#define BOOST_TEST_MODULE "test_extended_conversions" #ifdef UNITTEST_FRAMEWORK_LIBRARY_EXIST #include #else #define BOOST_TEST_NO_LIB #include #endif #include namespace extlib { struct foo { int a; std::string b; }; struct bar { int a; std::string b; void from_toml(const toml::value& v) { this->a = toml::find(v, "a"); this->b = toml::find(v, "b"); return ; } toml::table into_toml() const { return toml::table{{"a", this->a}, {"b", this->b}}; } }; } // extlib namespace toml { template<> struct from { static extlib::foo from_toml(const toml::value& v) { return extlib::foo{toml::find(v, "a"), toml::find(v, "b")}; } }; template<> struct into { static toml::table into_toml(const extlib::foo& f) { return toml::table{{"a", f.a}, {"b", f.b}}; } }; } // toml BOOST_AUTO_TEST_CASE(test_conversion_by_member_methods) { const toml::value v{{"a", 42}, {"b", "baz"}}; const auto foo = toml::get(v); BOOST_CHECK_EQUAL(foo.a, 42); BOOST_CHECK_EQUAL(foo.b, "baz"); const toml::value v2(foo); BOOST_CHECK_EQUAL(v, v2); } BOOST_AUTO_TEST_CASE(test_conversion_by_specialization) { const toml::value v{{"a", 42}, {"b", "baz"}}; const auto bar = toml::get(v); BOOST_CHECK_EQUAL(bar.a, 42); BOOST_CHECK_EQUAL(bar.b, "baz"); const toml::value v2(bar); BOOST_CHECK_EQUAL(v, v2); } BOOST_AUTO_TEST_CASE(test_recursive_conversion) { const toml::value v{ toml::table{{"a", 42}, {"b", "baz"}}, toml::table{{"a", 43}, {"b", "qux"}}, toml::table{{"a", 44}, {"b", "quux"}}, toml::table{{"a", 45}, {"b", "foobar"}}, }; const auto foos = toml::get>(v); BOOST_CHECK_EQUAL(foos.size() , 4ul); BOOST_CHECK_EQUAL(foos.at(0).a , 42); BOOST_CHECK_EQUAL(foos.at(1).a , 43); BOOST_CHECK_EQUAL(foos.at(2).a , 44); BOOST_CHECK_EQUAL(foos.at(3).a , 45); BOOST_CHECK_EQUAL(foos.at(0).b , "baz"); BOOST_CHECK_EQUAL(foos.at(1).b , "qux"); BOOST_CHECK_EQUAL(foos.at(2).b , "quux"); BOOST_CHECK_EQUAL(foos.at(3).b , "foobar"); const auto bars = toml::get>(v); BOOST_CHECK_EQUAL(bars.size() , 4ul); BOOST_CHECK_EQUAL(bars.at(0).a , 42); BOOST_CHECK_EQUAL(bars.at(1).a , 43); BOOST_CHECK_EQUAL(bars.at(2).a , 44); BOOST_CHECK_EQUAL(bars.at(3).a , 45); BOOST_CHECK_EQUAL(bars.at(0).b , "baz"); BOOST_CHECK_EQUAL(bars.at(1).b , "qux"); BOOST_CHECK_EQUAL(bars.at(2).b , "quux"); BOOST_CHECK_EQUAL(bars.at(3).b , "foobar"); }