Simplify spec for only supported versions of activerecord

Author: joe-sharp

spec/migration_lock_timeout/migration_spec.rb

@@ -5,21 +5,10 @@
 require 'strong_migrations' if Gem.loaded_specs.has_key? 'strong_migrations'
 require_relative '../../lib/migration-lock-timeout'
 
-ACTIVE_RECORD_MIGRATION_CLASS = if ActiveRecord.gem_version < '5.0'
-                                  ActiveRecord::Migration
-                                else
-                                  ActiveRecord::Migration[ActiveRecord::VERSION::STRING.to_f]
-                                end
+ACTIVE_RECORD_MIGRATION_CLASS = ActiveRecord::Migration[ActiveRecord::VERSION::STRING.to_f]
 
 def expect_create_table
-  if ActiveRecord.gem_version < '6.0'
-    expect(ActiveRecord::Base.connection).to receive(:execute).
-      with(/CREATE TABLE/).
-      and_call_original
-  elsif ActiveRecord.gem_version < '6.1.0'
-    expect(ActiveRecord::Base.connection).to receive(:execute).
-      with(/BEGIN/).
-      and_call_original
+  if ActiveRecord.gem_version >= '7.1'
     expect(ActiveRecord::Base.connection).to receive(:execute).
       with(/CREATE TABLE/).
       and_call_original