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refs #91 Ещё больше заглушек подогнано под имеющиеся обобщённые заглушки
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@izvolov
izvolov committed Jul 11, 2019
1 parent c9956a4 commit 66edbbc
Showing 1 changed file with 19 additions and 143 deletions.
162 changes: 19 additions & 143 deletions test/burst/functional/compose.cpp
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@@ -1,6 +1,7 @@
#include <burst/functional/compose.hpp>
#include <burst/tuple/apply.hpp>
#include <burst/tuple/view.hpp>
#include <utility/caller_dummies.hpp>

#include <boost/test/unit_test.hpp>

Expand Down Expand Up @@ -82,175 +83,50 @@ BOOST_AUTO_TEST_SUITE(compose)
BOOST_CHECK_EQUAL(dummy::instances_count, old_instances_count);
}

struct const_lvalue_sum
{
explicit const_lvalue_sum (std::size_t & calls):
calls(calls)
{
}

template <typename T, typename U>
auto operator () (T t, U u) const &
{
++calls;
return t + u;
}

template <typename T, typename U>
auto operator () (T t, U u) & = delete;

template <typename T, typename U>
auto operator () (T t, U u) && = delete;

std::size_t & calls;
};

struct const_lvalue_identity
{
const_lvalue_identity (std::size_t & calls):
calls(calls)
{
}

template <typename T>
auto operator () (T t) const &
{
++calls;
return t;
}

template <typename T>
auto operator () (T t) & = delete;

template <typename T>
auto operator () (T t) && = delete;

std::size_t & calls;
};

BOOST_AUTO_TEST_CASE(stored_functions_invoke_as_const_lvalues_when_compose_is_const_lvalue)
{
auto sum_calls = std::size_t{0};
auto identity_calls = std::size_t{0};
const auto c =
burst::compose(const_lvalue_identity{identity_calls}, const_lvalue_sum{sum_calls});
burst::compose
(
utility::const_lvalue_call_counter(identity_calls, [] (auto x) {return x;}),
utility::const_lvalue_call_counter(sum_calls, std::plus<>{})
);

c(std::string("qwe"), std::string("rty"));

BOOST_CHECK_EQUAL(sum_calls, 1);
BOOST_CHECK_EQUAL(identity_calls, 1);
}

struct lvalue_sum
{
explicit lvalue_sum (std::size_t & calls):
calls(calls)
{
}

template <typename T, typename U>
auto operator () (T t, U u) const & = delete;

template <typename T, typename U>
auto operator () (T t, U u) &
{
++calls;
return t + u;
}

template <typename T, typename U>
auto operator () (T t, U u) && = delete;

std::size_t & calls;
};

struct lvalue_identity
{
lvalue_identity (std::size_t & calls):
calls(calls)
{
}

template <typename T>
auto operator () (T t) const & = delete;

template <typename T>
auto operator () (T t) &
{
++calls;
return t;
}

template <typename T>
auto operator () (T t) && = delete;

std::size_t & calls;
};

BOOST_AUTO_TEST_CASE(stored_functions_invoke_as_lvalues_when_compose_is_lvalue)
{
auto sum_calls = std::size_t{0};
auto identity_calls = std::size_t{0};
auto c = burst::compose(lvalue_identity{identity_calls}, lvalue_sum{sum_calls});
auto c =
burst::compose
(
utility::lvalue_call_counter(identity_calls, [] (auto x) {return x;}),
utility::lvalue_call_counter(sum_calls, std::plus<>{})
);

c(std::string("qwe"), std::string("rty"));

BOOST_CHECK_EQUAL(sum_calls, 1);
BOOST_CHECK_EQUAL(identity_calls, 1);
}

struct rvalue_sum
{
rvalue_sum (std::size_t & calls):
calls(calls)
{
}

template <typename T, typename U>
auto operator () (T t, U u) const & = delete;

template <typename T, typename U>
auto operator () (T t, U u) & = delete;

template <typename T, typename U>
auto operator () (T t, U u) &&
{
++calls;
return t + u;
}

std::size_t & calls;
};

struct rvalue_identity
{
rvalue_identity (std::size_t & calls):
calls(calls)
{
}

template <typename T>
auto operator () (T t) const & = delete;

template <typename T>
auto operator () (T t) & = delete;

template <typename T>
auto operator () (T t) &&
{
++calls;
return t;
}

std::size_t & calls;
};

BOOST_AUTO_TEST_CASE(stored_functions_invoke_as_rvalues_when_compose_is_rvalue)
{
auto sum_calls = std::size_t{0};
auto identity_calls = std::size_t{0};

burst::compose(rvalue_identity{identity_calls}, rvalue_sum{sum_calls})
burst::compose
(
utility::rvalue_call_counter(identity_calls, [] (auto x) {return x;}),
utility::rvalue_call_counter(sum_calls, std::plus<>{})
)
(
std::string("qwe"),
std::string("rty")
Expand All @@ -263,7 +139,7 @@ BOOST_AUTO_TEST_SUITE(compose)
BOOST_AUTO_TEST_CASE(referenced_functions_invoke_as_lvalues)
{
auto identity_calls = std::size_t{0};
auto identity = lvalue_identity{identity_calls};
auto identity = utility::lvalue_call_counter(identity_calls, [] (auto x) {return x;});

burst::compose(std::ref(identity), [] (auto x, auto y) {return x + y;})
(
Expand All @@ -277,7 +153,7 @@ BOOST_AUTO_TEST_SUITE(compose)
BOOST_AUTO_TEST_CASE(const_referenced_functions_invoke_as_const_lvalues)
{
auto sum_calls = std::size_t{0};
const auto sum = const_lvalue_sum{sum_calls};
const auto sum = utility::const_lvalue_call_counter(sum_calls, std::plus<>{});

burst::compose([] (auto x) {return x;}, std::ref(sum))
(
Expand Down

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