require 'spec_helper' describe BroadcastMessage do subject { build(:broadcast_message) } it { is_expected.to be_valid } describe 'validations' do let(:triplet) { '#000' } let(:hex) { '#AABBCC' } it { is_expected.to allow_value(nil).for(:color) } it { is_expected.to allow_value(triplet).for(:color) } it { is_expected.to allow_value(hex).for(:color) } it { is_expected.not_to allow_value('000').for(:color) } it { is_expected.to allow_value(nil).for(:font) } it { is_expected.to allow_value(triplet).for(:font) } it { is_expected.to allow_value(hex).for(:font) } it { is_expected.not_to allow_value('000').for(:font) } end describe '.current', :use_clean_rails_memory_store_caching do it 'returns message if time match' do message = create(:broadcast_message) expect(described_class.current).to include(message) end it 'returns multiple messages if time match' do message1 = create(:broadcast_message) message2 = create(:broadcast_message) expect(described_class.current).to contain_exactly(message1, message2) end it 'returns empty list if time not come' do create(:broadcast_message, :future) expect(described_class.current).to be_empty end it 'returns empty list if time has passed' do create(:broadcast_message, :expired) expect(described_class.current).to be_empty end it 'caches the output of the query' do create(:broadcast_message) expect(described_class).to receive(:current_and_future_messages).and_call_original.once described_class.current Timecop.travel(1.year) do described_class.current end end it 'does not create new records' do create(:broadcast_message) expect { described_class.current }.not_to change { described_class.count } end it 'includes messages that need to be displayed in the future' do create(:broadcast_message) future = create( :broadcast_message, starts_at: Time.now + 10.minutes, ends_at: Time.now + 20.minutes ) expect(described_class.current.length).to eq(1) Timecop.travel(future.starts_at) do expect(described_class.current.length).to eq(2) end end it 'does not clear the cache if only a future message should be displayed' do create(:broadcast_message, :future) expect(Rails.cache).not_to receive(:delete).with(described_class::CACHE_KEY) expect(described_class.current.length).to eq(0) end it 'clears the legacy cache key' do create(:broadcast_message, :future) expect(Rails.cache).to receive(:delete).with(described_class::LEGACY_CACHE_KEY) expect(described_class.current.length).to eq(0) end end describe '#active?' do it 'is truthy when started and not ended' do message = build(:broadcast_message) expect(message).to be_active end it 'is falsey when ended' do message = build(:broadcast_message, :expired) expect(message).not_to be_active end it 'is falsey when not started' do message = build(:broadcast_message, :future) expect(message).not_to be_active end end describe '#started?' do it 'is truthy when starts_at has passed' do message = build(:broadcast_message) travel_to(3.days.from_now) do expect(message).to be_started end end it 'is falsey when starts_at is in the future' do message = build(:broadcast_message) travel_to(3.days.ago) do expect(message).not_to be_started end end end describe '#ended?' do it 'is truthy when ends_at has passed' do message = build(:broadcast_message) travel_to(3.days.from_now) do expect(message).to be_ended end end it 'is falsey when ends_at is in the future' do message = build(:broadcast_message) travel_to(3.days.ago) do expect(message).not_to be_ended end end end describe '#flush_redis_cache' do it 'flushes the Redis cache' do message = create(:broadcast_message) expect(Rails.cache).to receive(:delete).with(described_class::CACHE_KEY) expect(Rails.cache).to receive(:delete).with(described_class::LEGACY_CACHE_KEY) message.flush_redis_cache end end end