82 lines
3.3 KiB
C++
82 lines
3.3 KiB
C++
/*
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tests/test_chrono.cpp -- test conversions to/from std::chrono types
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Copyright (c) 2016 Trent Houliston <trent@houliston.me> and
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Wenzel Jakob <wenzel.jakob@epfl.ch>
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All rights reserved. Use of this source code is governed by a
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BSD-style license that can be found in the LICENSE file.
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*/
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#include <pybind11/chrono.h>
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#include "pybind11_tests.h"
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#include <chrono>
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struct different_resolutions {
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using time_point_h = std::chrono::time_point<std::chrono::system_clock, std::chrono::hours>;
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using time_point_m = std::chrono::time_point<std::chrono::system_clock, std::chrono::minutes>;
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using time_point_s = std::chrono::time_point<std::chrono::system_clock, std::chrono::seconds>;
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using time_point_ms
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= std::chrono::time_point<std::chrono::system_clock, std::chrono::milliseconds>;
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using time_point_us
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= std::chrono::time_point<std::chrono::system_clock, std::chrono::microseconds>;
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time_point_h timestamp_h;
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time_point_m timestamp_m;
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time_point_s timestamp_s;
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time_point_ms timestamp_ms;
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time_point_us timestamp_us;
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};
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TEST_SUBMODULE(chrono, m) {
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using system_time = std::chrono::system_clock::time_point;
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using steady_time = std::chrono::steady_clock::time_point;
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using timespan = std::chrono::duration<int64_t, std::nano>;
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using timestamp = std::chrono::time_point<std::chrono::system_clock, timespan>;
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// test_chrono_system_clock
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// Return the current time off the wall clock
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m.def("test_chrono1", []() { return std::chrono::system_clock::now(); });
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// test_chrono_system_clock_roundtrip
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// Round trip the passed in system clock time
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m.def("test_chrono2", [](system_time t) { return t; });
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// test_chrono_duration_roundtrip
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// Round trip the passed in duration
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m.def("test_chrono3", [](std::chrono::system_clock::duration d) { return d; });
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// test_chrono_duration_subtraction_equivalence
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// Difference between two passed in time_points
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m.def("test_chrono4", [](system_time a, system_time b) { return a - b; });
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// test_chrono_steady_clock
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// Return the current time off the steady_clock
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m.def("test_chrono5", []() { return std::chrono::steady_clock::now(); });
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// test_chrono_steady_clock_roundtrip
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// Round trip a steady clock timepoint
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m.def("test_chrono6", [](steady_time t) { return t; });
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// test_floating_point_duration
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// Roundtrip a duration in microseconds from a float argument
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m.def("test_chrono7", [](std::chrono::microseconds t) { return t; });
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// Float durations (issue #719)
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m.def("test_chrono_float_diff",
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[](std::chrono::duration<float> a, std::chrono::duration<float> b) { return a - b; });
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m.def("test_nano_timepoint",
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[](timestamp start, timespan delta) -> timestamp { return start + delta; });
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// Test different resolutions
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py::class_<different_resolutions>(m, "different_resolutions")
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.def(py::init<>())
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.def_readwrite("timestamp_h", &different_resolutions::timestamp_h)
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.def_readwrite("timestamp_m", &different_resolutions::timestamp_m)
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.def_readwrite("timestamp_s", &different_resolutions::timestamp_s)
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.def_readwrite("timestamp_ms", &different_resolutions::timestamp_ms)
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.def_readwrite("timestamp_us", &different_resolutions::timestamp_us);
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}
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