Merge commit '9f5ea1daf9ad262fb909a45fca774b66707eea8b' as 'subtree/unit_test'

subtree/unit_test/README.md

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+# unit_test
+
+A simple class-based unit test framework copied from Boost.Beast

subtree/unit_test/include/boost/beast/unit_test/amount.hpp

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+//
+// Copyright (c) 2016-2017 Vinnie Falco (vinnie dot falco at gmail dot com)
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+// Official repository: https://github.com/boostorg/beast
+//
+
+#ifndef BOOST_BEAST_UNIT_TEST_AMOUNT_HPP
+#define BOOST_BEAST_UNIT_TEST_AMOUNT_HPP
+
+#include <cstddef>
+#include <ostream>
+#include <string>
+
+namespace boost {
+namespace beast {
+namespace unit_test {
+
+/** Utility for producing nicely composed output of amounts with units. */
+class amount
+{
+private:
+    std::size_t n_;
+    std::string const& what_;
+
+public:
+    amount(amount const&) = default;
+    amount& operator=(amount const&) = delete;
+
+    template<class = void>
+    amount(std::size_t n, std::string const& what);
+
+    friend
+    std::ostream&
+    operator<<(std::ostream& s, amount const& t);
+};
+
+template<class>
+amount::amount(std::size_t n, std::string const& what)
+    : n_(n)
+    , what_(what)
+{
+}
+
+inline
+std::ostream&
+operator<<(std::ostream& s, amount const& t)
+{
+    s << t.n_ << " " << t.what_ <<((t.n_ != 1) ? "s" : "");
+    return s;
+}
+
+} // unit_test
+} // beast
+} // boost
+
+#endif

subtree/unit_test/include/boost/beast/unit_test/detail/const_container.hpp

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+//
+// Copyright (c) 2016-2017 Vinnie Falco (vinnie dot falco at gmail dot com)
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+// Official repository: https://github.com/boostorg/beast
+//
+
+#ifndef BOOST_BEAST_UNIT_TEST_DETAIL_CONST_CONTAINER_HPP
+#define BOOST_BEAST_UNIT_TEST_DETAIL_CONST_CONTAINER_HPP
+
+namespace boost {
+namespace beast {
+namespace unit_test {
+namespace detail {
+
+/** Adapter to constrain a container interface.
+    The interface allows for limited read only operations. Derived classes
+    provide additional behavior.
+*/
+template<class Container>
+class const_container
+{
+private:
+    using cont_type = Container;
+
+    cont_type m_cont;
+
+protected:
+    cont_type& cont()
+    {
+        return m_cont;
+    }
+
+    cont_type const& cont() const
+    {
+        return m_cont;
+    }
+
+public:
+    using value_type = typename cont_type::value_type;
+    using size_type = typename cont_type::size_type;
+    using difference_type = typename cont_type::difference_type;
+    using iterator = typename cont_type::const_iterator;
+    using const_iterator = typename cont_type::const_iterator;
+
+    /** Returns `true` if the container is empty. */
+    bool
+    empty() const
+    {
+        return m_cont.empty();
+    }
+
+    /** Returns the number of items in the container. */
+    size_type
+    size() const
+    {
+        return m_cont.size();
+    }
+
+    /** Returns forward iterators for traversal. */
+    /** @{ */
+    const_iterator
+    begin() const
+    {
+        return m_cont.cbegin();
+    }
+
+    const_iterator
+    cbegin() const
+    {
+        return m_cont.cbegin();
+    }
+
+    const_iterator
+    end() const
+    {
+        return m_cont.cend();
+    }
+
+    const_iterator
+    cend() const
+    {
+        return m_cont.cend();
+    }
+    /** @} */
+};
+
+} // detail
+} // unit_test
+} // beast
+} // boost
+
+#endif

subtree/unit_test/include/boost/beast/unit_test/dstream.hpp

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+//
+// Copyright (c) 2016-2017 Vinnie Falco (vinnie dot falco at gmail dot com)
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+// Official repository: https://github.com/boostorg/beast
+//
+
+#ifndef BOOST_BEAST_UNIT_TEST_DSTREAM_HPP
+#define BOOST_BEAST_UNIT_TEST_DSTREAM_HPP
+
+#include <boost/config.hpp>
+#include <ios>
+#include <memory>
+#include <ostream>
+#include <streambuf>
+#include <string>
+
+#ifdef BOOST_WINDOWS
+#include <boost/detail/winapi/basic_types.hpp>
+#include <boost/detail/winapi/debugapi.hpp>
+#endif
+
+namespace boost {
+namespace beast {
+namespace unit_test {
+
+#ifdef BOOST_WINDOWS
+
+namespace detail {
+
+template<class CharT, class Traits, class Allocator>
+class dstream_buf
+    : public std::basic_stringbuf<CharT, Traits, Allocator>
+{
+    using ostream = std::basic_ostream<CharT, Traits>;
+
+    ostream& os_;
+    bool dbg_;
+
+    template<class T>
+    void write(T const*) = delete;
+
+    void write(char const* s)
+    {
+        if(dbg_)
+            boost::detail::winapi::OutputDebugStringA(s);
+        os_ << s;
+    }
+
+    void write(wchar_t const* s)
+    {
+        if(dbg_)
+            boost::detail::winapi::OutputDebugStringW(s);
+        os_ << s;
+    }
+
+public:
+    explicit
+    dstream_buf(ostream& os)
+        : os_(os)
+        , dbg_(boost::detail::winapi::IsDebuggerPresent() != 0)
+    {
+    }
+
+    ~dstream_buf()
+    {
+        sync();
+    }
+
+    int
+    sync() override
+    {
+        write(this->str().c_str());
+        this->str("");
+        return 0;
+    }
+};
+
+} // detail
+
+/** std::ostream with Visual Studio IDE redirection.
+
+    Instances of this stream wrap a specified `std::ostream`
+    (such as `std::cout` or `std::cerr`). If the IDE debugger
+    is attached when the stream is created, output will be
+    additionally copied to the Visual Studio Output window.
+*/
+template<
+    class CharT,
+    class Traits = std::char_traits<CharT>,
+    class Allocator = std::allocator<CharT>
+>
+class basic_dstream
+    : public std::basic_ostream<CharT, Traits>
+{
+    detail::dstream_buf<
+        CharT, Traits, Allocator> buf_;
+
+public:
+    /** Construct a stream.
+
+        @param os The output stream to wrap.
+    */
+    explicit
+    basic_dstream(std::ostream& os)
+        : std::basic_ostream<CharT, Traits>(&buf_)
+        , buf_(os)
+    {
+        if(os.flags() & std::ios::unitbuf)
+            std::unitbuf(*this);
+    }
+};
+
+using dstream = basic_dstream<char>;
+using dwstream = basic_dstream<wchar_t>;
+
+#else
+
+using dstream = std::ostream&;
+using dwstream = std::wostream&;
+
+#endif
+
+} // unit_test
+} // beast
+} // boost
+
+#endif

