//===- llvm/unittest/Support/TimeValueTest.cpp - Time Value tests ---------===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

#include "gtest/gtest.h"
#include "llvm/Support/TimeValue.h"
#include <time.h>

using namespace llvm;
namespace {

TEST(TimeValue, time_t) {
  sys::TimeValue now = sys::TimeValue::now();
  time_t now_t = time(NULL);
  EXPECT_TRUE(abs(static_cast<long>(now_t - now.toEpochTime())) < 2);
}

TEST(TimeValue, Win32FILETIME) {
  uint64_t epoch_as_filetime = 0x19DB1DED53E8000ULL;
  uint32_t ns = 765432100;
  sys::TimeValue epoch;

  // FILETIME has 100ns of intervals.
  uint64_t ft1970 = epoch_as_filetime + ns / 100;
  epoch.fromWin32Time(ft1970);

  // The "seconds" part in Posix time may be expected as zero.
  EXPECT_EQ(ns / 100, epoch.toPosixTime());

  // Confirm it reversible.
  EXPECT_EQ(ft1970, epoch.toWin32Time());
}

}

//===- llvm/unittest/Support/TimeValueTest.cpp - Time Value tests ---------===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

#include "gtest/gtest.h"
#include "llvm/Support/TimeValue.h"
#include <time.h>

using namespace llvm;
namespace {

TEST(TimeValue, time_t) {
  sys::TimeValue now = sys::TimeValue::now();
  time_t now_t = time(NULL);
  EXPECT_TRUE(abs(static_cast<long>(now_t - now.toEpochTime())) < 2);
}

}

--- 
+++ 
@@ -20,4 +20,20 @@
   EXPECT_TRUE(abs(static_cast<long>(now_t - now.toEpochTime())) < 2);
 }
 
+TEST(TimeValue, Win32FILETIME) {
+  uint64_t epoch_as_filetime = 0x19DB1DED53E8000ULL;
+  uint32_t ns = 765432100;
+  sys::TimeValue epoch;
+
+  // FILETIME has 100ns of intervals.
+  uint64_t ft1970 = epoch_as_filetime + ns / 100;
+  epoch.fromWin32Time(ft1970);
+
+  // The "seconds" part in Posix time may be expected as zero.
+  EXPECT_EQ(ns / 100, epoch.toPosixTime());
+
+  // Confirm it reversible.
+  EXPECT_EQ(ft1970, epoch.toWin32Time());
 }
+
+}
unittests/Support: Add TimeValue.Win32FILETIME, corresponding to r186374.

git-svn-id: 0ff597fd157e6f4fc38580e8d64ab130330d2411@186375 91177308-0d34-0410-b5e6-96231b3b80d8
