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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe 'Database::MultipleDatabases' do
describe '.with_reestablished_active_record_base' do
context 'when doing establish_connection' do
context 'on ActiveRecord::Base' do
it 'raises exception' do
expect { ActiveRecord::Base.establish_connection(:main) }.to raise_error /Cannot re-establish/
end
context 'when using with_reestablished_active_record_base' do
it 'does not raise exception' do
with_reestablished_active_record_base do
expect { ActiveRecord::Base.establish_connection(:main) }.not_to raise_error
end
end
end
end
context 'on Ci::CiDatabaseRecord' do
before do
skip_if_multiple_databases_not_setup
end
it 'raises exception' do
expect { Ci::CiDatabaseRecord.establish_connection(:ci) }.to raise_error /Cannot re-establish/
end
context 'when using with_reestablished_active_record_base' do
it 'does not raise exception' do
with_reestablished_active_record_base do
expect { Ci::CiDatabaseRecord.establish_connection(:main) }.not_to raise_error
end
end
end
end
end
context 'when trying to access connection' do
context 'when reconnect is true' do
it 'does not raise exception' do
with_reestablished_active_record_base(reconnect: true) do
expect { ActiveRecord::Base.connection.execute("SELECT 1") }.not_to raise_error # rubocop:disable Database/MultipleDatabases
end
end
end
context 'when reconnect is false' do
it 'does raise exception' do
with_reestablished_active_record_base(reconnect: false) do
expect { ActiveRecord::Base.connection.execute("SELECT 1") }.to raise_error(ActiveRecord::ConnectionNotEstablished) # rubocop:disable Database/MultipleDatabases
end
end
end
end
end
end
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