104 lines
		
	
	
	
		
			3.9 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
			
		
		
	
	
			104 lines
		
	
	
	
		
			3.9 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
| # frozen_string_literal: true
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| 
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| require 'rails_helper'
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| 
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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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| 
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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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|     let!(:morty) { Fabricate(:account, discoverable: true, hide_collections: false, memorial: true) }
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| 
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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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| 
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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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| 
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|         # alice follows eve and mallory
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|         [john, mallory].each { |account| alice.follow!(account) }
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| 
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|         # eugen follows eve, john, jerk, larry, neil and morty
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|         [eve, mallory, jerk, larry, neil, morty].each { |account| eugen.follow!(account) }
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|       end
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| 
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|       it 'returns eligible accounts', :aggregate_failures do
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|         results = subject.get(bob)
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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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|         # morty is not included because his account is in memoriam
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|         expect(results).to_not include([morty.id, :friends_of_friends])
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|       end
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|     end
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| 
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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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| 
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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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| 
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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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| 
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|         john.follow!(eugen)
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|         john.follow!(neil)
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|       end
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| 
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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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| 
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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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|             [john.id, 2, 2],  # Followed by 2 friends of bob (eve, mallory), 2 followers total (breaks tie)
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|             [eugen.id, 2, 3], # Followed by 2 friends of bob (eve, mallory), 3 followers total
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|             [jerk.id, 1, 1],  # Followed by 1 friends of bob (eve), 1 followers total (breaks tie)
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|             [neil.id, 1, 2]   # Followed by 1 friends of bob (mallory), 2 followers total
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|           )
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|       end
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| 
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|       def expected_results
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|         [
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|           [john.id, :friends_of_friends],
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|           [eugen.id, :friends_of_friends],
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|           [jerk.id, :friends_of_friends],
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|           [neil.id, :friends_of_friends],
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|         ]
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|       end
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| 
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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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