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#include "glaze/ext/jsonrpc.hpp"
#include <numeric>
#include <string>
#include "ut/ut.hpp"
namespace rpc = glz::rpc;
using ut::operator""_test;
ut::suite valid_vector_test_cases_server = [] {
using vec_t = std::vector<int>;
rpc::server<rpc::method<"add", vec_t, int>> server;
server.on<"add">([](const vec_t& vec) {
int sum{std::reduce(std::cbegin(vec), std::cend(vec))};
return sum;
});
const std::array valid_requests = {
std::pair(R"({"jsonrpc": "2.0","method": "add", "params": [1, 2, 3],"id": 1})",
R"({"jsonrpc": "2.0","result": 6,"id": 1})"),
std::pair(
// No id is valid
R"({"jsonrpc": "2.0","method": "add", "params": [1, 2, 3]})", ""),
std::pair(R"({"jsonrpc": "2.0","method": "add", "params": [1, 2, 3],"id": null})", ""),
std::pair(R"({"jsonrpc": "2.0","method": "add", "params": [1, 2, 3],"id": 2})",
R"({"jsonrpc": "2.0","result": 6, "id": 2})"),
std::pair(R"({"jsonrpc": "2.0","method": "add","params": [1, 2, 3],"id": "some_client_22"})",
R"({"jsonrpc": "2.0","result": 6, "id": "some_client_22"})")};
std::string raw_json;
std::string resulting_request;
std::string test_name{};
for (const auto& pair : valid_requests) {
std::tie(raw_json, resulting_request) = pair;
auto stripped{std::make_shared<std::string>(resulting_request)};
stripped->erase(std::remove_if(stripped->begin(), stripped->end(), ::isspace), stripped->end());
test_name = "response:" + *stripped;
ut::test(test_name) = [&server, &raw_json, stripped]() {
std::string response = server.call(raw_json);
if (stripped->empty()) { // if no id is supplied expected response should be none
ut::expect(response.empty());
return;
}
ut::expect(response == *stripped);
};
}
};
ut::suite vector_test_cases = [] {
using vec_t = std::vector<int>;
rpc::server<rpc::method<"summer", vec_t, int>> server;
rpc::client<rpc::method<"summer", vec_t, int>> client;
server.on<"summer">([](const vec_t& vec) {
int sum{std::reduce(std::cbegin(vec), std::cend(vec))};
return sum;
});
ut::test("sum_result = 6") = [&server, &client] {
bool called{};
auto request_str = client.request<"summer">(
1, std::vector{1, 2, 3}, [&called](glz::expected<int, rpc::error> value, rpc::id_t id) -> void {
called = true;
ut::expect(value.has_value());
ut::expect(value.value() == 6);
ut::expect(std::holds_alternative<std::int64_t>(id));
ut::expect(std::get<std::int64_t>(id) == std::int64_t{1});
});
ut::expect(request_str.first == R"({"jsonrpc":"2.0","method":"summer","params":[1,2,3],"id":1})");
[[maybe_unused]] auto& requests = client.get_request_map<"summer">();
ut::expect(requests.size() == 1);
ut::expect(requests.contains(1)); // the id is 1
server.on<"summer">([](const vec_t& vec) {
ut::expect(vec == std::vector{1, 2, 3});
int sum{std::reduce(std::cbegin(vec), std::cend(vec))};
return sum;
});
std::string response = server.call(request_str.first);
ut::expect(response == R"({"jsonrpc":"2.0","result":6,"id":1})");
client.call(response);
ut::expect(called);
};
};
struct foo_params
{
int foo_a{};
std::string foo_b{};
};
struct foo_result
{
bool foo_c{};
std::string foo_d{};
bool operator==(const foo_result& rhs) const noexcept { return foo_c == rhs.foo_c && foo_d == rhs.foo_d; }
};
struct bar_params
{
int bar_a;
std::string bar_b;
};
struct bar_result
{
bool bar_c{};
std::string bar_d{};
bool operator==(const bar_result& rhs) const noexcept { return bar_c == rhs.bar_c && bar_d == rhs.bar_d; }
};
ut::suite struct_test_cases = [] {
rpc::server<rpc::method<"foo", foo_params, foo_result>, rpc::method<"bar", bar_params, bar_result>> server;
