Merge pull request #624 from takumin/feat-system-user-group

feat: implemented `is_system_group?` and `is_system_user?`

Author: mizzy

lib/serverspec/type/group.rb

@@ -11,5 +11,9 @@ def gid
     def has_gid?(gid)
       @runner.check_group_has_gid(@name, gid)
     end
+
+    def is_system_group?
+      @runner.check_group_is_system_group(@name)
+    end
   end
 end

lib/serverspec/type/user.rb

@@ -43,5 +43,9 @@ def maximum_days_between_password_change
     def encrypted_password
       @runner.get_user_encrypted_password(@name).stdout.strip
     end 
+
+    def is_system_user?
+      @runner.check_user_is_system_user(@name)
+    end
   end
 end

spec/type/base/group_spec.rb

@@ -14,3 +14,7 @@
   its(:gid) { should == 0 }
   its(:gid) { should < 10 }
 end
+
+describe group('root') do
+  it { should be_is_system_group }
+end

spec/type/base/user_spec.rb

@@ -47,3 +47,7 @@
 describe user('root') do
   its(:maximum_days_between_password_change) { should == 0 }
 end
+
+describe user('root') do
+  it { should be_is_system_user }
+end