Refactor: InstanceInfoと絵文字リアクション利用可能判定テスト (#534)

* Refactor: `InstanceInfo`と絵文字リアクション利用可能判定テスト

* Fix: 新規登録のテストが特定時刻で落ちる問題

app/models/instance_info.rb

@@ -30,24 +30,31 @@ class InstanceInfo < ApplicationRecord
     sharkey
   ).freeze
 
-  def self.emoji_reaction_available?(domain)
+  class << self
+    def emoji_reaction_available?(domain)
       return Setting.enable_emoji_reaction if domain.nil?
 
-    Rails.cache.fetch("emoji_reaction_available_domain:#{domain}") { fetch_emoji_reaction_available(domain) }
+      Rails.cache.fetch("emoji_reaction_available_domain:#{domain}") { load_emoji_reaction_available(domain) }
     end
 
-  def self.fetch_emoji_reaction_available(domain)
+    private
+
+    def load_emoji_reaction_available(domain)
       info = InstanceInfo.find_by(domain: domain)
       return false if info.nil?
-
       return true if EMOJI_REACTION_AVAILABLE_SOFTWARES.include?(info['software'])
-    return false if info.data['metadata'].nil? || !info.data['metadata'].is_a?(Hash)
+
+      return false unless info.data.is_a?(Hash)
+      return false unless info.data['metadata'].is_a?(Hash)
 
       features = info.data.dig('metadata', 'features')
-    return false if features.nil? || !features.is_a?(Array)
+      return false unless features.is_a?(Array)
 
       features.include?('emoji_reaction')
     end
+  end
+
+  private
 
   def reset_cache
     Rails.cache.delete("emoji_reaction_available_domain:#{domain}")

spec/controllers/auth/registrations_controller_spec.rb

@@ -407,7 +407,10 @@ RSpec.describe Auth::RegistrationsController do
             Setting.registrations_secondary_end_hour = secondary_end_hour
             request.headers['Accept-Language'] = accept_language
 
-            travel_to Time.now.utc.beginning_of_day + 10.hours
+            current = Time.now.utc
+            today = current.beginning_of_day
+            today += 1.day if current.hour > 10
+            travel_to today + 10.hours
           end
 
           if result

spec/models/instance_info_spec.rb

@@ -1,3 +1,44 @@
 # frozen_string_literal: true
 
 require 'rails_helper'
+
+RSpec.describe InstanceInfo do
+  describe '.emoji_reaction_availables_map' do
+    subject { described_class.emoji_reaction_available?('example.com') }
+
+    it 'availables if features contains emoji_reaction' do
+      Fabricate(:instance_info, domain: 'example.com', software: 'mastodon', data: { metadata: { features: ['emoji_reaction'] } })
+      expect(subject).to be true
+    end
+
+    it 'unavailables if features does not contain emoji_reaction' do
+      Fabricate(:instance_info, domain: 'example.com', software: 'mastodon', data: { metadata: { features: ['ohagi'] } })
+      expect(subject).to be false
+    end
+
+    it 'unavailables if features is not valid' do
+      Fabricate(:instance_info, domain: 'example.com', software: 'mastodon', data: { metadata: { features: 'good_for_ohagi' } })
+      expect(subject).to be false
+    end
+
+    it 'unavailables if features is nil' do
+      Fabricate(:instance_info, domain: 'example.com', software: 'mastodon', data: { metadata: { features: nil } })
+      expect(subject).to be false
+    end
+
+    it 'unavailables if mastodon server' do
+      Fabricate(:instance_info, domain: 'example.com', software: 'mastodon')
+      expect(subject).to be false
+    end
+
+    it 'availables if misskey server' do
+      Fabricate(:instance_info, domain: 'example.com', software: 'misskey')
+      expect(subject).to be true
+    end
+
+    it 'unavailables if old mastodon server' do
+      Fabricate(:instance_info, domain: 'example.com', software: 'mastodon', data: { metadata: [] })
+      expect(subject).to be false
+    end
+  end
+end

spec/models/status_spec.rb

@@ -463,34 +463,18 @@ RSpec.describe Status do
   describe '.emoji_reaction_availables_map' do
     subject { described_class.emoji_reaction_availables_map(domains) }
 
-    let(:domains) { %w(features_available.com features_unavailable.com features_invalid.com features_nil.com no_info.com mastodon.com misskey.com old_mastodon.com) }
+    let(:domains) { %w(features_available.com mastodon.com misskey.com) }
 
     before do
       Fabricate(:instance_info, domain: 'features_available.com', software: 'mastodon', data: { metadata: { features: ['emoji_reaction'] } })
-      Fabricate(:instance_info, domain: 'features_unavailable.com', software: 'mastodon', data: { metadata: { features: ['ohagi'] } })
-      Fabricate(:instance_info, domain: 'features_invalid.com', software: 'mastodon', data: { metadata: { features: 'good_for_ohagi' } })
-      Fabricate(:instance_info, domain: 'features_nil.com', software: 'mastodon', data: { metadata: { features: nil } })
       Fabricate(:instance_info, domain: 'mastodon.com', software: 'mastodon')
       Fabricate(:instance_info, domain: 'misskey.com', software: 'misskey')
-      Fabricate(:instance_info, domain: 'old_mastodon.com', software: 'mastodon', data: { metadata: [] })
     end
 
     it 'availables if features contains emoji_reaction' do
       expect(subject['features_available.com']).to be true
     end
 
-    it 'unavailables if features does not contain emoji_reaction' do
-      expect(subject['features_unavailable.com']).to be false
-    end
-
-    it 'unavailables if features is not valid' do
-      expect(subject['features_invalid.com']).to be false
-    end
-
-    it 'unavailables if features is nil' do
-      expect(subject['features_nil.com']).to be false
-    end
-
     it 'unavailables if mastodon server' do
       expect(subject['mastodon.com']).to be false
     end
@@ -498,10 +482,6 @@ RSpec.describe Status do
     it 'availables if misskey server' do
       expect(subject['misskey.com']).to be true
     end
-
-    it 'unavailables if old mastodon server' do
-      expect(subject['old_mastodon.com']).to be false
-    end
   end
 
   describe '.tagged_with' do