145 lines
4.5 KiB
Ruby
145 lines
4.5 KiB
Ruby
# frozen_string_literal: true
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require 'fast_spec_helper'
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require_relative '../../../../rubocop/cop/migration/prevent_strings'
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RSpec.describe RuboCop::Cop::Migration::PreventStrings do
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subject(:cop) { described_class.new }
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context 'when in migration' do
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before do
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allow(cop).to receive(:in_migration?).and_return(true)
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end
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context 'when the string data type is used' do
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it 'registers an offense' do
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expect_offense(<<~RUBY, msg: "Do not use the `string` data type, use `text` instead.[...]")
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class Users < ActiveRecord::Migration[6.0]
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def up
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create_table :users do |t|
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t.string :username, null: false
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^^^^^^ %{msg}
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t.timestamps_with_timezone null: true
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t.string :password
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^^^^^^ %{msg}
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end
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add_column(:users, :bio, :string)
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^^^^^^^^^^ %{msg}
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add_column_with_default(:users, :url, :string, default: '/-/user', allow_null: false, limit: 255)
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^^^^^^^^^^^^^^^^^^^^^^^ %{msg}
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change_column_type_concurrently :users, :commit_id, :string
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^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ %{msg}
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end
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end
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RUBY
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end
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end
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context 'when the string data type is not used' do
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it 'registers no offense' do
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expect_no_offenses(<<~RUBY)
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class Users < ActiveRecord::Migration[6.0]
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def up
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create_table :users do |t|
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t.integer :not_a_string, null: false
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t.timestamps_with_timezone null: true
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end
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add_column(:users, :not_a_string, :integer)
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end
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end
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RUBY
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end
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end
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context 'when the text data type is used' do
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it 'registers no offense' do
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expect_no_offenses(<<~RUBY)
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class Users < ActiveRecord::Migration[6.0]
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def up
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create_table :users do |t|
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t.text :username, null: false
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t.timestamps_with_timezone null: true
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t.text :password
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end
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add_column(:users, :bio, :text)
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add_column_with_default(:users, :url, :text, default: '/-/user', allow_null: false, limit: 255)
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change_column_type_concurrently :users, :commit_id, :text
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end
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end
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RUBY
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end
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end
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context 'when the string data type is used for arrays' do
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it 'registers no offense' do
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expect_no_offenses(<<~RUBY)
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class TestStringArrays < ActiveRecord::Migration[6.0]
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def up
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create_table :test_string_arrays, id: false do |t|
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t.integer :test_id, null: false
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t.string :name, array: true, default: [], null: false
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end
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add_column :test_string_arrays, :email, :string, array: true
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add_column_with_default :test_string_arrays, :role, :string, default: [], array: true
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change_column_type_concurrently :test_string_arrays, :test_id, :string, array: true
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end
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end
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RUBY
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end
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end
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context 'when using down method' do
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it 'registers no offense' do
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expect_no_offenses(<<~RUBY)
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class Users < ActiveRecord::Migration[6.0]
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def up
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remove_column :users, :bio
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remove_column :users, :url
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drop_table :test_strings
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end
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def down
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create_table :test_strings, id: false do |t|
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t.integer :test_id, null: false
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t.string :name
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end
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add_column(:users, :bio, :string)
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add_column_with_default(:users, :url, :string, default: '/-/user', allow_null: false, limit: 255)
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change_column_type_concurrently :users, :commit_id, :string
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end
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end
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RUBY
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end
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end
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end
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context 'when outside of migration' do
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it 'registers no offense' do
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expect_no_offenses(<<~RUBY)
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class Users < ActiveRecord::Migration[6.0]
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def up
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create_table :users do |t|
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t.string :username, null: false
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t.timestamps_with_timezone null: true
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t.string :password
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end
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add_column(:users, :bio, :string)
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add_column_with_default(:users, :url, :string, default: '/-/user', allow_null: false, limit: 255)
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change_column_type_concurrently :users, :commit_id, :string
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end
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end
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RUBY
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end
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end
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end
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