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require 'abstract_unit'
require 'generators/generators_test_helper'
require 'rails/generators/rails/migration/migration_generator'
class MigrationGeneratorTest < GeneratorsTestCase
def test_migration
@migration = "change_title_body_from_posts"
run_generator
assert_migration "db/migrate/#{@migration}.rb", /class ChangeTitleBodyFromPosts < ActiveRecord::Migration/
end
def test_migration_with_class_name
@migration = "ChangeTitleBodyFromPosts"
run_generator
assert_migration "db/migrate/change_title_body_from_posts.rb", /class #{@migration} < ActiveRecord::Migration/
end
def test_add_migration_with_attributes
@migration = "add_title_body_to_posts"
run_generator [@migration, "title:string", "body:text"]
assert_migration "db/migrate/#{@migration}.rb" do |content|
assert_class_method content, :up do |up|
assert_match /add_column :posts, :title, :string/, up
assert_match /add_column :posts, :body, :text/, up
end
assert_class_method content, :down do |down|
assert_match /remove_column :posts, :title/, down
assert_match /remove_column :posts, :body/, down
end
end
end
def test_remove_migration_with_attributes
@migration = "remove_title_body_from_posts"
run_generator [@migration, "title:string", "body:text"]
assert_migration "db/migrate/#{@migration}.rb" do |content|
assert_class_method content, :up do |up|
assert_match /remove_column :posts, :title/, up
assert_match /remove_column :posts, :body/, up
end
assert_class_method content, :down do |down|
assert_match /add_column :posts, :title, :string/, down
assert_match /add_column :posts, :body, :text/, down
end
end
end
protected
def run_generator(args=[@migration])
silence(:stdout) { Rails::Generators::MigrationGenerator.start args, :destination_root => destination_root }
end
end
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