require 'spec_helper' require 'rubocop' require 'rubocop/rspec/support' require_relative '../../../../rubocop/cop/migration/datetime' describe RuboCop::Cop::Migration::Datetime do include CopHelper subject(:cop) { described_class.new } let(:migration_with_datetime) do %q( class Users < ActiveRecord::Migration DOWNTIME = false def change add_column(:users, :username, :text) add_column(:users, :last_sign_in, :datetime) end end ) end let(:migration_with_timestamp) do %q( class Users < ActiveRecord::Migration DOWNTIME = false def change add_column(:users, :username, :text) add_column(:users, :last_sign_in, :timestamp) end end ) end let(:migration_without_datetime) do %q( class Users < ActiveRecord::Migration DOWNTIME = false def change add_column(:users, :username, :text) end end ) end let(:migration_with_datetime_with_timezone) do %q( class Users < ActiveRecord::Migration DOWNTIME = false def change add_column(:users, :username, :text) add_column(:users, :last_sign_in, :datetime_with_timezone) end end ) end context 'in migration' do before do allow(cop).to receive(:in_migration?).and_return(true) end it 'registers an offense when the ":datetime" data type is used' do inspect_source(migration_with_datetime) aggregate_failures do expect(cop.offenses.size).to eq(1) expect(cop.offenses.map(&:line)).to eq([7]) expect(cop.offenses.first.message).to include('datetime') end end it 'registers an offense when the ":timestamp" data type is used' do inspect_source(migration_with_timestamp) aggregate_failures do expect(cop.offenses.size).to eq(1) expect(cop.offenses.map(&:line)).to eq([7]) expect(cop.offenses.first.message).to include('timestamp') end end it 'does not register an offense when the ":datetime" data type is not used' do inspect_source(migration_without_datetime) aggregate_failures do expect(cop.offenses.size).to eq(0) end end it 'does not register an offense when the ":datetime_with_timezone" data type is used' do inspect_source(migration_with_datetime_with_timezone) aggregate_failures do expect(cop.offenses.size).to eq(0) end end end context 'outside of migration' do it 'registers no offense' do inspect_source(migration_with_datetime) inspect_source(migration_with_timestamp) inspect_source(migration_without_datetime) inspect_source(migration_with_datetime_with_timezone) expect(cop.offenses.size).to eq(0) end end end