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Implemented test for existing clocks.

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Implemented test for conversions between existing clocks
(sys_clock, utc_clock, tai_clock, gps_clock) showing that
they can be used instead of to_clock_time functions.
This commit is contained in:
Tomasz Kamiński 2017-11-19 17:52:45 +01:00
parent e1099ef3ab
commit bf5a4f3cd5
1 changed files with 102 additions and 0 deletions
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102
test/tz_test/clock_cast.pass.cpp Normal file
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// The MIT License (MIT)
//
// Copyright (c) 2017 Tomasz Kamiński
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
#include "tz.h"
#include <cassert>
int
main()
{
using namespace date;
using sys_clock = std::chrono::system_clock;
// self
{
sys_days st(1997_y/dec/12);
auto ut = utc_clock::from_sys(st);
auto tt = tai_clock::from_utc(ut);
assert(clock_cast<sys_clock>(st) == st);
assert(clock_cast<utc_clock>(ut) == ut);
assert(clock_cast<tai_clock>(tt) == tt);
}
// sys <-> utc
{
sys_days st(1997_y/dec/12);
auto ut = utc_clock::from_sys(st);
assert(clock_cast<utc_clock>(st) == ut);
assert(clock_cast<sys_clock>(ut) == st);
}
// tai <-> utc
{
sys_days st(1997_y/dec/12);
auto ut = utc_clock::from_sys(st);
auto tt = tai_clock::from_utc(ut);
assert(clock_cast<tai_clock>(ut) == tt);
assert(clock_cast<utc_clock>(tt) == ut);
}
// tai <-> sys
{
sys_days st(1997_y/dec/12);
auto ut = utc_clock::from_sys(st);
auto tt = tai_clock::from_utc(ut);
assert(clock_cast<tai_clock>(st) == tt);
assert(clock_cast<sys_clock>(tt) == st);
}
// gps <-> utc
{
sys_days st(1997_y/dec/12);
auto ut = utc_clock::from_sys(st);
auto gt = gps_clock::from_utc(ut);
assert(clock_cast<gps_clock>(ut) == gt);
assert(clock_cast<utc_clock>(gt) == ut);
}
// gps <-> sys
{
sys_days st(1997_y/dec/12);
auto ut = utc_clock::from_sys(st);
auto gt = gps_clock::from_utc(ut);
assert(clock_cast<gps_clock>(st) == gt);
assert(clock_cast<sys_clock>(gt) == st);
}
// tai <-> gps
{
sys_days st(1997_y/dec/12);
auto ut = utc_clock::from_sys(st);
auto tt = tai_clock::from_utc(ut);
auto gt = gps_clock::from_utc(ut);
assert(clock_cast<gps_clock>(tt) == gt);
assert(clock_cast<tai_clock>(gt) == tt);
}
}