pybind11/tests/test_chrono.cpp
Jason Rhinelander e5456c2226 Fix for floating point durations
The duration calculation was using %, but that's only supported on
duration objects when the arithmetic type supports %, and hence fails
for floats.  Fixed by subtracting off the calculated values instead.
2017-03-11 23:04:16 -04:00

66 lines
2.1 KiB
C++

/*
tests/test_chrono.cpp -- test conversions to/from std::chrono types
Copyright (c) 2016 Trent Houliston <trent@houliston.me> and
Wenzel Jakob <wenzel.jakob@epfl.ch>
All rights reserved. Use of this source code is governed by a
BSD-style license that can be found in the LICENSE file.
*/
#include "pybind11_tests.h"
#include "constructor_stats.h"
#include <pybind11/chrono.h>
// Return the current time off the wall clock
std::chrono::system_clock::time_point test_chrono1() {
return std::chrono::system_clock::now();
}
// Round trip the passed in system clock time
std::chrono::system_clock::time_point test_chrono2(std::chrono::system_clock::time_point t) {
return t;
}
// Round trip the passed in duration
std::chrono::system_clock::duration test_chrono3(std::chrono::system_clock::duration d) {
return d;
}
// Difference between two passed in time_points
std::chrono::system_clock::duration test_chrono4(std::chrono::system_clock::time_point a, std::chrono::system_clock::time_point b) {
return a - b;
}
// Return the current time off the steady_clock
std::chrono::steady_clock::time_point test_chrono5() {
return std::chrono::steady_clock::now();
}
// Round trip a steady clock timepoint
std::chrono::steady_clock::time_point test_chrono6(std::chrono::steady_clock::time_point t) {
return t;
}
// Roundtrip a duration in microseconds from a float argument
std::chrono::microseconds test_chrono7(std::chrono::microseconds t) {
return t;
}
// Float durations (issue #719)
std::chrono::duration<double> test_chrono_float_diff(std::chrono::duration<float> a, std::chrono::duration<float> b) {
return a - b;
}
test_initializer chrono([] (py::module &m) {
m.def("test_chrono1", &test_chrono1);
m.def("test_chrono2", &test_chrono2);
m.def("test_chrono3", &test_chrono3);
m.def("test_chrono4", &test_chrono4);
m.def("test_chrono5", &test_chrono5);
m.def("test_chrono6", &test_chrono6);
m.def("test_chrono7", &test_chrono7);
m.def("test_chrono_float_diff", &test_chrono_float_diff);
});