require 'spec_helper' require 'rubocop' require 'rubocop/rspec/support' require_relative '../../../../rubocop/cop/migration/hash_index' describe RuboCop::Cop::Migration::HashIndex do include CopHelper subject(:cop) { described_class.new } context 'in migration' do before do allow(cop).to receive(:in_migration?).and_return(true) end it 'registers an offense when creating a hash index' do inspect_source(cop, 'def change; add_index :table, :column, using: :hash; end') aggregate_failures do expect(cop.offenses.size).to eq(1) expect(cop.offenses.map(&:line)).to eq([1]) end end it 'registers an offense when creating a concurrent hash index' do inspect_source(cop, 'def change; add_concurrent_index :table, :column, using: :hash; end') aggregate_failures do expect(cop.offenses.size).to eq(1) expect(cop.offenses.map(&:line)).to eq([1]) end end it 'registers an offense when creating a hash index using t.index' do inspect_source(cop, 'def change; t.index :table, :column, using: :hash; end') aggregate_failures do expect(cop.offenses.size).to eq(1) expect(cop.offenses.map(&:line)).to eq([1]) end end end context 'outside of migration' do it 'registers no offense' do inspect_source(cop, 'def change; index :table, :column, using: :hash; end') expect(cop.offenses.size).to eq(0) end end end