subtree/unit_test/include/boost/beast/unit_test/global_suites.hpp

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+//
+// Copyright (c) 2016-2017 Vinnie Falco (vinnie dot falco at gmail dot com)
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+// Official repository: https://github.com/boostorg/beast
+//
+
+#ifndef BOOST_BEAST_UNIT_TEST_GLOBAL_SUITES_HPP
+#define BOOST_BEAST_UNIT_TEST_GLOBAL_SUITES_HPP
+
+#include <boost/beast/unit_test/suite_list.hpp>
+
+namespace boost {
+namespace beast {
+namespace unit_test {
+
+namespace detail {
+
+/// Holds test suites registered during static initialization.
+inline
+suite_list&
+global_suites()
+{
+    static suite_list s;
+    return s;
+}
+
+template<class Suite>
+struct insert_suite
+{
+    insert_suite(char const* name, char const* module,
+        char const* library, bool manual)
+    {
+        global_suites().insert<Suite>(
+            name, module, library, manual);
+    }
+};
+
+} // detail
+
+/// Holds test suites registered during static initialization.
+inline
+suite_list const&
+global_suites()
+{
+    return detail::global_suites();
+}
+
+} // unit_test
+} // beast
+} // boost
+
+#endif

subtree/unit_test/include/boost/beast/unit_test/main.cpp

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+//
+// Copyright (c) 2016-2017 Vinnie Falco (vinnie dot falco at gmail dot com)
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+// Official repository: https://github.com/boostorg/beast
+//
+
+#include <boost/beast/unit_test/amount.hpp>
+#include <boost/beast/unit_test/dstream.hpp>
+#include <boost/beast/unit_test/global_suites.hpp>
+#include <boost/beast/unit_test/match.hpp>
+#include <boost/beast/unit_test/reporter.hpp>
+#include <boost/beast/unit_test/suite.hpp>
+#include <boost/config.hpp>
+#include <cstdlib>
+#include <iostream>
+#include <vector>
+
+#ifdef BOOST_MSVC
+# ifndef WIN32_LEAN_AND_MEAN // VC_EXTRALEAN
+#  define WIN32_LEAN_AND_MEAN
+#  include <windows.h>
+#  undef WIN32_LEAN_AND_MEAN
+# else
+#  include <windows.h>
+# endif
+#endif
+
+// Simple main used to produce stand
+// alone executables that run unit tests.
+int main(int ac, char const* av[])
+{
+    using namespace std;
+    using namespace boost::beast::unit_test;
+
+    dstream log(std::cerr);
+    std::unitbuf(log);
+
+#if BOOST_MSVC
+    {
+        int flags = _CrtSetDbgFlag(_CRTDBG_REPORT_FLAG);
+        flags |= _CRTDBG_LEAK_CHECK_DF;
+        _CrtSetDbgFlag(flags);
+    }
+#endif
+
+    if(ac == 2)
+    {
+        std::string const s{av[1]};
+        if(s == "-h" || s == "--help")
+        {
+            log <<
+                "Usage:\n"
+                "  " << av[0] << ": { <suite-name>... }" <<
+                std::endl;
+            return EXIT_SUCCESS;
+        }
+    }
+
+    reporter r(log);
+    bool failed;
+    if(ac > 1)
+    {
+        std::vector<selector> v;
+        v.reserve(ac - 1);
+        for(int i = 1; i < ac; ++i)
+            v.emplace_back(selector::automatch, av[i]);
+        auto pred =
+            [&v](suite_info const& si) mutable
+            {
+                for(auto& p : v)
+                    if(p(si))
+                        return true;
+                return false;
+            };
+        failed = r.run_each_if(global_suites(), pred);
+    }
+    else
+    {
+        failed = r.run_each(global_suites());
+    }
+    if(failed)
+        return EXIT_FAILURE;
+    return EXIT_SUCCESS;
+}

subtree/unit_test/include/boost/beast/unit_test/match.hpp

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+//
+// Copyright (c) 2016-2017 Vinnie Falco (vinnie dot falco at gmail dot com)
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+// Official repository: https://github.com/boostorg/beast
+//
+
+#ifndef BOOST_BEAST_UNIT_TEST_MATCH_HPP
+#define BOOST_BEAST_UNIT_TEST_MATCH_HPP
+
+#include <boost/beast/unit_test/suite_info.hpp>
+#include <string>
+
+namespace boost {
+namespace beast {
+namespace unit_test {
+
+// Predicate for implementing matches
+class selector
+{
+public:
+    enum mode_t
+    {
+        // Run all tests except manual ones
+        all,
+
+        // Run tests that match in any field
+        automatch,
+
+        // Match on suite
+        suite,
+
+        // Match on library
+        library,
+
+        // Match on module (used internally)
+        module,
+
+        // Match nothing (used internally)
+        none
+    };
+
+private:
+    mode_t mode_;
+    std::string pat_;
+    std::string library_;
+
+public:
+    template<class = void>
+    explicit
+    selector(mode_t mode, std::string const& pattern = "");
+
+    template<class = void>
+    bool
+    operator()(suite_info const& s);
+};
+
+//------------------------------------------------------------------------------
+
+template<class>
+selector::selector(mode_t mode, std::string const& pattern)
+    : mode_(mode)
+    , pat_(pattern)
+{
+    if(mode_ == automatch && pattern.empty())
+        mode_ = all;
+}
+
+template<class>
+bool
+selector::operator()(suite_info const& s)
+{
+    switch(mode_)
+    {
+    case automatch:
+        // suite or full name
+        if(s.name() == pat_ || s.full_name() == pat_)
+        {
+            mode_ = none;
+            return true;
+        }
+
+        // check module
+        if(pat_ == s.module())
+        {
+            mode_ = module;
+            library_ = s.library();
+            return ! s.manual();
+        }
+
+        // check library
+        if(pat_ == s.library())
+        {
+            mode_ = library;
+            return ! s.manual();
+        }
+
+        return false;
+
+    case suite:
+        return pat_ == s.name();
+
+    case module:
+        return pat_ == s.module() && ! s.manual();
+
+    case library:
+        return pat_ == s.library() && ! s.manual();
+
+    case none:
+        return false;
+
+    case all:
+    default:
+        // fall through
+        break;
+    };
+
+    return ! s.manual();
+}
+
+//------------------------------------------------------------------------------
+
+// Utility functions for producing predicates to select suites.
+
+/** Returns a predicate that implements a smart matching rule.
+    The predicate checks the suite, module, and library fields of the
+    suite_info in that order. When it finds a match, it changes modes
+    depending on what was found:
+
+        If a suite is matched first, then only the suite is selected. The
+        suite may be marked manual.
+
+        If a module is matched first, then only suites from that module
+        and library not marked manual are selected from then on.
+
+        If a library is matched first, then only suites from that library
+        not marked manual are selected from then on.
+
+*/
+inline
+selector
+match_auto(std::string const& name)
+{
+    return selector(selector::automatch, name);
+}
+
+/** Return a predicate that matches all suites not marked manual. */
+inline
+selector
+match_all()
+{
+    return selector(selector::all);
+}
+
+/** Returns a predicate that matches a specific suite. */
+inline
+selector
+match_suite(std::string const& name)
+{
+    return selector(selector::suite, name);
+}
+
+/** Returns a predicate that matches all suites in a library. */
+inline
+selector
+match_library(std::string const& name)
+{
+    return selector(selector::library, name);
+}
+
+} // unit_test
+} // beast
+} // boost
+
+#endif

