1 files changed, 29 insertions, 7 deletions
diff --git a/spec/rubocop/cop/migration/add_limit_to_text_columns_spec.rb b/spec/rubocop/cop/migration/add_limit_to_text_columns_spec.rb
index 899872859a9..f6bed0d74fb 100644
--- a/spec/rubocop/cop/migration/add_limit_to_text_columns_spec.rb
+++ b/spec/rubocop/cop/migration/add_limit_to_text_columns_spec.rb
@@ -11,6 +11,7 @@ RSpec.describe RuboCop::Cop::Migration::AddLimitToTextColumns do
 
     before do
       allow(cop).to receive(:in_migration?).and_return(true)
+      allow(cop).to receive(:version).and_return(described_class::TEXT_LIMIT_ATTRIBUTE_ALLOWED_SINCE + 5)
     end
 
     context 'when text columns are defined without a limit' do
@@ -26,7 +27,7 @@ RSpec.describe RuboCop::Cop::Migration::AddLimitToTextColumns do
                   ^^^^ #{msg}
               end
 
-              create_table_with_constraints :test_text_limits_create do |t|
+              create_table :test_text_limits_create do |t|
                 t.integer :test_id, null: false
                 t.text :title
                 t.text :description
@@ -61,13 +62,10 @@ RSpec.describe RuboCop::Cop::Migration::AddLimitToTextColumns do
                 t.text :name
               end
 
-              create_table_with_constraints :test_text_limits_create do |t|
+              create_table :test_text_limits_create do |t|
                 t.integer :test_id, null: false
-                t.text :title
-                t.text :description
-
-                t.text_limit :title, 100
-                t.text_limit :description, 255
+                t.text :title, limit: 100
+                t.text :description, limit: 255
               end
 
               add_column :test_text_limits, :email, :text
@@ -82,6 +80,30 @@ RSpec.describe RuboCop::Cop::Migration::AddLimitToTextColumns do
           end
         RUBY
       end
+
+      context 'for migrations before 2021_09_10_00_00_00' do
+        it 'when limit: attribute is used (which is not supported yet for this version): registers an offense' do
+          allow(cop).to receive(:version).and_return(described_class::TEXT_LIMIT_ATTRIBUTE_ALLOWED_SINCE - 5)
+
+          expect_offense(<<~RUBY)
+            class TestTextLimits < ActiveRecord::Migration[6.0]
+              def up
+                create_table :test_text_limit_attribute do |t|
+                  t.integer :test_id, null: false
+                  t.text :name, limit: 100
+                    ^^^^ Text columns should always have a limit set (255 is suggested). Using limit: is not supported in this version. You can add a limit to a `text` column by using `add_text_limit` or `.text_limit` inside `create_table`
+                end
+
+                create_table_with_constraints :test_text_limit_attribute do |t|
+                  t.integer :test_id, null: false
+                  t.text :name, limit: 100
+                    ^^^^ Text columns should always have a limit set (255 is suggested). Using limit: is not supported in this version. You can add a limit to a `text` column by using `add_text_limit` or `.text_limit` inside `create_table`
+                end
+              end
+            end
+          RUBY
+        end
+      end
     end
 
     context 'when text array columns are defined without a limit' do