[ISSUE-39] - Cover Recommendation 1.12 (#49)

* Adding resource aws_iam_root_user

Signed-off-by: Miles Tjandrawidjaja <miles@tjandrawidjaja.com>

* Adding to_s method to class aws_iam_root_user

Signed-off-by: Miles Tjandrawidjaja <miles@tjandrawidjaja.com>

* Cleaner to_s result for aws_iam_root_user

Signed-off-by: Miles Tjandrawidjaja <miles@tjandrawidjaja.com>

libraries/aws_iam_root_user.rb

@@ -0,0 +1,28 @@
+# author: Miles Tjandrawidjaja
+class AwsIamRootUser < Inspec.resource(1)
+  name 'aws_iam_root_user'
+  desc 'Verifies settings for AWS root account'
+  example "
+    describe aws_iam_root_user do
+      its('access_key_count') { should eq 0 }
+    end
+  "
+
+  def initialize(conn = AWSConnection.new)
+    @client = conn.iam_client
+  end
+
+  def access_key_count
+    summary_account['AccountAccessKeysPresent']
+  end
+
+  def to_s
+    'AWS Root-User'
+  end
+
+  private
+
+  def summary_account
+    @summary_account ||= @client.get_account_summary.summary_map
+  end
+end

test/unit/resources/aws_iam_root_user_test.rb

@@ -0,0 +1,20 @@
+# author: Miles Tjandrawidjaja
+require 'helper'
+require 'aws_iam_root_user'
+
+class AwsIamRootUserTest < Minitest::Test
+  def setup
+    @mockConn = Minitest::Mock.new
+    @mockClient = Minitest::Mock.new
+
+    @mockConn.expect :iam_client, @mockClient
+  end
+
+  def test_access_key_count_returns_from_summary_account
+    expectedKeys = 2
+    summaryMap = OpenStruct.new(summary_map: {'AccountAccessKeysPresent' => expectedKeys})
+    @mockClient.expect :get_account_summary, summaryMap
+
+    assert_equal expectedKeys, AwsIamRootUser.new(@mockConn).access_key_count
+  end
+end