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# frozen_string_literal: true
require "cases/helper"
class TestRecord < ActiveRecord::Base
end
class TestUnconnectedAdapter < ActiveRecord::TestCase
self.use_transactional_tests = false
def setup
@underlying = ActiveRecord::Base.lease_connection
@connection_name = ActiveRecord::Base.remove_connection
# Clear out connection info from other pids (like a fork parent) too
ActiveRecord::ConnectionAdapters::PoolConfig.discard_pools!
end
teardown do
@underlying = nil
ActiveRecord::Base.establish_connection(@connection_name)
load_schema if in_memory_db?
end
def test_connection_no_longer_established
assert_raise(ActiveRecord::ConnectionNotEstablished) do
TestRecord.find(1)
end
assert_raise(ActiveRecord::ConnectionNotEstablished) do
TestRecord.new.save
end
end
def test_error_message_when_connection_not_established
error = assert_raise(ActiveRecord::ConnectionNotEstablished) do
TestRecord.find(1)
end
assert_equal "No connection pool for 'ActiveRecord::Base' found.", error.message
end
def test_underlying_adapter_no_longer_active
assert_not @underlying.active?, "Removed adapter should no longer be active"
end
end
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