string_from_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 StringFromJsonSuccessTestParam {
    std::string input = {};
    StringMessageData expected_message = {};
    ReadOptions options = {};
};
 
struct StringFromJsonFailureTestParam {
    std::string input = {};
    ReadErrorCode expected_errc = {};
    std::string expected_path = {};
    ReadOptions options = {};
};
 
void PrintTo(const StringFromJsonSuccessTestParam& param, std::ostream* os) {
    *os << fmt::format("{{ input = '{}' }}", param.input);
}
 
void PrintTo(const StringFromJsonFailureTestParam& param, std::ostream* os) {
    *os << fmt::format("{{ input = '{}' }}", param.input);
}
 
class StringFromJsonSuccessTest : public ::testing::TestWithParam<StringFromJsonSuccessTestParam> {};
class StringFromJsonFailureTest : public ::testing::TestWithParam<StringFromJsonFailureTestParam> {};
 
INSTANTIATE_TEST_SUITE_P(
    ,
    StringFromJsonSuccessTest,
    ::testing::Values(
        StringFromJsonSuccessTestParam{R"({})", StringMessageData{""}},
        StringFromJsonSuccessTestParam{R"({"field1":null})", StringMessageData{""}},
        StringFromJsonSuccessTestParam{R"({"field1":""})", StringMessageData{""}},
        StringFromJsonSuccessTestParam{R"({"field1":"hello world"})", StringMessageData{"hello world"}}
    )
);
 
INSTANTIATE_TEST_SUITE_P(
    ,
    StringFromJsonFailureTest,
    ::testing::Values(
        StringFromJsonFailureTestParam{R"({"field1":[]})", ReadErrorCode::kInvalidType, "field1"},
        StringFromJsonFailureTestParam{R"({"field1":{}})", ReadErrorCode::kInvalidType, "field1"},
        StringFromJsonFailureTestParam{R"({"field1":true})", ReadErrorCode::kInvalidType, "field1"},
        StringFromJsonFailureTestParam{R"({"field1":10})", ReadErrorCode::kInvalidType, "field1"}
    )
);
 
TEST_P(StringFromJsonSuccessTest, Test) {
    const auto& param = GetParam();
 
    proto_json::messages::StringMessage message, expected_message, sample_message;
    formats::json::Value input = PrepareJsonTestData(param.input);
    expected_message = PrepareTestData(param.expected_message);
 
    message.set_field1("dump");
 
    UASSERT_NO_THROW((message = JsonToMessage<proto_json::messages::StringMessage>(input, param.options)));
    UASSERT_NO_THROW(InitSampleMessage(param.input, param.options, sample_message));
 
    CheckMessageEqual(message, sample_message);
    CheckMessageEqual(message, expected_message);
}
 
TEST_P(StringFromJsonFailureTest, Test) {
    const auto& param = GetParam();
 
    proto_json::messages::StringMessage sample_message;
    formats::json::Value input = PrepareJsonTestData(param.input);
 
    EXPECT_READ_ERROR(
        (void)JsonToMessage<proto_json::messages::StringMessage>(input, param.options),
        param.expected_errc,
        param.expected_path
    );
    UEXPECT_THROW(InitSampleMessage(param.input, param.options, sample_message), SampleError);
}
 
}  // namespace protobuf::json::tests
 
USERVER_NAMESPACE_END