test_chrono.cpp revision 12037:d28054ac6ec9 
1/*
2    tests/test_chrono.cpp -- test conversions to/from std::chrono types
3
4    Copyright (c) 2016 Trent Houliston <trent@houliston.me> and
5                       Wenzel Jakob <wenzel.jakob@epfl.ch>
6
7    All rights reserved. Use of this source code is governed by a
8    BSD-style license that can be found in the LICENSE file.
9*/
10
11
12#include "pybind11_tests.h"
13#include "constructor_stats.h"
14#include <pybind11/chrono.h>
15
16// Return the current time off the wall clock
17std::chrono::system_clock::time_point test_chrono1() {
18    return std::chrono::system_clock::now();
19}
20
21// Round trip the passed in system clock time
22std::chrono::system_clock::time_point test_chrono2(std::chrono::system_clock::time_point t) {
23    return t;
24}
25
26// Round trip the passed in duration
27std::chrono::system_clock::duration test_chrono3(std::chrono::system_clock::duration d) {
28    return d;
29}
30
31// Difference between two passed in time_points
32std::chrono::system_clock::duration test_chrono4(std::chrono::system_clock::time_point a, std::chrono::system_clock::time_point b) {
33    return a - b;
34}
35
36// Return the current time off the steady_clock
37std::chrono::steady_clock::time_point test_chrono5() {
38    return std::chrono::steady_clock::now();
39}
40
41// Round trip a steady clock timepoint
42std::chrono::steady_clock::time_point test_chrono6(std::chrono::steady_clock::time_point t) {
43    return t;
44}
45
46// Roundtrip a duration in microseconds from a float argument
47std::chrono::microseconds test_chrono7(std::chrono::microseconds t) {
48    return t;
49}
50
51// Float durations (issue #719)
52std::chrono::duration<double> test_chrono_float_diff(std::chrono::duration<float> a, std::chrono::duration<float> b) {
53    return a - b;
54}
55
56test_initializer chrono([] (py::module &m) {
57    m.def("test_chrono1", &test_chrono1);
58    m.def("test_chrono2", &test_chrono2);
59    m.def("test_chrono3", &test_chrono3);
60    m.def("test_chrono4", &test_chrono4);
61    m.def("test_chrono5", &test_chrono5);
62    m.def("test_chrono6", &test_chrono6);
63    m.def("test_chrono7", &test_chrono7);
64    m.def("test_chrono_float_diff", &test_chrono_float_diff);
65});
66