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# frozen_string_literal: true
require "isolation/abstract_unit"
require "rails/command"
require "rails/commands/db/system/change/change_command"
class Rails::Command::Db::System::ChangeCommandTest < ActiveSupport::TestCase
include ActiveSupport::Testing::Isolation
setup { build_app }
teardown { teardown_app }
test "change to existing database" do
change_database(to: "sqlite3")
output = change_database(to: "sqlite3")
assert_match "identical config/database.yml", output
assert_match "gsub Gemfile", output
end
test "change to invalid database" do
output = change_database(to: "invalid-db")
assert_match <<~MSG.squish, output
Invalid value for --to option.
Supported preconfigurations are:
mysql, postgresql, sqlite3, oracle, frontbase,
ibm_db, sqlserver, jdbcmysql, jdbcsqlite3,
jdbcpostgresql, jdbc.
MSG
end
test "change to postgresql" do
output = change_database(to: "postgresql")
assert_match "force config/database.yml", output
assert_match "gsub Gemfile", output
end
test "change to mysql" do
output = change_database(to: "mysql")
assert_match "force config/database.yml", output
assert_match "gsub Gemfile", output
end
test "change to sqlite3" do
change_database(to: "postgresql")
output = change_database(to: "sqlite3")
assert_match "force config/database.yml", output
assert_match "gsub Gemfile", output
end
private
def change_database(to:, **options)
args = ["--to", to]
rails "db:system:change", args, **options
end
end
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