subtree/unit_test/include/boost/beast/unit_test/recorder.hpp

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+//
+// Copyright (c) 2016-2017 Vinnie Falco (vinnie dot falco at gmail dot com)
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+// Official repository: https://github.com/boostorg/beast
+//
+
+#ifndef BOOST_BEAST_UNIT_TEST_RECORDER_HPP
+#define BOOST_BEAST_UNIT_TEST_RECORDER_HPP
+
+#include <boost/beast/unit_test/results.hpp>
+#include <boost/beast/unit_test/runner.hpp>
+
+namespace boost {
+namespace beast {
+namespace unit_test {
+
+/** A test runner that stores the results. */
+class recorder : public runner
+{
+private:
+    results m_results;
+    suite_results m_suite;
+    case_results m_case;
+
+public:
+    recorder() = default;
+    recorder(recorder const&) = default;
+    recorder& operator=(recorder const&) = default;
+
+    /** Returns a report with the results of all completed suites. */
+    results const&
+    report() const
+    {
+        return m_results;
+    }
+
+private:
+    virtual
+    void
+    on_suite_begin(suite_info const& info) override
+    {
+        m_suite = suite_results(info.full_name());
+    }
+
+    virtual
+    void
+    on_suite_end() override
+    {
+        m_results.insert(std::move(m_suite));
+    }
+
+    virtual
+    void
+    on_case_begin(std::string const& name) override
+    {
+        m_case = case_results(name);
+    }
+
+    virtual
+    void
+    on_case_end() override
+    {
+        if(m_case.tests.size() > 0)
+            m_suite.insert(std::move(m_case));
+    }
+
+    virtual
+    void
+    on_pass() override
+    {
+        m_case.tests.pass();
+    }
+
+    virtual
+    void
+    on_fail(std::string const& reason) override
+    {
+        m_case.tests.fail(reason);
+    }
+
+    virtual
+    void
+    on_log(std::string const& s) override
+    {
+        m_case.log.insert(s);
+    }
+};
+
+} // unit_test
+} // beast
+} // boost
+
+#endif

subtree/unit_test/include/boost/beast/unit_test/reporter.hpp

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+//
+// Copyright (c) 2016-2017 Vinnie Falco (vinnie dot falco at gmail dot com)
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+// Official repository: https://github.com/boostorg/beast
+//
+
+#ifndef BOOST_BEAST_UNIT_TEST_REPORTER_HPP
+#define BOOST_BEAST_UNIT_TEST_REPORTER_HPP
+
+#include <boost/beast/unit_test/amount.hpp>
+#include <boost/beast/unit_test/recorder.hpp>
+#include <algorithm>
+#include <chrono>
+#include <functional>
+#include <iomanip>
+#include <iostream>
+#include <sstream>
+#include <string>
+#include <utility>
+
+namespace boost {
+namespace beast {
+namespace unit_test {
+
+namespace detail {
+
+/** A simple test runner that writes everything to a stream in real time.
+    The totals are output when the object is destroyed.
+*/
+template<class = void>
+class reporter : public runner
+{
+private:
+    using clock_type = std::chrono::steady_clock;
+
+    struct case_results
+    {
+        std::string name;
+        std::size_t total = 0;
+        std::size_t failed = 0;
+
+        explicit
+        case_results(std::string name_ = "")
+            : name(std::move(name_))
+        {
+        }
+    };
+
+    struct suite_results
+    {
+        std::string name;
+        std::size_t cases = 0;
+        std::size_t total = 0;
+        std::size_t failed = 0;
+        typename clock_type::time_point start = clock_type::now();
+
+        explicit
+        suite_results(std::string name_ = "")
+            : name(std::move(name_))
+        {
+        }
+
+        void
+        add(case_results const& r);
+    };
+
+    struct results
+    {
+        using run_time = std::pair<std::string,
+            typename clock_type::duration>;
+
+        enum
+        {
+            max_top = 10
+        };
+
+        std::size_t suites = 0;
+        std::size_t cases = 0;
+        std::size_t total = 0;
+        std::size_t failed = 0;
+        std::vector<run_time> top;
+        typename clock_type::time_point start = clock_type::now();
+
+        void
+        add(suite_results const& r);
+    };
+
+    std::ostream& os_;
+    results results_;
+    suite_results suite_results_;
+    case_results case_results_;
+
+public:
+    reporter(reporter const&) = delete;
+    reporter& operator=(reporter const&) = delete;
+
+    ~reporter();
+
+    explicit
+    reporter(std::ostream& os = std::cout);
+
+private:
+    static
+    std::string
+    fmtdur(typename clock_type::duration const& d);
+
+    virtual
+    void
+    on_suite_begin(suite_info const& info) override;
+
+    virtual
+    void
+    on_suite_end() override;
+
+    virtual
+    void
+    on_case_begin(std::string const& name) override;
+
+    virtual
+    void
+    on_case_end() override;
+
+    virtual
+    void
+    on_pass() override;
+
+    virtual
+    void
+    on_fail(std::string const& reason) override;
+
+    virtual
+    void
+    on_log(std::string const& s) override;
+};
+
+//------------------------------------------------------------------------------
+
+template<class _>
+void
+reporter<_>::
+suite_results::add(case_results const& r)
+{
+    ++cases;
+    total += r.total;
+    failed += r.failed;
+}
+
+template<class _>
+void
+reporter<_>::
+results::add(suite_results const& r)
+{
+    ++suites;
+    total += r.total;
+    cases += r.cases;
+    failed += r.failed;
+    auto const elapsed = clock_type::now() - r.start;
+    if(elapsed >= std::chrono::seconds{1})
+    {
+        auto const iter = std::lower_bound(top.begin(),
+            top.end(), elapsed,
+            [](run_time const& t1,
+                typename clock_type::duration const& t2)
+            {
+                return t1.second > t2;
+            });
+        if(iter != top.end())
+        {
+            top.emplace(iter, r.name, elapsed);
+            if(top.size() > max_top)
+                top.resize(max_top);
+        }
+    }
+}
+
+//------------------------------------------------------------------------------
+
+template<class _>
+reporter<_>::
+reporter(std::ostream& os)
+    : os_(os)
+{
+}
+
+template<class _>
+reporter<_>::~reporter()
+{
+    if(results_.top.size() > 0)
+    {
+        os_ << "Longest suite times:\n";
+        for(auto const& i : results_.top)
+            os_ << std::setw(8) <<
+                fmtdur(i.second) << " " << i.first << '\n';
+    }
+    auto const elapsed = clock_type::now() - results_.start;
+    os_ <<
+        fmtdur(elapsed) << ", " <<
+        amount{results_.suites, "suite"} << ", " <<
+        amount{results_.cases, "case"} << ", " <<
+        amount{results_.total, "test"} << " total, " <<
+        amount{results_.failed, "failure"} <<
+        std::endl;
+}
+
+template<class _>
+std::string
+reporter<_>::fmtdur(typename clock_type::duration const& d)
+{
+    using namespace std::chrono;
+    auto const ms = duration_cast<milliseconds>(d);
+    if(ms < seconds{1})
+        return std::to_string(ms.count()) + "ms";
+    std::stringstream ss;
+    ss << std::fixed << std::setprecision(1) <<
+       (ms.count()/1000.) << "s";
+    return ss.str();
+}
+
+template<class _>
+void
+reporter<_>::
+on_suite_begin(suite_info const& info)
+{
+    suite_results_ = suite_results{info.full_name()};
+}
+
+template<class _>
+void
+reporter<_>::on_suite_end()
+{
+    results_.add(suite_results_);
+}
+
+template<class _>
+void
+reporter<_>::
+on_case_begin(std::string const& name)
+{
+    case_results_ = case_results(name);
+    os_ << suite_results_.name <<
+        (case_results_.name.empty() ? "" :
+            (" " + case_results_.name)) << std::endl;
+}
+
+template<class _>
+void
+reporter<_>::
+on_case_end()
+{
+    suite_results_.add(case_results_);
+}
+
+template<class _>
+void
+reporter<_>::
+on_pass()
+{
+    ++case_results_.total;
+}
+
+template<class _>
+void
+reporter<_>::
+on_fail(std::string const& reason)
+{
+    ++case_results_.failed;
+    ++case_results_.total;
+    os_ <<
+        "#" << case_results_.total << " failed" <<
+       (reason.empty() ? "" : ": ") << reason << std::endl;
+}
+
+template<class _>
+void
+reporter<_>::
+on_log(std::string const& s)
+{
+    os_ << s;
+}
+
+} // detail
+
+using reporter = detail::reporter<>;
+
+} // unit_test
+} // beast
+} // boost
+
+#endif

