
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|   EXPECT_FALSE(val.hasValue());
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| }
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| #endif
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| 
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| #ifdef LLVM_ON_WIN32
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| TEST(ProcessTest, Wchar) {
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|   SetEnvironmentVariableW(L"__LLVM_TEST_ENVIRON_VAR__", L"abcdefghijklmnopqrs");
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|   Optional<std::string> val(Process::GetEnv("__LLVM_TEST_ENVIRON_VAR__"));
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|   EXPECT_TRUE(val.hasValue());
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|   EXPECT_STREQ("abcdefghijklmnopqrs", val->c_str());
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| }
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| #endif
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| 
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| } // end anonymous namespace
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