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-rw-r--r--railties/test/generators/migration_generator_test.rb114
1 files changed, 113 insertions, 1 deletions
diff --git a/railties/test/generators/migration_generator_test.rb b/railties/test/generators/migration_generator_test.rb
index d876597944..57bc220558 100644
--- a/railties/test/generators/migration_generator_test.rb
+++ b/railties/test/generators/migration_generator_test.rb
@@ -85,6 +85,19 @@ class MigrationGeneratorTest < Rails::Generators::TestCase
end
end
+ def test_remove_migration_with_references_removes_foreign_keys
+ migration = "remove_references_from_books"
+ run_generator [migration, "author:belongs_to", "distributor:references{polymorphic}"]
+
+ assert_migration "db/migrate/#{migration}.rb" do |content|
+ assert_method :change, content do |change|
+ assert_match(/remove_reference :books, :author,.*\sforeign_key: true/, change)
+ assert_match(/remove_reference :books, :distributor/, change) # sanity check
+ assert_no_match(/remove_reference :books, :distributor,.*\sforeign_key: true/, change)
+ end
+ end
+ end
+
def test_add_migration_with_attributes_and_indices
migration = "add_title_with_index_and_body_to_posts"
run_generator [migration, "title:string:index", "body:text", "user_id:integer:uniq"]
@@ -159,6 +172,31 @@ class MigrationGeneratorTest < Rails::Generators::TestCase
end
end
+ def test_add_migration_with_required_references
+ migration = "add_references_to_books"
+ run_generator [migration, "author:belongs_to{required}", "distributor:references{polymorphic,required}"]
+
+ assert_migration "db/migrate/#{migration}.rb" do |content|
+ assert_method :change, content do |change|
+ assert_match(/add_reference :books, :author, index: true, null: false/, change)
+ assert_match(/add_reference :books, :distributor, polymorphic: true, index: true, null: false/, change)
+ end
+ end
+ end
+
+ def test_add_migration_with_references_adds_foreign_keys
+ migration = "add_references_to_books"
+ run_generator [migration, "author:belongs_to", "distributor:references{polymorphic}"]
+
+ assert_migration "db/migrate/#{migration}.rb" do |content|
+ assert_method :change, content do |change|
+ assert_match(/add_reference :books, :author,.*\sforeign_key: true/, change)
+ assert_match(/add_reference :books, :distributor/, change) # sanity check
+ assert_no_match(/add_reference :books, :distributor,.*\sforeign_key: true/, change)
+ end
+ end
+ end
+
def test_create_join_table_migration
migration = "add_media_join_table"
run_generator [migration, "artist_id", "musics:uniq"]
@@ -193,8 +231,82 @@ class MigrationGeneratorTest < Rails::Generators::TestCase
end
end
end
-
+
def test_properly_identifies_usage_file
assert generator_class.send(:usage_path)
end
+
+ def test_migration_with_singular_table_name
+ with_singular_table_name do
+ migration = "add_title_body_to_post"
+ run_generator [migration, 'title:string']
+ assert_migration "db/migrate/#{migration}.rb" do |content|
+ assert_method :change, content do |change|
+ assert_match(/add_column :post, :title, :string/, change)
+ end
+ end
+ end
+ end
+
+ def test_create_join_table_migration_with_singular_table_name
+ with_singular_table_name do
+ migration = "add_media_join_table"
+ run_generator [migration, "artist_id", "music:uniq"]
+
+ assert_migration "db/migrate/#{migration}.rb" do |content|
+ assert_method :change, content do |change|
+ assert_match(/create_join_table :artist, :music/, change)
+ assert_match(/# t.index \[:artist_id, :music_id\]/, change)
+ assert_match(/ t.index \[:music_id, :artist_id\], unique: true/, change)
+ end
+ end
+ end
+ end
+
+ def test_create_table_migration_with_singular_table_name
+ with_singular_table_name do
+ run_generator ["create_book", "title:string", "content:text"]
+ assert_migration "db/migrate/create_book.rb" do |content|
+ assert_method :change, content do |change|
+ assert_match(/create_table :book/, change)
+ assert_match(/ t\.string :title/, change)
+ assert_match(/ t\.text :content/, change)
+ end
+ end
+ end
+ end
+
+ def test_create_table_migration_with_token_option
+ run_generator ["create_users", "token:token", "auth_token:token"]
+ assert_migration "db/migrate/create_users.rb" do |content|
+ assert_method :change, content do |change|
+ assert_match(/create_table :users/, change)
+ assert_match(/ t\.string :token/, change)
+ assert_match(/ t\.string :auth_token/, change)
+ assert_match(/add_index :users, :token, unique: true/, change)
+ assert_match(/add_index :users, :auth_token, unique: true/, change)
+ end
+ end
+ end
+
+ def test_add_migration_with_token_option
+ migration = "add_token_to_users"
+ run_generator [migration, "auth_token:token"]
+ assert_migration "db/migrate/#{migration}.rb" do |content|
+ assert_method :change, content do |change|
+ assert_match(/add_column :users, :auth_token, :string/, change)
+ assert_match(/add_index :users, :auth_token, unique: true/, change)
+ end
+ end
+ end
+
+ private
+
+ def with_singular_table_name
+ old_state = ActiveRecord::Base.pluralize_table_names
+ ActiveRecord::Base.pluralize_table_names = false
+ yield
+ ensure
+ ActiveRecord::Base.pluralize_table_names = old_state
+ end
end