subtree/unit_test/include/boost/beast/unit_test/results.hpp

@@ -0,0 +1,246 @@
+//
+// Copyright (c) 2016-2017 Vinnie Falco (vinnie dot falco at gmail dot com)
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+// Official repository: https://github.com/boostorg/beast
+//
+
+#ifndef BOOST_BEAST_UNIT_TEST_RESULTS_HPP
+#define BOOST_BEAST_UNIT_TEST_RESULTS_HPP
+
+#include <boost/beast/unit_test/detail/const_container.hpp>
+
+#include <string>
+#include <vector>
+
+namespace boost {
+namespace beast {
+namespace unit_test {
+
+/** Holds a set of test condition outcomes in a testcase. */
+class case_results
+{
+public:
+    /** Holds the result of evaluating one test condition. */
+    struct test
+    {
+        explicit test(bool pass_)
+            : pass(pass_)
+        {
+        }
+
+        test(bool pass_, std::string const& reason_)
+            : pass(pass_)
+            , reason(reason_)
+        {
+        }
+
+        bool pass;
+        std::string reason;
+    };
+
+private:
+    class tests_t
+        : public detail::const_container <std::vector <test>>
+    {
+    private:
+        std::size_t failed_;
+
+    public:
+        tests_t()
+            : failed_(0)
+        {
+        }
+
+        /** Returns the total number of test conditions. */
+        std::size_t
+        total() const
+        {
+            return cont().size();
+        }
+
+        /** Returns the number of failed test conditions. */
+        std::size_t
+        failed() const
+        {
+            return failed_;
+        }
+
+        /** Register a successful test condition. */
+        void
+        pass()
+        {
+            cont().emplace_back(true);
+        }
+
+        /** Register a failed test condition. */
+        void
+        fail(std::string const& reason = "")
+        {
+            ++failed_;
+            cont().emplace_back(false, reason);
+        }
+    };
+
+    class log_t
+        : public detail::const_container <std::vector <std::string>>
+    {
+    public:
+        /** Insert a string into the log. */
+        void
+        insert(std::string const& s)
+        {
+            cont().push_back(s);
+        }
+    };
+
+    std::string name_;
+
+public:
+    explicit case_results(std::string const& name = "")
+        : name_(name)
+    {
+    }
+
+    /** Returns the name of this testcase. */
+    std::string const&
+    name() const
+    {
+        return name_;
+    }
+
+    /** Memberspace for a container of test condition outcomes. */
+    tests_t tests;
+
+    /** Memberspace for a container of testcase log messages. */
+    log_t log;
+};
+
+//--------------------------------------------------------------------------
+
+/** Holds the set of testcase results in a suite. */
+class suite_results
+    : public detail::const_container <std::vector <case_results>>
+{
+private:
+    std::string name_;
+    std::size_t total_ = 0;
+    std::size_t failed_ = 0;
+
+public:
+    explicit suite_results(std::string const& name = "")
+        : name_(name)
+    {
+    }
+
+    /** Returns the name of this suite. */
+    std::string const&
+    name() const
+    {
+        return name_;
+    }
+
+    /** Returns the total number of test conditions. */
+    std::size_t
+    total() const
+    {
+        return total_;
+    }
+
+    /** Returns the number of failures. */
+    std::size_t
+    failed() const
+    {
+        return failed_;
+    }
+
+    /** Insert a set of testcase results. */
+    /** @{ */
+    void
+    insert(case_results&& r)
+    {
+        cont().emplace_back(std::move(r));
+        total_ += r.tests.total();
+        failed_ += r.tests.failed();
+    }
+
+    void
+    insert(case_results const& r)
+    {
+        cont().push_back(r);
+        total_ += r.tests.total();
+        failed_ += r.tests.failed();
+    }
+    /** @} */
+};
+
+//------------------------------------------------------------------------------
+
+// VFALCO TODO Make this a template class using scoped allocators
+/** Holds the results of running a set of testsuites. */
+class results
+    : public detail::const_container <std::vector <suite_results>>
+{
+private:
+    std::size_t m_cases;
+    std::size_t total_;
+    std::size_t failed_;
+
+public:
+    results()
+        : m_cases(0)
+        , total_(0)
+        , failed_(0)
+    {
+    }
+
+    /** Returns the total number of test cases. */
+    std::size_t
+    cases() const
+    {
+        return m_cases;
+    }
+
+    /** Returns the total number of test conditions. */
+    std::size_t
+    total() const
+    {
+        return total_;
+    }
+
+    /** Returns the number of failures. */
+    std::size_t
+    failed() const
+    {
+        return failed_;
+    }
+
+    /** Insert a set of suite results. */
+    /** @{ */
+    void
+    insert(suite_results&& r)
+    {
+        m_cases += r.size();
+        total_ += r.total();
+        failed_ += r.failed();
+        cont().emplace_back(std::move(r));
+    }
+
+    void
+    insert(suite_results const& r)
+    {
+        m_cases += r.size();
+        total_ += r.total();
+        failed_ += r.failed();
+        cont().push_back(r);
+    }
+    /** @} */
+};
+
+} // unit_test
+} // beast
+} // boost
+
+#endif

