dev(test): use climate control without helper indirection

Author: gildesmarais

spec/html2rss/web/app_spec.rb

@@ -1,6 +1,7 @@
 # frozen_string_literal: true
 
 require 'spec_helper'
+require 'climate_control'
 
 require_relative '../../../app'
 
@@ -39,14 +40,18 @@ def app = described_class
   describe '.development?' do
     subject { described_class.development? }
 
+    around do |example|
+      ClimateControl.modify(RACK_ENV: env) { example.run }
+    end
+
     context 'when RACK_ENV is development' do
-      before { ENV['RACK_ENV'] = 'development' }
+      let(:env) { 'development' }
 
       it { is_expected.to be true }
     end
 
     context 'when RACK_ENV is not development' do
-      before { ENV['RACK_ENV'] = 'test' }
+      let(:env) { 'test' }
 
       it { is_expected.to be false }
     end

spec/html2rss/web/helpers/auto_source_spec.rb

@@ -1,9 +1,11 @@
 # frozen_string_literal: true
 
 require 'spec_helper'
-require 'rss'
-require 'roda'
 require 'base64'
+require 'climate_control'
+require 'roda'
+require 'rss'
+
 require_relative '../../../../helpers/auto_source'
 
 describe Html2rss::Web::AutoSource do # rubocop:disable RSpec/SpecFilePathFormat

spec/spec_helper.rb

@@ -11,8 +11,6 @@
   end
 end
 
-require_relative 'support/climate_control'
-
 require 'rack/test'
 require 'vcr'
 
@@ -118,6 +116,4 @@
   #   # test failures related to randomization by passing the same `--seed` value
   #   # as the one that triggered the failure.
   #   Kernel.srand config.seed
-
-  config.include(EnvHelper)
 end