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The abstract_clock is now templated on a type meeting the requirements of the Clock concept. It inherits the nested types of the Clock on which it is based. This resolves a problem with the original design which broke the type-safety of time_point from different abstract clocks.
94 lines
2.8 KiB
C++
94 lines
2.8 KiB
C++
//------------------------------------------------------------------------------
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/*
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This file is part of Beast: https://github.com/vinniefalco/Beast
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Copyright 2013, Vinnie Falco <vinnie.falco@gmail.com>
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Permission to use, copy, modify, and/or distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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//==============================================================================
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// MODULES: ../impl/chrono_io.cpp
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#include <beast/chrono/abstract_clock.h>
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#include <beast/chrono/manual_clock.h>
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#include <beast/unit_test/suite.h>
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#include <sstream>
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#include <string>
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#include <thread>
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namespace beast {
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class abstract_clock_test : public unit_test::suite
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{
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public:
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template <class Clock>
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void test (abstract_clock<Clock>& c)
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{
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{
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auto const t1 (c.now ());
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std::this_thread::sleep_for (
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std::chrono::milliseconds (1500));
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auto const t2 (c.now ());
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std::stringstream ss;
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ss <<
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"t1= " << t1.time_since_epoch() <<
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", t2= " << t2.time_since_epoch() <<
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", elapsed= " << (t2 - t1);
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log << ss.str();
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}
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}
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void test_manual ()
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{
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using clock_type = manual_clock<std::chrono::steady_clock>;
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clock_type c;
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std::stringstream ss;
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ss << "now() = " << c.now().time_since_epoch() << std::endl;
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c.set (clock_type::time_point (std::chrono::seconds(1)));
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ss << "now() = " << c.now().time_since_epoch() << std::endl;
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c.set (clock_type::time_point (std::chrono::seconds(2)));
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ss << "now() = " << c.now().time_since_epoch() << std::endl;
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log << ss.str();
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}
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void run ()
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{
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log << "steady_clock";
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test (get_abstract_clock<
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std::chrono::steady_clock>());
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log << "system_clock";
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test (get_abstract_clock<
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std::chrono::system_clock>());
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log << "high_resolution_clock";
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test (get_abstract_clock<
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std::chrono::high_resolution_clock>());
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log << "manual_clock";
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test_manual ();
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pass ();
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}
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};
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BEAST_DEFINE_TESTSUITE(abstract_clock,chrono,beast);
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}
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