subtree/unit_test/include/boost/beast/unit_test/runner.hpp

@@ -0,0 +1,292 @@
+//
+// Copyright (c) 2016-2017 Vinnie Falco (vinnie dot falco at gmail dot com)
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+// Official repository: https://github.com/boostorg/beast
+//
+
+#ifndef BOOST_BEAST_UNIT_TEST_RUNNER_H_INCLUDED
+#define BOOST_BEAST_UNIT_TEST_RUNNER_H_INCLUDED
+
+#include <boost/beast/unit_test/suite_info.hpp>
+#include <boost/assert.hpp>
+#include <mutex>
+#include <ostream>
+#include <string>
+
+namespace boost {
+namespace beast {
+namespace unit_test {
+
+/** Unit test runner interface.
+
+    Derived classes can customize the reporting behavior. This interface is
+    injected into the unit_test class to receive the results of the tests.
+*/
+class runner
+{
+    std::string arg_;
+    bool default_ = false;
+    bool failed_ = false;
+    bool cond_ = false;
+    std::recursive_mutex mutex_;
+
+public:
+    runner() = default;
+    virtual ~runner() = default;
+    runner(runner const&) = delete;
+    runner& operator=(runner const&) = delete;
+
+    /** Set the argument string.
+
+        The argument string is available to suites and
+        allows for customization of the test. Each suite
+        defines its own syntax for the argumnet string.
+        The same argument is passed to all suites.
+    */
+    void
+    arg(std::string const& s)
+    {
+        arg_ = s;
+    }
+
+    /** Returns the argument string. */
+    std::string const&
+    arg() const
+    {
+        return arg_;
+    }
+
+    /** Run the specified suite.
+        @return `true` if any conditions failed.
+    */
+    template<class = void>
+    bool
+    run(suite_info const& s);
+
+    /** Run a sequence of suites.
+        The expression
+            `FwdIter::value_type`
+        must be convertible to `suite_info`.
+        @return `true` if any conditions failed.
+    */
+    template<class FwdIter>
+    bool
+    run(FwdIter first, FwdIter last);
+
+    /** Conditionally run a sequence of suites.
+        pred will be called as:
+        @code
+            bool pred(suite_info const&);
+        @endcode
+        @return `true` if any conditions failed.
+    */
+    template<class FwdIter, class Pred>
+    bool
+    run_if(FwdIter first, FwdIter last, Pred pred = Pred{});
+
+    /** Run all suites in a container.
+        @return `true` if any conditions failed.
+    */
+    template<class SequenceContainer>
+    bool
+    run_each(SequenceContainer const& c);
+
+    /** Conditionally run suites in a container.
+        pred will be called as:
+        @code
+            bool pred(suite_info const&);
+        @endcode
+        @return `true` if any conditions failed.
+    */
+    template<class SequenceContainer, class Pred>
+    bool
+    run_each_if(SequenceContainer const& c, Pred pred = Pred{});
+
+protected:
+    /// Called when a new suite starts.
+    virtual
+    void
+    on_suite_begin(suite_info const&)
+    {
+    }
+
+    /// Called when a suite ends.
+    virtual
+    void
+    on_suite_end()
+    {
+    }
+
+    /// Called when a new case starts.
+    virtual
+    void
+    on_case_begin(std::string const&)
+    {
+    }
+
+    /// Called when a new case ends.
+    virtual
+    void
+    on_case_end()
+    {
+    }
+
+    /// Called for each passing condition.
+    virtual
+    void
+    on_pass()
+    {
+    }
+
+    /// Called for each failing condition.
+    virtual
+    void
+    on_fail(std::string const&)
+    {
+    }
+
+    /// Called when a test logs output.
+    virtual
+    void
+    on_log(std::string const&)
+    {
+    }
+
+private:
+    friend class suite;
+
+    // Start a new testcase.
+    template<class = void>
+    void
+    testcase(std::string const& name);
+
+    template<class = void>
+    void
+    pass();
+
+    template<class = void>
+    void
+    fail(std::string const& reason);
+
+    template<class = void>
+    void
+    log(std::string const& s);
+};
+
+//------------------------------------------------------------------------------
+
+template<class>
+bool
+runner::run(suite_info const& s)
+{
+    // Enable 'default' testcase
+    default_ = true;
+    failed_ = false;
+    on_suite_begin(s);
+    s.run(*this);
+    // Forgot to call pass or fail.
+    BOOST_ASSERT(cond_);
+    on_case_end();
+    on_suite_end();
+    return failed_;
+}
+
+template<class FwdIter>
+bool
+runner::run(FwdIter first, FwdIter last)
+{
+    bool failed(false);
+    for(;first != last; ++first)
+        failed = run(*first) || failed;
+    return failed;
+}
+
+template<class FwdIter, class Pred>
+bool
+runner::run_if(FwdIter first, FwdIter last, Pred pred)
+{
+    bool failed(false);
+    for(;first != last; ++first)
+        if(pred(*first))
+            failed = run(*first) || failed;
+    return failed;
+}
+
+template<class SequenceContainer>
+bool
+runner::run_each(SequenceContainer const& c)
+{
+    bool failed(false);
+    for(auto const& s : c)
+        failed = run(s) || failed;
+    return failed;
+}
+
+template<class SequenceContainer, class Pred>
+bool
+runner::run_each_if(SequenceContainer const& c, Pred pred)
+{
+    bool failed(false);
+    for(auto const& s : c)
+        if(pred(s))
+            failed = run(s) || failed;
+    return failed;
+}
+
+template<class>
+void
+runner::testcase(std::string const& name)
+{
+    std::lock_guard<std::recursive_mutex> lock(mutex_);
+    // Name may not be empty
+    BOOST_ASSERT(default_ || ! name.empty());
+    // Forgot to call pass or fail
+    BOOST_ASSERT(default_ || cond_);
+    if(! default_)
+        on_case_end();
+    default_ = false;
+    cond_ = false;
+    on_case_begin(name);
+}
+
+template<class>
+void
+runner::pass()
+{
+    std::lock_guard<std::recursive_mutex> lock(mutex_);
+    if(default_)
+        testcase("");
+    on_pass();
+    cond_ = true;
+}
+
+template<class>
+void
+runner::fail(std::string const& reason)
+{
+    std::lock_guard<std::recursive_mutex> lock(mutex_);
+    if(default_)
+        testcase("");
+    on_fail(reason);
+    failed_ = true;
+    cond_ = true;
+}
+
+template<class>
+void
+runner::log(std::string const& s)
+{
+    std::lock_guard<std::recursive_mutex> lock(mutex_);
+    if(default_)
+        testcase("");
+    on_log(s);
+}
+
+} // unit_test
+} // beast
+} // boost
+
+#endif