rpc::client<rpc::method<"foo", foo_params, foo_result>, rpc::method<"bar", bar_params, bar_result>> client;
ut::test("valid foo request") = [&server, &client] {
bool called{};
auto request_str{
client.request<"foo">("42", foo_params{.foo_a = 1337, .foo_b = "hello world"},
[&called](glz::expected<foo_result, rpc::error> value, rpc::id_t id) -> void {
called = true;
ut::expect(value.has_value());
ut::expect(value.value() == foo_result{.foo_c = true, .foo_d = "new world"});
ut::expect(std::holds_alternative<std::string_view>(id));
ut::expect(std::get<std::string_view>(id) == "42");
})};
ut::expect(request_str.first ==
R"({"jsonrpc":"2.0","method":"foo","params":{"foo_a":1337,"foo_b":"hello world"},"id":"42"})");
server.on<"foo">([](const foo_params& params) {
ut::expect(params.foo_a == 1337);
ut::expect(params.foo_b == "hello world");
return foo_result{.foo_c = true, .foo_d = "new world"};
});
std::string response = server.call(request_str.first);
ut::expect(response == R"({"jsonrpc":"2.0","result":{"foo_c":true,"foo_d":"new world"},"id":"42"})");
client.call(response);
ut::expect(called);
server.on<"foo">([](const foo_params&) -> foo_result { return {}; });
};
ut::test("valid bar request") = [&server, &client] {
bool called{};
auto request_str{client.request<"bar">(
"bar-uuid", bar_params{.bar_a = 1337, .bar_b = "hello world"},
[&called](const glz::expected<bar_result, rpc::error>& value, const rpc::id_t& id) -> void {
called = true;
ut::expect(value.has_value());
ut::expect(value.value() == bar_result{.bar_c = true, .bar_d = "new world"});
ut::expect(std::holds_alternative<std::string_view>(id));
ut::expect(std::get<std::string_view>(id) == "bar-uuid");
})};
ut::expect(request_str.first ==
R"({"jsonrpc":"2.0","method":"bar","params":{"bar_a":1337,"bar_b":"hello world"},"id":"bar-uuid"})");
server.on<"bar">([](const bar_params& params) {
ut::expect(params.bar_a == 1337);
ut::expect(params.bar_b == "hello world");
return bar_result{.bar_c = true, .bar_d = "new world"};
});
std::string response = server.call(request_str.first);
ut::expect(response == R"({"jsonrpc":"2.0","result":{"bar_c":true,"bar_d":"new world"},"id":"bar-uuid"})");
client.call(response);
ut::expect(called);
server.on<"bar">([](const bar_params&) -> bar_result { return {}; });
};
ut::test("foo request error") = [&server, &client] {
bool called{};
auto request_str{
client.request<"foo">("42", foo_params{.foo_a = 1337, .foo_b = "hello world"},
[&called](glz::expected<foo_result, rpc::error> value, rpc::id_t id) -> void {
called = true;
ut::expect(!value.has_value());
ut::expect(value.error() == rpc::error{rpc::error_e::server_error_lower, "my error"});
ut::expect(std::holds_alternative<std::string_view>(id));
ut::expect(std::get<std::string_view>(id) == "42");
})};
ut::expect(request_str.first ==
R"({"jsonrpc":"2.0","method":"foo","params":{"foo_a":1337,"foo_b":"hello world"},"id":"42"})");
server.on<"foo">([](const foo_params& params) {
ut::expect(params.foo_a == 1337);
ut::expect(params.foo_b == "hello world");
return rpc::error{rpc::error_e::server_error_lower, "my error"};
});
std::string response = server.call(request_str.first);
ut::expect(response ==
R"({"jsonrpc":"2.0","error":{"code":-32000,"message":"Server error","data":"my error"},"id":"42"})");
client.call(response);
ut::expect(called);
server.on<"foo">([](const foo_params&) -> foo_result { return {}; });
};
ut::test("server invalid version error") = [&server] {
server.on<"foo">([](const foo_params&) -> foo_result { return {}; });
// invalid jsonrpc version
auto response_vec = server.call<std::vector<rpc::response_t<glz::raw_json>>>(
