Spec HashObject (#3544)

spec/lib/hash_object_spec.rb

@@ -0,0 +1,9 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe HashObject do
+  it 'has methods corresponding to hash properties' do
+    expect(HashObject.new(key: 'value').key).to eq 'value'
+  end
+end