1 files changed, 8 insertions, 14 deletions
diff --git a/spec/rubocop/cop/migration/remove_concurrent_index_spec.rb b/spec/rubocop/cop/migration/remove_concurrent_index_spec.rb
index 8da368d588c..8e29e51992c 100644
--- a/spec/rubocop/cop/migration/remove_concurrent_index_spec.rb
+++ b/spec/rubocop/cop/migration/remove_concurrent_index_spec.rb
@@ -5,8 +5,6 @@ require 'rubocop'
 require_relative '../../../../rubocop/cop/migration/remove_concurrent_index'
 
 RSpec.describe RuboCop::Cop::Migration::RemoveConcurrentIndex do
-  include CopHelper
-
   subject(:cop) { described_class.new }
 
   context 'in migration' do
@@ -15,26 +13,22 @@ RSpec.describe RuboCop::Cop::Migration::RemoveConcurrentIndex do
     end
 
     it 'registers an offense when remove_concurrent_index is used inside a change method' do
-      inspect_source('def change; remove_concurrent_index :table, :column; end')
-
-      aggregate_failures do
-        expect(cop.offenses.size).to eq(1)
-        expect(cop.offenses.map(&:line)).to eq([1])
-      end
+      expect_offense(<<~RUBY)
+        def change
+            ^^^^^^ `remove_concurrent_index` is not reversible [...]
+          remove_concurrent_index :table, :column
+        end
+      RUBY
     end
 
     it 'registers no offense when remove_concurrent_index is used inside an up method' do
-      inspect_source('def up; remove_concurrent_index :table, :column; end')
-
-      expect(cop.offenses.size).to eq(0)
+      expect_no_offenses('def up; remove_concurrent_index :table, :column; end')
     end
   end
 
   context 'outside of migration' do
     it 'registers no offense' do
-      inspect_source('def change; remove_concurrent_index :table, :column; end')
-
-      expect(cop.offenses.size).to eq(0)
+      expect_no_offenses('def change; remove_concurrent_index :table, :column; end')
     end
   end
 end