100 lines
3.7 KiB
Ruby
100 lines
3.7 KiB
Ruby
# frozen_string_literal: true
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require 'rails_helper'
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RSpec.describe AccountSuggestions::FriendsOfFriendsSource do
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describe '#get' do
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subject { described_class.new }
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let!(:bob) { Fabricate(:account, discoverable: true, hide_collections: false) }
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let!(:alice) { Fabricate(:account, discoverable: true, hide_collections: true) }
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let!(:eve) { Fabricate(:account, discoverable: true, hide_collections: false) }
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let!(:mallory) { Fabricate(:account, discoverable: false, hide_collections: false) }
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let!(:eugen) { Fabricate(:account, discoverable: true, hide_collections: false) }
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let!(:neil) { Fabricate(:account, discoverable: true, hide_collections: false) }
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let!(:john) { Fabricate(:account, discoverable: true, hide_collections: false) }
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let!(:jerk) { Fabricate(:account, discoverable: true, hide_collections: false) }
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let!(:larry) { Fabricate(:account, discoverable: true, hide_collections: false) }
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context 'with follows and blocks' do
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before do
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bob.block!(jerk)
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FollowRecommendationMute.create!(account: bob, target_account: neil)
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# bob follows eugen, alice and larry
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[eugen, alice, larry].each { |account| bob.follow!(account) }
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# alice follows eve and mallory
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[john, mallory].each { |account| alice.follow!(account) }
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# eugen follows eve, john, jerk, larry and neil
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[eve, mallory, jerk, larry, neil].each { |account| eugen.follow!(account) }
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end
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it 'returns eligible accounts', :aggregate_failures do
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results = subject.get(bob)
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# eve is returned through eugen
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expect(results).to include([eve.id, :friends_of_friends])
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# john is not reachable because alice hides who she follows
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expect(results).to_not include([john.id, :friends_of_friends])
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# mallory is not discoverable
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expect(results).to_not include([mallory.id, :friends_of_friends])
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# larry is not included because he's followed already
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expect(results).to_not include([larry.id, :friends_of_friends])
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# jerk is blocked
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expect(results).to_not include([jerk.id, :friends_of_friends])
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# the suggestion for neil has already been rejected
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expect(results).to_not include([neil.id, :friends_of_friends])
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end
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end
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context 'with deterministic order' do
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before do
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# bob follows eve and mallory
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[eve, mallory].each { |account| bob.follow!(account) }
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# eve follows eugen, john, and jerk
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[jerk, eugen, john].each { |account| eve.follow!(account) }
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# mallory follows eugen, john, and neil
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[neil, eugen, john].each { |account| mallory.follow!(account) }
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john.follow!(eugen)
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john.follow!(neil)
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end
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it 'returns eligible accounts in the expected order' do
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expect(subject.get(bob)).to eq expected_results
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end
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it 'contains correct underlying source data' do
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expect(source_query_values)
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.to contain_exactly(
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[eugen.id, 2, 3], # Followed by 2 friends of bob (eve, mallory), 3 followers total (breaks tie)
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[john.id, 2, 2], # Followed by 2 friends of bob (eve, mallory), 2 followers total
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[neil.id, 1, 2], # Followed by 1 friends of bob (mallory), 2 followers total (breaks tie)
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[jerk.id, 1, 1] # Followed by 1 friends of bob (eve), 1 followers total
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)
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end
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def expected_results
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[
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[eugen.id, :friends_of_friends],
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[john.id, :friends_of_friends],
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[neil.id, :friends_of_friends],
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[jerk.id, :friends_of_friends],
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]
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end
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def source_query_values
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subject.source_query(bob).to_a
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end
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end
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end
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end
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