R"({"jsonrpc":"42.0","method":"foo","params":{},"id":"uuid"})");
ut::expect(response_vec.size() == 1);
ut::expect(
glz::write_json(response_vec) ==
R"([{"jsonrpc":"2.0","error":{"code":-32600,"message":"Invalid request","data":"Invalid version: 42.0 only supported version is 2.0"},"id":"uuid"}])");
ut::expect(response_vec.at(0).error.has_value());
ut::expect(response_vec.at(0).error->code == rpc::error_e::invalid_request);
};
ut::test("server method not found") = [&server] {
server.on<"foo">([](const foo_params&) -> foo_result { return {}; });
// invalid method name
auto response_vec = server.call<std::vector<rpc::response_t<glz::raw_json>>>(
R"({"jsonrpc":"2.0","method":"invalid_method_name","params":{},"id":"uuid"})");
ut::expect(response_vec.size() == 1);
ut::expect(
glz::write_json(response_vec) ==
R"([{"jsonrpc":"2.0","error":{"code":-32601,"message":"Method not found","data":"Method: 'invalid_method_name' not found"},"id":"uuid"}])");
ut::expect(response_vec.at(0).error.has_value());
ut::expect(response_vec.at(0).error->code == rpc::error_e::method_not_found);
};
ut::test("server invalid json") = [&server] {
server.on<"foo">([](const foo_params&) -> foo_result { return {}; });
// key "id" illformed missing `"`
auto response_vec = server.call<std::vector<rpc::response_t<glz::raw_json>>>(
R"({"jsonrpc":"2.0","method":"invalid_method_name","params":{},"id:"uuid"}")");
ut::expect(response_vec.size() == 1);
[[maybe_unused]] auto dbg{glz::write_json(response_vec)};
auto s = glz::write_json(response_vec).value_or("error");
ut::expect(
s ==
R"([{"jsonrpc":"2.0","error":{"code":-32700,"message":"Parse error","data":"1:66: expected_colon\n..._method_name\",\"params\":{},\"id:\"uuid\"}\"\n ^"},"id":null}])")
<< s;
ut::expect(response_vec.at(0).error.has_value());
ut::expect(response_vec.at(0).error->code == rpc::error_e::parse_error);
};
ut::test("server invalid json batch") = [&server] {
server.on<"foo">([](const foo_params&) -> foo_result { return {}; });
// batch cut at params key
auto response_vec = server.call<std::vector<rpc::response_t<glz::raw_json>>>(
R"([{"jsonrpc":"2.0","method":"invalid_method_name","params":{},"id":"uuid"},{"jsonrpc":"2.0","method":"invalid_method_name","params":]")");
ut::expect(response_vec.size() == 1);
auto s = glz::write_json(response_vec).value_or("error");
ut::expect(
s ==
R"([{"jsonrpc":"2.0","error":{"code":-32700,"message":"Parse error","data":"1:132: syntax_error\n...\"invalid_method_name\",\"params\":]\"\n ^"},"id":null}])")
<< s;
ut::expect(response_vec.at(0).error.has_value());
ut::expect(response_vec.at(0).error->code == rpc::error_e::parse_error);
};
ut::test("server invalid json batch empty array") = [&server] {
server.on<"foo">([](const foo_params&) -> foo_result { return {}; });
auto response_vec = server.call<std::vector<rpc::response_t<glz::raw_json>>>(R"([])");
ut::expect(response_vec.size() == 1);
auto s = glz::write_json(response_vec);
ut::expect(s == R"([{"jsonrpc":"2.0","error":{"code":-32600,"message":"Invalid request"},"id":null}])");
ut::expect(response_vec.at(0).error.has_value());
ut::expect(response_vec.at(0).error->code == rpc::error_e::invalid_request);
};
ut::test("server invalid json illformed batch one item") = [&server] {
server.on<"foo">([](const foo_params&) -> foo_result { return {}; });
auto response_vec = server.call<std::vector<rpc::response_t<glz::raw_json>>>(R"([1])");
ut::expect(response_vec.size() == 1);
ut::expect(
glz::write_json(response_vec) ==
R"([{"jsonrpc":"2.0","error":{"code":-32600,"message":"Invalid request","data":"1:1: expected_brace\n 1\n ^"},"id":null}])");