subtree/unit_test/include/boost/beast/unit_test/suite.hpp

@@ -0,0 +1,699 @@
+//
+// Copyright (c) 2016-2017 Vinnie Falco (vinnie dot falco at gmail dot com)
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+// Official repository: https://github.com/boostorg/beast
+//
+
+#ifndef BOOST_BEAST_UNIT_TEST_SUITE_HPP
+#define BOOST_BEAST_UNIT_TEST_SUITE_HPP
+
+#include <boost/beast/unit_test/runner.hpp>
+#include <boost/throw_exception.hpp>
+#include <ostream>
+#include <sstream>
+#include <string>
+
+namespace boost {
+namespace beast {
+namespace unit_test {
+
+namespace detail {
+
+template<class String>
+static
+std::string
+make_reason(String const& reason,
+    char const* file, int line)
+{
+    std::string s(reason);
+    if(! s.empty())
+        s.append(": ");
+    char const* path = file + strlen(file);
+    while(path != file)
+    {
+    #ifdef _MSC_VER
+        if(path[-1] == '\\')
+    #else
+        if(path[-1] == '/')
+    #endif
+            break;
+        --path;
+    }
+    s.append(path);
+    s.append("(");
+    s.append(std::to_string(line));
+    s.append(")");
+    return s;
+}
+
+} // detail
+
+class thread;
+
+enum abort_t
+{
+    no_abort_on_fail,
+    abort_on_fail
+};
+
+/** A testsuite class.
+
+    Derived classes execute a series of testcases, where each testcase is
+    a series of pass/fail tests. To provide a unit test using this class,
+    derive from it and use the BOOST_BEAST_DEFINE_UNIT_TEST macro in a
+    translation unit.
+*/
+class suite
+{
+private:
+    bool abort_ = false;
+    bool aborted_ = false;
+    runner* runner_ = nullptr;
+
+    // This exception is thrown internally to stop the current suite
+    // in the event of a failure, if the option to stop is set.
+    struct abort_exception : public std::exception
+    {
+        char const*
+        what() const noexcept override
+        {
+            return "test suite aborted";
+        }
+    };
+
+    template<class CharT, class Traits, class Allocator>
+    class log_buf
+        : public std::basic_stringbuf<CharT, Traits, Allocator>
+    {
+        suite& suite_;
+
+    public:
+        explicit
+        log_buf(suite& self)
+            : suite_(self)
+        {
+        }
+
+        ~log_buf()
+        {
+            sync();
+        }
+
+        int
+        sync() override
+        {
+            auto const& s = this->str();
+            if(s.size() > 0)
+                suite_.runner_->log(s);
+            this->str("");
+            return 0;
+        }
+    };
+
+    template<
+        class CharT,
+        class Traits = std::char_traits<CharT>,
+        class Allocator = std::allocator<CharT>
+    >
+    class log_os : public std::basic_ostream<CharT, Traits>
+    {
+        log_buf<CharT, Traits, Allocator> buf_;
+
+    public:
+        explicit
+        log_os(suite& self)
+            : std::basic_ostream<CharT, Traits>(&buf_)
+            , buf_(self)
+        {
+        }
+    };
+
+    class scoped_testcase;
+
+    class testcase_t
+    {
+        suite& suite_;
+        std::stringstream ss_;
+
+    public:
+        explicit
+        testcase_t(suite& self)
+            : suite_(self)
+        {
+        }
+
+        /** Open a new testcase.
+
+            A testcase is a series of evaluated test conditions. A test
+            suite may have multiple test cases. A test is associated with
+            the last opened testcase. When the test first runs, a default
+            unnamed case is opened. Tests with only one case may omit the
+            call to testcase.
+
+            @param abort Determines if suite continues running after a failure.
+        */
+        void
+        operator()(std::string const& name,
+            abort_t abort = no_abort_on_fail);
+
+        scoped_testcase
+        operator()(abort_t abort);
+
+        template<class T>
+        scoped_testcase
+        operator<<(T const& t);
+    };
+
+public:
+    /** Logging output stream.
+
+        Text sent to the log output stream will be forwarded to
+        the output stream associated with the runner.
+    */
+    log_os<char> log;
+
+    /** Memberspace for declaring test cases. */
+    testcase_t testcase;
+
+    /** Returns the "current" running suite.
+        If no suite is running, nullptr is returned.
+    */
+    static
+    suite*
+    this_suite()
+    {
+        return *p_this_suite();
+    }
+
+    suite()
+        : log(*this)
+        , testcase(*this)
+    {
+    }
+
+    /** Invokes the test using the specified runner.
+
+        Data members are set up here instead of the constructor as a
+        convenience to writing the derived class to avoid repetition of
+        forwarded constructor arguments to the base.
+        Normally this is called by the framework for you.
+    */
+    template<class = void>
+    void
+    operator()(runner& r);
+
+    /** Record a successful test condition. */
+    template<class = void>
+    void
+    pass();
+
+    /** Record a failure.
+
+        @param reason Optional text added to the output on a failure.
+
+        @param file The source code file where the test failed.
+
+        @param line The source code line number where the test failed.
+    */
+    /** @{ */
+    template<class String>
+    void
+    fail(String const& reason, char const* file, int line);
+
+    template<class = void>
+    void
+    fail(std::string const& reason = "");
+    /** @} */
+
+    /** Evaluate a test condition.
+
+        This function provides improved logging by incorporating the
+        file name and line number into the reported output on failure,
+        as well as additional text specified by the caller.
+
+        @param shouldBeTrue The condition to test. The condition
+        is evaluated in a boolean context.
+
+        @param reason Optional added text to output on a failure.
+
+        @param file The source code file where the test failed.
+
+        @param line The source code line number where the test failed.
+
+        @return `true` if the test condition indicates success.
+    */
+    /** @{ */
+    template<class Condition>
+    bool
+    expect(Condition const& shouldBeTrue)
+    {
+        return expect(shouldBeTrue, "");
+    }
+
+    template<class Condition, class String>
+    bool
+    expect(Condition const& shouldBeTrue, String const& reason);
+
+    template<class Condition>
+    bool
+    expect(Condition const& shouldBeTrue,
+        char const* file, int line)
+    {
+        return expect(shouldBeTrue, "", file, line);
+    }
+
+    template<class Condition, class String>
+    bool
+    expect(Condition const& shouldBeTrue,
+        String const& reason, char const* file, int line);
+    /** @} */
+
+    //
+    // DEPRECATED
+    //
+    // Expect an exception from f()
+    template<class F, class String>
+    bool
+    except(F&& f, String const& reason);
+    template<class F>
+    bool
+    except(F&& f)
+    {
+        return except(f, "");
+    }
+    template<class E, class F, class String>
+    bool
+    except(F&& f, String const& reason);
+    template<class E, class F>
+    bool
+    except(F&& f)
+    {
+        return except<E>(f, "");
+    }
+    template<class F, class String>
+    bool
+    unexcept(F&& f, String const& reason);
+    template<class F>
+    bool
+    unexcept(F&& f)
+    {
+        return unexcept(f, "");
+    }
+
+    /** Return the argument associated with the runner. */
+    std::string const&
+    arg() const
+    {
+        return runner_->arg();
+    }
+
+    // DEPRECATED
+    // @return `true` if the test condition indicates success(a false value)
+    template<class Condition, class String>
