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86 lines
2.2 KiB
C++
86 lines
2.2 KiB
C++
//------------------------------------------------------------------------------
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/*
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This file is part of rippled: https://github.com/ripple/rippled
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Copyright (c) 2012, 2013 Ripple Labs Inc.
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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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#ifndef RIPPLE_TEST_JTX_REQUIRE_H_INCLUDED
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#define RIPPLE_TEST_JTX_REQUIRE_H_INCLUDED
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#include <functional>
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#include <test/jtx/requires.h>
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#include <vector>
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namespace ripple {
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namespace test {
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namespace jtx {
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namespace detail {
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template <class Cond, class... Args>
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inline void
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require_args(requires_t& vec, Cond const& cond, Args const&... args)
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{
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vec.push_back(cond);
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if constexpr (sizeof...(args) > 0)
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require_args(vec, args...);
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}
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} // namespace detail
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/** Compose many condition functors into one */
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template <class... Args>
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require_t
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required(Args const&... args)
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{
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requires_t vec;
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detail::require_args(vec, args...);
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return [vec](Env& env) {
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for (auto const& f : vec)
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f(env);
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};
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}
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/** Check a set of conditions.
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The conditions are checked after a JTx is
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applied, and only if the resulting TER
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matches the expected TER.
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*/
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class require
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{
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private:
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require_t cond_;
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public:
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template <class... Args>
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require(Args const&... args) : cond_(required(args...))
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{
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}
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void
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operator()(Env&, JTx& jt) const
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{
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jt.require.emplace_back(cond_);
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}
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};
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} // namespace jtx
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} // namespace test
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} // namespace ripple
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#endif
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