local kinds = require 'std.dbg.kinds'

describe('std.dbg.kinds', function()
  describe('DBG_KINDS table', function()
    it('should have DEBUG kind', function()
      assert.is_table(kinds.DEBUG)
      assert.is_string(kinds.DEBUG.icon)
      assert.is_string(kinds.DEBUG.hl_group)
    end)

    it('should have TRACE kind', function()
      assert.is_table(kinds.TRACE)
      assert.is_string(kinds.TRACE.icon)
      assert.is_string(kinds.TRACE.hl_group)
    end)

    it('should have ERROR kind', function()
      assert.is_table(kinds.ERROR)
      assert.is_string(kinds.ERROR.icon)
      assert.is_string(kinds.ERROR.hl_group)
    end)

    it('should use Diagnostic highlight groups', function()
      assert.is_true(kinds.DEBUG.hl_group == 'DiagnosticInfo')
      assert.is_true(kinds.TRACE.hl_group == 'DiagnosticHint')
      assert.is_true(kinds.ERROR.hl_group == 'DiagnosticError')
    end)

    it('should have non-empty icons', function()
      assert.is_true(#kinds.DEBUG.icon > 0)
      assert.is_true(#kinds.TRACE.icon > 0)
      assert.is_true(#kinds.ERROR.icon > 0)
    end)
  end)

  describe('get()', function()
    it('should return DEBUG kind details', function()
      local result = kinds.get('DEBUG')
      assert.equal(kinds.DEBUG, result)
    end)

    it('should return TRACE kind details', function()
      local result = kinds.get('TRACE')
      assert.equal(kinds.TRACE, result)
    end)

    it('should return ERROR kind details', function()
      local result = kinds.get('ERROR')
      assert.equal(kinds.ERROR, result)
    end)

    it('should error on unknown kind', function()
      local ok, err = pcall(function()
        kinds.get('UNKNOWN')
      end)
      assert.is_false(ok)
      assert.is_string(err)
    end)
  end)

  describe('list()', function()
    it('should return all kind names', function()
      local result = kinds.list()
      assert.is_table(result)
      assert.equal(3, #result)
      assert.is_true(vim.tbl_contains(result, 'DEBUG'))
      assert.is_true(vim.tbl_contains(result, 'TRACE'))
      assert.is_true(vim.tbl_contains(result, 'ERROR'))
    end)
  end)

  describe('format()', function()
    it('should format DEBUG kind with icon and name', function()
      local result = kinds.format('DEBUG')
      assert.is_string(result)
      assert.is_not_nil(result:find('DEBUG'))
    end)

    it('should format TRACE kind with icon and name', function()
      local result = kinds.format('TRACE')
      assert.is_string(result)
      assert.is_not_nil(result:find('TRACE'))
    end)

    it('should format ERROR kind with icon and name', function()
      local result = kinds.format('ERROR')
      assert.is_string(result)
      assert.is_not_nil(result:find('ERROR'))
    end)

    it('should include icon in formatted output', function()
      local result = kinds.format('DEBUG')
      assert.is_not_nil(result:find(kinds.DEBUG.icon))
    end)

    it('should error on unknown kind', function()
      local ok, err = pcall(function()
        kinds.format('INVALID')
      end)
      assert.is_false(ok)
      assert.is_string(err)
    end)
  end)
end)