ut::expect(response_vec.at(0).error.has_value());
ut::expect(response_vec.at(0).error->code == rpc::error_e::invalid_request);
};
ut::test("server invalid json illformed batch three items") = [&server] {
server.on<"foo">([](const foo_params&) -> foo_result { return {}; });
auto response_vec = server.call<std::vector<rpc::response_t<glz::raw_json>>>(R"([1,2,3])");
ut::expect(response_vec.size() == 3);
ut::expect(
glz::write_json(response_vec) ==
R"([{"jsonrpc":"2.0","error":{"code":-32600,"message":"Invalid request","data":"1:1: expected_brace\n 1\n ^"},"id":null},{"jsonrpc":"2.0","error":{"code":-32600,"message":"Invalid request","data":"1:1: expected_brace\n 2\n ^"},"id":null},{"jsonrpc":"2.0","error":{"code":-32600,"message":"Invalid request","data":"1:1: expected_brace\n 3\n ^"},"id":null}])");
for (auto& response : response_vec) {
ut::expect(response.error.has_value());
ut::expect(response.error->code == glz::rpc::error_e::invalid_request);
}
};
"server batch with both invalid and valid"_test = [&server] {
server.on<"foo">([](const foo_params&) -> foo_result { return {}; });
server.on<"bar">([](const bar_params&) -> bar_result { return {}; });
std::string response = server.call(R"(
[
{"jsonrpc":"2.0","method":"foo","params":{"foo_a":1337,"foo_b":"hello world"},"id":"42"},
{"jsonrpc":"2.0","method":"bar","params":{"bar_a":1337,"bar_b":"hello world"},"id":"bar-uuid"},
{"jsonrpc": "2.0", "method": "invalid_method_name", "params": [42,23], "id": "2"},
{"foo": "boo"},
{"jsonrpc":"2.0","method":"bar","params":{"bar_a":1337,"bar_b":"hello world"}},
{"jsonrpc":"2.0","method":"foo","params":{"foo_a":1337,"foo_b":"hello world"},"id":"4222222"},
{"jsonrpc":"2.0","invalid_method_key":"foo","params":{},"id":"4222222"}
]
)");
// Note one of the requests is a valid notification(no id) a response won't be generated for it
ut::expect(
response ==
R"([{"jsonrpc":"2.0","result":{"foo_c":false,"foo_d":""},"id":"42"},{"jsonrpc":"2.0","result":{"bar_c":false,"bar_d":""},"id":"bar-uuid"},{"jsonrpc":"2.0","error":{"code":-32601,"message":"Method not found","data":"Method: 'invalid_method_name' not found"},"id":"2"},{"jsonrpc":"2.0","error":{"code":-32600,"message":"Invalid request","data":"1:3: unknown_key\n {\"foo\": \"boo\"}\n ^"},"id":null},{"jsonrpc":"2.0","result":{"foo_c":false,"foo_d":""},"id":"4222222"},{"jsonrpc":"2.0","error":{"code":-32600,"message":"Invalid request","data":"1:19: unknown_key\n {\"jsonrpc\":\"2.0\",\"invalid_method_key\":\"foo\",\"params\":{},\"id\":\"42\n ^"},"id":"4222222"}])")
<< response;
};
"server weird id values"_test = [&server] {
server.on<"foo">([](const foo_params&) -> foo_result { return {}; });
auto response_vec = server.call<std::vector<rpc::response_t<glz::raw_json>>>(R"(
[
{"jsonrpc":"2.0","method":"foo","params":{"foo_a":1337,"foo_b":"hello world"},"id": ["value1", "value2", "value3"]},
{"jsonrpc":"2.0","method":"bar","params":{"bar_a":1337,"bar_b":"hello world"},"id": { "name": "jhon"}}
]
)");
ut::expect(response_vec.size() == 2);
for (auto& response : response_vec) {
ut::expect(response.error.has_value());
ut::expect(response.error->code == glz::rpc::error_e::invalid_request);
}
};
"server invalid jsonrpc value"_test = [&server] {
server.on<"foo">([](const foo_params&) -> foo_result { return {}; });
auto response_vec = server.call<std::vector<rpc::response_t<glz::raw_json>>>(R"(
[
{"jsonrpc":"1.9","method":"bar","params":{"bar_a":1337,"bar_b":"hello world"},"id": null},
{"jsonrpc":"1.9","method":"bar","params":{"bar_a":1337,"bar_b":"hello world"},"id": 10}
