// 灵台引擎核心测试（doctest，ADR-025）。
#define DOCTEST_CONFIG_IMPLEMENT_WITH_MAIN
#include <doctest/doctest.h>

#include "hunjing/lingtai.h"

TEST_CASE("ABI 版本协商") {
  CHECK(hj_abi_version() == HJ_ABI_VERSION);
}

TEST_CASE("引擎创建与释放") {
  HjEngine *engine = nullptr;
  REQUIRE(hj_engine_new(HJ_ABI_VERSION, &engine) == HJ_OK);
  REQUIRE(engine != nullptr);
  CHECK(hj_engine_free(engine) == HJ_OK);
}

TEST_CASE("major 不匹配时拒绝初始化且不产生句柄") {
  HjEngine *engine = reinterpret_cast<HjEngine *>(0x1);
  CHECK(hj_engine_new(HJ_ABI_VERSION + 100, &engine) == HJ_ERR_UNSUPPORTED_ABI);
  CHECK(engine == nullptr);
  CHECK(std::string(hj_last_error()).find("ABI") != std::string::npos);
}

TEST_CASE("非法参数与二次释放不崩溃") {
  CHECK(hj_engine_new(HJ_ABI_VERSION, nullptr) == HJ_ERR_INVALID_ARGUMENT);
  CHECK(hj_last_error()[0] != '\0');

  HjEngine *engine = nullptr;
  REQUIRE(hj_engine_new(HJ_ABI_VERSION, &engine) == HJ_OK);
  REQUIRE(hj_engine_free(engine) == HJ_OK);
  CHECK(hj_engine_free(engine) == HJ_ERR_HANDLE_INVALID);
}

TEST_CASE("缓冲防御行为") {
  CHECK(hj_buffer_free(nullptr) == HJ_ERR_INVALID_ARGUMENT);
  CHECK(hj_buffer_data(nullptr) == nullptr);
  CHECK(hj_buffer_len(nullptr) == 0);
}