#include "kernel/test_support/devices/block_device.hpp"

#include "kernel/test_support/cpu.hpp"

#include <kstd/memory>
#include <kstd/print>
#include <kstd/string>
#include <kstd/vector>

#include <catch2/catch_test_macros.hpp>

#include <cstddef>

SCENARIO("Block device construction", "[devices][block_device]")
{
  GIVEN("parameters for a block device")
  {
    size_t major = 1;
    size_t minor = 0;
    kstd::string name = "test_block_device";
    size_t block_size = 512;

    WHEN("constructing a block device")
    {
      auto device =
          kstd::make_shared<kernel::tests::devices::block_device>(major, minor, name, block_size, 3 * block_size);

      THEN("the block device has the correct properties")
      {
        REQUIRE(device->major() == major);
        REQUIRE(device->minor() == minor);
        REQUIRE(device->name() == name);
        REQUIRE(device->block_size() == block_size);
        REQUIRE(device->capacity() == 3 * 512);
      }
    }

    WHEN("constructing a block device with zero block size")
    {
      THEN("the constructor panics")
      {
        REQUIRE_THROWS_AS((kernel::tests::devices::block_device(major, minor, name, 0)), kernel::tests::cpu::halt);
      }
    }
  }
}