#include "kapi/cpu.hpp"
#include "kapi/system.hpp"

#include "kernel/tests/cpu.hpp"
#include "kernel/tests/log_buffer.hpp"

#include <kstd/print>

#include <catch2/catch_test_macros.hpp>

SCENARIO("Kernel test support infrastructure", "[support]")
{
  GIVEN("the test support infrastructure is initialized")
  {
    WHEN("a CPU halt is requested")
    {
      THEN("the correct exception is thrown")
      {
        REQUIRE_THROWS_AS(kapi::cpu::halt(), kernel::tests::cpu::halt);
      }
    }

    WHEN("a the system panics")
    {
      kernel::tests::log_buffer::clear();

      THEN("the correct exception is thrown")
      {
        REQUIRE_THROWS_AS(kapi::system::panic("[kernel:tests] Test Panic"), kernel::tests::cpu::halt);
      }

      THEN("the message is appended to the log buffer")
      {
        CHECK_THROWS(kapi::system::panic("[kernel:tests] Test Panic"));
        REQUIRE(kernel::tests::log_buffer::flat_messages().contains("[kernel:tests] Test Panic"));
      }
    }

    WHEN("a regular print is issued")
    {
      kernel::tests::log_buffer::clear();

      kstd::println("[kernel:tests] Test Print");

      THEN("the message is appended to the log buffer")
      {
        REQUIRE(kernel::tests::log_buffer::flat_messages().contains("[kernel:tests] Test Print"));
      }
    }
  }
}