Fix: スタンプのテスト

app/models/emoji_reaction.rb

@@ -43,6 +43,14 @@ class EmojiReaction < ApplicationRecord
     custom_emoji? && !custom_emoji.local?
   end
 
+  def sign?
+    true
+  end
+
+  def object_type
+    :emoji_reaction
+  end
+
   private
 
   def refresh_cache

spec/fabricators/emoji_reaction_fabricator.rb

@@ -0,0 +1,7 @@
+# frozen_string_literal: true
+
+Fabricator(:emoji_reaction) do
+  account { Fabricate.build(:account) }
+  status { Fabricate.build(:status) }
+  name '😀'
+end

spec/services/emoji_react_service_spec.rb

@@ -99,7 +99,7 @@ RSpec.describe EmojiReactService, type: :service do
 
   context 'with custom emoji of remote' do
     let(:name) { 'ohagi@foo.bar' }
-    let!(:custom_emoji) { Fabricate(:custom_emoji, shortcode: 'ohagi', domain: 'foo.bar') }
+    let!(:custom_emoji) { Fabricate(:custom_emoji, shortcode: 'ohagi', domain: 'foo.bar', uri: 'https://foo.bar/emoji/ohagi') }
 
     before { Fabricate(:emoji_reaction, status: status, name: 'ohagi', custom_emoji: custom_emoji) }
 
@@ -113,7 +113,7 @@ RSpec.describe EmojiReactService, type: :service do
   context 'with custom emoji of remote without existing one' do
     let(:name) { 'ohagi@foo.bar' }
 
-    before { Fabricate(:custom_emoji, shortcode: 'ohagi', domain: 'foo.bar') }
+    before { Fabricate(:custom_emoji, shortcode: 'ohagi', domain: 'foo.bar', uri: 'https://foo.bar/emoji/ohagi') }
 
     it 'react with emoji' do
       expect(subject.count).to eq 0
@@ -122,7 +122,7 @@ RSpec.describe EmojiReactService, type: :service do
 
   context 'with custom emoji of remote but local has same name emoji' do
     let(:name) { 'ohagi@foo.bar' }
-    let!(:custom_emoji) { Fabricate(:custom_emoji, shortcode: 'ohagi', domain: 'foo.bar') }
+    let!(:custom_emoji) { Fabricate(:custom_emoji, shortcode: 'ohagi', domain: 'foo.bar', uri: 'https://foo.bar/emoji/ohagi') }
 
     before do
       Fabricate(:custom_emoji, shortcode: 'ohagi', domain: nil)