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require 'generators/generators_test_helper'
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require 'rails/generators/rails/model/model_generator'
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require 'active_support/core_ext/string/strip'
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class ModelGeneratorTest < Rails :: Generators :: TestCase
include GeneratorsTestHelper
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arguments %w( Account name:string age:integer )
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def test_help_shows_invoked_generators_options
content = run_generator [ " --help " ]
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assert_match ( / ActiveRecord options: / , content )
assert_match ( / TestUnit options: / , content )
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end
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def test_model_with_missing_attribute_type
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run_generator [ " post " , " title " , " body:text " , " author " ]
assert_migration " db/migrate/create_posts.rb " do | m |
assert_method :change , m do | up |
assert_match ( / t \ .string :title / , up )
assert_match ( / t \ .text :body / , up )
assert_match ( / t \ .string :author / , up )
end
end
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end
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def test_invokes_default_orm
run_generator
assert_file " app/models/account.rb " , / class Account < ActiveRecord::Base /
end
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def test_model_with_parent_option
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run_generator [ " account " , " --parent " , " Admin::Account " ]
assert_file " app/models/account.rb " , / class Account < Admin::Account /
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assert_no_migration " db/migrate/create_accounts.rb "
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end
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def test_model_with_existent_application_record
mkdir_p " #{ destination_root } /app/models "
touch " #{ destination_root } /app/models/application_record.rb "
Dir . chdir ( destination_root ) do
run_generator [ " account " ]
end
assert_file " app/models/account.rb " , / class Account < ApplicationRecord /
end
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def test_plural_names_are_singularized
content = run_generator [ " accounts " . freeze ]
assert_file " app/models/account.rb " , / class Account < ActiveRecord::Base /
assert_file " test/models/account_test.rb " , / class AccountTest /
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assert_match ( / \ [WARNING \ ] The model name 'accounts' was recognized as a plural, using the singular 'account' instead \ . Override with --force-plural or setup custom inflection rules for this noun before running the generator \ . / , content )
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end
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def test_model_with_underscored_parent_option
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run_generator [ " account " , " --parent " , " admin/account " ]
assert_file " app/models/account.rb " , / class Account < Admin::Account /
end
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def test_model_with_namespace
run_generator [ " admin/account " ]
assert_file " app/models/admin.rb " , / module Admin /
assert_file " app/models/admin.rb " , / def self \ .table_name_prefix /
assert_file " app/models/admin.rb " , / 'admin_' /
assert_file " app/models/admin/account.rb " , / class Admin::Account < ActiveRecord::Base /
end
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def test_migration
run_generator
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assert_migration " db/migrate/create_accounts.rb " , / class CreateAccounts < ActiveRecord::Migration \ [[0-9.]+ \ ] /
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end
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def test_migration_with_namespace
run_generator [ " Gallery::Image " ]
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assert_migration " db/migrate/create_gallery_images " , / class CreateGalleryImages < ActiveRecord::Migration \ [[0-9.]+ \ ] /
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assert_no_migration " db/migrate/create_images "
end
def test_migration_with_nested_namespace
run_generator [ " Admin::Gallery::Image " ]
assert_no_migration " db/migrate/create_images "
assert_no_migration " db/migrate/create_gallery_images "
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assert_migration " db/migrate/create_admin_gallery_images " , / class CreateAdminGalleryImages < ActiveRecord::Migration \ [[0-9.]+ \ ] /
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assert_migration " db/migrate/create_admin_gallery_images " , / create_table :admin_gallery_images /
end
def test_migration_with_nested_namespace_without_pluralization
ActiveRecord :: Base . pluralize_table_names = false
run_generator [ " Admin::Gallery::Image " ]
assert_no_migration " db/migrate/create_images "
assert_no_migration " db/migrate/create_gallery_images "
assert_no_migration " db/migrate/create_admin_gallery_images "
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assert_migration " db/migrate/create_admin_gallery_image " , / class CreateAdminGalleryImage < ActiveRecord::Migration \ [[0-9.]+ \ ] /