+    bool
+    unexpected(Condition shouldBeFalse,
+        String const& reason);
+
+    template<class Condition>
+    bool
+    unexpected(Condition shouldBeFalse)
+    {
+        return unexpected(shouldBeFalse, "");
+    }
+
+private:
+    friend class thread;
+
+    static
+    suite**
+    p_this_suite()
+    {
+        static suite* pts = nullptr;
+        return &pts;
+    }
+
+    /** Runs the suite. */
+    virtual
+    void
+    run() = 0;
+
+    void
+    propagate_abort();
+
+    template<class = void>
+    void
+    run(runner& r);
+};
+
+//------------------------------------------------------------------------------
+
+// Helper for streaming testcase names
+class suite::scoped_testcase
+{
+private:
+    suite& suite_;
+    std::stringstream& ss_;
+
+public:
+    scoped_testcase& operator=(scoped_testcase const&) = delete;
+
+    ~scoped_testcase()
+    {
+        auto const& name = ss_.str();
+        if(! name.empty())
+            suite_.runner_->testcase(name);
+    }
+
+    scoped_testcase(suite& self, std::stringstream& ss)
+        : suite_(self)
+        , ss_(ss)
+    {
+        ss_.clear();
+        ss_.str({});
+    }
+
+    template<class T>
+    scoped_testcase(suite& self,
+            std::stringstream& ss, T const& t)
+        : suite_(self)
+        , ss_(ss)
+    {
+        ss_.clear();
+        ss_.str({});
+        ss_ << t;
+    }
+
+    template<class T>
+    scoped_testcase&
+    operator<<(T const& t)
+    {
+        ss_ << t;
+        return *this;
+    }
+};
+
+//------------------------------------------------------------------------------
+
+inline
+void
+suite::testcase_t::operator()(
+    std::string const& name, abort_t abort)
+{
+    suite_.abort_ = abort == abort_on_fail;
+    suite_.runner_->testcase(name);
+}
+
+inline
+suite::scoped_testcase
+suite::testcase_t::operator()(abort_t abort)
+{
+    suite_.abort_ = abort == abort_on_fail;
+    return { suite_, ss_ };
+}
+
+template<class T>
+inline
+suite::scoped_testcase
+suite::testcase_t::operator<<(T const& t)
+{
+    return { suite_, ss_, t };
+}
+
+//------------------------------------------------------------------------------
+
+template<class>
+void
+suite::
+operator()(runner& r)
+{
+    *p_this_suite() = this;
+    try
+    {
+        run(r);
+        *p_this_suite() = nullptr;
+    }
+    catch(...)
+    {
+        *p_this_suite() = nullptr;
+        throw;
+    }
+}
+
+template<class Condition, class String>
+bool
+suite::
+expect(
+    Condition const& shouldBeTrue, String const& reason)
+{
+    if(shouldBeTrue)
+    {
+        pass();
+        return true;
+    }
+    fail(reason);
+    return false;
+}
+
+template<class Condition, class String>
+bool
+suite::
+expect(Condition const& shouldBeTrue,
+    String const& reason, char const* file, int line)
+{
+    if(shouldBeTrue)
+    {
+        pass();
+        return true;
+    }
+    fail(detail::make_reason(reason, file, line));
+    return false;
+}
+
+// DEPRECATED
+
+template<class F, class String>
+bool
+suite::
+except(F&& f, String const& reason)
+{
+    try
+    {
+        f();
+        fail(reason);
+        return false;
+    }
+    catch(...)
+    {
+        pass();
+    }
+    return true;
+}
+
+template<class E, class F, class String>
+bool
+suite::
+except(F&& f, String const& reason)
+{
+    try
+    {
+        f();
+        fail(reason);
+        return false;
+    }
+    catch(E const&)
+    {
+        pass();
+    }
+    return true;
+}
+
+template<class F, class String>
+bool
+suite::
+unexcept(F&& f, String const& reason)
+{
+    try
+    {
+        f();
+        pass();
+        return true;
+    }
+    catch(...)
+    {
+        fail(reason);
+    }
+    return false;
+}
+
+template<class Condition, class String>
+bool
+suite::
+unexpected(
+    Condition shouldBeFalse, String const& reason)
+{
+    bool const b =
+        static_cast<bool>(shouldBeFalse);
+    if(! b)
+        pass();
+    else
+        fail(reason);
+    return ! b;
+}
+
+template<class>
+void
+suite::
+pass()
+{
+    propagate_abort();
+    runner_->pass();
+}
+
+// ::fail
+template<class>
+void
+suite::
+fail(std::string const& reason)
+{
+    propagate_abort();
+    runner_->fail(reason);
+    if(abort_)
+    {
+        aborted_ = true;
+        BOOST_THROW_EXCEPTION(abort_exception());
+    }
+}
+
+template<class String>
+void
+suite::
+fail(String const& reason, char const* file, int line)
+{
+    fail(detail::make_reason(reason, file, line));
+}
+
+inline
+void
+suite::
+propagate_abort()
+{
+    if(abort_ && aborted_)
+        BOOST_THROW_EXCEPTION(abort_exception());
+}
+
+template<class>
+void
+suite::
+run(runner& r)
+{
+    runner_ = &r;
+
+    try
+    {
+        run();
+    }
+    catch(abort_exception const&)
+    {
+        // ends the suite
+    }
+    catch(std::exception const& e)
+    {
+        runner_->fail("unhandled exception: " +
+            std::string(e.what()));
+    }
+    catch(...)
+    {
+        runner_->fail("unhandled exception");
+    }
+}
+
+#ifndef BEAST_EXPECT
+/** Check a precondition.
+
+    If the condition is false, the file and line number are reported.
+*/
+#define BEAST_EXPECT(cond) expect(cond, __FILE__, __LINE__)
+#endif
+
+#ifndef BEAST_EXPECTS
+/** Check a precondition.
+
+    If the condition is false, the file and line number are reported.
+*/
+#define BEAST_EXPECTS(cond, reason) ((cond) ? (pass(), true) : \
+        (fail((reason), __FILE__, __LINE__), false))
+#endif
+
+} // unit_test
+} // beast
+} // boost
+
+//------------------------------------------------------------------------------
+
+// detail:
+// This inserts the suite with the given manual flag
+#define BEAST_DEFINE_TESTSUITE_INSERT(Library,Module,Class,manual) \
+    static beast::unit_test::detail::insert_suite <Class##_test>   \
+        Library ## Module ## Class ## _test_instance(             \
+            #Class, #Module, #Library, manual)
+
+//------------------------------------------------------------------------------
+
+// Preprocessor directives for controlling unit test definitions.
+
+// If this is already defined, don't redefine it. This allows
+// programs to provide custom behavior for testsuite definitions
+//
+#ifndef BEAST_DEFINE_TESTSUITE
+
+/** Enables insertion of test suites into the global container.
+    The default is to insert all test suite definitions into the global
+    container. If BEAST_DEFINE_TESTSUITE is user defined, this macro
+    has no effect.
+*/
+#ifndef BEAST_NO_UNIT_TEST_INLINE
+#define BEAST_NO_UNIT_TEST_INLINE 0
+#endif
+
+/** Define a unit test suite.
+
+    Library   Identifies the library.
+    Module    Identifies the module.
+    Class     The type representing the class being tested.
+
+    The declaration for the class implementing the test should be the same
+    as Class ## _test. For example, if Class is aged_ordered_container, the
+    test class must be declared as:
+
+    @code
+
+    struct aged_ordered_container_test : beast::unit_test::suite
+    {
+        //...
+    };
+
+    @endcode
+
+    The macro invocation must appear in the same namespace as the test class.
+*/
+
+#if BEAST_NO_UNIT_TEST_INLINE
+#define BEAST_DEFINE_TESTSUITE(Class,Module,Library)
+
+#else
+#include <boost/beast/unit_test/global_suites.hpp>
+#define BEAST_DEFINE_TESTSUITE(Library,Module,Class) \
+        BEAST_DEFINE_TESTSUITE_INSERT(Library,Module,Class,false)
+#define BEAST_DEFINE_TESTSUITE_MANUAL(Library,Module,Class) \
+        BEAST_DEFINE_TESTSUITE_INSERT(Library,Module,Class,true)
+
+#endif
+
+#endif
+
+//------------------------------------------------------------------------------
+
+#endif

