Quelle test-runner.cpp Sprache: C

//
// libsemigroups - C++ library for semigroups and monoids
// Copyright (C) 2019 James D. Mitchell
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.
//

// The purpose of this file is to test the Runner class.

#include <cstddef>  // for size_t

#include "catch.hpp"                 // for REQUIRE, REQUIRE_NOTHROW
#include "libsemigroups/report.hpp"  // for ReportGuard
#include "libsemigroups/runner.hpp"  // for Runner
#include "test-main.hpp"             // for LIBSEMIGROUPS_TEST_CASE

namespace libsemigroups {
  struct LibsemigroupsException;

  constexpr bool REPORT = false;

  namespace detail {

    class TestRunner1 : public Runner {
     private:
      void run_impl() override {
        while (!stopped()) {
        }
      }

      bool finished_impl() const override {
        return stopped();
      }
    };

    class TestRunner2 : public Runner {
     private:
      void run_impl() override {
        while (!stopped()) {
          std::this_thread::sleep_for(std::chrono::milliseconds(10));
        }
      }
      bool finished_impl() const override {
        return false;
      }
    };

    class TestRunner3 : public Runner {
     private:
      void run_impl() override {
        std::this_thread::sleep_for(std::chrono::milliseconds(10));
      }

      bool finished_impl() const override {
        return started();
      }
    };

    LIBSEMIGROUPS_TEST_CASE("Runner", "000", "run_for", "[quick]") {
      auto        rg = ReportGuard(REPORT);
      TestRunner1 tr;
      tr.run_for(std::chrono::milliseconds(10));
      REQUIRE(tr.finished());
      REQUIRE(tr.stopped());
      REQUIRE(!tr.dead());

      tr.run_for(std::chrono::nanoseconds(1000000));
    }

    LIBSEMIGROUPS_TEST_CASE("Runner", "001", "run_for", "[quick]") {
      auto        rg = ReportGuard(REPORT);
      TestRunner1 tr;
      tr.run_for(std::chrono::nanoseconds(1000000));
      REQUIRE(tr.finished());
      REQUIRE(tr.stopped());
      REQUIRE(!tr.dead());
    }

    LIBSEMIGROUPS_TEST_CASE("Runner", "002", "run_for", "[quick]") {
      auto        rg = ReportGuard(REPORT);
      TestRunner2 tr;
      tr.run_for(std::chrono::milliseconds(50));
      REQUIRE(!tr.finished());
      REQUIRE(tr.stopped());
      REQUIRE(!tr.dead());
      REQUIRE(tr.timed_out());
      REQUIRE(!tr.stopped_by_predicate());
      tr.run_for(std::chrono::milliseconds(50));
      REQUIRE(!tr.finished());
      REQUIRE(tr.stopped());
      REQUIRE(!tr.dead());
      REQUIRE(tr.timed_out());
      REQUIRE(!tr.stopped_by_predicate());
      REQUIRE_NOTHROW(tr.report_why_we_stopped());

      size_t i = 0;
      tr.run_until([&i]() -> bool {
        ++i;
        return i > 10;
      });

      REQUIRE(!tr.finished());
      REQUIRE(tr.stopped());
      REQUIRE(!tr.dead());
      REQUIRE(!tr.timed_out());
      REQUIRE(tr.stopped_by_predicate());
    }

    LIBSEMIGROUPS_TEST_CASE("Runner", "003", "run_for", "[quick]") {
      auto        rg = ReportGuard(REPORT);
      TestRunner3 tr;
      tr.run_for(FOREVER);
      REQUIRE(tr.started());
      REQUIRE(!tr.running());
      REQUIRE(tr.finished());
      REQUIRE(tr.stopped());
      REQUIRE(!tr.dead());
      REQUIRE(!tr.timed_out());
      REQUIRE_NOTHROW(tr.report_why_we_stopped());
    }

    LIBSEMIGROUPS_TEST_CASE("Runner", "004", "started", "[quick]") {
      auto        rg = ReportGuard(REPORT);
      TestRunner1 tr;
      REQUIRE(!tr.started());
      tr.run_for(std::chrono::nanoseconds(1000000));
      REQUIRE(tr.finished());
      REQUIRE(tr.started());
      REQUIRE(tr.stopped());
      REQUIRE(!tr.dead());
    }

    LIBSEMIGROUPS_TEST_CASE("Runner",
                            "005",
                            "run_until",
                            "[quick][no-valgrind]") {
      auto        rg = ReportGuard(REPORT);
      TestRunner1 tr;
      size_t      i = 0;
      tr.run_until([&i]() -> bool {
        ++i;
        return i == 1000000;
      });
      REQUIRE(tr.finished());
      REQUIRE(tr.stopped());
      REQUIRE(!tr.dead());
    }

    LIBSEMIGROUPS_TEST_CASE("Runner", "006", "kill", "[quick]") {
      auto        rg = ReportGuard(REPORT);
      TestRunner1 tr;
      tr.kill();
      REQUIRE(!tr.finished());
      REQUIRE(tr.stopped());
      REQUIRE(tr.dead());
      REQUIRE_NOTHROW(tr.report_why_we_stopped());
    }

    LIBSEMIGROUPS_TEST_CASE("Runner", "007", "copy constructor", "[quick]") {
      auto        rg = ReportGuard(REPORT);
      TestRunner1 tr1;
      tr1.run_for(std::chrono::milliseconds(10));
      REQUIRE(tr1.finished());
      REQUIRE(tr1.stopped());
      REQUIRE(!tr1.dead());
      REQUIRE_NOTHROW(tr1.report_why_we_stopped());

      TestRunner1 tr2(tr1);
      REQUIRE(tr2.finished());
      REQUIRE(tr2.stopped());
      REQUIRE(!tr2.dead());
    }

    LIBSEMIGROUPS_TEST_CASE("Runner", "008", "report", "[quick]") {
      auto        rg = ReportGuard(REPORT);
      TestRunner1 tr;
      REQUIRE(!tr.report());
      tr.report_every(std::chrono::milliseconds(10));
      tr.run_for(std::chrono::milliseconds(20));
      REQUIRE(tr.report());
    }

    bool first_time = true;
    namespace {
      bool fn_ptr() {
        if (first_time) {
          first_time = false;
          return false;
        }
        // if we return true the first time, then run is not called at all
        return true;
      }
    }  // namespace

    LIBSEMIGROUPS_TEST_CASE("Runner",
                            "009",
                            "run_until with function pointer",
                            "[quick][no-valgrind]") {
      auto        rg = ReportGuard(REPORT);
      TestRunner1 tr;
      tr.run_until(fn_ptr);
      REQUIRE(tr.finished());
      REQUIRE(tr.stopped());
      REQUIRE(!tr.dead());
    }

  }  // namespace detail
}  // namespace libsemigroups

quality92%

¤ Dauer der Verarbeitung: 0.27 Sekunden (vorverarbeitet) ¤

Wurzel

Suchen

Beweissystem der NASA

Beweissystem Isabelle

NIST Cobol Testsuite

Cephes Mathematical Library

Wiener Entwicklungsmethode

Haftungshinweis

Die Informationen auf dieser Webseite wurden nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit, noch Qualität der bereit gestellten Informationen zugesichert.

Bemerkung:

Die farbliche Syntaxdarstellung ist noch experimentell.