Add latest changes from gitlab-org/gitlab@master

1 files changed, 66 insertions, 18 deletions

diff --git a/spec/rubocop/cop/migration/add_reference_spec.rb b/spec/rubocop/cop/migration/add_reference_spec.rb
index c348fc0efac..0b56fe8ed83 100644
--- a/spec/rubocop/cop/migration/add_reference_spec.rb
+++ b/spec/rubocop/cop/migration/add_reference_spec.rb
@@ -25,38 +25,86 @@ describe RuboCop::Cop::Migration::AddReference do
       allow(cop).to receive(:in_migration?).and_return(true)
     end
 
-    it 'registers an offense when using add_reference without index' do
-      expect_offense(<<~RUBY)
-        call do
-          add_reference(:projects, :users)
-          ^^^^^^^^^^^^^ `add_reference` requires `index: true` or `index: { options... }`
+    let(:offense) { '`add_reference` requires downtime for existing tables, use `add_concurrent_foreign_key` instead. When used for new tables, `index: true` or `index: { options... } is required.`' }
+
+    context 'when the table existed before' do
+      it 'registers an offense when using add_reference' do
+        expect_offense(<<~RUBY)
+          def up
+            add_reference(:projects, :users)
+            ^^^^^^^^^^^^^ #{offense}
+          end
+        RUBY
+      end
+
+      it 'registers an offense when using add_reference with index enabled' do
+        expect_offense(<<~RUBY)
+        def up
+          add_reference(:projects, :users, index: true)
+          ^^^^^^^^^^^^^ #{offense}
         end
-      RUBY
+        RUBY
+      end
+
+      it 'registers an offense if only a different table was created' do
+        expect_offense(<<~RUBY)
+        def up
+          create_table(:foo) do |t|
+            t.string :name
+          end
+          add_reference(:projects, :users, index: true)
+          ^^^^^^^^^^^^^ #{offense}
+        end
+        RUBY
+      end
     end
 
-    it 'registers an offense when using add_reference index disabled' do
-      expect_offense(<<~RUBY)
+    context 'when creating the table at the same time' do
+      let(:create_table_statement) do
+        <<~RUBY
+          create_table(:projects) do |t|
+            t.string :name
+          end
+        RUBY
+      end
+
+      it 'registers an offense when using add_reference without index' do
+        expect_offense(<<~RUBY)
         def up
+          #{create_table_statement}
+          add_reference(:projects, :users)
+          ^^^^^^^^^^^^^ #{offense}
+        end
+        RUBY
+      end
+
+      it 'registers an offense when using add_reference index disabled' do
+        expect_offense(<<~RUBY)
+        def up
+          #{create_table_statement}
           add_reference(:projects, :users, index: false)
-          ^^^^^^^^^^^^^ `add_reference` requires `index: true` or `index: { options... }`
+          ^^^^^^^^^^^^^ #{offense}
         end
-      RUBY
-    end
+        RUBY
+      end
 
-    it 'does not register an offense when using add_reference with index enabled' do
-      expect_no_offenses(<<~RUBY)
+      it 'does not register an offense when using add_reference with index enabled' do
+        expect_no_offenses(<<~RUBY)
         def up
+          #{create_table_statement}
           add_reference(:projects, :users, index: true)
         end
-      RUBY
-    end
+        RUBY
+      end
 
-    it 'does not register an offense when the index is unique' do
-      expect_no_offenses(<<~RUBY)
+      it 'does not register an offense when the index is unique' do
+        expect_no_offenses(<<~RUBY)
         def up
+          #{create_table_statement}
           add_reference(:projects, :users, index: { unique: true } )
         end
-      RUBY
+        RUBY
+      end
     end
   end
 end