Initial commit

libs/date_time/test/testtime_resolution_traits.cpp

@@ -0,0 +1,72 @@
+/* Copyright (c) 2002,2003 CrystalClear Software, Inc.
+ * Use, modification and distribution is subject to the 
+ * Boost Software License, Version 1.0. (See accompanying
+ * file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt)
+ * Author: Jeff Garland 
+ */
+
+#include "boost/date_time/time_resolution_traits.hpp"
+#include "testfrmwk.hpp"
+
+
+int
+main() 
+{
+  using namespace boost::date_time;
+  check("milli traits num digits",  milli_res::num_fractional_digits() == 3);
+  check("milli traits resolution adjust",  
+        milli_res::res_adjust() == 1000);
+  check("milli tick calculations",  
+        milli_res::to_tick_count(0,0,0,1) == 1);
+  check("milli tick calculations",  
+        milli_res::to_tick_count(0,0,1,1) == 1001);
+  check("milli tick calculations",  
+        milli_res::to_tick_count(0,1,0,0) == 60000);
+  boost::int64_t one_hour_milli = 3600*1000;
+  check("milli tick calculations",  
+        milli_res::to_tick_count(1,0,0,0) == one_hour_milli);
+  
+  check("micro traits num digits",  micro_res::num_fractional_digits() == 6);
+  check("micro traits resolution adjust",  
+        micro_res::res_adjust() == 1000000);
+  check("micro tick calculations",  
+        micro_res::to_tick_count(0,0,0,1) == 1);
+  check("micro tick calculations",  
+        micro_res::to_tick_count(0,0,1,1) == 1000001);
+  check("micro tick calculations",  
+        micro_res::to_tick_count(0,1,0,0) == 60000000);
+  boost::int64_t one_hour_micro = 3600*1000;
+  one_hour_micro = one_hour_micro*1000; //avoid compiler overflow!
+  check("micro tick calculations",  
+        micro_res::to_tick_count(1,0,0,0) == one_hour_micro);
+
+  check("nano traits num digits",  nano_res::num_fractional_digits() == 9);
+  check("nano traits resolution adjust",  
+        nano_res::res_adjust() == 1000000000);
+  check("nano tick calculations",  
+        nano_res::to_tick_count(0,0,0,1) == 1);
+  check("nano tick calculations",  
+        nano_res::to_tick_count(0,0,1,1) == 1000000001);
+  boost::int64_t one_minute_nano = 60*1000*1000;
+  one_minute_nano = one_minute_nano*1000;
+  check("nano tick calculations",  
+        nano_res::to_tick_count(0,1,0,0) == one_minute_nano);
+
+  //skip io on VC6 b/c of lack of operator<< for int64
+#if (defined(BOOST_MSVC) && (_MSC_VER < 1300))
+#else
+  std::cout << one_hour_micro << std::endl;
+#endif
+  boost::int64_t one_hour_nano = one_hour_micro*1000;
+#if (defined(BOOST_MSVC) && (_MSC_VER < 1300))
+#else
+  std::cout << one_hour_nano << std::endl;
+#endif
+  check("nano tick calculations",  
+        nano_res::to_tick_count(1,0,0,0) == one_hour_nano);
+
+
+  return printTestStats();
+
+}
+