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- # frozen_string_literal: true
- require 'rails_helper'
- RSpec.describe Tag do
- describe 'validations' do
- it 'invalid with #' do
- expect(described_class.new(name: '#hello_world')).to_not be_valid
- end
- it 'invalid with .' do
- expect(described_class.new(name: '.abcdef123')).to_not be_valid
- end
- it 'invalid with spaces' do
- expect(described_class.new(name: 'hello world')).to_not be_valid
- end
- it 'valid with aesthetic' do
- expect(described_class.new(name: 'aesthetic')).to be_valid
- end
- end
- describe 'HASHTAG_RE' do
- subject { Tag::HASHTAG_RE }
- it 'does not match URLs with anchors with non-hashtag characters' do
- expect(subject.match('Check this out https://medium.com/@alice/some-article#.abcdef123')).to be_nil
- end
- it 'does not match URLs with hashtag-like anchors' do
- expect(subject.match('https://en.wikipedia.org/wiki/Ghostbusters_(song)#Lawsuit')).to be_nil
- end
- it 'matches #aesthetic' do
- expect(subject.match('this is #aesthetic').to_s).to eq ' #aesthetic'
- end
- it 'matches digits at the start' do
- expect(subject.match('hello #3d').to_s).to eq ' #3d'
- end
- it 'matches digits in the middle' do
- expect(subject.match('hello #l33ts35k').to_s).to eq ' #l33ts35k'
- end
- it 'matches digits at the end' do
- expect(subject.match('hello #world2016').to_s).to eq ' #world2016'
- end
- it 'matches underscores at the beginning' do
- expect(subject.match('hello #_test').to_s).to eq ' #_test'
- end
- it 'matches underscores at the end' do
- expect(subject.match('hello #test_').to_s).to eq ' #test_'
- end
- it 'matches underscores in the middle' do
- expect(subject.match('hello #one_two_three').to_s).to eq ' #one_two_three'
- end
- it 'matches middle dots' do
- expect(subject.match('hello #one·two·three').to_s).to eq ' #one·two·three'
- end
- it 'matches ・unicode in ぼっち・ざ・ろっく correctly' do
- expect(subject.match('testing #ぼっち・ざ・ろっく').to_s).to eq ' #ぼっち・ざ・ろっく'
- end
- it 'matches ZWNJ' do
- expect(subject.match('just add #نرمافزار and').to_s).to eq ' #نرمافزار'
- end
- it 'does not match middle dots at the start' do
- expect(subject.match('hello #·one·two·three')).to be_nil
- end
- it 'does not match middle dots at the end' do
- expect(subject.match('hello #one·two·three·').to_s).to eq ' #one·two·three'
- end
- it 'does not match purely-numeric hashtags' do
- expect(subject.match('hello #0123456')).to be_nil
- end
- end
- describe '#to_param' do
- it 'returns name' do
- tag = Fabricate(:tag, name: 'foo')
- expect(tag.to_param).to eq 'foo'
- end
- end
- describe '.find_normalized' do
- it 'returns tag for a multibyte case-insensitive name' do
- upcase_string = 'abcABCabcABCやゆよ'
- downcase_string = 'abcabcabcabcやゆよ'
- tag = Fabricate(:tag, name: HashtagNormalizer.new.normalize(downcase_string))
- expect(described_class.find_normalized(upcase_string)).to eq tag
- end
- end
- describe '.matches_name' do
- it 'returns tags for multibyte case-insensitive names' do
- upcase_string = 'abcABCabcABCやゆよ'
- downcase_string = 'abcabcabcabcやゆよ'
- tag = Fabricate(:tag, name: HashtagNormalizer.new.normalize(downcase_string))
- expect(described_class.matches_name(upcase_string)).to eq [tag]
- end
- it 'uses the LIKE operator' do
- result = %q[SELECT "tags".* FROM "tags" WHERE LOWER("tags"."name") LIKE LOWER('100abc%')]
- expect(described_class.matches_name('100%abc').to_sql).to eq result
- end
- end
- describe '.matching_name' do
- it 'returns tags for multibyte case-insensitive names' do
- upcase_string = 'abcABCabcABCやゆよ'
- downcase_string = 'abcabcabcabcやゆよ'
- tag = Fabricate(:tag, name: HashtagNormalizer.new.normalize(downcase_string))
- expect(described_class.matching_name(upcase_string)).to eq [tag]
- end
- end
- describe '.find_or_create_by_names' do
- let(:upcase_string) { 'abcABCabcABCやゆよ' }
- let(:downcase_string) { 'abcabcabcabcやゆよ' }
- it 'runs a passed block once per tag regardless of duplicates' do
- count = 0
- described_class.find_or_create_by_names([upcase_string, downcase_string]) do |_tag|
- count += 1
- end
- expect(count).to eq 1
- end
- end
- describe '.search_for' do
- it 'finds tag records with matching names' do
- tag = Fabricate(:tag, name: 'match')
- _miss_tag = Fabricate(:tag, name: 'miss')
- results = described_class.search_for('match')
- expect(results).to eq [tag]
- end
- it 'finds tag records in case insensitive' do
- tag = Fabricate(:tag, name: 'MATCH')
- _miss_tag = Fabricate(:tag, name: 'miss')
- results = described_class.search_for('match')
- expect(results).to eq [tag]
- end
- it 'finds the exact matching tag as the first item' do
- similar_tag = Fabricate(:tag, name: 'matchlater', reviewed_at: Time.now.utc)
- tag = Fabricate(:tag, name: 'match', reviewed_at: Time.now.utc)
- results = described_class.search_for('match')
- expect(results).to eq [tag, similar_tag]
- end
- end
- end
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