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 '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 end