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assert_migration " db/migrate/create_admin_gallery_image " , / create_table :admin_gallery_image /
ensure
ActiveRecord :: Base . pluralize_table_names = true
end
def test_migration_with_namespaces_in_model_name_without_plurization
ActiveRecord :: Base . pluralize_table_names = false
run_generator [ " Gallery::Image " ]
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assert_migration " db/migrate/create_gallery_image " , / class CreateGalleryImage < ActiveRecord::Migration \ [[0-9.]+ \ ] /
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assert_no_migration " db/migrate/create_gallery_images "
ensure
ActiveRecord :: Base . pluralize_table_names = true
end
def test_migration_without_pluralization
ActiveRecord :: Base . pluralize_table_names = false
run_generator
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assert_migration " db/migrate/create_account " , / class CreateAccount < ActiveRecord::Migration \ [[0-9.]+ \ ] /
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assert_no_migration " db/migrate/create_accounts "
ensure
ActiveRecord :: Base . pluralize_table_names = true
end
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def test_migration_is_skipped
run_generator [ " account " , " --no-migration " ]
assert_no_migration " db/migrate/create_accounts.rb "
end
def test_migration_with_attributes
run_generator [ " product " , " name:string " , " supplier_id:integer " ]
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assert_migration " db/migrate/create_products.rb " do | m |
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assert_method :change , m do | up |
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assert_match ( / create_table :products / , up )
assert_match ( / t \ .string :name / , up )
assert_match ( / t \ .integer :supplier_id / , up )
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end
end
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end
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def test_migration_with_attributes_and_with_index
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run_generator [ " product " , " name:string:index " , " supplier_id:integer:index " , " user_id:integer:uniq " , " order_id:uniq " ]
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assert_migration " db/migrate/create_products.rb " do | m |
assert_method :change , m do | up |
assert_match ( / create_table :products / , up )
assert_match ( / t \ .string :name / , up )
assert_match ( / t \ .integer :supplier_id / , up )
assert_match ( / t \ .integer :user_id / , up )
assert_match ( / t \ .string :order_id / , up )
assert_match ( / add_index :products, :name / , up )
assert_match ( / add_index :products, :supplier_id / , up )
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assert_match ( / add_index :products, :user_id, unique: true / , up )
assert_match ( / add_index :products, :order_id, unique: true / , up )
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end
end
end
def test_migration_with_attributes_and_with_wrong_index_declaration
run_generator [ " product " , " name:string " , " supplier_id:integer:inex " , " user_id:integer:unqu " ]
assert_migration " db/migrate/create_products.rb " do | m |
assert_method :change , m do | up |
assert_match ( / create_table :products / , up )
assert_match ( / t \ .string :name / , up )
assert_match ( / t \ .integer :supplier_id / , up )
assert_match ( / t \ .integer :user_id / , up )
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assert_no_match ( / add_index :products, :name / , up )
assert_no_match ( / add_index :products, :supplier_id / , up )
assert_no_match ( / add_index :products, :user_id / , up )
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end
end
end
def test_migration_with_missing_attribute_type_and_with_index
run_generator [ " product " , " name:index " , " supplier_id:integer:index " , " year:integer " ]
assert_migration " db/migrate/create_products.rb " do | m |
assert_method :change , m do | up |
assert_match ( / create_table :products / , up )
assert_match ( / t \ .string :name / , up )
assert_match ( / t \ .integer :supplier_id / , up )
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assert_match ( / add_index :products, :name / , up )
assert_match ( / add_index :products, :supplier_id / , up )
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assert_no_match ( / add_index :products, :year / , up )
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end
end
end
def test_add_migration_with_attributes_index_declaration_and_attribute_options
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run_generator [ " product " , " title:string{40}:index " , " content:string{255} " , " price:decimal{5,2}:index " , " discount:decimal{5,2}:uniq " , " supplier:references{polymorphic} " ]
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assert_migration " db/migrate/create_products.rb " do | content |
assert_method :change , content do | up |
assert_match ( / create_table :products / , up )
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assert_match ( / t.string :title, limit: 40 / , up )
assert_match ( / t.string :content, limit: 255 / , up )
assert_match ( / t.decimal :price, precision: 5, scale: 2 / , up )
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assert_match ( / t.references :supplier, polymorphic: true / , up )
