rails setup

test/services/app_config_test.rb

@@ -0,0 +1,17 @@
+require 'test_helper'
+
+class AppConfigTest < ActiveSupport::TestCase
+  test "verify sample file exists" do
+    assert File.exist? "#{Rails.root}/config/application.yml.sample"
+  end
+
+  test "verify config file exists" do
+    assert File.exist? "#{Rails.root}/config/application.yml"
+  end
+
+  test 'config can load and return proper values' do
+    config = AppConfig.new
+
+    assert_equal 'localhost', config.mysql_host
+  end
+end