require 'rails_helper' RSpec.describe Glitch::KeywordMute, type: :model do let(:alice) { Fabricate(:account, username: 'alice').tap(&:save!) } let(:bob) { Fabricate(:account, username: 'bob').tap(&:save!) } describe '.text_matcher_for' do let(:matcher) { Glitch::KeywordMute.text_matcher_for(alice.id) } describe 'with no mutes' do before do Glitch::KeywordMute.delete_all end it 'does not match' do expect(matcher.matches?('This is a hot take')).to be_falsy end end describe 'with mutes' do it 'does not match keywords set by a different account' do Glitch::KeywordMute.create!(account: bob, keyword: 'take') expect(matcher.matches?('This is a hot take')).to be_falsy end it 'does not match if no keywords match the status text' do Glitch::KeywordMute.create!(account: alice, keyword: 'cold') expect(matcher.matches?('This is a hot take')).to be_falsy end it 'considers word boundaries when matching' do Glitch::KeywordMute.create!(account: alice, keyword: 'bob', whole_word: true) expect(matcher.matches?('bobcats')).to be_falsy end it 'matches substrings if whole_word is false' do Glitch::KeywordMute.create!(account: alice, keyword: 'take', whole_word: false) expect(matcher.matches?('This is a shiitake mushroom')).to be_truthy end it 'matches keywords at the beginning of the text' do Glitch::KeywordMute.create!(account: alice, keyword: 'take') expect(matcher.matches?('Take this')).to be_truthy end it 'matches keywords at the end of the text' do Glitch::KeywordMute.create!(account: alice, keyword: 'take') expect(matcher.matches?('This is a hot take')).to be_truthy end it 'matches if at least one keyword case-insensitively matches the text' do Glitch::KeywordMute.create!(account: alice, keyword: 'hot') expect(matcher.matches?('This is a HOT take')).to be_truthy end it 'matches if at least one non-whole-word keyword case-insensitively matches the text' do Glitch::KeywordMute.create!(account: alice, keyword: 'hot', whole_word: false) expect(matcher.matches?('This is a HOTTY take')).to be_truthy end it 'maintains case-insensitivity when combining keywords into a single matcher' do Glitch::KeywordMute.create!(account: alice, keyword: 'hot') Glitch::KeywordMute.create!(account: alice, keyword: 'cold') expect(matcher.matches?('This is a HOT take')).to be_truthy end it 'matches keywords surrounded by non-alphanumeric ornamentation' do Glitch::KeywordMute.create!(account: alice, keyword: 'hot') expect(matcher.matches?('(hot take)')).to be_truthy end it 'escapes metacharacters in keywords' do Glitch::KeywordMute.create!(account: alice, keyword: '(hot take)') expect(matcher.matches?('(hot take)')).to be_truthy end it 'uses case-folding rules appropriate for more than just English' do Glitch::KeywordMute.create!(account: alice, keyword: 'großeltern') expect(matcher.matches?('besuch der grosseltern')).to be_truthy end it 'matches keywords that are composed of multiple words' do Glitch::KeywordMute.create!(account: alice, keyword: 'a shiitake') expect(matcher.matches?('This is a shiitake')).to be_truthy expect(matcher.matches?('This is shiitake')).to_not be_truthy end end end describe '.tag_matcher_for' do let(:matcher) { Glitch::KeywordMute.tag_matcher_for(alice.id) } let(:status) { Fabricate(:status) } describe 'with no mutes' do before do Glitch::KeywordMute.delete_all end it 'does not match' do status.tags << Fabricate(:tag, name: 'xyzzy') expect(matcher.matches?(status.tags)).to be false end end describe 'with mutes' do it 'does not match keywords set by a different account' do status.tags << Fabricate(:tag, name: 'xyzzy') Glitch::KeywordMute.create!(account: bob, keyword: 'take') expect(matcher.matches?(status.tags)).to be false end it 'matches #xyzzy when given the mute "#xyzzy"' do status.tags << Fabricate(:tag, name: 'xyzzy') Glitch::KeywordMute.create!(account: alice, keyword: '#xyzzy') expect(matcher.matches?(status.tags)).to be true end it 'matches #thingiverse when given the non-whole-word mute "#thing"' do status.tags << Fabricate(:tag, name: 'thingiverse') Glitch::KeywordMute.create!(account: alice, keyword: '#thing', whole_word: false) expect(matcher.matches?(status.tags)).to be true end it 'matches #hashtag when given the mute "##hashtag""' do status.tags << Fabricate(:tag, name: 'hashtag') Glitch::KeywordMute.create!(account: alice, keyword: '##hashtag') expect(matcher.matches?(status.tags)).to be true end it 'matches #oatmeal when given the non-whole-word mute "oat"' do status.tags << Fabricate(:tag, name: 'oatmeal') Glitch::KeywordMute.create!(account: alice, keyword: 'oat', whole_word: false) expect(matcher.matches?(status.tags)).to be true end it 'does not match #oatmeal when given the mute "#oat"' do status.tags << Fabricate(:tag, name: 'oatmeal') Glitch::KeywordMute.create!(account: alice, keyword: 'oat') expect(matcher.matches?(status.tags)).to be false end end end end