require 'rails_helper' RSpec.describe FeedManager do describe '#key' do subject { FeedManager.instance.key(:home, 1) } it 'returns a string' do expect(subject).to be_a String end end describe '#filter?' do let(:followee) { Fabricate(:account, username: 'alice') } let(:status) { Fabricate(:status, text: 'Hello world', account: followee) } let(:follower) { Fabricate(:account, username: 'bob') } subject { FeedManager.instance.filter?(:home, status, follower) } it 'returns a boolean value' do expect(subject).to be false end end end