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end
assert_match ( / add_index :products, :title / , content )
assert_match ( / add_index :products, :price / , content )
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assert_match ( / add_index :products, :discount, unique: true / , content )
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end
end
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def test_migration_without_timestamps
ActiveRecord :: Base . timestamped_migrations = false
run_generator [ " account " ]
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assert_file " db/migrate/001_create_accounts.rb " , / class CreateAccounts < ActiveRecord::Migration \ [[0-9.]+ \ ] /
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run_generator [ " project " ]
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assert_file " db/migrate/002_create_projects.rb " , / class CreateProjects < ActiveRecord::Migration \ [[0-9.]+ \ ] /
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ensure
ActiveRecord :: Base . timestamped_migrations = true
end
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def test_model_with_references_attribute_generates_belongs_to_associations
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run_generator [ " product " , " name:string " , " supplier:references " ]
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assert_file " app/models/product.rb " , / belongs_to :supplier /
end
def test_model_with_belongs_to_attribute_generates_belongs_to_associations
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run_generator [ " product " , " name:string " , " supplier:belongs_to " ]
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assert_file " app/models/product.rb " , / belongs_to :supplier /
end
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def test_model_with_polymorphic_references_attribute_generates_belongs_to_associations
run_generator [ " product " , " name:string " , " supplier:references{polymorphic} " ]
assert_file " app/models/product.rb " , / belongs_to :supplier, polymorphic: true /
end
def test_model_with_polymorphic_belongs_to_attribute_generates_belongs_to_associations
run_generator [ " product " , " name:string " , " supplier:belongs_to{polymorphic} " ]
assert_file " app/models/product.rb " , / belongs_to :supplier, polymorphic: true /
end
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def test_migration_with_timestamps
run_generator
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assert_migration " db/migrate/create_accounts.rb " , / t.timestamps /
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end
def test_migration_timestamps_are_skipped
run_generator [ " account " , " --no-timestamps " ]
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assert_migration " db/migrate/create_accounts.rb " do | m |
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assert_method :change , m do | up |
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assert_no_match ( / t.timestamps / , up )
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end
end
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end
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def test_migration_is_skipped_with_skip_option
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run_generator
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output = run_generator [ " Account " , " --skip " ]
assert_match %r{ skip \ s+db/migrate/ \ d+_create_accounts.rb } , output
end
def test_migration_is_ignored_as_identical_with_skip_option
run_generator [ " Account " ]
output = run_generator [ " Account " , " --skip " ]
assert_match %r{ identical \ s+db/migrate/ \ d+_create_accounts.rb } , output
end
def test_migration_is_skipped_on_skip_behavior
run_generator
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output = run_generator [ " Account " ] , behavior : :skip
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assert_match %r{ skip \ s+db/migrate/ \ d+_create_accounts.rb } , output
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end
def test_migration_error_is_not_shown_on_revoke
run_generator
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error = capture ( :stderr ) { run_generator [ " Account " ] , behavior : :revoke }
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assert_no_match ( / Another migration is already named create_accounts / , error )
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end
def test_migration_is_removed_on_revoke
run_generator
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run_generator [ " Account " ] , behavior : :revoke
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assert_no_migration " db/migrate/create_accounts.rb "
end
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def test_existing_migration_is_removed_on_force
run_generator
old_migration = Dir [ " #{ destination_root } /db/migrate/*_create_accounts.rb " ] . first
error = capture ( :stderr ) { run_generator [ " Account " , " --force " ] }
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assert_no_match ( / Another migration is already named create_accounts / , error )
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assert_no_file old_migration
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assert_migration " db/migrate/create_accounts.rb "
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end
