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🚑 fix for #1169

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Niels Lohmann
2018-07-21 10:31:55 +02:00
parent 04372a8c56
commit 347e77bdc1
3 changed files with 62 additions and 0 deletions
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42
test/src/unit-conversions.cpp
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@@ -433,6 +433,48 @@ TEST_CASE("value conversion")
#endif
}
SECTION("get null (implicit)")
{
std::nullptr_t n;
json j(n);
std::nullptr_t n2 = j;
CHECK(n2 == n);
}
SECTION("get null (explicit)")
{
std::nullptr_t n;
json j(n);
auto n2 = j.get<std::nullptr_t>();
CHECK(n2 == n);
CHECK_THROWS_AS(json(json::value_t::string).get<std::nullptr_t>(), json::type_error&);
CHECK_THROWS_AS(json(json::value_t::object).get<std::nullptr_t>(), json::type_error&);
CHECK_THROWS_AS(json(json::value_t::array).get<std::nullptr_t>(), json::type_error&);
CHECK_THROWS_AS(json(json::value_t::boolean).get<std::nullptr_t>(), json::type_error&);
CHECK_THROWS_AS(json(json::value_t::number_integer).get<std::nullptr_t>(), json::type_error&);
CHECK_THROWS_AS(json(json::value_t::number_unsigned).get<std::nullptr_t>(), json::type_error&);
CHECK_THROWS_AS(json(json::value_t::number_float).get<std::nullptr_t>(), json::type_error&);
CHECK_THROWS_WITH(json(json::value_t::string).get<std::nullptr_t>(),
"[json.exception.type_error.302] type must be null, but is string");
CHECK_THROWS_WITH(json(json::value_t::object).get<std::nullptr_t>(),
"[json.exception.type_error.302] type must be null, but is object");
CHECK_THROWS_WITH(json(json::value_t::array).get<std::nullptr_t>(),
"[json.exception.type_error.302] type must be null, but is array");
CHECK_THROWS_WITH(json(json::value_t::boolean).get<std::nullptr_t>(),
"[json.exception.type_error.302] type must be null, but is boolean");
CHECK_THROWS_WITH(json(json::value_t::number_integer).get<std::nullptr_t>(),
"[json.exception.type_error.302] type must be null, but is number");
CHECK_THROWS_WITH(json(json::value_t::number_unsigned).get<std::nullptr_t>(),
"[json.exception.type_error.302] type must be null, but is number");
CHECK_THROWS_WITH(json(json::value_t::number_float).get<std::nullptr_t>(),
"[json.exception.type_error.302] type must be null, but is number");
}
SECTION("get a string (implicit)")
{
json::string_t s_reference{"Hello world"};