subtree/unit_test/include/boost/beast/unit_test/suite_info.hpp

@@ -0,0 +1,126 @@
+//
+// Copyright (c) 2016-2017 Vinnie Falco (vinnie dot falco at gmail dot com)
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+// Official repository: https://github.com/boostorg/beast
+//
+
+#ifndef BOOST_BEAST_UNIT_TEST_SUITE_INFO_HPP
+#define BOOST_BEAST_UNIT_TEST_SUITE_INFO_HPP
+
+#include <cstring>
+#include <functional>
+#include <string>
+#include <utility>
+
+namespace boost {
+namespace beast {
+namespace unit_test {
+
+class runner;
+
+/** Associates a unit test type with metadata. */
+class suite_info
+{
+    using run_type = std::function<void(runner&)>;
+
+    std::string name_;
+    std::string module_;
+    std::string library_;
+    bool manual_;
+    run_type run_;
+
+public:
+    suite_info(
+            std::string name,
+            std::string module,
+            std::string library,
+            bool manual,
+            run_type run)
+        : name_(std::move(name))
+        , module_(std::move(module))
+        , library_(std::move(library))
+        , manual_(manual)
+        , run_(std::move(run))
+    {
+    }
+
+    std::string const&
+    name() const
+    {
+        return name_;
+    }
+
+    std::string const&
+    module() const
+    {
+        return module_;
+    }
+
+    std::string const&
+    library() const
+    {
+        return library_;
+    }
+
+    /// Returns `true` if this suite only runs manually.
+    bool
+    manual() const
+    {
+        return manual_;
+    }
+
+    /// Return the canonical suite name as a string.
+    std::string
+    full_name() const
+    {
+        return library_ + "." + module_ + "." + name_;
+    }
+
+    /// Run a new instance of the associated test suite.
+    void
+    run(runner& r) const
+    {
+        run_(r);
+    }
+
+    friend
+    bool
+    operator<(suite_info const& lhs, suite_info const& rhs)
+    {
+        return
+            std::tie(lhs.library_, lhs.module_, lhs.name_) <
+            std::tie(rhs.library_, rhs.module_, rhs.name_);
+    }
+};
+
+//------------------------------------------------------------------------------
+
+/// Convenience for producing suite_info for a given test type.
+template<class Suite>
+suite_info
+make_suite_info(
+    std::string name,
+    std::string module,
+    std::string library,
+    bool manual)
+{
+    return suite_info(
+        std::move(name),
+        std::move(module),
+        std::move(library),
+        manual,
+        [](runner& r)
+        {
+            Suite{}(r);
+        }
+    );
+}
+
+} // unit_test
+} // beast
+} // boost
+
+#endif

subtree/unit_test/include/boost/beast/unit_test/suite_list.hpp

@@ -0,0 +1,81 @@
+//
+// Copyright (c) 2016-2017 Vinnie Falco (vinnie dot falco at gmail dot com)
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+// Official repository: https://github.com/boostorg/beast
+//
+
+#ifndef BOOST_BEAST_UNIT_TEST_SUITE_LIST_HPP
+#define BOOST_BEAST_UNIT_TEST_SUITE_LIST_HPP
+
+#include <boost/beast/unit_test/suite_info.hpp>
+#include <boost/beast/unit_test/detail/const_container.hpp>
+#include <boost/assert.hpp>
+#include <typeindex>
+#include <set>
+#include <unordered_set>
+
+namespace boost {
+namespace beast {
+namespace unit_test {
+
+/// A container of test suites.
+class suite_list
+    : public detail::const_container <std::set <suite_info>>
+{
+private:
+#ifndef NDEBUG
+    std::unordered_set<std::string> names_;
+    std::unordered_set<std::type_index> classes_;
+#endif
+
+public:
+    /** Insert a suite into the set.
+
+        The suite must not already exist.
+    */
+    template<class Suite>
+    void
+    insert(
+        char const* name,
+        char const* module,
+        char const* library,
+        bool manual);
+};
+
+//------------------------------------------------------------------------------
+
+template<class Suite>
+void
+suite_list::insert(
+    char const* name,
+    char const* module,
+    char const* library,
+    bool manual)
+{
+#ifndef NDEBUG
+    {
+        std::string s;
+        s = std::string(library) + "." + module + "." + name;
+        auto const result(names_.insert(s));
+        BOOST_ASSERT(result.second); // Duplicate name
+    }
+
+    {
+        auto const result(classes_.insert(
+            std::type_index(typeid(Suite))));
+        BOOST_ASSERT(result.second); // Duplicate type
+    }
+#endif
+    cont().emplace(make_suite_info<Suite>(
+        name, module, library, manual));
+}
+
+} // unit_test
+} // beast
+} // boost
+
+#endif
+

subtree/unit_test/include/boost/beast/unit_test/thread.hpp

@@ -0,0 +1,128 @@
+//
+// Copyright (c) 2016-2017 Vinnie Falco (vinnie dot falco at gmail dot com)
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+// Official repository: https://github.com/boostorg/beast
+//
+
+#ifndef BOOST_BEAST_UNIT_TEST_THREAD_HPP
+#define BOOST_BEAST_UNIT_TEST_THREAD_HPP
+
+#include <boost/beast/unit_test/suite.hpp>
+#include <functional>
+#include <thread>
+#include <utility>
+
+namespace boost {
+namespace beast {
+namespace unit_test {
+
+/** Replacement for std::thread that handles exceptions in unit tests. */
+class thread
+{
+private:
+    suite* s_ = nullptr;
+    std::thread t_;
+
+public:
+    using id = std::thread::id;
+    using native_handle_type = std::thread::native_handle_type;
+
+    thread() = default;
+    thread(thread const&) = delete;
+    thread& operator=(thread const&) = delete;
+
+    thread(thread&& other)
+        : s_(other.s_)
+        , t_(std::move(other.t_))
+    {
+    }
+
+    thread& operator=(thread&& other)
+    {
+        s_ = other.s_;
+        t_ = std::move(other.t_);
+        return *this;
+    }
+
+    template<class F, class... Args>
+    explicit
+    thread(suite& s, F&& f, Args&&... args)
+        : s_(&s)
+    {
+        std::function<void(void)> b =
+            std::bind(std::forward<F>(f),
+                std::forward<Args>(args)...);
+        t_ = std::thread(&thread::run, this,
+            std::move(b));
+    }
+
+    bool
+    joinable() const
+    {
+        return t_.joinable();
+    }
+
+    std::thread::id
+    get_id() const
+    {
+        return t_.get_id();
+    }
+
+    static
+    unsigned
+    hardware_concurrency() noexcept
+    {
+        return std::thread::hardware_concurrency();
+    }
+
+    void
+    join()
+    {
+        t_.join();
+        s_->propagate_abort();
+    }
+
+    void
+    detach()
+    {
+        t_.detach();
+    }
+
+    void
+    swap(thread& other)
+    {
+        std::swap(s_, other.s_);
+        std::swap(t_, other.t_);
+    }
+
+private:
+    void
+    run(std::function <void(void)> f)
+    {
+        try
+        {
+            f();
+        }
+        catch(suite::abort_exception const&)
+        {
+        }
+        catch(std::exception const& e)
+        {
+            s_->fail("unhandled exception: " +
+                std::string(e.what()));
+        }
+        catch(...)
+        {
+            s_->fail("unhandled exception");
+        }
+    }
+};
+
+} // unit_test
+} // beast
+} // boost
+
+#endif