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def test_invokes_default_test_framework
run_generator
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assert_file " test/models/account_test.rb " , / class AccountTest < ActiveSupport::TestCase /
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assert_file " test/fixtures/accounts.yml " , / name: MyString / , / age: 1 /
assert_generated_fixture ( " test/fixtures/accounts.yml " ,
{ " one " = > { " name " = > " MyString " , " age " = > 1 } , " two " = > { " name " = > " MyString " , " age " = > 1 } } )
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end
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def test_fixtures_use_the_references_ids
run_generator [ " LineItem " , " product:references " , " cart:belongs_to " ]
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assert_file " test/fixtures/line_items.yml " , / product: \ n cart: /
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assert_generated_fixture ( " test/fixtures/line_items.yml " ,
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{ " one " = > { " product " = > nil , " cart " = > nil } , " two " = > { " product " = > nil , " cart " = > nil } } )
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end
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def test_fixtures_use_the_references_ids_and_type
run_generator [ " LineItem " , " product:references{polymorphic} " , " cart:belongs_to " ]
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assert_file " test/fixtures/line_items.yml " , / product: \ n product_type: Product \ n cart: /
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assert_generated_fixture ( " test/fixtures/line_items.yml " ,
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{ " one " = > { " product " = > nil , " product_type " = > " Product " , " cart " = > nil } ,
" two " = > { " product " = > nil , " product_type " = > " Product " , " cart " = > nil } } )
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end
def test_fixtures_respect_reserved_yml_keywords
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run_generator [ " LineItem " , " no:integer " , " Off:boolean " , " ON:boolean " ]
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assert_generated_fixture ( " test/fixtures/line_items.yml " ,
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{ " one " = > { " no " = > 1 , " Off " = > false , " ON " = > false } , " two " = > { " no " = > 1 , " Off " = > false , " ON " = > false } } )
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end
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def test_fixture_is_skipped
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run_generator [ " account " , " --skip-fixture " ]
assert_no_file " test/fixtures/accounts.yml "
end
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def test_fixture_is_skipped_if_fixture_replacement_is_given
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content = run_generator [ " account " , " -r " , " factory_girl " ]
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assert_match ( / factory_girl \ [not found \ ] / , content )
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assert_no_file " test/fixtures/accounts.yml "
end
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def test_fixture_without_pluralization
original_pluralize_table_name = ActiveRecord :: Base . pluralize_table_names
ActiveRecord :: Base . pluralize_table_names = false
run_generator
assert_generated_fixture ( " test/fixtures/account.yml " ,
{ " one " = > { " name " = > " MyString " , " age " = > 1 } , " two " = > { " name " = > " MyString " , " age " = > 1 } } )
ensure
ActiveRecord :: Base . pluralize_table_names = original_pluralize_table_name
end
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def test_check_class_collision
content = capture ( :stderr ) { run_generator [ " object " ] }
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assert_match ( / The name 'Object' is either already used in your application or reserved / , content )
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end
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def test_index_is_added_for_belongs_to_association
run_generator [ " account " , " supplier:belongs_to " ]
assert_migration " db/migrate/create_accounts.rb " do | m |
assert_method :change , m do | up |
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assert_match ( / index: true / , up )
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end
end
end
def test_index_is_added_for_references_association
run_generator [ " account " , " supplier:references " ]
assert_migration " db/migrate/create_accounts.rb " do | m |
assert_method :change , m do | up |
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assert_match ( / index: true / , up )
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end
end
end
def test_index_is_skipped_for_belongs_to_association
run_generator [ " account " , " supplier:belongs_to " , " --no-indexes " ]
assert_migration " db/migrate/create_accounts.rb " do | m |
assert_method :change , m do | up |
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assert_no_match ( / index: true / , up )
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end
end
end
def test_index_is_skipped_for_references_association
run_generator [ " account " , " supplier:references " , " --no-indexes " ]
assert_migration " db/migrate/create_accounts.rb " do | m |
