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require "isolation/abstract_unit"
module ApplicationTests
module RakeTests
class RakeMigrationsTest < ActiveSupport::TestCase
def setup
build_app
boot_rails
FileUtils.rm_rf("#{app_path}/config/environments")
end
def teardown
teardown_app
end
test 'running migrations with given scope' do
Dir.chdir(app_path) do
`rails generate model user username:string password:string`
end
app_file "db/migrate/01_a_migration.bukkits.rb", <<-MIGRATION
class AMigration < ActiveRecord::Migration
end
MIGRATION
output = Dir.chdir(app_path) { `rake db:migrate SCOPE=bukkits` }
assert_no_match(/create_table\(:users\)/, output)
assert_no_match(/CreateUsers/, output)
assert_no_match(/add_column\(:users, :email, :string\)/, output)
assert_match(/AMigration: migrated/, output)
output = Dir.chdir(app_path) { `rake db:migrate SCOPE=bukkits VERSION=0` }
assert_no_match(/drop_table\(:users\)/, output)
assert_no_match(/CreateUsers/, output)
assert_no_match(/remove_column\(:users, :email\)/, output)
assert_match(/AMigration: reverted/, output)
end
test 'model and migration generator with change syntax' do
Dir.chdir(app_path) do
`rails generate model user username:string password:string`
`rails generate migration add_email_to_users email:string`
end
output = Dir.chdir(app_path){ `rake db:migrate` }
assert_match(/create_table\(:users\)/, output)
assert_match(/CreateUsers: migrated/, output)
assert_match(/add_column\(:users, :email, :string\)/, output)
assert_match(/AddEmailToUsers: migrated/, output)
output = Dir.chdir(app_path){ `rake db:rollback STEP=2` }
assert_match(/drop_table\("users"\)/, output)
assert_match(/CreateUsers: reverted/, output)
assert_match(/remove_column\("users", :email\)/, output)
assert_match(/AddEmailToUsers: reverted/, output)
end
test 'migration status when schema migrations table is not present' do
output = Dir.chdir(app_path){ `rake db:migrate:status` }
assert_equal "Schema migrations table does not exist yet.\n", output
end
test 'test migration status' do
Dir.chdir(app_path) do
`rails generate model user username:string password:string`
`rails generate migration add_email_to_users email:string`
end
Dir.chdir(app_path) { `rake db:migrate`}
output = Dir.chdir(app_path) { `rake db:migrate:status` }
assert_match(/up\s+\d{14}\s+Create users/, output)
assert_match(/up\s+\d{14}\s+Add email to users/, output)
Dir.chdir(app_path) { `rake db:rollback STEP=1` }
output = Dir.chdir(app_path) { `rake db:migrate:status` }
assert_match(/up\s+\d{14}\s+Create users/, output)
assert_match(/down\s+\d{14}\s+Add email to users/, output)
end
test 'test migration status after rollback and redo' do
Dir.chdir(app_path) do
`rails generate model user username:string password:string`
`rails generate migration add_email_to_users email:string`
end
Dir.chdir(app_path) { `rake db:migrate` }
output = Dir.chdir(app_path) { `rake db:migrate:status` }
assert_match(/up\s+\d{14}\s+Create users/, output)
assert_match(/up\s+\d{14}\s+Add email to users/, output)
Dir.chdir(app_path) { `rake db:rollback STEP=2` }
output = Dir.chdir(app_path) { `rake db:migrate:status` }
assert_match(/down\s+\d{14}\s+Create users/, output)
assert_match(/down\s+\d{14}\s+Add email to users/, output)
Dir.chdir(app_path) { `rake db:migrate:redo` }
output = Dir.chdir(app_path) { `rake db:migrate:status` }
assert_match(/up\s+\d{14}\s+Create users/, output)
assert_match(/up\s+\d{14}\s+Add email to users/, output)
end
end
end
end
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