oneof_to_json_test.cpp

#include <gtest/gtest.h>
 
#include <ostream>
#include <string>
 
#include <fmt/format.h>
 
#include <userver/protobuf/json/convert.hpp>
#include <userver/utest/assert_macros.hpp>
 
#include "utils.hpp"
 
USERVER_NAMESPACE_BEGIN
 
namespace protobuf::json::tests {
 
struct OneofToJsonSuccessTestParam {
    OneofMessageData input = {};
    std::string expected_json = {};
    PrintOptions options = {};
};
 
void PrintTo(const OneofToJsonSuccessTestParam& param, std::ostream* os) {
    *os << fmt::format(
        "{{ input = {{.field1={}, .field2={}}} }}",
        (param.input.field1 ? std::to_string(param.input.field1.value()) : "nullopt"),
        param.input.field2.value_or("nullopt")
    );
}
 
class OneofToJsonSuccessTest : public ::testing::TestWithParam<OneofToJsonSuccessTestParam> {};
 
INSTANTIATE_TEST_SUITE_P(
    ,
    OneofToJsonSuccessTest,
    ::testing::Values(
        OneofToJsonSuccessTestParam{OneofMessageData{}, R"({})"},
        OneofToJsonSuccessTestParam{OneofMessageData{.field1 = 10}, R"({"field1":10})"},
        OneofToJsonSuccessTestParam{OneofMessageData{.field2 = "hello"}, R"({"field2":"hello"})"}
    )
);
 
TEST_P(OneofToJsonSuccessTest, Test) {
    const auto& param = GetParam();
 
    auto input = PrepareTestData(param.input);
    formats::json::Value json;
    formats::json::Value expected_json;
    formats::json::Value sample_json;
 
    UASSERT_NO_THROW((json = MessageToJson(input, param.options)));
    UASSERT_NO_THROW((expected_json = PrepareJsonTestData(param.expected_json)));
    UASSERT_NO_THROW((sample_json = CreateSampleJson(input, param.options)));
 
    EXPECT_EQ(json, expected_json);
    EXPECT_EQ(expected_json, sample_json);
}
 
}  // namespace protobuf::json::tests
 
USERVER_NAMESPACE_END