assert_method :change , m do | up |
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assert_no_match ( / index: true / , up )
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end
end
end
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def test_add_uuid_to_create_table_migration
run_generator [ " account " , " --primary_key_type=uuid " ]
assert_migration " db/migrate/create_accounts.rb " do | content |
assert_method :change , content do | change |
assert_match ( / create_table :accounts, id: :uuid / , change )
end
end
end
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def test_required_belongs_to_adds_required_association
run_generator [ " account " , " supplier:references{required} " ]
expected_file = <<-FILE.strip_heredoc
class Account < ActiveRecord :: Base
belongs_to :supplier , required : true
end
FILE
assert_file " app/models/account.rb " , expected_file
end
def test_required_polymorphic_belongs_to_generages_correct_model
run_generator [ " account " , " supplier:references{required,polymorphic} " ]
expected_file = <<-FILE.strip_heredoc
class Account < ActiveRecord :: Base
belongs_to :supplier , polymorphic : true , required : true
end
FILE
assert_file " app/models/account.rb " , expected_file
end
def test_required_and_polymorphic_are_order_independent
run_generator [ " account " , " supplier:references{polymorphic.required} " ]
expected_file = <<-FILE.strip_heredoc
class Account < ActiveRecord :: Base
belongs_to :supplier , polymorphic : true , required : true
end
FILE
assert_file " app/models/account.rb " , expected_file
end
def test_required_adds_null_false_to_column
run_generator [ " account " , " supplier:references{required} " ]
assert_migration " db/migrate/create_accounts.rb " do | m |
assert_method :change , m do | up |
assert_match ( / t \ .references :supplier,.* \ snull: false / , up )
end
end
end
Use the new `foreign_key` option on `references` in generators
Changes `rails g model Post user:references` from
def change
create_table :posts do |t|
t.references :user, index: true
end
add_foreign_key :posts, :users
end
to
def change
create_table :posts do |t|
t.references :user, index: true, foreign_key: true
end
end
Changes `rails g migration add_user_to_posts user:references` from
def change
add_reference :posts, :users, index: true
add_foreign_key :posts, :users
end
to
def change
add_reference :posts, :users, index: true, foreign_key: true
end
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def test_foreign_key_is_not_added_for_non_references
run_generator [ " account " , " supplier:string " ]
assert_migration " db/migrate/create_accounts.rb " do | m |
assert_method :change , m do | up |
assert_no_match ( / foreign_key / , up )
end
end
end
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def test_foreign_key_is_added_for_references
run_generator [ " account " , " supplier:belongs_to " , " user:references " ]
assert_migration " db/migrate/create_accounts.rb " do | m |
assert_method :change , m do | up |
Use the new `foreign_key` option on `references` in generators
Changes `rails g model Post user:references` from
def change
create_table :posts do |t|
t.references :user, index: true
end
add_foreign_key :posts, :users
end
to
def change
create_table :posts do |t|
t.references :user, index: true, foreign_key: true
end
end
Changes `rails g migration add_user_to_posts user:references` from
def change
add_reference :posts, :users, index: true
add_foreign_key :posts, :users
end
to
def change
add_reference :posts, :users, index: true, foreign_key: true
end
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assert_match ( / t \ .belongs_to :supplier,.* \ sforeign_key: true / , up )
assert_match ( / t \ .references :user,.* \ sforeign_key: true / , up )
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end
end
end
def test_foreign_key_is_skipped_for_polymorphic_references
run_generator [ " account " , " supplier:belongs_to{polymorphic} " ]
assert_migration " db/migrate/create_accounts.rb " do | m |
assert_method :change , m do | up |
Use the new `foreign_key` option on `references` in generators
Changes `rails g model Post user:references` from
def change
create_table :posts do |t|
t.references :user, index: true
end
add_foreign_key :posts, :users
end
to
def change
create_table :posts do |t|
t.references :user, index: true, foreign_key: true
end
end
Changes `rails g migration add_user_to_posts user:references` from
def change
add_reference :posts, :users, index: true
add_foreign_key :posts, :users
end
to
def change
add_reference :posts, :users, index: true, foreign_key: true
end
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assert_no_match ( / foreign_key / , up )
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end
end
end
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def test_token_option_adds_has_secure_token
run_generator [ " user " , " token:token " , " auth_token:token " ]
expected_file = <<-FILE.strip_heredoc
class User < ActiveRecord :: Base
has_secure_token
has_secure_token :auth_token
end
FILE
assert_file " app/models/user.rb " , expected_file
end
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private
def assert_generated_fixture ( path , parsed_contents )
fixture_file = File . new File . expand_path ( path , destination_root )
assert_equal ( parsed_contents , YAML . load ( fixture_file ) )
end
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end