debian-mirror-gitlab/spec/support/shared_examples/models/atomic_internal_id_spec.rb
2018-05-09 12:01:36 +05:30

40 lines
1.2 KiB
Ruby

require 'spec_helper'
shared_examples_for 'AtomicInternalId' do
describe '.has_internal_id' do
describe 'Module inclusion' do
subject { described_class }
it { is_expected.to include_module(AtomicInternalId) }
end
describe 'Validation' do
subject { instance }
before do
allow(InternalId).to receive(:generate_next).and_return(nil)
end
it { is_expected.to validate_presence_of(internal_id_attribute) }
it { is_expected.to validate_numericality_of(internal_id_attribute) }
end
describe 'internal id generation' do
subject { instance.save! }
it 'calls InternalId.generate_next and sets internal id attribute' do
iid = rand(1..1000)
expect(InternalId).to receive(:generate_next).with(instance, scope_attrs, usage, any_args).and_return(iid)
subject
expect(instance.public_send(internal_id_attribute)).to eq(iid)
end
it 'does not overwrite an existing internal id' do
instance.public_send("#{internal_id_attribute}=", 4711)
expect { subject }.not_to change { instance.public_send(internal_id_attribute) }
end
end
end
end