Add a test expecting *_id columns to be bigint type

spec/automated_review/id_columns_are_bigint_spec.rb

@@ -0,0 +1,29 @@
+require 'set'
+describe "*_id columns" do
+  EXCEPTIONS_LIST = Set.new(
+    [
+      "authentications.ldap_id",
+      "authentications.rhsm_pool_id",
+      "cloud_networks.provider_segmentation_id",
+      "container_volumes.common_volume_id",
+      "miq_queue.task_id",
+      "network_ports.binding_host_id",
+      "scan_histories.task_id",
+      "sessions.session_id"
+    ]
+  ).freeze
+
+  it "should be type bigint" do
+    ActiveRecord::Base.connection.tables.each do |table|
+      next if ManageIQ::Schema::SYSTEM_TABLES.include?(table)
+      DatabaseHelper.columns_for_table(table).each do |column|
+        next unless column.name.end_with?("_id")
+        if "#{table}.#{column.name}".in?(EXCEPTIONS_LIST)
+          expect(column.sql_type).not_to eq("bigint"), "Thanks for fixing technical debt!!! Please remove '#{table}.#{column.name}' from EXCEPTIONS_LIST in #{__FILE__}"
+        else
+          expect(column.sql_type).to eq("bigint"), "Expected foreign key column #{table}.#{column.name} to be type 'bigint', got: '#{column.sql_type}'"
+        end
+      end
+    end
+  end
+end