]
)");
ut::expect(response_vec.size() == 2);
for (auto& response : response_vec) {
ut::expect(response.error.has_value());
ut::expect(response.error->code == glz::rpc::error_e::invalid_request);
}
};
ut::test("server valid or error return") = [&server] {
server.on<"foo">([](const foo_params& params) -> glz::expected<foo_result, glz::rpc::error> {
if (params.foo_a == 10) // dummy invalid param case
{
return glz::unexpected(glz::rpc::error{glz::rpc::error_e::invalid_params, "my error"});
}
else {
return foo_result{.foo_c = true, .foo_d = "new world"};
}
});
const std::string request =
R"({"jsonrpc":"2.0","method":"foo","params":{"foo_a":1337,"foo_b":"hello world"},"id":"42"})";
std::string response = server.call(request);
ut::expect(response == R"({"jsonrpc":"2.0","result":{"foo_c":true,"foo_d":"new world"},"id":"42"})");
};
"client request map"_test = [&client] {
bool first_call{};
std::ignore = client.request<"foo">("first_call", foo_params{}, [&first_call](auto, auto) { first_call = true; });
bool second_call{};
std::ignore =
client.request<"foo">("second_call", foo_params{}, [&second_call](auto, auto) { second_call = true; });
bool third_call{};
std::ignore = client.request<"foo">("third_call", foo_params{}, [&third_call](auto, auto) { third_call = true; });
decltype(auto) map = client.get_request_map<"foo">();
map.at("first_call")({}, {});
ut::expect(first_call);
ut::expect(!second_call);
ut::expect(!third_call);
map.at("second_call")({}, {});
map.at("third_call")({}, {});
ut::expect(second_call);
ut::expect(third_call);
map.clear();
};
"client request timeout"_test = [&client] {
std::string id{"some id"};
std::ignore = client.request<"foo">(id, foo_params{}, [](auto, auto) {});
auto timeout = [&id, &client]() {
decltype(auto) map = client.get_request_map<"foo">();
ut::expect(map.contains(id));
map.erase(id);
};
timeout();
};
"client request id needs to be unique"_test = [&client] {
std::string id{"some id"};
bool first_called{};
auto [unused, inserted] =
client.request<"foo">(id, foo_params{}, [&first_called](auto, auto) { first_called = true; });
ut::expect(inserted);
auto [unused2, second_insert] = client.request<"foo">(id, foo_params{}, [](auto, auto) {});
ut::expect(!second_insert);
decltype(auto) map = client.get_request_map<"foo">();
map.at(id)({}, {});
ut::expect(first_called);
map.clear();
};
"client notification"_test = [&client] {
const auto notify_str{client.notify<"foo">(foo_params{})};
ut::expect(notify_str == R"({"jsonrpc":"2.0","method":"foo","params":{"foo_a":0,"foo_b":""},"id":null})");
};
"client call erases id from queue"_test = [&client, &server] {
std::uint8_t call_cnt{};
auto [request, inserted] =
client.request<"foo">("next gen id", foo_params{}, [&call_cnt](auto, auto) { call_cnt++; });
auto response = server.call(request);
client.call(response);
client.call(response);
ut::expect(call_cnt == 1);
};
// glaze currently does not support required members, so the user will get default constructed.
/*"server individual request parameters error"_test = [&server] {
auto response_vec = server.call<std::vector<rpc::response_t<glz::raw_json>>>(R"(
[
{"jsonrpc":"2.0","method":"bar","params":{"bar_b":"hello world"},"id": 25},
{"jsonrpc":"2.0","method":"bar","params":{"bar_a":1337},"id": 10}
]
)");
ut::expect(response_vec.size() == 2);
for (auto& response : response_vec) {
ut::expect(response.error.has_value());
if (response.error.has_value()) {
ut::expect(response.error->code == glz::rpc::error_e::invalid_params);
}
}
};*/
};
int main() { return 0; }
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